General
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Target
6a712c1a9ec8e369d3372af6f6c70491516f5805149afa64b6c9e89136ff4077
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Size
809KB
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Sample
240415-jj9aeahg43
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MD5
bccb0232d08041730c32cb851d6b34eb
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SHA1
9a07a6a4d9e60fcd56254a5dc6f2413dcd861bcc
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SHA256
6a712c1a9ec8e369d3372af6f6c70491516f5805149afa64b6c9e89136ff4077
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SHA512
36429ec9404c2f00f1918aace49912eff87b51bb6fe868e2af199b9b41105fbdd7e5eda358242a4c157a22d38e35cf9a92aa7c8423cae8a6f5b6e61c79940031
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SSDEEP
12288:y9QUj8cXcdxD0bRraE92rfvQ5610Ix+2TagrCBtyiQITE5+PQZNe:y96cXmxgf92rD10ZeDSo3ITpQDe
Static task
static1
Behavioral task
behavioral1
Sample
6a712c1a9ec8e369d3372af6f6c70491516f5805149afa64b6c9e89136ff4077.exe
Resource
win10v2004-20240412-en
Behavioral task
behavioral2
Sample
6a712c1a9ec8e369d3372af6f6c70491516f5805149afa64b6c9e89136ff4077.exe
Resource
win11-20240412-en
Malware Config
Extracted
djvu
http://sajdfue.com/test2/get.php
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extension
.uazq
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offline_id
Jx0i3k2ogR5cKxX1evmz0Ex7TUxOUlnbh2dvnIt1
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payload_url
http://sdfjhuz.com/dl/build2.exe
http://sajdfue.com/files/1/build3.exe
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ransomnote
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Targets
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Target
6a712c1a9ec8e369d3372af6f6c70491516f5805149afa64b6c9e89136ff4077
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Size
809KB
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MD5
bccb0232d08041730c32cb851d6b34eb
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SHA1
9a07a6a4d9e60fcd56254a5dc6f2413dcd861bcc
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SHA256
6a712c1a9ec8e369d3372af6f6c70491516f5805149afa64b6c9e89136ff4077
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SHA512
36429ec9404c2f00f1918aace49912eff87b51bb6fe868e2af199b9b41105fbdd7e5eda358242a4c157a22d38e35cf9a92aa7c8423cae8a6f5b6e61c79940031
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SSDEEP
12288:y9QUj8cXcdxD0bRraE92rfvQ5610Ix+2TagrCBtyiQITE5+PQZNe:y96cXmxgf92rD10ZeDSo3ITpQDe
Score10/10-
Detected Djvu ransomware
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Modifies file permissions
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Adds Run key to start application
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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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