37b533a715bd962424dd394cd17b2ecdb74bb08d5c2a629b27ecfd25b586cffa

Analysis

max time kernel
116s
max time network
182s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
31-03-2023 18:52

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

hra/LLL_Mantis_Data/StreamingAssets/ARK.wav
Size

504KB
MD5

3dbaacfc8689d4f7f1c4c44e121f006b
SHA1

727faf72f36f25190af7a88b5777b71c9caa99c5
SHA256

39a12909e489068c4d0e508e527b270f467ef56fc340f5b933a376b2f25b1a9b
SHA512

6424304f91891e81bc11955a3970bf916ca91ed2c58eac7229dde6f032eeb474cced1080e04505df1476c87f0e017f4d7c6d843d3e95e95f3eeb0a6f7f32dd03
SSDEEP

12288:1rGs/6FSOVay92m2dpPZfT7TtimicobOh:1rNOayb2ens

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

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	212	unregmp2.exe
Token: SeCreatePagefilePrivilege	212	unregmp2.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1596 wrote to memory of 2580	1596	wmplayer.exe	85
PID 1596 wrote to memory of 2580	1596	wmplayer.exe	85
PID 1596 wrote to memory of 2580	1596	wmplayer.exe	85
PID 1596 wrote to memory of 3720	1596	wmplayer.exe	86
PID 1596 wrote to memory of 3720	1596	wmplayer.exe	86
PID 1596 wrote to memory of 3720	1596	wmplayer.exe	86
PID 3720 wrote to memory of 212	3720	unregmp2.exe	87
PID 3720 wrote to memory of 212	3720	unregmp2.exe	87

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\hra\LLL_Mantis_Data\StreamingAssets\ARK.wav"
1⤵
- Suspicious use of WriteProcessMemory
PID:1596
- 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\hra\LLL_Mantis_Data\StreamingAssets\ARK.wav"
  2⤵
  PID:2580
- C:\Windows\SysWOW64\unregmp2.exe
  "C:\Windows\System32\unregmp2.exe" /AsyncFirstLogon
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3720
- - C:\Windows\system32\unregmp2.exe
    "C:\Windows\SysNative\unregmp2.exe" /AsyncFirstLogon /REENTRANT
    3⤵
    - Enumerates connected drives
    - Suspicious use of AdjustPrivilegeToken
    PID:212

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

Filesize
9KB

MD5
7050d5ae8acfbe560fa11073fef8185d

SHA1
5bc38e77ff06785fe0aec5a345c4ccd15752560e

SHA256
cb87767c4a384c24e4a0f88455f59101b1ae7b4fb8de8a5adb4136c5f7ee545b

SHA512
a7a295ac8921bb3dde58d4bcde9372ed59def61d4b7699057274960fa8c1d1a1daff834a93f7a0698e9e5c16db43af05e9fd2d6d7c9232f7d26ffcff5fc5900b

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

Filesize
1KB

MD5
e99fe2aae2f3ebd846be226da5f84291

SHA1
69cb8af3c5061dd820677f9a224c89ee905a0b94

SHA256
b5cfb2d2e0a32b7c10fbf682099a60dec1767c6bf8713a8d23c96d23af370b4e

SHA512
cf4dfe0c57d591e30877c7e1b382edc1b41870d01a17a457a7f31e33d938b0bc3dafef56c45a5f9de771a6403fa1f25eddfd6315bf986137c0512bc93801dfd2

Download Submit