General
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Target
e4e68e9f9da5d3540394d7be819e11967c2571bf9b6350de13d92f0fb7e2dec6
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Size
664KB
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Sample
221006-eyjabagcg4
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MD5
508dc342135b5c5f406628a795bfd629
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SHA1
1fc937a5a09e4129b3886304b9a66d4d3215bde0
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SHA256
e4e68e9f9da5d3540394d7be819e11967c2571bf9b6350de13d92f0fb7e2dec6
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SHA512
bc3bb7172f9a0515e2cbbbdceca50c9b7b3c7e7029f683df9c6ba47b5fcd2bc28aee1f2a6f6e85691ef197b1364504225b987ec4989e83a5f08ea2eb274f3e09
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SSDEEP
12288:L1BQKFpQGNxooOxDcFnBcfFFhoGb7ZmOkXq20epS1zM9KIAoZ6OX:Lc01NGHxDc1BcZjb7ZyXq20ESJM9KITX
Static task
static1
Behavioral task
behavioral1
Sample
e4e68e9f9da5d3540394d7be819e11967c2571bf9b6350de13d92f0fb7e2dec6.exe
Resource
win10-20220812-en
Malware Config
Extracted
djvu
http://winnlinne.com/test1/get.php
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extension
.adlg
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offline_id
z8lhl4oForVEc7gy9Ra8rSqjYMl3xiFRuIW4not1
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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
Targets
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Target
e4e68e9f9da5d3540394d7be819e11967c2571bf9b6350de13d92f0fb7e2dec6
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Size
664KB
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MD5
508dc342135b5c5f406628a795bfd629
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SHA1
1fc937a5a09e4129b3886304b9a66d4d3215bde0
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SHA256
e4e68e9f9da5d3540394d7be819e11967c2571bf9b6350de13d92f0fb7e2dec6
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SHA512
bc3bb7172f9a0515e2cbbbdceca50c9b7b3c7e7029f683df9c6ba47b5fcd2bc28aee1f2a6f6e85691ef197b1364504225b987ec4989e83a5f08ea2eb274f3e09
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SSDEEP
12288:L1BQKFpQGNxooOxDcFnBcfFFhoGb7ZmOkXq20epS1zM9KIAoZ6OX:Lc01NGHxDc1BcZjb7ZyXq20ESJM9KITX
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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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