Analysis
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max time kernel
157s -
max time network
166s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
29-12-2023 21:15
Behavioral task
behavioral1
Sample
04355cca6d3de6fe333c927ef0c9ab35.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
04355cca6d3de6fe333c927ef0c9ab35.exe
Resource
win10v2004-20231215-en
General
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Target
04355cca6d3de6fe333c927ef0c9ab35.exe
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Size
1.4MB
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MD5
04355cca6d3de6fe333c927ef0c9ab35
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SHA1
961a315675fb7336c93c2ff7a206f1d43498a486
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SHA256
8458809792ef932a851fd186808634fc27074d692cf851cdaf8f1f6a6cb98f0b
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SHA512
41ef2a6a21724a5d11769452556aa5e831cafe1098dbbd10baffe4bf2f094a013c47ccc7bbfb4022870d1d0dd46d8864778d2e85071f8c92eceb6ef813358446
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SSDEEP
24576:GJmQ3QWWrDXNmFyC2SadnEHgeJhDIZyHvoUdEdNH4Nh564YI63PJpurzLA1:GqrD9TC2SVACoUe91JxpurzL
Malware Config
Extracted
bitrat
1.35
185.157.162.100:58181
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communication_password
d4fab64cc4b3bcd4e84db4020ebb3c66
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install_dir
Microsoft
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install_file
micros.exe
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tor_process
tor
Signatures
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Processes:
resource yara_rule behavioral2/memory/1584-0-0x0000000000400000-0x00000000007E4000-memory.dmp upx behavioral2/memory/1584-3-0x0000000000400000-0x00000000007E4000-memory.dmp upx -
Adds Run key to start application 2 TTPs 9 IoCs
Processes:
04355cca6d3de6fe333c927ef0c9ab35.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-996941297-2279405024-2328152752-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\micros = "C:\\Users\\Admin\\AppData\\Local\\Microsoft\\micros.exe一" 04355cca6d3de6fe333c927ef0c9ab35.exe Set value (str) \REGISTRY\USER\S-1-5-21-996941297-2279405024-2328152752-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\micros = "C:\\Users\\Admin\\AppData\\Local\\Microsoft\\micros.exe蜀" 04355cca6d3de6fe333c927ef0c9ab35.exe Set value (str) \REGISTRY\USER\S-1-5-21-996941297-2279405024-2328152752-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\micros = "C:\\Users\\Admin\\AppData\\Local\\Microsoft\\micros.exeԀ" 04355cca6d3de6fe333c927ef0c9ab35.exe Set value (str) \REGISTRY\USER\S-1-5-21-996941297-2279405024-2328152752-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\micros = "C:\\Users\\Admin\\AppData\\Local\\Microsoft\\micros.exe" 04355cca6d3de6fe333c927ef0c9ab35.exe Set value (str) \REGISTRY\USER\S-1-5-21-996941297-2279405024-2328152752-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\micros = "C:\\Users\\Admin\\AppData\\Local\\Microsoft\\micros.exe匀" 04355cca6d3de6fe333c927ef0c9ab35.exe Set value (str) \REGISTRY\USER\S-1-5-21-996941297-2279405024-2328152752-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\micros = "C:\\Users\\Admin\\AppData\\Local\\Microsoft\\micros.exe萀" 04355cca6d3de6fe333c927ef0c9ab35.exe Set value (str) \REGISTRY\USER\S-1-5-21-996941297-2279405024-2328152752-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\micros = "C:\\Users\\Admin\\AppData\\Local\\Microsoft\\micros.exe᠀" 04355cca6d3de6fe333c927ef0c9ab35.exe Set value (str) \REGISTRY\USER\S-1-5-21-996941297-2279405024-2328152752-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\micros = "C:\\Users\\Admin\\AppData\\Local\\Microsoft\\micros.exeﰀ" 04355cca6d3de6fe333c927ef0c9ab35.exe Set value (str) \REGISTRY\USER\S-1-5-21-996941297-2279405024-2328152752-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\micros = "C:\\Users\\Admin\\AppData\\Local\\Microsoft\\micros.exe渀" 04355cca6d3de6fe333c927ef0c9ab35.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs
Processes:
04355cca6d3de6fe333c927ef0c9ab35.exepid process 1584 04355cca6d3de6fe333c927ef0c9ab35.exe 1584 04355cca6d3de6fe333c927ef0c9ab35.exe 1584 04355cca6d3de6fe333c927ef0c9ab35.exe 1584 04355cca6d3de6fe333c927ef0c9ab35.exe -
Suspicious behavior: RenamesItself 30 IoCs
Processes:
04355cca6d3de6fe333c927ef0c9ab35.exepid process 1584 04355cca6d3de6fe333c927ef0c9ab35.exe 1584 04355cca6d3de6fe333c927ef0c9ab35.exe 1584 04355cca6d3de6fe333c927ef0c9ab35.exe 1584 04355cca6d3de6fe333c927ef0c9ab35.exe 1584 04355cca6d3de6fe333c927ef0c9ab35.exe 1584 04355cca6d3de6fe333c927ef0c9ab35.exe 1584 04355cca6d3de6fe333c927ef0c9ab35.exe 1584 04355cca6d3de6fe333c927ef0c9ab35.exe 1584 04355cca6d3de6fe333c927ef0c9ab35.exe 1584 04355cca6d3de6fe333c927ef0c9ab35.exe 1584 04355cca6d3de6fe333c927ef0c9ab35.exe 1584 04355cca6d3de6fe333c927ef0c9ab35.exe 1584 04355cca6d3de6fe333c927ef0c9ab35.exe 1584 04355cca6d3de6fe333c927ef0c9ab35.exe 1584 04355cca6d3de6fe333c927ef0c9ab35.exe 1584 04355cca6d3de6fe333c927ef0c9ab35.exe 1584 04355cca6d3de6fe333c927ef0c9ab35.exe 1584 04355cca6d3de6fe333c927ef0c9ab35.exe 1584 04355cca6d3de6fe333c927ef0c9ab35.exe 1584 04355cca6d3de6fe333c927ef0c9ab35.exe 1584 04355cca6d3de6fe333c927ef0c9ab35.exe 1584 04355cca6d3de6fe333c927ef0c9ab35.exe 1584 04355cca6d3de6fe333c927ef0c9ab35.exe 1584 04355cca6d3de6fe333c927ef0c9ab35.exe 1584 04355cca6d3de6fe333c927ef0c9ab35.exe 1584 04355cca6d3de6fe333c927ef0c9ab35.exe 1584 04355cca6d3de6fe333c927ef0c9ab35.exe 1584 04355cca6d3de6fe333c927ef0c9ab35.exe 1584 04355cca6d3de6fe333c927ef0c9ab35.exe 1584 04355cca6d3de6fe333c927ef0c9ab35.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
04355cca6d3de6fe333c927ef0c9ab35.exedescription pid process Token: SeShutdownPrivilege 1584 04355cca6d3de6fe333c927ef0c9ab35.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
04355cca6d3de6fe333c927ef0c9ab35.exepid process 1584 04355cca6d3de6fe333c927ef0c9ab35.exe 1584 04355cca6d3de6fe333c927ef0c9ab35.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\04355cca6d3de6fe333c927ef0c9ab35.exe"C:\Users\Admin\AppData\Local\Temp\04355cca6d3de6fe333c927ef0c9ab35.exe"1⤵
- Adds Run key to start application
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
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Downloads
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memory/1584-0-0x0000000000400000-0x00000000007E4000-memory.dmpFilesize
3.9MB
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memory/1584-1-0x00000000747D0000-0x0000000074809000-memory.dmpFilesize
228KB
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memory/1584-2-0x0000000074700000-0x0000000074739000-memory.dmpFilesize
228KB
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memory/1584-3-0x0000000000400000-0x00000000007E4000-memory.dmpFilesize
3.9MB
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memory/1584-4-0x0000000074700000-0x0000000074739000-memory.dmpFilesize
228KB
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memory/1584-5-0x0000000074700000-0x0000000074739000-memory.dmpFilesize
228KB
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memory/1584-6-0x0000000074700000-0x0000000074739000-memory.dmpFilesize
228KB
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memory/1584-7-0x0000000074700000-0x0000000074739000-memory.dmpFilesize
228KB