General
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Target
JaffaCakes118_eaee1f74cc9ae31299b598b935bfead3
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Size
600KB
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Sample
250504-mr1vsatpt3
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MD5
eaee1f74cc9ae31299b598b935bfead3
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SHA1
806706c3745683fecab233611e394e0691f30438
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SHA256
3e06f56d26583dfba148969d99d8447a797f6b98332b553de2c3da2eb63f5239
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SHA512
013f118e254daa15a72692e22d8dad2a90ce701ef54a755827768932e6c2447c77566344f2e38c42f865e075710a17b59d640a88013e958254db786fa3559365
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SSDEEP
12288:l6onxOp8FySpE5zvIdtU+YmefaRfMMMMM2MMMMM:Lwp8DozAdO9aRfMMMMM2MMMMM
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_eaee1f74cc9ae31299b598b935bfead3.exe
Resource
win10v2004-20250502-en
Behavioral task
behavioral2
Sample
JaffaCakes118_eaee1f74cc9ae31299b598b935bfead3.exe
Resource
win11-20250502-en
Malware Config
Targets
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Target
JaffaCakes118_eaee1f74cc9ae31299b598b935bfead3
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Size
600KB
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MD5
eaee1f74cc9ae31299b598b935bfead3
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SHA1
806706c3745683fecab233611e394e0691f30438
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SHA256
3e06f56d26583dfba148969d99d8447a797f6b98332b553de2c3da2eb63f5239
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SHA512
013f118e254daa15a72692e22d8dad2a90ce701ef54a755827768932e6c2447c77566344f2e38c42f865e075710a17b59d640a88013e958254db786fa3559365
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SSDEEP
12288:l6onxOp8FySpE5zvIdtU+YmefaRfMMMMM2MMMMM:Lwp8DozAdO9aRfMMMMM2MMMMM
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Modifies WinLogon for persistence
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Pykspa family
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UAC bypass
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Detect Pykspa worm
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Adds policy Run key to start application
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Disables RegEdit via registry modification
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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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Impair Defenses: Safe Mode Boot
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Adds Run key to start application
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Checks whether UAC is enabled
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Hijack Execution Flow: Executable Installer File Permissions Weakness
Possible Turn off User Account Control's privilege elevation for standard users.
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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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Drops autorun.inf file
Malware can abuse Windows Autorun to spread further via attached volumes.
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Drops file in System32 directory
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MITRE ATT&CK Enterprise v16
Persistence
Boot or Logon Autostart Execution
3Registry Run Keys / Startup Folder
2Winlogon Helper DLL
1Hijack Execution Flow
1Executable Installer File Permissions Weakness
1Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Boot or Logon Autostart Execution
3Registry Run Keys / Startup Folder
2Winlogon Helper DLL
1Hijack Execution Flow
1Executable Installer File Permissions Weakness
1Defense Evasion
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Hijack Execution Flow
1Executable Installer File Permissions Weakness
1Impair Defenses
2Disable or Modify Tools
1Safe Mode Boot
1Modify Registry
5