General
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Target
JaffaCakes118_df630dd42dd24f85498598dd459723f4
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Size
760KB
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Sample
250428-r91pyssls2
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MD5
df630dd42dd24f85498598dd459723f4
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SHA1
69e45acda2965b9057c5fc88a9a4c8a1bc6cce4d
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SHA256
69e6d12ecc224641c5f69fee13f75b4c7fb80531805ec159cc39c4dc1aafb210
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SHA512
14f8f3f9405335a0476852d7aa0c74bec03a4b9d998e9cd88697f7e392b4ac774565d795da4feb1ebc30498cb185d0d1ceb3b4f48e4369a22ac651e0dc4b70ea
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SSDEEP
12288:QF6onxOp8FySpE5zvIdtU+YmefOaJMWf1h27bNlGJ8:Gwp8DozAdO9Oa/f1h2PGK
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_df630dd42dd24f85498598dd459723f4.exe
Resource
win10v2004-20250410-en
Behavioral task
behavioral2
Sample
JaffaCakes118_df630dd42dd24f85498598dd459723f4.exe
Resource
win11-20250410-en
Malware Config
Targets
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Target
JaffaCakes118_df630dd42dd24f85498598dd459723f4
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Size
760KB
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MD5
df630dd42dd24f85498598dd459723f4
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SHA1
69e45acda2965b9057c5fc88a9a4c8a1bc6cce4d
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SHA256
69e6d12ecc224641c5f69fee13f75b4c7fb80531805ec159cc39c4dc1aafb210
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SHA512
14f8f3f9405335a0476852d7aa0c74bec03a4b9d998e9cd88697f7e392b4ac774565d795da4feb1ebc30498cb185d0d1ceb3b4f48e4369a22ac651e0dc4b70ea
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SSDEEP
12288:QF6onxOp8FySpE5zvIdtU+YmefOaJMWf1h27bNlGJ8:Gwp8DozAdO9Oa/f1h2PGK
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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