General
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Target
Hahaha.exe
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Size
37.6MB
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Sample
240701-a4scys1brc
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MD5
baee1e1e67b0c2abb9aa927d994608a1
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SHA1
7aabc979b6ef21a3866324243bef5f5d64cb706e
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SHA256
e2cdab7e29321b6bd3f59f754a050d1aa54a0e24bcc8aa925e4c714073046c88
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SHA512
73e6d1d7c5654d47b4fb5aa207deb71493f27c1d3482a9c7819b0aef3042be9d130f82aa0345d62828b0551ac412274bfd00cf6d073579cad6707e39b8ec574c
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SSDEEP
393216:RQgHDlanaGBXvDKtz+bhPWES4tiNQPNrIKc4gaPbUAgrO4mgM96l+ZArYsFRlHP6:R3on1HvSzxAMNMFZArYsPPv0l7OZj6
Static task
static1
Behavioral task
behavioral1
Sample
Hahaha.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
Hahaha.exe
Resource
win10v2004-20240508-en
Malware Config
Targets
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Target
Hahaha.exe
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Size
37.6MB
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MD5
baee1e1e67b0c2abb9aa927d994608a1
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SHA1
7aabc979b6ef21a3866324243bef5f5d64cb706e
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SHA256
e2cdab7e29321b6bd3f59f754a050d1aa54a0e24bcc8aa925e4c714073046c88
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SHA512
73e6d1d7c5654d47b4fb5aa207deb71493f27c1d3482a9c7819b0aef3042be9d130f82aa0345d62828b0551ac412274bfd00cf6d073579cad6707e39b8ec574c
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SSDEEP
393216:RQgHDlanaGBXvDKtz+bhPWES4tiNQPNrIKc4gaPbUAgrO4mgM96l+ZArYsFRlHP6:R3on1HvSzxAMNMFZArYsPPv0l7OZj6
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Command and Scripting Interpreter: PowerShell
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Loads dropped DLL
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Adds Run key to start application
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Hide Artifacts: Hidden Window
Windows that would typically be displayed when an application carries out an operation can be hidden.
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Legitimate hosting services abused for malware hosting/C2
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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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An obfuscated cmd.exe command-line is typically used to evade detection.
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MITRE ATT&CK Enterprise v15
Execution
Command and Scripting Interpreter
1PowerShell
1Scheduled Task/Job
1Scheduled Task
1Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1