981eeb419fd3ac1a7701cebe39149c89c8ba22a389936e93b3984d9640fdfad8

Analysis

max time kernel
141s
max time network
156s
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.wav
Size

190KB
MD5

ef8973f08d3d4bbdec58dc76854b4554
SHA1

5929085e3839b8b310eaa818d40d36f0e97f3a63
SHA256

46934fc1484e54830274d40ebeb3a3028d598f19f0d480c6c9b5bfa7fab1261b
SHA512

0a4868d6bd0606fc841bed15eb41efb0fc9f2a841a723564a477d61a3bca16b98e991ea47576dfecb5e954daf604cbe4f370465a6fb1c85b48cf676b7174bb4a
SSDEEP

1536:flqZR0f2dCJzCuwqJyAxQhar4XA0/isF5nhcjQ3syC/7UUc+/DgxoGdZ313dWhhj:fY

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

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	888	unregmp2.exe
Token: SeCreatePagefilePrivilege	888	unregmp2.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 3088 wrote to memory of 2400	3088	wmplayer.exe	89
PID 3088 wrote to memory of 2400	3088	wmplayer.exe	89
PID 3088 wrote to memory of 2400	3088	wmplayer.exe	89
PID 3088 wrote to memory of 4900	3088	wmplayer.exe	90
PID 3088 wrote to memory of 4900	3088	wmplayer.exe	90
PID 3088 wrote to memory of 4900	3088	wmplayer.exe	90
PID 4900 wrote to memory of 888	4900	unregmp2.exe	91
PID 4900 wrote to memory of 888	4900	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.wav"
1⤵
- Suspicious use of WriteProcessMemory
PID:3088
- 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.wav"
  2⤵
  PID:2400
- C:\Windows\SysWOW64\unregmp2.exe
  "C:\Windows\System32\unregmp2.exe" /AsyncFirstLogon
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4900
- - C:\Windows\system32\unregmp2.exe
    "C:\Windows\SysNative\unregmp2.exe" /AsyncFirstLogon /REENTRANT
    3⤵
    - Enumerates connected drives
    - Suspicious use of AdjustPrivilegeToken
    PID:888

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
896KB

MD5
a2a29c46e3918249389c6561eda23ad4

SHA1
bd782350492bcf4bd73607dd62b17388e1348d46

SHA256
cf127e626b8c1a57ff709d8ef776fab18533b746b949f2e79da865e28d12492d

SHA512
b45de4034b8e8c85fa0369bc791bf93eef930dfa83d6fa0ef458e727d0f977883e61f65ddb655781db0405131bf078867006ac0ed627e7694bb3912d3d21e754

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

Filesize
9KB

MD5
7050d5ae8acfbe560fa11073fef8185d

SHA1
5bc38e77ff06785fe0aec5a345c4ccd15752560e

SHA256
cb87767c4a384c24e4a0f88455f59101b1ae7b4fb8de8a5adb4136c5f7ee545b

SHA512
a7a295ac8921bb3dde58d4bcde9372ed59def61d4b7699057274960fa8c1d1a1daff834a93f7a0698e9e5c16db43af05e9fd2d6d7c9232f7d26ffcff5fc5900b

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

Filesize
1KB

MD5
02c10ca60361e945e649f6104bed318d

SHA1
3d0107ab1998b8db8bedae0de10e679fc6913d0a

SHA256
009715b2264e00eca061c23fc297eabec39c562a3eedb94c2c4b0b5851dd73f4

SHA512
c9ad10d665c1b06697be42e26cbe4f77a3ad32f6de8612c001cd424845e0a3f5726395a00b413ce568291889f8f77fa0f55778968a45c145abb19267d4353e1d

Download Submit