General
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Target
03507d010b407d03a6857090238dad76735ab72cd32ef49ed91e9c910c40d724
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Size
733KB
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Sample
230423-tmw5csed93
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MD5
d40e6770732b567015fd74c4ad7ab22b
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SHA1
112d0a3a264ccb52d809cb8c3359733221fc1d1b
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SHA256
03507d010b407d03a6857090238dad76735ab72cd32ef49ed91e9c910c40d724
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SHA512
9ec10d4d8e6bd1f10c69ff2b19237d8a197397081562872916d5631dff8800ec4bf870df8a1f83dd00cdd9af1360fc68702f1f4e886aef6222eb1f5e75c5c73f
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SSDEEP
12288:cNWYlAZHyvqsgPKLy1L2J67ZfdFahyp0t/OjTHLkeIr7tsS6vcbMChzn9:oWYap1YUvFahEG/6Tor76S0cbhh
Static task
static1
Behavioral task
behavioral1
Sample
03507d010b407d03a6857090238dad76735ab72cd32ef49ed91e9c910c40d724.exe
Resource
win10v2004-20230220-en
Malware Config
Extracted
djvu
http://zexeq.com/raud/get.php
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extension
.coza
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offline_id
O8Ao46dcCReRPC4I1PGMYsRFFc9WI5eOp0O3MFt1
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payload_url
http://colisumy.com/dl/build2.exe
http://zexeq.com/files/1/build3.exe
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ransomnote
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Extracted
vidar
3.5
bf58e1879f88b222ba2391682babf9d8
https://steamcommunity.com/profiles/76561199497218285
https://t.me/tg_duckworld
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profile_id_v2
bf58e1879f88b222ba2391682babf9d8
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user_agent
Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/90.0.4430.93 Safari/537.36 Vivaldi/3.7
Targets
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Target
03507d010b407d03a6857090238dad76735ab72cd32ef49ed91e9c910c40d724
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Size
733KB
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MD5
d40e6770732b567015fd74c4ad7ab22b
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SHA1
112d0a3a264ccb52d809cb8c3359733221fc1d1b
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SHA256
03507d010b407d03a6857090238dad76735ab72cd32ef49ed91e9c910c40d724
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SHA512
9ec10d4d8e6bd1f10c69ff2b19237d8a197397081562872916d5631dff8800ec4bf870df8a1f83dd00cdd9af1360fc68702f1f4e886aef6222eb1f5e75c5c73f
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SSDEEP
12288:cNWYlAZHyvqsgPKLy1L2J67ZfdFahyp0t/OjTHLkeIr7tsS6vcbMChzn9:oWYap1YUvFahEG/6Tor76S0cbhh
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Detected Djvu ransomware
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Downloads MZ/PE file
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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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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