bea0714c016960dfa97069125eb49ed1c2517c050e9e0a723efe850254d16938

Analysis

max time kernel
141s
max time network
154s
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/Knob setting.mp4
Size

879KB
MD5

0788c710b079c54d0b10ef1835503ce1
SHA1

8497ee48f1faa80fc4f0ac2eeb6a1076c796bfca
SHA256

81991d424d2688f7e1faae0a213103f2690c3d9c43b9f9534536a21bb158da75
SHA512

a665387d02510ded35b58bdc01f0202946053fdb05a291cac760426e8fad1b02890329cce273380aa939551ff25dce92a1e290ac615545bf7f5ab9939b101d48
SSDEEP

24576:/39+Ye7PqvB9VLwhNGvIBuv1I/ZarP2cI6F:f0Y6Pq59p4NqfIk72cI6F

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

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	4580	unregmp2.exe
Token: SeCreatePagefilePrivilege	4580	unregmp2.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1996 wrote to memory of 2524	1996	wmplayer.exe	82
PID 1996 wrote to memory of 2524	1996	wmplayer.exe	82
PID 1996 wrote to memory of 2524	1996	wmplayer.exe	82
PID 1996 wrote to memory of 1656	1996	wmplayer.exe	83
PID 1996 wrote to memory of 1656	1996	wmplayer.exe	83
PID 1996 wrote to memory of 1656	1996	wmplayer.exe	83
PID 1656 wrote to memory of 4580	1656	unregmp2.exe	84
PID 1656 wrote to memory of 4580	1656	unregmp2.exe	84

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\Knob setting.mp4"
1⤵
- Suspicious use of WriteProcessMemory
PID:1996
- 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\Knob setting.mp4"
  2⤵
  PID:2524
- C:\Windows\SysWOW64\unregmp2.exe
  "C:\Windows\System32\unregmp2.exe" /AsyncFirstLogon
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1656
- - C:\Windows\system32\unregmp2.exe
    "C:\Windows\SysNative\unregmp2.exe" /AsyncFirstLogon /REENTRANT
    3⤵
    - Enumerates connected drives
    - Suspicious use of AdjustPrivilegeToken
    PID:4580

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
256KB

MD5
2936527c6171be1065c6012a3e8ffddd

SHA1
9273557d3cfc6987eac30802569e9d2579d7d4a4

SHA256
e341ab7fd265205d2477cb5234a6c3d35911d7ebb17139b585b55eb7def237e0

SHA512
a83203b4696232299c70ff0f7ae292964417b0636d278544fd252a41e6ab3b5c749e836d83d7b22bc52d56dc069bb8caa0ebf5634b32e3acae7afc87c1215e5d

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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

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

Filesize
1KB

MD5
b2fa124b4fdbfd53e7bb7610bc1b5839

SHA1
b1dd5c197337838478d941c108767804f21d56ce

SHA256
d6141099d60be10db87eef32415b98687da0b8fb8d8c42c72bb893c336de4cb1

SHA512
fb9fc164224a51cb63c9656a8340cd68cb778df1c83c478def35b9bced3cfb922b0c1fdff8bace5fc9c753b502334fad2a6abf02de074e1829f442cc79a7e098

Download Submit