General
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Target
100a0455dceb233bef3154fdb1ad9bf4_JaffaCakes118
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Size
748KB
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Sample
240626-afxyjavdnk
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MD5
100a0455dceb233bef3154fdb1ad9bf4
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SHA1
7790456ef8893e6689ac79e5998adbc4897ca51b
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SHA256
643bac234c5d9c6fc5cbb85a7d0f715756c8f5d6e7406538902778b926956273
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SHA512
d576a0a289b80b57bf1b23e3b0fb628ef955a87933011b7584b913497b5df48ef04c83dcedd890beaf71a9e144b3a58526cb5fee54f034f3246a4a04b709d301
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SSDEEP
12288:kk0QVlhmPojAPTMEsUTg0oChO/Q2JbsbjPbN5qhRTtYe3f+Iw86k/9/+ia2aRTib:V0QRWoJEfg0oChGdJQbjPbNW5tYeP+Gt
Behavioral task
behavioral1
Sample
100a0455dceb233bef3154fdb1ad9bf4_JaffaCakes118.exe
Resource
win7-20240221-en
Malware Config
Extracted
darkcomet
admin
rjsgh1225.no-ip.biz:1604
DC_MUTEX-L3RX8CD
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InstallPath
MSDCSC\msdcsc.exe
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gencode
FVUsQZSh08u1
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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
100a0455dceb233bef3154fdb1ad9bf4_JaffaCakes118
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Size
748KB
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MD5
100a0455dceb233bef3154fdb1ad9bf4
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SHA1
7790456ef8893e6689ac79e5998adbc4897ca51b
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SHA256
643bac234c5d9c6fc5cbb85a7d0f715756c8f5d6e7406538902778b926956273
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SHA512
d576a0a289b80b57bf1b23e3b0fb628ef955a87933011b7584b913497b5df48ef04c83dcedd890beaf71a9e144b3a58526cb5fee54f034f3246a4a04b709d301
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SSDEEP
12288:kk0QVlhmPojAPTMEsUTg0oChO/Q2JbsbjPbN5qhRTtYe3f+Iw86k/9/+ia2aRTib:V0QRWoJEfg0oChGdJQbjPbNW5tYeP+Gt
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Modifies WinLogon for persistence
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Modifies firewall policy service
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Modifies security service
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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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Adds Run key to start application
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MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Create or Modify System Process
2Windows Service
2Privilege Escalation
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Create or Modify System Process
2Windows Service
2