ac0f683632e27a7ea2f6ee14c27e76073881842ed81cc6b961ac1f274515360a

Analysis

max time kernel
141s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20230703-en
resource tags

arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
submitted
10/07/2023, 23:17

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

Sploot/Sploot/Sploot/audio/squish.mp3
Size

10KB
MD5

4fc993bc50aed6983b32a32edcba00c2
SHA1

67fdef546ddcad71c0cdd6320e7b2dc6a19b0a8f
SHA256

9350b30eb1bd8c0b479918cc8a162dd66665cf3015faf044fa1607e51d752a90
SHA512

578237669e47a2be735e045a00d10e5d380ec07c6204e908e616762faa2da48cc20eef8cfc189618e0e93ce719c8d73954cb3ba2b3a5784af92766b0e94b6c9d
SSDEEP

192:3jN6i3NDOLeB8cvCO3oa/rCV3jB/CRKlRcUpDKzNCPWuJtsw8Tm:zwi35OL6xvDTUB/CmHQz9q8Tm

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

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	4192	unregmp2.exe
Token: SeCreatePagefilePrivilege	4192	unregmp2.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2256 wrote to memory of 3772	2256	wmplayer.exe	85
PID 2256 wrote to memory of 3772	2256	wmplayer.exe	85
PID 2256 wrote to memory of 3772	2256	wmplayer.exe	85
PID 2256 wrote to memory of 4432	2256	wmplayer.exe	86
PID 2256 wrote to memory of 4432	2256	wmplayer.exe	86
PID 2256 wrote to memory of 4432	2256	wmplayer.exe	86
PID 4432 wrote to memory of 4192	4432	unregmp2.exe	87
PID 4432 wrote to memory of 4192	4432	unregmp2.exe	87

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\Sploot\Sploot\Sploot\audio\squish.mp3"
1⤵
- Suspicious use of WriteProcessMemory
PID:2256
- 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\Sploot\Sploot\Sploot\audio\squish.mp3"
  2⤵
  PID:3772
- C:\Windows\SysWOW64\unregmp2.exe
  "C:\Windows\System32\unregmp2.exe" /AsyncFirstLogon
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4432
- - C:\Windows\system32\unregmp2.exe
    "C:\Windows\SysNative\unregmp2.exe" /AsyncFirstLogon /REENTRANT
    3⤵
    - Enumerates connected drives
    - Suspicious use of AdjustPrivilegeToken
    PID:4192

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

Loading Replay Monitor...

Downloads

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

Filesize
64KB

MD5
fc240c081ec382df4b74d591d7d37a45

SHA1
396e9d8accb2ff8b32e6c3957808cb87d23ad47c

SHA256
8cfeb277627a0fc9f2596c83dc37f9a3d8871293cd88dadd08f32098bf936038

SHA512
d8f83773c330b88b43f9ebc6220aa98368854e44a75b73a8575e7171f6c32e784d404e5a2e2e7787d3c71c0cfecdbb983631b639d9fee879b374d498d2ef0ab7

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

Filesize
9KB

MD5
7050d5ae8acfbe560fa11073fef8185d

SHA1
5bc38e77ff06785fe0aec5a345c4ccd15752560e

SHA256
cb87767c4a384c24e4a0f88455f59101b1ae7b4fb8de8a5adb4136c5f7ee545b

SHA512
a7a295ac8921bb3dde58d4bcde9372ed59def61d4b7699057274960fa8c1d1a1daff834a93f7a0698e9e5c16db43af05e9fd2d6d7c9232f7d26ffcff5fc5900b

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

Filesize
1KB

MD5
4ee2083d7e63f13639133da05ee8c0a9

SHA1
f569bb9800bfa0690182ac6d7a6c949825d6c79a

SHA256
17537bb590a72b7d618d7d785b01c3c33d56e073eefcfe0bc9693f6ee7e53b97

SHA512
530bcfeab74a7938c1cf961a5952f94b0716ee8d8257f02caadb992bab4ea2d1025066092d5961a2e07e4605453bc82f95890d0219d9c2db190546a938bdecf1

Download Submit