Analysis
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max time kernel
155s -
max time network
157s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
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submitted
25/03/2024, 20:48
General
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Target
b467e0c9e1af7350a87fd27be8f41f4f5e762c3d43bdd392aa9a34e0b19e765b.exe
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Size
479KB
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MD5
88daade3d121fb282f0b585e73597d37
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SHA1
ed11d7122b95d935dcbb5097beefe0f46cfb17da
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SHA256
b467e0c9e1af7350a87fd27be8f41f4f5e762c3d43bdd392aa9a34e0b19e765b
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SHA512
958c75db08725ed805b132b64455f65651391a2d75d1b6f77d81c206528d76e46a7a10fa7f009e0b8be20c7741b5be7607d18522244133cb807e195d7f5ec576
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SSDEEP
12288:+Ylc87eqqV5e+wBV6O+JLug0vEqfbJRUN5aRvMetK:+YSqqHeVBxOLu9bJRUNsv5tK
Malware Config
Signatures
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Executes dropped EXE 3 IoCs
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Adds Run key to start application 2 TTPs 1 IoCs
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Drops file in System32 directory 1 IoCs
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Suspicious behavior: EnumeratesProcesses 64 IoCs
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Suspicious use of AdjustPrivilegeToken 1 IoCs
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Suspicious use of UnmapMainImage 1 IoCs
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Suspicious use of WriteProcessMemory 6 IoCs
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of UnmapMainImage
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C:\Users\Admin\AppData\Local\Temp\b467e0c9e1af7350a87fd27be8f41f4f5e762c3d43bdd392aa9a34e0b19e765b.exe"C:\Users\Admin\AppData\Local\Temp\b467e0c9e1af7350a87fd27be8f41f4f5e762c3d43bdd392aa9a34e0b19e765b.exe"2⤵
- Adds Run key to start application
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Roaming\bitstutl\isobentc.exe"C:\Users\Admin\AppData\Roaming\bitstutl"3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\~8BE4.tmp3436 490504 3428 14⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\Backhh.exeC:\Windows\SysWOW64\Backhh.exe -s1⤵
- Executes dropped EXE
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
8KB
MD586dc243576cf5c7445451af37631eea9
SHA199a81c47c4c02f32c0ab456bfa23c306c7a09bf9
SHA25625d2a671e1b5b5b95697ac0234ce4d46e0d0894919521b54aabebd9daecf994a
SHA512c7310524f9b65f811146c1eb6ae944966351ac88a95fbc1ac422d8810730e5e212a7e28090ad758ea23c96ba38073e7fcf42460575e7f09dbc759a45c5d5a4a4
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Filesize
479KB
MD58d350e4f36290239938a05b811270973
SHA14b493323e8c2fa55c2c4b38d594cd21146fdfe4f
SHA2563c3e9f5f67136867214940694e0e7940250cb04dfcb45662bec9629f5e65d279
SHA51225a5307dff514de6842ce33adf066b70483243c636f4af2e7da633b02ce4d59dbb2ebf66b6290c351f2041a6be9901f86ba174247531714eacd660aaef426ca2
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Filesize
512KB
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Filesize
520KB
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Filesize
20KB
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Filesize
512KB
-
Filesize
520KB
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Filesize
540KB
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Filesize
540KB
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Filesize
52KB
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Filesize
24KB
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Filesize
512KB
-
Filesize
520KB
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Filesize
520KB