General
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Target
WindowsBootManager.exe
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Size
70.8MB
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Sample
240223-1ptwcahf38
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MD5
5d18b97c37e13a926121ad3280a275ad
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SHA1
c77f453cb0baffe809162564d69876c200c980d0
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SHA256
8c062466c926e7f56a06ae3f92dd6a39dbb6a6fbb75e1b038399a0b1e720d4cd
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SHA512
7b12fc41f295cdedbb8438d544afdd7801b22689a6b32576ec51cc428f59a122db54604d2dbede09287f5648e1261e4259804e6340aa46abebab0c7a0b85aac2
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SSDEEP
1572864:PejOS3+OyXEUH3UVXAgneMGXXA/T1eBZGURkmiXgMH:PkwEVVEnHMT1eNre7H
Static task
static1
Behavioral task
behavioral1
Sample
WindowsBootManager.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
WindowsBootManager.exe
Resource
win10v2004-20240221-en
Behavioral task
behavioral3
Sample
WindowsBootManager.exe
Resource
win7-20240221-en
Malware Config
Targets
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Target
WindowsBootManager.exe
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Size
70.8MB
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MD5
5d18b97c37e13a926121ad3280a275ad
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SHA1
c77f453cb0baffe809162564d69876c200c980d0
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SHA256
8c062466c926e7f56a06ae3f92dd6a39dbb6a6fbb75e1b038399a0b1e720d4cd
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SHA512
7b12fc41f295cdedbb8438d544afdd7801b22689a6b32576ec51cc428f59a122db54604d2dbede09287f5648e1261e4259804e6340aa46abebab0c7a0b85aac2
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SSDEEP
1572864:PejOS3+OyXEUH3UVXAgneMGXXA/T1eBZGURkmiXgMH:PkwEVVEnHMT1eNre7H
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Executes dropped EXE
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Loads dropped DLL
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Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
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Drops file in System32 directory
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Target
WindowsBootManager.exe
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Size
168.6MB
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MD5
2c11c9fd2618f52433766e7601fc0ab6
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SHA1
5431178570a6040912ec7486fbb677b8c423c6f5
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SHA256
b29714d2a978638b6ce17ec1c16f8344e46379c93f1e88225bc962419b9d1c04
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SHA512
b0a66392aff2f7eb8d019cb9d7c210a9fa76090985eb35d2cb032c44f345705720f6cb1889eff3aa3c2a3b9587f26bfbfc3d247e7a6229ef1882ee0890e95e89
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SSDEEP
1572864:sXic4qb6IXgDaJfpEQHgelkLK4z34xGWw0TwW1T/qWhehZvmCtS3JPfyzG49FndX:yVKvWZ8tyx4u
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Loads dropped DLL
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Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
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Drops file in System32 directory
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