f0e3ddbaeed5ed959feeb230fdbbfd760408ee9d8ec51fb0a7aa18b88fbeb335

Analysis

max time kernel
146s
max time network
150s
platform
windows11-21h2_x64
resource
win11-20240508-en
resource tags

arch:x64arch:x86image:win11-20240508-enlocale:en-usos:windows11-21h2-x64system
submitted
31/05/2024, 01:03

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

00001_V3.82_18.25.39-websample-singel.wav
Size

3KB
MD5

4f18ad8f99b295ea01b48745823818b2
SHA1

219b1baf07319bf7447d5341f1e674fa4a85b60d
SHA256

c11643df08d2dcf2742cfe1d51b92cd43f2e07cf06ce3d0da64291a783b07b3b
SHA512

4c973edd35ecfc737d7c7559af5fa84fc7bb0f21744b792dae3b730ed8987eae4159a8fb967376760d9447883f75e06313f05c4abceafc85a808479d5f036506

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

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3560	unregmp2.exe
Token: SeCreatePagefilePrivilege	3560	unregmp2.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 3020 wrote to memory of 3448	3020	wmplayer.exe	79
PID 3020 wrote to memory of 3448	3020	wmplayer.exe	79
PID 3020 wrote to memory of 3448	3020	wmplayer.exe	79
PID 3020 wrote to memory of 1640	3020	wmplayer.exe	80
PID 3020 wrote to memory of 1640	3020	wmplayer.exe	80
PID 3020 wrote to memory of 1640	3020	wmplayer.exe	80
PID 1640 wrote to memory of 3560	1640	unregmp2.exe	81
PID 1640 wrote to memory of 3560	1640	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\00001_V3.82_18.25.39-websample-singel.wav"
1⤵
- Suspicious use of WriteProcessMemory
PID:3020
- 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\00001_V3.82_18.25.39-websample-singel.wav"
  2⤵
  PID:3448
- C:\Windows\SysWOW64\unregmp2.exe
  "C:\Windows\System32\unregmp2.exe" /AsyncFirstLogon
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1640
- - C:\Windows\system32\unregmp2.exe
    "C:\Windows\SysNative\unregmp2.exe" /AsyncFirstLogon /REENTRANT
    3⤵
    - Enumerates connected drives
    - Suspicious use of AdjustPrivilegeToken
    PID:3560

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

Loading Replay Monitor...

Downloads

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

Filesize
384KB

MD5
06a09c02e2d203b3caa0c075e687a0c4

SHA1
8d59caa9db8f11e93774fb19392e2192b98dcefb

SHA256
78c6ce168b5c5dcf30951aafdb973ba3cffdeee05ef414f762283f5f19e3e9ef

SHA512
6810c8af4a8db23baab88f3d46af936cb70feaae6637caff20e170c29791d3279d691e0d7e00fea796762f5dc4ca600bf9fdf2c9568367cf2f5cb25c36ed687b

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
d7c3d4fbf917451b36c3be11ff56b3b8

SHA1
3f54b40fc0a8ac13b59af4dde3c38282668d6826

SHA256
4c693ee15c4af19654fe9f12dd433cfd6947a3e09285d71db2cc5d1cbc5fcc0b

SHA512
63a2430839cac60d8c61e8558653ce4d296db13140945c4ca9df7cb609b40e962708eff75ae4c800ae4c89a61c6492512792aa43b816125d0ee41ab0e9c28682

Download Submit