981eeb419fd3ac1a7701cebe39149c89c8ba22a389936e93b3984d9640fdfad8

Analysis

max time kernel
141s
max time network
159s
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_1205_P.wav
Size

190KB
MD5

d315a532cca7a7aa4a07532999f4ddb5
SHA1

1d05f7da2f829ea1c7741d4f8be4138ddc44c5f7
SHA256

182feec7099df03c4cf76eb93a3381f5341f746c58cb6d237f270f738fa4752c
SHA512

a9599dd37a2bb5c4081aca52af46784721269696b723f63726e52a830d13e6da823d391dc402c8bb9d3dcc74ef5838806ab1db0a30f0c12b609d4d215fccd2ae
SSDEEP

3072:wtLjBVoOmvh5lhmZ5YzSVhUsRhiDJ7D09tKMXM8WgCaLDPZ8UF+YN8ENKzS8heTB:MCJ4Dh0PjEF+0NKz7CH+E

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

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	4712	unregmp2.exe
Token: SeCreatePagefilePrivilege	4712	unregmp2.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 460 wrote to memory of 3516	460	wmplayer.exe	89
PID 460 wrote to memory of 3516	460	wmplayer.exe	89
PID 460 wrote to memory of 3516	460	wmplayer.exe	89
PID 460 wrote to memory of 2468	460	wmplayer.exe	90
PID 460 wrote to memory of 2468	460	wmplayer.exe	90
PID 460 wrote to memory of 2468	460	wmplayer.exe	90
PID 2468 wrote to memory of 4712	2468	unregmp2.exe	91
PID 2468 wrote to memory of 4712	2468	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_1205_P.wav"
1⤵
- Suspicious use of WriteProcessMemory
PID:460
- 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_1205_P.wav"
  2⤵
  PID:3516
- C:\Windows\SysWOW64\unregmp2.exe
  "C:\Windows\System32\unregmp2.exe" /AsyncFirstLogon
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2468
- - C:\Windows\system32\unregmp2.exe
    "C:\Windows\SysNative\unregmp2.exe" /AsyncFirstLogon /REENTRANT
    3⤵
    - Enumerates connected drives
    - Suspicious use of AdjustPrivilegeToken
    PID:4712

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
384KB

MD5
063793e4ba784832026ec8bc3528f7f1

SHA1
687d03823d7ab8954826f753a645426cff3c5db4

SHA256
cb153cb703aea1ba1afe2614cffb086fa781646a285c5ac37354ee933a29cedd

SHA512
225910c24052dfdf7fca574b12ecef4eb68e990167010f80d7136f03ac6e7faa33233685cbf37b38ee626bb22ff3afeee39e597080e429be3ec241fb30af40c6

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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

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

Filesize
1KB

MD5
5e5fca3078b3b4d4fd38eda23c22b6a9

SHA1
92367171b5dab23e93beeacf5840ce2e1e9231b0

SHA256
cddcc993a2737ad325630b10fe6c72a5d01583da151f76035cd920000065746d

SHA512
8585197879d6cdee77a3581238afc04e36c42b74058098103fe3ea8cb8d5274b2f39f0bdcf0f2339b8b696dfbc4f2b274c31c8d4d8d4d3b73da56c3b03c25c57

Download Submit