Analysis
- max time kernel
54s - max time network
63s - platform
windows10-2004_x64 - resource
win10v2004-20240508-en - resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system - submitted
05/07/2024, 15:36
Static task
static1
Behavioral task
behavioral1
Sample
Recording 2024-07-05 120024.mp4
Resource
win7-20240705-en
25 signatures
300 seconds
Behavioral task
behavioral2
Sample
Recording 2024-07-05 120024.mp4
Resource
win10v2004-20240508-en
3 signatures
300 seconds
General
- Target Recording 2024-07-05 120024.mp4
- Size 7.0MB
- Sample240705-s2d2na1cjl
- SHA256 5d1eaa39b85337b3e6d5a6c2d0977dbd750cfb4aa5ed0d02ea47702c3042e7c5
- MD5 ca6bacbede222729f52a59a47245e51b
- SHA1 dbdef42f1ddd48c08ed226cb31661649d398b984
- SHA512 4fb1e078e268c7a7499f07892ad14bb1d8762ac79518850eb688a5e6fedbcbcf331a5a583f4f86eb9c4c83d443dfd2b1ce2f926caabd8a4bdb8634a448b6781e
- SSDEEP 98304:Rx4A59rW9ci/dnenqSFBplIwazug9iNJS1IANZFXzHdy2btXiVbaFCe4:RxXy9ynt7lDacS1dNZiy5Ob7n
- MD5 SHA1 SHA512 SSDEEP
Score
6/10
Malware Config
Signatures
- Enumerates connected drives 3 TTPs 23 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\T: unregmp2.exe File opened (read-only) \??\M: unregmp2.exe File opened (read-only) \??\S: unregmp2.exe File opened (read-only) \??\N: unregmp2.exe File opened (read-only) \??\P: unregmp2.exe File opened (read-only) \??\Q: unregmp2.exe File opened (read-only) \??\V: unregmp2.exe File opened (read-only) \??\X: unregmp2.exe File opened (read-only) \??\Y: unregmp2.exe File opened (read-only) \??\A: unregmp2.exe File opened (read-only) \??\K: unregmp2.exe File opened (read-only) \??\L: unregmp2.exe File opened (read-only) \??\O: unregmp2.exe File opened (read-only) \??\R: unregmp2.exe File opened (read-only) \??\B: unregmp2.exe File opened (read-only) \??\I: unregmp2.exe File opened (read-only) \??\H: unregmp2.exe File opened (read-only) \??\J: unregmp2.exe File opened (read-only) \??\U: unregmp2.exe File opened (read-only) \??\W: unregmp2.exe File opened (read-only) \??\Z: unregmp2.exe File opened (read-only) \??\E: unregmp2.exe File opened (read-only) \??\G: unregmp2.exe - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeShutdownPrivilege 4348 unregmp2.exe Token: SeCreatePagefilePrivilege 4348 unregmp2.exe - Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 4380 wrote to memory of 2992 4380 wmplayer.exe 80 PID 4380 wrote to memory of 2992 4380 wmplayer.exe 80 PID 4380 wrote to memory of 2992 4380 wmplayer.exe 80 PID 4380 wrote to memory of 388 4380 wmplayer.exe 81 PID 4380 wrote to memory of 388 4380 wmplayer.exe 81 PID 4380 wrote to memory of 388 4380 wmplayer.exe 81 PID 388 wrote to memory of 4348 388 unregmp2.exe 82 PID 388 wrote to memory of 4348 388 unregmp2.exe 82
Processes
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C:\Program Files (x86)\Windows Media Player\wmplayer.exe"C:\Program Files (x86)\Windows Media Player\wmplayer.exe" /prefetch:6 /Open "C:\Users\Admin\AppData\Local\Temp\Recording 2024-07-05 120024.mp4"1⤵
- Suspicious use of WriteProcessMemory
PID:4380 -
C:\Program Files (x86)\Windows Media Player\setup_wm.exe"C:\Program Files (x86)\Windows Media Player\setup_wm.exe" /RunOnce:"C:\Program Files (x86)\Windows Media Player\wmplayer.exe" /prefetch:6 /Open "C:\Users\Admin\AppData\Local\Temp\Recording 2024-07-05 120024.mp4"2⤵PID:2992
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C:\Windows\SysWOW64\unregmp2.exe"C:\Windows\System32\unregmp2.exe" /AsyncFirstLogon2⤵
- Suspicious use of WriteProcessMemory
PID:388 -
C:\Windows\system32\unregmp2.exe"C:\Windows\SysNative\unregmp2.exe" /AsyncFirstLogon /REENTRANT3⤵
- Enumerates connected drives
- Suspicious use of AdjustPrivilegeToken
PID:4348
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Microsoft\Media Player\CurrentDatabase_400.wmdb
- Size 384KB
- SHA256 a2e9a26e9b0038253f615c78447fe1cc3c3856d54112a5d00f30711acd33e259
- MD5 82afb9dc5e51ad3b2c1695ddf9bf4881
- SHA1 c3867fb6cbc2932fa81474ec93e77e7be25d976f
- SHA512 4086d2136ccbe84bff7295aa20f4c6e367403ef34e6900ae69901bf264904cc8747472aabf76701d9febef9872ad9890e94c98c724ffdef68b99f3f0bad2abf5
- SSDEEP 768:v7KGVp3zT13VuI61HOdrrA9abhr1vfEwPRzitFrz9MjxngbCjPsgTVXRi7c9zyHN:598eoVYo
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Microsoft\Windows Media\12.0\WMSDKNS.XML
- Size 9KB
- SHA256 cb87767c4a384c24e4a0f88455f59101b1ae7b4fb8de8a5adb4136c5f7ee545b
- MD5 7050d5ae8acfbe560fa11073fef8185d
- SHA1 5bc38e77ff06785fe0aec5a345c4ccd15752560e
- SHA512 a7a295ac8921bb3dde58d4bcde9372ed59def61d4b7699057274960fa8c1d1a1daff834a93f7a0698e9e5c16db43af05e9fd2d6d7c9232f7d26ffcff5fc5900b
- SSDEEP 96:/YkZRAF6zyHUhm77yB1pZYCEnfHrHH7B6xTGH+YCLV3zwULJEYCJWyHBt3zwFRh+:/2FV0bBPCfUdY
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\wmsetup.log
- Size 1KB
- SHA256 7cc841e6fb69fd9975a648a10bb38257d44b8b1f3dd31e4e7973d680bce7dc37
- MD5 f508970088402b43d882002a07d6a61a
- SHA1 6996dc61dc067f15a83978d8951b78cf7f441a1c
- SHA512 6a062f18043c8f6d45d5b969441c34d3959933c8f188213e55aee113f69720cfd631e50ab7a98bfc969cf1dbd41698a716c2773d9554cee1b40edbd5a39e0f02
- MD5 SHA1 SHA512