General
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Target
JaffaCakes118_8970327ee75efc6d291e9fa94473fa4e
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Size
556KB
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Sample
250327-c614zsyls4
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MD5
8970327ee75efc6d291e9fa94473fa4e
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SHA1
dce4a0d459b277c8ecf8edd903910ea4bac15769
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SHA256
439ce0019a7fb62b9832175f3504fad7aaa7c9d1b3cc765da31316dbfcb45168
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SHA512
6d29535c57788756521fc0a65d7b354e6e18968454f7b8f7171813207b3dba743f67d53f33f98c790986951126e8e13174664ab9bd67bdcdf2104b399e25eb1f
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SSDEEP
6144:Sj6/wndfF/gl0LQIk8DR3dEuAI7pEfxsZozAm9TMdGQLUg1nYmefPImdrionr:A6onxOp8FySpE5zvIdtU+Ymef
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_8970327ee75efc6d291e9fa94473fa4e.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
JaffaCakes118_8970327ee75efc6d291e9fa94473fa4e.exe
Resource
win10v2004-20250314-en
Malware Config
Targets
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Target
JaffaCakes118_8970327ee75efc6d291e9fa94473fa4e
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Size
556KB
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MD5
8970327ee75efc6d291e9fa94473fa4e
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SHA1
dce4a0d459b277c8ecf8edd903910ea4bac15769
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SHA256
439ce0019a7fb62b9832175f3504fad7aaa7c9d1b3cc765da31316dbfcb45168
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SHA512
6d29535c57788756521fc0a65d7b354e6e18968454f7b8f7171813207b3dba743f67d53f33f98c790986951126e8e13174664ab9bd67bdcdf2104b399e25eb1f
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SSDEEP
6144:Sj6/wndfF/gl0LQIk8DR3dEuAI7pEfxsZozAm9TMdGQLUg1nYmefPImdrionr:A6onxOp8FySpE5zvIdtU+Ymef
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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