Steam api64 dll (Steam Client API (buildbot winslave007@WUS)) Valve Corporation 文件恶意软件分析

Steam_api64.dll (Steam Client API (buildbot_winslave007@WUS)) 文件分析

更新于 2 months ago

检查者 Malware Check

steam_api64.dll

哈希类型	值	操作
MD5	91ee10f8081a88b8164c09fa67e9c620
SHA1	fa017600ef1720a329ad8ca7d0f00373b28669c1
SHA256	78366502cb476dd685b61eb717e028d3e97dad50d791e22baf7aa5364d41b835
SHA512	7f9f468b972fc107ac60f8ff123f94925dfe7bce2808c7d5a91c2008d082ad87780a03e5ed4727296289042ffe0a9f287ac7bc915c0728d5e6d6619ddd7ccdd8
ImpHash	b329a215c92c395b222af28465e807db

哈希类型

值

操作

MD5

91ee10f8081a88b8164c09fa67e9c620

SHA1

fa017600ef1720a329ad8ca7d0f00373b28669c1

SHA256

78366502cb476dd685b61eb717e028d3e97dad50d791e22baf7aa5364d41b835

SHA512

7f9f468b972fc107ac60f8ff123f94925dfe7bce2808c7d5a91c2008d082ad87780a03e5ed4727296289042ffe0a9f287ac7bc915c0728d5e6d6619ddd7ccdd8

ImpHash

b329a215c92c395b222af28465e807db

PE 分析

基本信息

▼

映像基址	`0x180000000`
入口点	`0x1800de9e0`
编译时间	2019-08-20 00:19:29
校验和	0x00052b2f (实际: 0x00052b2f)
操作系统版本	6.0
PEiD 签名	`PE32+ executable (DLL) (GUI) x86-64, for MS Windows`
数字签名	Chain verification from CN=WUS! (serial:-103251830510890988845464931467663467065, sha1:6d477531aec3c53b14fc21e85311780dee5482c7) failed: The X.509 certificate provided is self-signed - "Common Name: WUS!"
导入	7 库 KERNEL32, ntdll, PSAPI, SHELL32, SHLWAPI, USER32, WS2_32
导出	91 函数
资源	2 资源
节	3 节

版本信息

▼

LegalCopyright	Copyright (C) NisCkxU544c
InternalName	Steam Client API
FileVersion	01.0.1.19
CompanyName	Valve Corporation
ProductVersion	01.00.00.01
FileDescription	Steam Client API (buildbot_winslave007@WUS)
Source Control ID	1337110
OriginalFilename	steam_api.dll
ProductName	Steam Client API
Translation	0x0409 0x04b0
CompanyName	Valve Corporation
FileDescription	Steam Client API
FileVersion	1, 0, 0, 1
InternalName	Steam Client API
LegalCopyright	Copyright (C) 2007
OriginalFilename	steam_api.dll
ProductName	Steam Client API
ProductVersion	1, 0, 0, 1
Translation	0x0409 0x04b0

PE 节

▼

名称	虚拟地址	虚拟大小	原始大小	熵	特征	MD5
`WUS0`	`0x00001000`	614,400 bytes	0 bytes	0.00 (正常)	`IMAGE_SCN_CNT_UNINITIALIZED_DATA\|IMAGE_SCN_MEM_EXECUTE\|IMAGE_SCN_MEM_READ\|IMAGE_SCN_MEM_WRITE`	`D41D8CD98F00B204E9800998ECF8427E`
`WUS1`	`0x00097000`	294,912 bytes	294,400 bytes	7.93 (打包/加密)	`IMAGE_SCN_CNT_INITIALIZED_DATA\|IMAGE_SCN_MEM_EXECUTE\|IMAGE_SCN_MEM_READ\|IMAGE_SCN_MEM_WRITE`	`FD5E55961C92D103CE6CDBBFC7FB00EB`
`.rsrc`	`0x000df000`	8,192 bytes	5,632 bytes	4.77 (正常)	`IMAGE_SCN_CNT_INITIALIZED_DATA\|IMAGE_SCN_MEM_READ\|IMAGE_SCN_MEM_WRITE`	`EEB1F0ADBFD016A0FBCF4C46E76554C9`

熵分析警报

1 检测到高熵（≥7.5）的节 - 可能存在打包/加密

资源分析

▼

资源总数: 2 (1,640 字节)

资源类型	数量	总大小	百分比
RT_VERSION	2	1,640 字节	100%

证书链分析

▼

证书 Information

产品	Steam Client API
描述	Steam Client API (buildbot_winslave007@WUS)
文件版本	01.0.1.19
原始名称	steam_api.dll
验证状态	A certificate chain processed, but terminated in a root certificate which is not trusted by the trust provider.
签名者	WUS!
内部名称	Steam Client API
版权	Copyright (C) NisCkxU544c

证书链摘要

WUS! #1 主要

有效期: 2014-07-01 00:00:00 → 2088-01-01 00:00:00

签名算法: 1.3.14.3.2.29

序列号: B2 52 6B B8 47 7B CC A7 4E 05 F9 73 00 70 9D C7

✓ 此文件已进行数字签名，证书链已验证。

签名确保文件的完整性和发布者的真实性。
时间戳证明签名的应用时间。

证书验证状态

Chain verification from CN=WUS! (serial:-103251830510890988845464931467663467065, sha1:6d477531aec3c53b14fc21e85311780dee5482c7) failed: The X.509 certificate provided is self-signed - "Common Name: WUS!"

建议: 验证文件来源并确保它来自可信的发布者.

发表评论

文件名	steam_api64.dll
文件类型	PE32+ executable (DLL) (GUI) x86-64, for MS Windows
扫描器版本	1.0.228.174
数据库版本	2025-10-27 04:00:17 UTC

Steam_api64.dll (Steam Client API (buildbot_winslave007@WUS)) 文件分析

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