37b533a715bd962424dd394cd17b2ecdb74bb08d5c2a629b27ecfd25b586cffa

Analysis

max time kernel
71s
max time network
118s
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

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General

Target

hra/LLL_Mantis_Data/StreamingAssets/Blender.wav
Size

812KB
MD5

da9b18fcb319eeab0835b29a5ad27065
SHA1

cab6723907680a9998e42061904275d02e5ed001
SHA256

d872d3c94aef426154e2e61b8c6fc0c666d5a36aa49ef63b822fef47ae204f42
SHA512

9c41792e48ea19fbf01a286d25759a92bcbbf98c71f8d8bb26815f6fc87bd1a23f29b3ae928aa8bdebbf30bae00704cca0a72a35ea2906db36cca79c75e0765c
SSDEEP

24576:haIA/pQZiXEqWT1pJvvT9ei0U2HCIFkUaL:hBZiEj7lT9ei2HCS+

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

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	4796	unregmp2.exe
Token: SeCreatePagefilePrivilege	4796	unregmp2.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1840 wrote to memory of 232	1840	wmplayer.exe	83
PID 1840 wrote to memory of 232	1840	wmplayer.exe	83
PID 1840 wrote to memory of 232	1840	wmplayer.exe	83
PID 1840 wrote to memory of 320	1840	wmplayer.exe	84
PID 1840 wrote to memory of 320	1840	wmplayer.exe	84
PID 1840 wrote to memory of 320	1840	wmplayer.exe	84
PID 320 wrote to memory of 4796	320	unregmp2.exe	85
PID 320 wrote to memory of 4796	320	unregmp2.exe	85

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\Blender.wav"
1⤵
- Suspicious use of WriteProcessMemory
PID:1840
- 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\Blender.wav"
  2⤵
  PID:232
- C:\Windows\SysWOW64\unregmp2.exe
  "C:\Windows\System32\unregmp2.exe" /AsyncFirstLogon
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:320
- - C:\Windows\system32\unregmp2.exe
    "C:\Windows\SysNative\unregmp2.exe" /AsyncFirstLogon /REENTRANT
    3⤵
    - Enumerates connected drives
    - Suspicious use of AdjustPrivilegeToken
    PID:4796

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
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
a1192aa1a4e26e65cdbb4a188f882b2f

SHA1
90abdc17d99c81768c2f313277ff4dada82d26a5

SHA256
a529ba40ea689ef071f5e6d174570eb13bde9a7ecca98fa43abadd6d661c3a1c

SHA512
f0b930e4632f37d5887c2626717f756e5d88525c94c7789221457de46f5b955063071a3e9df2482501217ee22e545f74705f5b00388d02ad1d7d3731a903a632

Download Submit