General
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Target
f72dcfa8ca3dee1079c951692be0b687f51586cace5d485f29e1ae55fb0f7813N.exe
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Size
1.8MB
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Sample
241206-gpbj8atjhz
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MD5
1f6294fca2fa8c5e80eafb976f65aa60
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SHA1
d0d52c6af42cebe1dc967635d1d4f9d2a2a40ebd
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SHA256
f72dcfa8ca3dee1079c951692be0b687f51586cace5d485f29e1ae55fb0f7813
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SHA512
aef446a9e5656bb820e8086e053972e70d4f2a315918d0c298def9610c1376c9575b91a7c3f4c1677788f8edb88d0acdffa854f417e03c63f0be90995d1c3257
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SSDEEP
24576:XwCB2oPYi1/hTqNgy5qGeetO6M5LhQa2dqGhUaWnNTUAuNvNBRWC2akAmGlHaiKl:X3B2G1/hA3tVM5gVUK1Bs7bGlHrvFF+
Static task
static1
Malware Config
Extracted
https://exodus.lat/COMSurrogate.exe
Extracted
amadey
4.42
9c9aa5
http://185.215.113.43
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install_dir
abc3bc1985
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install_file
skotes.exe
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strings_key
8a35cf2ea38c2817dba29a4b5b25dcf0
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url_paths
/Zu7JuNko/index.php
Extracted
lumma
https://impend-differ.biz/api
https://print-vexer.biz/api
https://dare-curbys.biz/api
https://covery-mover.biz/api
https://formy-spill.biz/api
https://dwell-exclaim.biz/api
https://zinc-sneark.biz/api
https://se-blurry.biz/api
https://ratiomun.cyou/api
https://atten-supporse.biz/api
Extracted
gcleaner
92.63.197.221
45.91.200.135
Extracted
stealc
drum
http://185.215.113.206
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url_path
/c4becf79229cb002.php
Extracted
orcus
45.74.38.211:4782
7a9c0f279c464958aebbd585f20f1cf2
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autostart_method
Disable
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enable_keylogger
false
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install_path
%programfiles%\Orcus\Orcus.exe
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reconnect_delay
10000
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registry_keyname
Orcus
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taskscheduler_taskname
Orcus
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watchdog_path
AppData\OrcusWatchdog.exe
Extracted
lumma
https://se-blurry.biz/api
https://zinc-sneark.biz/api
https://atten-supporse.biz/api
Targets
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Target
f72dcfa8ca3dee1079c951692be0b687f51586cace5d485f29e1ae55fb0f7813N.exe
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Size
1.8MB
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MD5
1f6294fca2fa8c5e80eafb976f65aa60
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SHA1
d0d52c6af42cebe1dc967635d1d4f9d2a2a40ebd
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SHA256
f72dcfa8ca3dee1079c951692be0b687f51586cace5d485f29e1ae55fb0f7813
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SHA512
aef446a9e5656bb820e8086e053972e70d4f2a315918d0c298def9610c1376c9575b91a7c3f4c1677788f8edb88d0acdffa854f417e03c63f0be90995d1c3257
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SSDEEP
24576:XwCB2oPYi1/hTqNgy5qGeetO6M5LhQa2dqGhUaWnNTUAuNvNBRWC2akAmGlHaiKl:X3B2G1/hA3tVM5gVUK1Bs7bGlHrvFF+
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Amadey family
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Gcleaner family
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Lumma family
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Orcus family
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Stealc family
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Suspicious use of NtCreateUserProcessOtherParentProcess
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Identifies VirtualBox via ACPI registry values (likely anti-VM)
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Orcurs Rat Executable
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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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Identifies Wine through registry keys
Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.
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Loads dropped DLL
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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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AutoIT Executable
AutoIT scripts compiled to PE executables.
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Enumerates processes with tasklist
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Suspicious use of NtSetInformationThreadHideFromDebugger
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MITRE ATT&CK Enterprise v15
Execution
Command and Scripting Interpreter
1PowerShell
1Scheduled Task/Job
1Scheduled Task
1Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Scheduled Task
1Defense Evasion
Impair Defenses
2Disable or Modify Tools
2Modify Registry
3Virtualization/Sandbox Evasion
2