981eeb419fd3ac1a7701cebe39149c89c8ba22a389936e93b3984d9640fdfad8

Analysis

max time kernel
132s
max time network
161s
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

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

art/sound/engine/0BE1F1A5405C187702AEE893B40ABF5F/EXH_1380_P.wav
Size

191KB
MD5

b22915e6396505318a55db70fb19cbce
SHA1

77ced790ce77c84447e723349d41d025ab8d7080
SHA256

aa4f5fcea947ba994a39a985fcff55f6aa12af83810638c2f392087892f20578
SHA512

245ce9ca44814776c3698a6331f757394ead67fa155ebdb9eccb8f595997bf09abc85eba3ca8a4d4193a75e8c84074e8d0f85c72326462ade6a886f255b718de
SSDEEP

3072:kilh8cJHLsvGhhY7NvOaztyZK6gXNciJ6tf9+J4nAu/AHykfftDEeg6:ki0OMF1yEa+J4nlALftD

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

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	2172	unregmp2.exe
Token: SeCreatePagefilePrivilege	2172	unregmp2.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 948 wrote to memory of 1356	948	wmplayer.exe	89
PID 948 wrote to memory of 1356	948	wmplayer.exe	89
PID 948 wrote to memory of 1356	948	wmplayer.exe	89
PID 948 wrote to memory of 464	948	wmplayer.exe	90
PID 948 wrote to memory of 464	948	wmplayer.exe	90
PID 948 wrote to memory of 464	948	wmplayer.exe	90
PID 464 wrote to memory of 2172	464	unregmp2.exe	91
PID 464 wrote to memory of 2172	464	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_1380_P.wav"
1⤵
- Suspicious use of WriteProcessMemory
PID:948
- 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_1380_P.wav"
  2⤵
  PID:1356
- C:\Windows\SysWOW64\unregmp2.exe
  "C:\Windows\System32\unregmp2.exe" /AsyncFirstLogon
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:464
- - C:\Windows\system32\unregmp2.exe
    "C:\Windows\SysNative\unregmp2.exe" /AsyncFirstLogon /REENTRANT
    3⤵
    - Enumerates connected drives
    - Suspicious use of AdjustPrivilegeToken
    PID:2172

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
640KB

MD5
02456f43148dc0315e31c155dfd64abe

SHA1
8495054c7fd6e8596a7d6820617ed23f8fcc694d

SHA256
daff2876a07b7d46188abfa594264039eacfc3f514e34ea806c81a3859a43823

SHA512
ec1a9e56b958c639ad7be6d6af5e9fb401a955aa05cc0d7deafb1872d13df221d1fbabcb36579d944a07db07df84a2236ef3d29379880f710322084c0b484d76

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
85e3fd6e37595e2f47828cac011ab53c

SHA1
6f23d0091503aeb9a8ce11a17f75d329b1897160

SHA256
32bb65f1ef07a42b758bb3994d689b72f9bad16ed66de2e0ccc6f103a02621d4

SHA512
00b3cb48a4c1ab25d9ded41fbcf817dcc47b84eac7e4d2cfa20e77ee89b565d743bf8ced8c8a9848c9aaee98a16f764c2b450b69857d3f29c6166d4131879809

Download Submit