General
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Target
1bd8bd5dde5c62c50760635e6a3b6c443fd346a9acdc3cff2cb089a23fa17051
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Size
811KB
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Sample
211204-sk3zfsdhf4
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MD5
68d5e632d9c91d92ce69e4738207378c
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SHA1
f81278bed3425958ad9cd6a7342ce8d3a55716c7
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SHA256
1bd8bd5dde5c62c50760635e6a3b6c443fd346a9acdc3cff2cb089a23fa17051
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SHA512
db51670529c2c39a374bf46cdc1afccaea00ebcb19d2b0d56db9abede009e51054c78d79d734834a04cea6e0e7ea9d0cd5b17593a739e5b36324bafe15f612a6
Static task
static1
Behavioral task
behavioral1
Sample
1bd8bd5dde5c62c50760635e6a3b6c443fd346a9acdc3cff2cb089a23fa17051.exe
Resource
win10-en-20211014
Malware Config
Extracted
djvu
http://tzgl.org/lancer/get.php
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extension
.yqal
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offline_id
K3PMMX2aWwpnYby88Dzg7tmaIW7Tv0HMWvSyr7t1
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payload_url
http://kotob.top/dl/build2.exe
http://tzgl.org/files/1/build3.exe
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ransomnote
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Extracted
vidar
48.9
517
https://qoto.org/@mniami
https://noc.social/@menaomi
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profile_id
517
Targets
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Target
1bd8bd5dde5c62c50760635e6a3b6c443fd346a9acdc3cff2cb089a23fa17051
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Size
811KB
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MD5
68d5e632d9c91d92ce69e4738207378c
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SHA1
f81278bed3425958ad9cd6a7342ce8d3a55716c7
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SHA256
1bd8bd5dde5c62c50760635e6a3b6c443fd346a9acdc3cff2cb089a23fa17051
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SHA512
db51670529c2c39a374bf46cdc1afccaea00ebcb19d2b0d56db9abede009e51054c78d79d734834a04cea6e0e7ea9d0cd5b17593a739e5b36324bafe15f612a6
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Detected Djvu ransomware
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Vidar Stealer
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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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