General
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Target
JaffaCakes118_895a38bc3fc7a0b21cadbf5b306faff7
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Size
512KB
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Sample
250326-2naxhstzfw
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MD5
895a38bc3fc7a0b21cadbf5b306faff7
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SHA1
30c3c92c4e9fbd61db6dcff4ad1a42a6d5312e09
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SHA256
7a093c88448db7ce4e48155a1a14a15ee3f9f850ddd5853c2597869bcdd004ee
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SHA512
01bbcd194671e08cbeab90592756cf8c7f8f03248cf99d195986d45006dfc7b2d1e31808887dfcafa9261b1e92b4bf5ecf0afcda3fd279ab8e2173c3e1834d4e
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SSDEEP
6144:bXj6/wndfF/gl0LQIk8DR3dEuAI7pEfxsZozAm9TMdGQLUg1nYmefPImdrionXz:bT6onxOp8FySpE5zvIdtU+YmefH
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_895a38bc3fc7a0b21cadbf5b306faff7.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
JaffaCakes118_895a38bc3fc7a0b21cadbf5b306faff7.exe
Resource
win10v2004-20250314-en
Malware Config
Targets
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Target
JaffaCakes118_895a38bc3fc7a0b21cadbf5b306faff7
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Size
512KB
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MD5
895a38bc3fc7a0b21cadbf5b306faff7
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SHA1
30c3c92c4e9fbd61db6dcff4ad1a42a6d5312e09
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SHA256
7a093c88448db7ce4e48155a1a14a15ee3f9f850ddd5853c2597869bcdd004ee
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SHA512
01bbcd194671e08cbeab90592756cf8c7f8f03248cf99d195986d45006dfc7b2d1e31808887dfcafa9261b1e92b4bf5ecf0afcda3fd279ab8e2173c3e1834d4e
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SSDEEP
6144:bXj6/wndfF/gl0LQIk8DR3dEuAI7pEfxsZozAm9TMdGQLUg1nYmefPImdrionXz:bT6onxOp8FySpE5zvIdtU+YmefH
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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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Loads dropped DLL
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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 v15
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