bea0714c016960dfa97069125eb49ed1c2517c050e9e0a723efe850254d16938

Analysis

max time kernel
134s
max time network
158s
platform
windows10-2004_x64
resource
win10v2004-20230703-en
resource tags

arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
submitted
15/08/2023, 13:21

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General

Target

Setting File/Operating Video/Ctrl Shift Wheelup Wheeldown Setting.mp4
Size

1.2MB
MD5

63dcc92710b98495e9cd2940103b5289
SHA1

9612c9251935e316af298b632c44bbb10f54fabc
SHA256

75bd83e912200676a7b522193fefef2e5f19ca7326ac22096927b54e10021b9e
SHA512

42f2bdcdf4a89214d275e3e6ccf1450e0b4f1a896e17a19956ba1d03427326d0d93612df0cd09d7d0f50b07a94de8a704d159d6134b8e6ad10ef0ea23a8f7869
SSDEEP

24576:7FnWTyyDZk7OPnD+/NimVDusF99ilGBMuR0YtQExh:7RWTXZkiPnq/jT99pM80RWh

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

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	2632	unregmp2.exe
Token: SeCreatePagefilePrivilege	2632	unregmp2.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1448 wrote to memory of 1752	1448	wmplayer.exe	81
PID 1448 wrote to memory of 1752	1448	wmplayer.exe	81
PID 1448 wrote to memory of 1752	1448	wmplayer.exe	81
PID 1448 wrote to memory of 4816	1448	wmplayer.exe	82
PID 1448 wrote to memory of 4816	1448	wmplayer.exe	82
PID 1448 wrote to memory of 4816	1448	wmplayer.exe	82
PID 4816 wrote to memory of 2632	4816	unregmp2.exe	83
PID 4816 wrote to memory of 2632	4816	unregmp2.exe	83

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\Setting File\Operating Video\Ctrl Shift Wheelup Wheeldown Setting.mp4"
1⤵
- Suspicious use of WriteProcessMemory
PID:1448
- 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\Setting File\Operating Video\Ctrl Shift Wheelup Wheeldown Setting.mp4"
  2⤵
  PID:1752
- C:\Windows\SysWOW64\unregmp2.exe
  "C:\Windows\System32\unregmp2.exe" /AsyncFirstLogon
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4816
- - C:\Windows\system32\unregmp2.exe
    "C:\Windows\SysNative\unregmp2.exe" /AsyncFirstLogon /REENTRANT
    3⤵
    - Enumerates connected drives
    - Suspicious use of AdjustPrivilegeToken
    PID:2632

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

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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

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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
5bad8d3776f06c6221e18361de096b33

SHA1
c5d98a7abf4d935141a0de169e59d09720d04d57

SHA256
ae08cc254888d31913a47bb5b2d18be14fd952fa0e3d24a317797fbdd164e10d

SHA512
d5cda86d8db555d453c86478a22d085e2fdd80bcaba3833a0a24f6023eeb2707e4929142eb349dc9647b8de0dcfe8c898a0444b7ef5e79dde32c2d1031302fb3

Download Submit