General
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Target
advbattoexeconverter.exe
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Size
804KB
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Sample
240419-r7xkhsga2s
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MD5
83bb1b476c7143552853a2cf983c1142
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SHA1
8ff8ed5c533d70a7d933ec45264dd700145acd8c
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SHA256
af09248cb756488850f9e6f9a7a00149005bf47a9b2087b792ff6bd937297ffb
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SHA512
6916c6c5addf43f56b9de217e1b640ab6f4d7e5a73cd33a7189f66c9b7f0b954c5aa635f92fcef5692ca0ca0c8767e97a678e90d545079b5e6d421555f5b761a
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SSDEEP
24576:0xFkFHdJ8aT/iziXH6FGnYhqQuimKC6Qpor:0IdJ1KiBYhsl+r
Static task
static1
Behavioral task
behavioral1
Sample
advbattoexeconverter.exe
Resource
win11-20240412-en
Malware Config
Extracted
socks5systemz
http://ezsvfwm.ua/search/?q=67e28dd83e59fb7a130afa4e7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4fe8889b5e4fa9281ae978f671ea771795af8e05c443db22f31dfe339426fa12a466c553adb719a9577e55b8603e983a608ffc14c3e6939c3d
http://ezsvfwm.ua/search/?q=67e28dd83e59fb7a130afa4e7c27d78406abdd88be4b12eab517aa5c96bd86e994814a835a8bbc896c58e713bc90c91a36b5281fc235a925ed3e55d6bd974a95129070b410e96cc92be510b866db51b9e34eed4c2b14a82966836f23d7f210c7ee969f38c4699010
Targets
-
-
Target
advbattoexeconverter.exe
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Size
804KB
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MD5
83bb1b476c7143552853a2cf983c1142
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SHA1
8ff8ed5c533d70a7d933ec45264dd700145acd8c
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SHA256
af09248cb756488850f9e6f9a7a00149005bf47a9b2087b792ff6bd937297ffb
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SHA512
6916c6c5addf43f56b9de217e1b640ab6f4d7e5a73cd33a7189f66c9b7f0b954c5aa635f92fcef5692ca0ca0c8767e97a678e90d545079b5e6d421555f5b761a
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SSDEEP
24576:0xFkFHdJ8aT/iziXH6FGnYhqQuimKC6Qpor:0IdJ1KiBYhsl+r
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Blocklisted process makes network request
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Downloads MZ/PE file
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Checks BIOS information in registry
BIOS information is often read in order to detect sandboxing environments.
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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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Unexpected DNS network traffic destination
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
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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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Drops Chrome extension
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Drops desktop.ini file(s)
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Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
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Legitimate hosting services abused for malware hosting/C2
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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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Writes to the Master Boot Record (MBR)
Bootkits write to the MBR to gain persistence at a level below the operating system.
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Drops file in System32 directory
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MITRE ATT&CK Matrix ATT&CK v13
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Pre-OS Boot
1Bootkit
1Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Defense Evasion
Modify Registry
2Pre-OS Boot
1Bootkit
1Subvert Trust Controls
1Install Root Certificate
1