General
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Target
184a3631ac144ff0153342cd222affbafc98cb7774f85b9c4803a7efbcbdf00d
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Size
115KB
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Sample
221127-yay6eadb42
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MD5
61481b3fa0a452f5916769a7d1b25f00
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SHA1
6d39d02c8db2923756a54ebedb199e7f45fa7385
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SHA256
2a611a8b2da2f3ce18f19ab9c0206ce38e71815ec93df046263b451353b4f7e9
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SHA512
c0338a5a4c60720d63f0f366393f3294e97a4dcefea1668693180e39c527ea68c150fe745bb3df81a8fcf5a38e2d5943eec1106cb436da7629303a22355f64ed
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SSDEEP
3072:JXJqB/ps289XzdAL7x95gsUv/ZhXyyf+nid3FhXy:PqB/pb8I7xvMZhN+nik
Static task
static1
Behavioral task
behavioral1
Sample
184a3631ac144ff0153342cd222affbafc98cb7774f85b9c4803a7efbcbdf00d.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
184a3631ac144ff0153342cd222affbafc98cb7774f85b9c4803a7efbcbdf00d.exe
Resource
win10v2004-20221111-en
Malware Config
Extracted
amadey
3.50
193.56.146.194/h49vlBP/index.php
Extracted
djvu
http://fresherlights.com/lancer/get.php
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extension
.kcbu
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offline_id
hlqzhQ6w5SquNDF4Ul2XBDJQkSIKbAT6rmRBTit1
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payload_url
http://uaery.top/dl/build2.exe
http://fresherlights.com/files/1/build3.exe
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ransomnote
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Targets
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Target
184a3631ac144ff0153342cd222affbafc98cb7774f85b9c4803a7efbcbdf00d
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Size
167KB
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MD5
2383d8e32271f2724a30707c0f865223
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SHA1
822106d371b657e6b37115bcbe256df70930aacf
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SHA256
184a3631ac144ff0153342cd222affbafc98cb7774f85b9c4803a7efbcbdf00d
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SHA512
86fe1ebe61323ba8c64916a6aecc10bc57b3be156da8d29ada0774d123a4d431eacdfd39dce863b77767806fa4146b8b630fb749eff9341cf410866910fef6c4
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SSDEEP
3072:9M9IPFUzFUulC8S5wHeNgZ2EQzuyysaoXy:sI9uemCYZ2Jys6
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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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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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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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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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