Analysis
- max time kernel
150s - max time network
149s - platform
windows10-2004_x64 - resource
win10v2004-20240709-en - resource tags
- submitted
12/07/2024, 16:10
General
- Target IMG__12724.exe
- Size 704KB
- Sample240712-tmc2gstame
- SHA256 d270c8a2103434ec8902b1d192f8907c2a36389e7657fca3dec2cfd5bbeaa917
Malware Config
Signatures
- Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Uses the VBS compiler for execution 1 TTPs
- Suspicious use of SetThreadContext 5 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Event Triggered Execution: Accessibility Features 1 TTPs
Windows contains accessibility features that may be used by adversaries to establish persistence and/or elevate privileges.
- Modifies Internet Explorer settings 1 TTPs 1 IoCs
- Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious behavior: EnumeratesProcesses 58 IoCs
- Suspicious behavior: MapViewOfSection 7 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of UnmapMainImage 1 IoCs
- Suspicious use of WriteProcessMemory 17 IoCs
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious behavior: MapViewOfSection
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\IMG__12724.exe"C:\Users\Admin\AppData\Local\Temp\IMG__12724.exe"2⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\bJqSWs.exe"3⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\bJqSWs" /XML "C:\Users\Admin\AppData\Local\Temp\tmp8E65.tmp"3⤵
- Scheduled Task/Job: Scheduled Task
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
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C:\Windows\SysWOW64\sethc.exe"C:\Windows\SysWOW64\sethc.exe"2⤵
- Suspicious use of SetThreadContext
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
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C:\Program Files\Mozilla Firefox\Firefox.exe"C:\Program Files\Mozilla Firefox\Firefox.exe"3⤵
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Network
MITRE ATT&CK Enterprise v15
Execution
Command and Scripting Interpreter
1PowerShell
1Scheduled Task/Job
1Scheduled Task
1Scripting
1Persistence
Event Triggered Execution
1Accessibility Features
1Scheduled Task/Job
1Scheduled Task
1Replay Monitor
Loading Replay Monitor...
Downloads
__PSScriptPolicyTest_jqdvtlcs.0oj.ps1
tmp8E65.tmp
memory/2096-82-0x0000026866630000-0x000002686673F000-memory.dmp
memory/3196-39-0x0000000005CC0000-0x0000000005D0C000-memory.dmp
memory/3196-64-0x0000000007270000-0x0000000007278000-memory.dmp
memory/3196-15-0x0000000002310000-0x0000000002346000-memory.dmp
memory/3196-56-0x00000000075A0000-0x0000000007C1A000-memory.dmp
memory/3196-55-0x0000000006E30000-0x0000000006ED3000-memory.dmp
memory/3196-41-0x0000000006210000-0x0000000006242000-memory.dmp
memory/3196-52-0x000000007F960000-0x000000007F970000-memory.dmp
memory/3196-54-0x00000000061C0000-0x00000000061DE000-memory.dmp
memory/3196-20-0x0000000004B40000-0x0000000004B62000-memory.dmp
memory/3196-23-0x0000000074D00000-0x00000000754B0000-memory.dmp
memory/3196-22-0x0000000004D50000-0x0000000004DB6000-memory.dmp
memory/3196-21-0x0000000004CE0000-0x0000000004D46000-memory.dmp
memory/3196-18-0x0000000074D00000-0x00000000754B0000-memory.dmp
memory/3196-42-0x0000000075590000-0x00000000755DC000-memory.dmp
memory/3196-67-0x0000000074D00000-0x00000000754B0000-memory.dmp
memory/3196-57-0x0000000006F50000-0x0000000006F6A000-memory.dmp
memory/3196-63-0x0000000007290000-0x00000000072AA000-memory.dmp
memory/3196-62-0x0000000007190000-0x00000000071A4000-memory.dmp
memory/3196-61-0x0000000007180000-0x000000000718E000-memory.dmp
memory/3196-60-0x0000000007150000-0x0000000007161000-memory.dmp
memory/3196-59-0x00000000071D0000-0x0000000007266000-memory.dmp
memory/3196-34-0x0000000005620000-0x0000000005974000-memory.dmp
memory/3196-38-0x0000000005C30000-0x0000000005C4E000-memory.dmp
memory/3196-17-0x0000000004ED0000-0x00000000054F8000-memory.dmp
memory/3196-16-0x0000000074D00000-0x00000000754B0000-memory.dmp
memory/3196-58-0x0000000006FD0000-0x0000000006FDA000-memory.dmp
memory/3196-53-0x0000000004890000-0x00000000048A0000-memory.dmp
memory/3448-70-0x000000000CDA0000-0x000000000D312000-memory.dmp
memory/3448-74-0x000000000CDA0000-0x000000000D312000-memory.dmp
memory/3448-75-0x0000000002E40000-0x0000000002F49000-memory.dmp
memory/4220-71-0x0000000000800000-0x000000000083F000-memory.dmp
memory/4220-73-0x0000000000800000-0x000000000083F000-memory.dmp
memory/5088-33-0x0000000000400000-0x0000000000443000-memory.dmp
memory/5088-72-0x0000000000400000-0x0000000000443000-memory.dmp
memory/5088-36-0x0000000000400000-0x0000000000443000-memory.dmp
memory/5088-69-0x0000000000400000-0x0000000000443000-memory.dmp
memory/5088-40-0x0000000001930000-0x0000000001C7A000-memory.dmp
memory/5088-68-0x0000000000400000-0x0000000000443000-memory.dmp
memory/5096-8-0x0000000006350000-0x000000000635E000-memory.dmp
memory/5096-7-0x0000000005870000-0x0000000005880000-memory.dmp
memory/5096-6-0x0000000006360000-0x000000000688C000-memory.dmp
memory/5096-9-0x0000000006C60000-0x0000000006CEA000-memory.dmp
memory/5096-10-0x0000000009410000-0x00000000094AC000-memory.dmp
memory/5096-4-0x00000000051F0000-0x00000000051FA000-memory.dmp
memory/5096-5-0x0000000074D00000-0x00000000754B0000-memory.dmp
memory/5096-37-0x0000000074D00000-0x00000000754B0000-memory.dmp
memory/5096-3-0x00000000052D0000-0x0000000005362000-memory.dmp
memory/5096-2-0x0000000005880000-0x0000000005E24000-memory.dmp
memory/5096-1-0x0000000000740000-0x00000000007F6000-memory.dmp
memory/5096-0-0x0000000074D0E000-0x0000000074D0F000-memory.dmp