bea0714c016960dfa97069125eb49ed1c2517c050e9e0a723efe850254d16938

Analysis

max time kernel
141s
max time network
147s
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+C Ctrl+V Win+D.mp4
Size

5.3MB
MD5

25a2b451ee604df7aa7cb58d1fcccd59
SHA1

226bc0d3f19589727915f52d25112c5e66ae122f
SHA256

986d3b443d8f50788b039e9d41425c9a6a80fc949c554dbbf2cfdade01ea6379
SHA512

6ea92359ac3cc5a6e6f0c27df9e961976c87ff99f4b0adc98e10b5498955ee92c16073e387e6734614e1bdc6c6c242bf2063274aad5208f86165d48567c37ff9
SSDEEP

98304:EMCelEOLgix2qoC2eUEyYEUEYyY1dbfPhXYqA6j4B:EMtlhLgiMnEygyodb3D8B

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

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	2160	unregmp2.exe
Token: SeCreatePagefilePrivilege	2160	unregmp2.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 452 wrote to memory of 3948	452	wmplayer.exe	80
PID 452 wrote to memory of 3948	452	wmplayer.exe	80
PID 452 wrote to memory of 3948	452	wmplayer.exe	80
PID 452 wrote to memory of 4000	452	wmplayer.exe	81
PID 452 wrote to memory of 4000	452	wmplayer.exe	81
PID 452 wrote to memory of 4000	452	wmplayer.exe	81
PID 4000 wrote to memory of 2160	4000	unregmp2.exe	82
PID 4000 wrote to memory of 2160	4000	unregmp2.exe	82

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+C Ctrl+V Win+D.mp4"
1⤵
- Suspicious use of WriteProcessMemory
PID:452
- 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+C Ctrl+V Win+D.mp4"
  2⤵
  PID:3948
- C:\Windows\SysWOW64\unregmp2.exe
  "C:\Windows\System32\unregmp2.exe" /AsyncFirstLogon
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4000
- - C:\Windows\system32\unregmp2.exe
    "C:\Windows\SysNative\unregmp2.exe" /AsyncFirstLogon /REENTRANT
    3⤵
    - Enumerates connected drives
    - Suspicious use of AdjustPrivilegeToken
    PID:2160

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
0b93442bf5ebd8c289dad508959bcb32

SHA1
0cdca0f203d169bcb7ba296d5ff1168bb177d86c

SHA256
7986850976d555f6d41ab2c492c552e175d178a64857463cfa7a40d11072998a

SHA512
9ba1ec283ca5f16fa3f134c7f0ce8bf0ceb44af5d87b01e59b9ce6d692b1415ad7550b02fd5f5208eec32ca71e6b858092eab69837afe32bf62ad5762e3b0db9

Download Submit