General
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Target
JaffaCakes118_29e19f09a0b43ebfa84a1b537cf5b0ae
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Size
1.5MB
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Sample
250125-khh79svlgz
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MD5
29e19f09a0b43ebfa84a1b537cf5b0ae
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SHA1
2a6c5360663c5e3285c10fea9d1fe3fa13047ba4
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SHA256
9a585e42a4adc15b0629be04abc2dfe9f3f37a42b3453aec194a0610a7504fd8
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SHA512
966e94af55239ad0b6870960263260e9da264e01caefcbfc5993bba6c1d904075ae740e0d2f7b6cc4244520a39f4ba45079d3a9858516337b1c6a36a92f01bf4
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SSDEEP
24576:w8s+aoTZhS6E4Gj+nV+MmdbqlT51/4byNafFEOpf:w8nao3tAwUFJpf
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_29e19f09a0b43ebfa84a1b537cf5b0ae.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
JaffaCakes118_29e19f09a0b43ebfa84a1b537cf5b0ae.exe
Resource
win10v2004-20241007-en
Malware Config
Extracted
darkcomet
Guest16
dark01.zapto.org:1604
DC_MUTEX-WKRE1E8
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InstallPath
C:\Windows\Web1\microupdat.exe
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gencode
Ln98HlmhKhC9
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install
true
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offline_keylogger
true
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persistence
false
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reg_key
MicroUpdate
Targets
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Target
JaffaCakes118_29e19f09a0b43ebfa84a1b537cf5b0ae
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Size
1.5MB
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MD5
29e19f09a0b43ebfa84a1b537cf5b0ae
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SHA1
2a6c5360663c5e3285c10fea9d1fe3fa13047ba4
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SHA256
9a585e42a4adc15b0629be04abc2dfe9f3f37a42b3453aec194a0610a7504fd8
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SHA512
966e94af55239ad0b6870960263260e9da264e01caefcbfc5993bba6c1d904075ae740e0d2f7b6cc4244520a39f4ba45079d3a9858516337b1c6a36a92f01bf4
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SSDEEP
24576:w8s+aoTZhS6E4Gj+nV+MmdbqlT51/4byNafFEOpf:w8nao3tAwUFJpf
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Darkcomet family
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Modifies WinLogon for persistence
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Checks BIOS information in registry
BIOS information is often read in order to detect sandboxing environments.
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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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Suspicious use of NtSetInformationThreadHideFromDebugger
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MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Privilege Escalation
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1