9ceb85a576fd6925a31f75cca5679772ab4f42ed598df49669c54a5559d5dfac

Analysis

max time kernel
63s
max time network
157s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
19/05/2023, 22:23

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General

Target

junkerquinjuego.mp4
Size

190.3MB
MD5

cbd13080467865e21cc1df37b93dc867
SHA1

89029ddbc6af10f9e2872435577306fe938fd113
SHA256

9ceb85a576fd6925a31f75cca5679772ab4f42ed598df49669c54a5559d5dfac
SHA512

8ce7d5628a52ef1551ca25d13a1cad30ca4500c7a37b5654f62fd36f32d8fc460e9b775e5b2c40c2d7bfb0e9e737b836e0d816779f4ee3a070a2cf7c9aa7c68b
SSDEEP

3145728:iJ13gRnDVZXIW2Zh/Sz96NLtMe24lF59OqjLee5NQ7ZmWgaDqECiNPkJqa1b8mX0:iJ13sDVZXIW2D/SR6NLWe2uj9O2L35y/

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

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	4424	unregmp2.exe
Token: SeCreatePagefilePrivilege	4424	unregmp2.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 3700 wrote to memory of 2136	3700	wmplayer.exe	81
PID 3700 wrote to memory of 2136	3700	wmplayer.exe	81
PID 3700 wrote to memory of 2136	3700	wmplayer.exe	81
PID 3700 wrote to memory of 3560	3700	wmplayer.exe	82
PID 3700 wrote to memory of 3560	3700	wmplayer.exe	82
PID 3700 wrote to memory of 3560	3700	wmplayer.exe	82
PID 3560 wrote to memory of 4424	3560	unregmp2.exe	83
PID 3560 wrote to memory of 4424	3560	unregmp2.exe	83

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\junkerquinjuego.mp4"
1⤵
- Suspicious use of WriteProcessMemory
PID:3700
- 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\junkerquinjuego.mp4"
  2⤵
  PID:2136
- C:\Windows\SysWOW64\unregmp2.exe
  "C:\Windows\System32\unregmp2.exe" /AsyncFirstLogon
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3560
- - C:\Windows\system32\unregmp2.exe
    "C:\Windows\SysNative\unregmp2.exe" /AsyncFirstLogon /REENTRANT
    3⤵
    - Enumerates connected drives
    - Suspicious use of AdjustPrivilegeToken
    PID:4424

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
64KB

MD5
dbfc662304aa4236ac6c685fdd3ee597

SHA1
bee96b9256c93a35398a8c6a341da9470c6101c2

SHA256
dfd76fd8ae4d04c006729be160e7c23fe8e003e7094a54abf3a5aaee1a5c5590

SHA512
6730c50e8217e93d819b24a76af50ed9afeb34c73f32bcf65cca1bac139219c4897f7a43faa7a88909b32777420f47beb2a1ab23fad5886ef4da35226305c42b

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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
b34e22920e5530045e3d918bc546667d

SHA1
458924915e6fc2b525e6ff9d4dc6fa1f7499f3e8

SHA256
df05059cc68ec709861c1bb8bff20293444a00718a3854e8a13efe1bac60c503

SHA512
e70af05e1ff1817e3595dd4ca8a7b635340b13f62ae10b4f063b5cdc23518d3dbc1795873418c3c6f1e8c393c9fe17a3dc9fcdf9b9607df3beeaddd926dea1a3

Download Submit