Analysis
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max time kernel
119s -
max time network
16s -
platform
windows7_x64 -
resource
win7-20240708-en -
resource tags
arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system -
submitted
19/07/2024, 02:45
Static task
static1
Behavioral task
behavioral1
Sample
424aa2e69d7bcff960e025ccd10d62c0N.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
424aa2e69d7bcff960e025ccd10d62c0N.exe
Resource
win10v2004-20240709-en
General
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Target
424aa2e69d7bcff960e025ccd10d62c0N.exe
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Size
469KB
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MD5
424aa2e69d7bcff960e025ccd10d62c0
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SHA1
70c9a619520afc85d1567bbb77659ea24933dea4
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SHA256
d3da2040db9b038830c6b53e6dc53975608778ddcf66a47827f1dd7403479a0f
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SHA512
9c29e95c5c70bf40cc6aee969f6eaab374937b5192509c2543eae72fc77b49a9509875d7aaa189544408f0174fa415b3fc338cf193e0fa504b75e8ed0ae2277e
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SSDEEP
12288:u9lc87eqqV5e+wBV6O+ahq5UNuGKgaVg510Ru:u9SqqHeVBxDq5UNuFbVg0u
Malware Config
Signatures
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Executes dropped EXE 3 IoCs
pid Process 2536 dcomkmgr.exe 2064 ~A737.tmp 2292 drvill32.exe -
Loads dropped DLL 3 IoCs
pid Process 2964 424aa2e69d7bcff960e025ccd10d62c0N.exe 2964 424aa2e69d7bcff960e025ccd10d62c0N.exe 2536 dcomkmgr.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000\Software\Microsoft\Windows\CurrentVersion\Run\drvill32 = "C:\\Users\\Admin\\AppData\\Roaming\\ktmuINFO\\dcomkmgr.exe" 424aa2e69d7bcff960e025ccd10d62c0N.exe -
Drops file in System32 directory 1 IoCs
description ioc Process File created C:\Windows\SysWOW64\drvill32.exe 424aa2e69d7bcff960e025ccd10d62c0N.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2536 dcomkmgr.exe 1200 Explorer.EXE 1200 Explorer.EXE 1200 Explorer.EXE 1200 Explorer.EXE 1200 Explorer.EXE 1200 Explorer.EXE 1200 Explorer.EXE 1200 Explorer.EXE 1200 Explorer.EXE 1200 Explorer.EXE 1200 Explorer.EXE 1200 Explorer.EXE 1200 Explorer.EXE 1200 Explorer.EXE 1200 Explorer.EXE 1200 Explorer.EXE 1200 Explorer.EXE 1200 Explorer.EXE 1200 Explorer.EXE 1200 Explorer.EXE 1200 Explorer.EXE 1200 Explorer.EXE 1200 Explorer.EXE 1200 Explorer.EXE 1200 Explorer.EXE 1200 Explorer.EXE 1200 Explorer.EXE 1200 Explorer.EXE 1200 Explorer.EXE 1200 Explorer.EXE 1200 Explorer.EXE 1200 Explorer.EXE 1200 Explorer.EXE 1200 Explorer.EXE 1200 Explorer.EXE 1200 Explorer.EXE 1200 Explorer.EXE 1200 Explorer.EXE 1200 Explorer.EXE 1200 Explorer.EXE 1200 Explorer.EXE 1200 Explorer.EXE 1200 Explorer.EXE 1200 Explorer.EXE 1200 Explorer.EXE 1200 Explorer.EXE 1200 Explorer.EXE 1200 Explorer.EXE 1200 Explorer.EXE 1200 Explorer.EXE 1200 Explorer.EXE 1200 Explorer.EXE 1200 Explorer.EXE 1200 Explorer.EXE 1200 Explorer.EXE 1200 Explorer.EXE 1200 Explorer.EXE 1200 Explorer.EXE 1200 Explorer.EXE 1200 Explorer.EXE 1200 Explorer.EXE 1200 Explorer.EXE 1200 Explorer.EXE -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2536 dcomkmgr.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 2964 wrote to memory of 2536 2964 424aa2e69d7bcff960e025ccd10d62c0N.exe 30 PID 2964 wrote to memory of 2536 2964 424aa2e69d7bcff960e025ccd10d62c0N.exe 30 PID 2964 wrote to memory of 2536 2964 424aa2e69d7bcff960e025ccd10d62c0N.exe 30 PID 2964 wrote to memory of 2536 2964 424aa2e69d7bcff960e025ccd10d62c0N.exe 30 PID 2536 wrote to memory of 2064 2536 dcomkmgr.exe 31 PID 2536 wrote to memory of 2064 2536 dcomkmgr.exe 31 PID 2536 wrote to memory of 2064 2536 dcomkmgr.exe 31 PID 2536 wrote to memory of 2064 2536 dcomkmgr.exe 31 PID 2064 wrote to memory of 1200 2064 ~A737.tmp 21
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious behavior: EnumeratesProcesses
PID:1200 -
C:\Users\Admin\AppData\Local\Temp\424aa2e69d7bcff960e025ccd10d62c0N.exe"C:\Users\Admin\AppData\Local\Temp\424aa2e69d7bcff960e025ccd10d62c0N.exe"2⤵
- Loads dropped DLL
- Adds Run key to start application
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:2964 -
C:\Users\Admin\AppData\Roaming\ktmuINFO\dcomkmgr.exe"C:\Users\Admin\AppData\Roaming\ktmuINFO"3⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2536 -
C:\Users\Admin\AppData\Local\Temp\~A737.tmp1200 480264 2536 14⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2064
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C:\Windows\SysWOW64\drvill32.exeC:\Windows\SysWOW64\drvill32.exe -s1⤵
- Executes dropped EXE
PID:2292
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
469KB
MD5019ee5c3e86bc0d2261b0cb352e9870a
SHA1a6bcdc4b6d7f187874ebd5f815fe681137a8a397
SHA2566b9b361f879ca38d6c01110aadf2cc14a001243f68146426ba04799b78a7ec81
SHA512962960d6c723ed182011e5f3bdd9a7117cdcfd7b67100627b404677c6fa02d68991302434a377d0823f4ddbfbb72019579bb2efa99e9696992b5ed134b835bbc