General
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Target
72669ad28f1c57884d5267089a9fe18033a6a88fe15a9c8461be8c69ae61f426
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Size
210KB
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Sample
221011-kkja2sefeq
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MD5
a156800b9afd9e30ffce8aa6e89d6cfb
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SHA1
7b0769c3164faf45d071a0da7e8fafe0eaf4fc82
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SHA256
72669ad28f1c57884d5267089a9fe18033a6a88fe15a9c8461be8c69ae61f426
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SHA512
fe27e94d34f05e49f2866d56cda8ebc556e6d7d45a3ec827bef39b46f9a8d278282c7e2c72f763bb65d9b08030798c47597961c19f7e97b647d4ddbfd2572970
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SSDEEP
3072:8IrFORTjcu77LpRZz0/RFJSMHC44D7Vl6lLCBm8GH6PbZwkFEaSvMO:8c6hPLpRZz0c4EvVlQLBMdF6TM
Static task
static1
Behavioral task
behavioral1
Sample
72669ad28f1c57884d5267089a9fe18033a6a88fe15a9c8461be8c69ae61f426.exe
Resource
win10-20220901-en
Malware Config
Extracted
djvu
http://winnlinne.com/lancer/get.php
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extension
.towz
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offline_id
SSHsHMHGmSIhrz50VnIxLJJX15osxEQY6iXedXt1
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payload_url
http://rgyui.top/dl/build2.exe
http://winnlinne.com/files/1/build3.exe
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ransomnote
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Extracted
vidar
54.9
517
https://t.me/larsenup
https://ioc.exchange/@zebra54
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profile_id
517
Extracted
danabot
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embedded_hash
56951C922035D696BFCE443750496462
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type
loader
Targets
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Target
72669ad28f1c57884d5267089a9fe18033a6a88fe15a9c8461be8c69ae61f426
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Size
210KB
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MD5
a156800b9afd9e30ffce8aa6e89d6cfb
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SHA1
7b0769c3164faf45d071a0da7e8fafe0eaf4fc82
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SHA256
72669ad28f1c57884d5267089a9fe18033a6a88fe15a9c8461be8c69ae61f426
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SHA512
fe27e94d34f05e49f2866d56cda8ebc556e6d7d45a3ec827bef39b46f9a8d278282c7e2c72f763bb65d9b08030798c47597961c19f7e97b647d4ddbfd2572970
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SSDEEP
3072:8IrFORTjcu77LpRZz0/RFJSMHC44D7Vl6lLCBm8GH6PbZwkFEaSvMO:8c6hPLpRZz0c4EvVlQLBMdF6TM
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Detected Djvu ransomware
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Detects Smokeloader packer
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Downloads MZ/PE file
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Executes dropped EXE
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Deletes itself
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Loads dropped DLL
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Modifies file permissions
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Accesses Microsoft Outlook profiles
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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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