981eeb419fd3ac1a7701cebe39149c89c8ba22a389936e93b3984d9640fdfad8

Analysis

max time kernel
142s
max time network
160s
platform
windows10-2004_x64
resource
win10v2004-20240419-en
resource tags

arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
submitted
04/05/2024, 21:58

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General

Target

art/sound/engine/0BE1F1A5405C187702AEE893B40ABF5F/EXH_1289_P.wav
Size

190KB
MD5

5935469887a4ee7e15c0a1035eba4cb1
SHA1

aee993316750107b52ea86ed71836517df8f0e60
SHA256

dafdcbef8ab2123360aa8e4b400812eaa941c9ef99384a7b744a3818eed9c155
SHA512

f9c97c46a59046a466660e53e0e20f31d87656dc88ba735db7c611046d104d9205e1de56d4758afb2ca7d1ed71b758e1132ac10248e6ae99f2959a9876254238
SSDEEP

3072:fYO4q56z8epBLq7xyF60Mr7jWsrUsELgiL+aY1+55h3:f7FDesxK6nKbsAn+a5

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.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

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

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	1544	unregmp2.exe
Token: SeCreatePagefilePrivilege	1544	unregmp2.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1480 wrote to memory of 4928	1480	wmplayer.exe	88
PID 1480 wrote to memory of 4928	1480	wmplayer.exe	88
PID 1480 wrote to memory of 4928	1480	wmplayer.exe	88
PID 1480 wrote to memory of 4876	1480	wmplayer.exe	89
PID 1480 wrote to memory of 4876	1480	wmplayer.exe	89
PID 1480 wrote to memory of 4876	1480	wmplayer.exe	89
PID 4876 wrote to memory of 1544	4876	unregmp2.exe	91
PID 4876 wrote to memory of 1544	4876	unregmp2.exe	91

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\art\sound\engine\0BE1F1A5405C187702AEE893B40ABF5F\EXH_1289_P.wav"
1⤵
- Suspicious use of WriteProcessMemory
PID:1480
- 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\art\sound\engine\0BE1F1A5405C187702AEE893B40ABF5F\EXH_1289_P.wav"
  2⤵
  PID:4928
- C:\Windows\SysWOW64\unregmp2.exe
  "C:\Windows\System32\unregmp2.exe" /AsyncFirstLogon
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4876
- - C:\Windows\system32\unregmp2.exe
    "C:\Windows\SysNative\unregmp2.exe" /AsyncFirstLogon /REENTRANT
    3⤵
    - Enumerates connected drives
    - Suspicious use of AdjustPrivilegeToken
    PID:1544

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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
704KB

MD5
2d0d86a0512b0e2385020d48bc8ed66e

SHA1
51fbf2ae71df69266d3d687a8915013246981375

SHA256
e7397791ef726800174182bb443ec499dcb387e3514c2034170eb0a4de39f366

SHA512
cbd6dde5219001485dd3307e665ac529fd09b99bbc86a91dd3a8b53874bb85d79c47ba2ede6489420b46e9454d1292f8125562f3eadb2d0cf6bfc3aa7d709b75

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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
4111a9e113ee1867a5c531775e7562c4

SHA1
ecffaae1295de399471c0c974736b7739e59c6e8

SHA256
ad50e31b40742756c4f4e64b6841dcba2746b8ae9ea36605e5ddd806186d611a

SHA512
916ef35426c234fd0dc63564c3eb0ee262adea714d8e2190ffdf125e26158b5536dea6641f90312efc54b118ec6e81019f913d9b853bfeabff4bd04c16fcf9e4

Download Submit