General
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Target
75565dbc09e326a37e800c449f26d15bfd5c7fd621bf836914a62bc8e1a7ae0e
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Size
813KB
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Sample
221230-bbs98aef42
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MD5
e6a09fe0d22697c2980af300c22ed4ea
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SHA1
ed8a613ce01b905d6a99458ec10c3883893c29e8
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SHA256
75565dbc09e326a37e800c449f26d15bfd5c7fd621bf836914a62bc8e1a7ae0e
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SHA512
9383bcc9f937fedd4410ecaa1eb3fe37668d980a138ac71e5f8e741b97a65bf285da2f058a0ef4c76780065ce6b0fe3b617c206cc24484822fe9df6543117497
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SSDEEP
12288:yCxT7ZwGZ7B0Rd6hEDxJiFU6F/jdAgTeZfx2IgUj0lNNIv24QiP8/XeXdYj:fZwGpB0sEAlOgTepgWj0T3XetY
Static task
static1
Behavioral task
behavioral1
Sample
75565dbc09e326a37e800c449f26d15bfd5c7fd621bf836914a62bc8e1a7ae0e.exe
Resource
win10-20220812-en
Malware Config
Extracted
djvu
http://ex3mall.com/test1/get.php
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extension
.znsm
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offline_id
bE95c2N1x4fARf4W3qmFCjkKPwfFkQaU9NpNBMt1
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payload_url
http://uaery.top/dl/build2.exe
http://ex3mall.com/files/1/build3.exe
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ransomnote
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Extracted
vidar
1.7
19
https://t.me/robloxblackl
https://steamcommunity.com/profiles/76561199458928097
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profile_id
19
Targets
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Target
75565dbc09e326a37e800c449f26d15bfd5c7fd621bf836914a62bc8e1a7ae0e
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Size
813KB
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MD5
e6a09fe0d22697c2980af300c22ed4ea
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SHA1
ed8a613ce01b905d6a99458ec10c3883893c29e8
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SHA256
75565dbc09e326a37e800c449f26d15bfd5c7fd621bf836914a62bc8e1a7ae0e
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SHA512
9383bcc9f937fedd4410ecaa1eb3fe37668d980a138ac71e5f8e741b97a65bf285da2f058a0ef4c76780065ce6b0fe3b617c206cc24484822fe9df6543117497
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SSDEEP
12288:yCxT7ZwGZ7B0Rd6hEDxJiFU6F/jdAgTeZfx2IgUj0lNNIv24QiP8/XeXdYj:fZwGpB0sEAlOgTepgWj0T3XetY
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Detected Djvu ransomware
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Downloads MZ/PE file
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Executes dropped EXE
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Loads dropped DLL
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Modifies file permissions
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Accesses cryptocurrency files/wallets, possible credential harvesting
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Adds Run key to start application
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Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
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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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Suspicious use of SetThreadContext
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