Analysis
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max time kernel
127s -
max time network
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platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
02-11-2024 19:40
Behavioral task
behavioral1
Sample
a73f67009d77906b2dfee216b4e7cb940eef13304c22e909b65cd2834e291b1a.exe
Resource
win7-20240903-en
windows7-x64
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
a73f67009d77906b2dfee216b4e7cb940eef13304c22e909b65cd2834e291b1a.exe
Resource
win10v2004-20241007-en
windows10-2004-x64
18 signatures
150 seconds
General
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Target
a73f67009d77906b2dfee216b4e7cb940eef13304c22e909b65cd2834e291b1a.exe
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Size
158KB
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MD5
b41b657eb9883b9d2de872e7200d4fd2
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SHA1
a9b102d7b76416bc4beaa2702e3b90206c323b66
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SHA256
a73f67009d77906b2dfee216b4e7cb940eef13304c22e909b65cd2834e291b1a
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SHA512
eb290a85597c934485887d7ccf21642042ceff82b052784543a55569af404b60fc9d42dcd42da027750d439a55a928705d4f9c1e40824e8f0b91d2e92110d73f
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SSDEEP
3072:5bzwH+0OoCthfbEFtbcfjF45gjryKKqH6JY2doszEmQotEPPcfP6OO8Y:5bzwe0ODhTEPgnjuIJzo+PPcfP6B8
Score
10/10
Malware Config
Extracted
Family
arrowrat
Botnet
Client
C2
and-statements.gl.at.ply.gg:43442
Mutex
KRSSneMpK
Signatures
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Arrowrat family
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Boot or Logon Autostart Execution: Active Setup 2 TTPs 1 IoCs
Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Active Setup\Installed Components explorer.exe -
Modifies registry class 5 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000_Classes\Local Settings explorer.exe Key created \REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell explorer.exe Key created \REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = ffffffff explorer.exe -
Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 2344 a73f67009d77906b2dfee216b4e7cb940eef13304c22e909b65cd2834e291b1a.exe 2344 a73f67009d77906b2dfee216b4e7cb940eef13304c22e909b65cd2834e291b1a.exe 2344 a73f67009d77906b2dfee216b4e7cb940eef13304c22e909b65cd2834e291b1a.exe 2344 a73f67009d77906b2dfee216b4e7cb940eef13304c22e909b65cd2834e291b1a.exe 2344 a73f67009d77906b2dfee216b4e7cb940eef13304c22e909b65cd2834e291b1a.exe 2344 a73f67009d77906b2dfee216b4e7cb940eef13304c22e909b65cd2834e291b1a.exe 2344 a73f67009d77906b2dfee216b4e7cb940eef13304c22e909b65cd2834e291b1a.exe 2344 a73f67009d77906b2dfee216b4e7cb940eef13304c22e909b65cd2834e291b1a.exe 2344 a73f67009d77906b2dfee216b4e7cb940eef13304c22e909b65cd2834e291b1a.exe 2344 a73f67009d77906b2dfee216b4e7cb940eef13304c22e909b65cd2834e291b1a.exe 2344 a73f67009d77906b2dfee216b4e7cb940eef13304c22e909b65cd2834e291b1a.exe 2344 a73f67009d77906b2dfee216b4e7cb940eef13304c22e909b65cd2834e291b1a.exe 2344 a73f67009d77906b2dfee216b4e7cb940eef13304c22e909b65cd2834e291b1a.exe 2344 a73f67009d77906b2dfee216b4e7cb940eef13304c22e909b65cd2834e291b1a.exe 2344 a73f67009d77906b2dfee216b4e7cb940eef13304c22e909b65cd2834e291b1a.exe 2344 a73f67009d77906b2dfee216b4e7cb940eef13304c22e909b65cd2834e291b1a.exe 2344 a73f67009d77906b2dfee216b4e7cb940eef13304c22e909b65cd2834e291b1a.exe 2344 a73f67009d77906b2dfee216b4e7cb940eef13304c22e909b65cd2834e291b1a.exe 2344 a73f67009d77906b2dfee216b4e7cb940eef13304c22e909b65cd2834e291b1a.exe 2344 a73f67009d77906b2dfee216b4e7cb940eef13304c22e909b65cd2834e291b1a.exe 2344 a73f67009d77906b2dfee216b4e7cb940eef13304c22e909b65cd2834e291b1a.exe 2344 a73f67009d77906b2dfee216b4e7cb940eef13304c22e909b65cd2834e291b1a.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 2344 a73f67009d77906b2dfee216b4e7cb940eef13304c22e909b65cd2834e291b1a.exe Token: SeShutdownPrivilege 2140 explorer.exe Token: SeShutdownPrivilege 2140 explorer.exe Token: SeShutdownPrivilege 2140 explorer.exe Token: SeShutdownPrivilege 2140 explorer.exe Token: SeShutdownPrivilege 2140 explorer.exe Token: SeShutdownPrivilege 2140 explorer.exe Token: SeShutdownPrivilege 2140 explorer.exe Token: SeShutdownPrivilege 2140 explorer.exe Token: SeShutdownPrivilege 2140 explorer.exe Token: SeShutdownPrivilege 2140 explorer.exe Token: SeShutdownPrivilege 2140 explorer.exe -
Suspicious use of FindShellTrayWindow 27 IoCs
pid Process 2140 explorer.exe 2140 explorer.exe 2140 explorer.exe 2140 explorer.exe 2140 explorer.exe 2140 explorer.exe 2140 explorer.exe 2140 explorer.exe 2140 explorer.exe 2140 explorer.exe 2140 explorer.exe 2140 explorer.exe 2140 explorer.exe 2140 explorer.exe 2140 explorer.exe 2140 explorer.exe 2140 explorer.exe 2140 explorer.exe 2140 explorer.exe 2140 explorer.exe 2140 explorer.exe 2140 explorer.exe 2140 explorer.exe 2140 explorer.exe 2140 explorer.exe 2140 explorer.exe 2140 explorer.exe -
Suspicious use of SendNotifyMessage 17 IoCs
pid Process 2140 explorer.exe 2140 explorer.exe 2140 explorer.exe 2140 explorer.exe 2140 explorer.exe 2140 explorer.exe 2140 explorer.exe 2140 explorer.exe 2140 explorer.exe 2140 explorer.exe 2140 explorer.exe 2140 explorer.exe 2140 explorer.exe 2140 explorer.exe 2140 explorer.exe 2140 explorer.exe 2140 explorer.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2344 a73f67009d77906b2dfee216b4e7cb940eef13304c22e909b65cd2834e291b1a.exe -
Suspicious use of WriteProcessMemory 46 IoCs
description pid Process procid_target PID 2344 wrote to memory of 2140 2344 a73f67009d77906b2dfee216b4e7cb940eef13304c22e909b65cd2834e291b1a.exe 30 PID 2344 wrote to memory of 2140 2344 a73f67009d77906b2dfee216b4e7cb940eef13304c22e909b65cd2834e291b1a.exe 30 PID 2344 wrote to memory of 2140 2344 a73f67009d77906b2dfee216b4e7cb940eef13304c22e909b65cd2834e291b1a.exe 30 PID 2344 wrote to memory of 2216 2344 a73f67009d77906b2dfee216b4e7cb940eef13304c22e909b65cd2834e291b1a.exe 31 PID 2344 wrote to memory of 2216 2344 a73f67009d77906b2dfee216b4e7cb940eef13304c22e909b65cd2834e291b1a.exe 31 PID 2344 wrote to memory of 2216 2344 a73f67009d77906b2dfee216b4e7cb940eef13304c22e909b65cd2834e291b1a.exe 31 PID 2344 wrote to memory of 2216 2344 a73f67009d77906b2dfee216b4e7cb940eef13304c22e909b65cd2834e291b1a.exe 31 PID 2344 wrote to memory of 2704 2344 a73f67009d77906b2dfee216b4e7cb940eef13304c22e909b65cd2834e291b1a.exe 32 PID 2344 wrote to memory of 2704 2344 a73f67009d77906b2dfee216b4e7cb940eef13304c22e909b65cd2834e291b1a.exe 32 PID 2344 wrote to memory of 2704 2344 a73f67009d77906b2dfee216b4e7cb940eef13304c22e909b65cd2834e291b1a.exe 32 PID 2344 wrote to memory of 2704 2344 a73f67009d77906b2dfee216b4e7cb940eef13304c22e909b65cd2834e291b1a.exe 32 PID 2344 wrote to memory of 2672 2344 a73f67009d77906b2dfee216b4e7cb940eef13304c22e909b65cd2834e291b1a.exe 33 PID 2344 wrote to memory of 2672 2344 a73f67009d77906b2dfee216b4e7cb940eef13304c22e909b65cd2834e291b1a.exe 33 PID 2344 wrote to memory of 2672 2344 a73f67009d77906b2dfee216b4e7cb940eef13304c22e909b65cd2834e291b1a.exe 33 PID 2344 wrote to memory of 2672 2344 a73f67009d77906b2dfee216b4e7cb940eef13304c22e909b65cd2834e291b1a.exe 33 PID 2344 wrote to memory of 1648 2344 a73f67009d77906b2dfee216b4e7cb940eef13304c22e909b65cd2834e291b1a.exe 34 PID 2344 wrote to memory of 1648 2344 a73f67009d77906b2dfee216b4e7cb940eef13304c22e909b65cd2834e291b1a.exe 34 PID 2344 wrote to memory of 1648 2344 a73f67009d77906b2dfee216b4e7cb940eef13304c22e909b65cd2834e291b1a.exe 34 PID 2344 wrote to memory of 1648 2344 a73f67009d77906b2dfee216b4e7cb940eef13304c22e909b65cd2834e291b1a.exe 34 PID 2344 wrote to memory of 2712 2344 a73f67009d77906b2dfee216b4e7cb940eef13304c22e909b65cd2834e291b1a.exe 35 PID 2344 wrote to memory of 2712 2344 a73f67009d77906b2dfee216b4e7cb940eef13304c22e909b65cd2834e291b1a.exe 35 PID 2344 wrote to memory of 2712 2344 a73f67009d77906b2dfee216b4e7cb940eef13304c22e909b65cd2834e291b1a.exe 35 PID 2344 wrote to memory of 2712 2344 a73f67009d77906b2dfee216b4e7cb940eef13304c22e909b65cd2834e291b1a.exe 35 PID 2344 wrote to memory of 2820 2344 a73f67009d77906b2dfee216b4e7cb940eef13304c22e909b65cd2834e291b1a.exe 36 PID 2344 wrote to memory of 2820 2344 a73f67009d77906b2dfee216b4e7cb940eef13304c22e909b65cd2834e291b1a.exe 36 PID 2344 wrote to memory of 2820 2344 a73f67009d77906b2dfee216b4e7cb940eef13304c22e909b65cd2834e291b1a.exe 36 PID 2344 wrote to memory of 2820 2344 a73f67009d77906b2dfee216b4e7cb940eef13304c22e909b65cd2834e291b1a.exe 36 PID 2344 wrote to memory of 2824 2344 a73f67009d77906b2dfee216b4e7cb940eef13304c22e909b65cd2834e291b1a.exe 37 PID 2344 wrote to memory of 2824 2344 a73f67009d77906b2dfee216b4e7cb940eef13304c22e909b65cd2834e291b1a.exe 37 PID 2344 wrote to memory of 2824 2344 a73f67009d77906b2dfee216b4e7cb940eef13304c22e909b65cd2834e291b1a.exe 37 PID 2344 wrote to memory of 2824 2344 a73f67009d77906b2dfee216b4e7cb940eef13304c22e909b65cd2834e291b1a.exe 37 PID 2344 wrote to memory of 2836 2344 a73f67009d77906b2dfee216b4e7cb940eef13304c22e909b65cd2834e291b1a.exe 38 PID 2344 wrote to memory of 2836 2344 a73f67009d77906b2dfee216b4e7cb940eef13304c22e909b65cd2834e291b1a.exe 38 PID 2344 wrote to memory of 2836 2344 a73f67009d77906b2dfee216b4e7cb940eef13304c22e909b65cd2834e291b1a.exe 38 PID 2344 wrote to memory of 2836 2344 a73f67009d77906b2dfee216b4e7cb940eef13304c22e909b65cd2834e291b1a.exe 38 PID 2344 wrote to memory of 2840 2344 a73f67009d77906b2dfee216b4e7cb940eef13304c22e909b65cd2834e291b1a.exe 39 PID 2344 wrote to memory of 2840 2344 a73f67009d77906b2dfee216b4e7cb940eef13304c22e909b65cd2834e291b1a.exe 39 PID 2344 wrote to memory of 2840 2344 a73f67009d77906b2dfee216b4e7cb940eef13304c22e909b65cd2834e291b1a.exe 39 PID 2344 wrote to memory of 2840 2344 a73f67009d77906b2dfee216b4e7cb940eef13304c22e909b65cd2834e291b1a.exe 39 PID 2344 wrote to memory of 2988 2344 a73f67009d77906b2dfee216b4e7cb940eef13304c22e909b65cd2834e291b1a.exe 40 PID 2344 wrote to memory of 2988 2344 a73f67009d77906b2dfee216b4e7cb940eef13304c22e909b65cd2834e291b1a.exe 40 PID 2344 wrote to memory of 2988 2344 a73f67009d77906b2dfee216b4e7cb940eef13304c22e909b65cd2834e291b1a.exe 40 PID 2344 wrote to memory of 2988 2344 a73f67009d77906b2dfee216b4e7cb940eef13304c22e909b65cd2834e291b1a.exe 40 PID 2140 wrote to memory of 2860 2140 explorer.exe 41 PID 2140 wrote to memory of 2860 2140 explorer.exe 41 PID 2140 wrote to memory of 2860 2140 explorer.exe 41 -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
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C:\Users\Admin\AppData\Local\Temp\a73f67009d77906b2dfee216b4e7cb940eef13304c22e909b65cd2834e291b1a.exe"C:\Users\Admin\AppData\Local\Temp\a73f67009d77906b2dfee216b4e7cb940eef13304c22e909b65cd2834e291b1a.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2344 -
C:\Windows\explorer.exe"C:\Windows\explorer.exe"2⤵
- Boot or Logon Autostart Execution: Active Setup
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2140 -
C:\Windows\system32\ctfmon.exectfmon.exe3⤵PID:2860
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe" Client and-statements.gl.at.ply.gg 43442 KRSSneMpK2⤵PID:2216
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe" Client and-statements.gl.at.ply.gg 43442 KRSSneMpK2⤵PID:2704
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe" Client and-statements.gl.at.ply.gg 43442 KRSSneMpK2⤵PID:2672
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe" Client and-statements.gl.at.ply.gg 43442 KRSSneMpK2⤵PID:1648
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe" Client and-statements.gl.at.ply.gg 43442 KRSSneMpK2⤵PID:2712
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe" Client and-statements.gl.at.ply.gg 43442 KRSSneMpK2⤵PID:2820
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe" Client and-statements.gl.at.ply.gg 43442 KRSSneMpK2⤵PID:2824
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe" Client and-statements.gl.at.ply.gg 43442 KRSSneMpK2⤵PID:2836
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe" Client and-statements.gl.at.ply.gg 43442 KRSSneMpK2⤵PID:2840
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe" Client and-statements.gl.at.ply.gg 43442 KRSSneMpK2⤵PID:2988
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