37b533a715bd962424dd394cd17b2ecdb74bb08d5c2a629b27ecfd25b586cffa

Analysis

max time kernel
61s
max time network
184s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
31-03-2023 18:52

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General

Target

hra/LLL_Mantis_Data/StreamingAssets/Call of Duty World at War.wav
Size

1.1MB
MD5

a604ab3667dc202f7a4f5147994f1b85
SHA1

f5480b211ec4d5b6c85d64d1d4df79c7ffd92e1b
SHA256

8329a946533a6180393c133000229d6d80f7b5bdfe71a79f6b69738184a4e653
SHA512

b00066cbf891327952b0691346d8a8e853a95436328a8bfd6c3805e760ec8ced8d804acf5a81ca077f02d0d2c99ccdabb4157b483b9e05536768586cb4aea8c0
SSDEEP

24576:mYC8q9rsHB65MfEbPAglMgH6U9N7Rtkug+QKMtbID62f:muq4GBKQt/kug+Q/E

Score

6^/10

Malware Config

Signatures

Enumerates connected drives 3 TTPs 24 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\B:	unregmp2.exe
File opened (read-only)	\??\G:	unregmp2.exe
File opened (read-only)	\??\I:	unregmp2.exe
File opened (read-only)	\??\O:	unregmp2.exe
File opened (read-only)	\??\P:	unregmp2.exe
File opened (read-only)	\??\U:	unregmp2.exe
File opened (read-only)	\??\F:	unregmp2.exe
File opened (read-only)	\??\J:	unregmp2.exe
File opened (read-only)	\??\L:	unregmp2.exe
File opened (read-only)	\??\N:	unregmp2.exe
File opened (read-only)	\??\Z:	unregmp2.exe
File opened (read-only)	\??\Y:	unregmp2.exe
File opened (read-only)	\??\E:	unregmp2.exe
File opened (read-only)	\??\M:	unregmp2.exe
File opened (read-only)	\??\R:	unregmp2.exe
File opened (read-only)	\??\S:	unregmp2.exe
File opened (read-only)	\??\V:	unregmp2.exe
File opened (read-only)	\??\W:	unregmp2.exe
File opened (read-only)	\??\X:	unregmp2.exe
File opened (read-only)	\??\A:	unregmp2.exe
File opened (read-only)	\??\H:	unregmp2.exe
File opened (read-only)	\??\K:	unregmp2.exe
File opened (read-only)	\??\Q:	unregmp2.exe
File opened (read-only)	\??\T:	unregmp2.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	1504	unregmp2.exe
Token: SeCreatePagefilePrivilege	1504	unregmp2.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1428 wrote to memory of 1648	1428	wmplayer.exe	79
PID 1428 wrote to memory of 1648	1428	wmplayer.exe	79
PID 1428 wrote to memory of 1648	1428	wmplayer.exe	79
PID 1428 wrote to memory of 4764	1428	wmplayer.exe	80
PID 1428 wrote to memory of 4764	1428	wmplayer.exe	80
PID 1428 wrote to memory of 4764	1428	wmplayer.exe	80
PID 4764 wrote to memory of 1504	4764	unregmp2.exe	81
PID 4764 wrote to memory of 1504	4764	unregmp2.exe	81

C:\Program Files (x86)\Windows Media Player\wmplayer.exe
"C:\Program Files (x86)\Windows Media Player\wmplayer.exe" /Open "C:\Users\Admin\AppData\Local\Temp\hra\LLL_Mantis_Data\StreamingAssets\Call of Duty World at War.wav"
1⤵
- Suspicious use of WriteProcessMemory
PID:1428
- 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" /Open "C:\Users\Admin\AppData\Local\Temp\hra\LLL_Mantis_Data\StreamingAssets\Call of Duty World at War.wav"
  2⤵
  PID:1648
- C:\Windows\SysWOW64\unregmp2.exe
  "C:\Windows\System32\unregmp2.exe" /AsyncFirstLogon
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4764
- - C:\Windows\system32\unregmp2.exe
    "C:\Windows\SysNative\unregmp2.exe" /AsyncFirstLogon /REENTRANT
    3⤵
    - Enumerates connected drives
    - Suspicious use of AdjustPrivilegeToken
    PID:1504

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Media Player\CurrentDatabase_400.wmdb

Filesize
256KB

MD5
9c481a94abc7eee23cd5234262e60077

SHA1
2873225e708fb5461ac60c3613fe12112423f0f0

SHA256
681c9665d741ca6ed709cdd79d070ff7f4fdf158e02342f7d47e90a6d962b061

SHA512
0579499b5f01649f7e5e3afad07b4c7924d30fbc56dd12b37d9ad46bdefe35fcb6371694c1eff6c42d56c21b1de4c4f40531b27cd32eca1bdf51c6cac41fe668

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows Media\12.0\WMSDKNS.XML

Filesize
9KB

MD5
7050d5ae8acfbe560fa11073fef8185d

SHA1
5bc38e77ff06785fe0aec5a345c4ccd15752560e

SHA256
cb87767c4a384c24e4a0f88455f59101b1ae7b4fb8de8a5adb4136c5f7ee545b

SHA512
a7a295ac8921bb3dde58d4bcde9372ed59def61d4b7699057274960fa8c1d1a1daff834a93f7a0698e9e5c16db43af05e9fd2d6d7c9232f7d26ffcff5fc5900b

Download Submit
C:\Users\Admin\AppData\Local\Temp\wmsetup.log

Filesize
1KB

MD5
0eae03db5e8565452d045223647f82c6

SHA1
370b100d5f9a305e7ea4adc003d9a0876bff3798

SHA256
54c4527df13d52ac9015632e41302edc58a1736ac4fa8c0a4ba40c12583e2575

SHA512
8b9cc552d0835d9ec4c2ff9c805386b14749372fcb210d83081e16cc5720cebe0c4d03586a252aef85718f75996225e0dca3c48d142a992d5947da7721ab5df5

Download Submit