ac0f683632e27a7ea2f6ee14c27e76073881842ed81cc6b961ac1f274515360a

Analysis

max time kernel
142s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20230703-en
resource tags

arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
submitted
10/07/2023, 23:17

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General

Target

Sploot/Sploot/Sploot/audio/smack.mp3
Size

3KB
MD5

f792e0215ff793cbb966586686898041
SHA1

e58e769836b7d03c077f53951ea71080fface925
SHA256

dc9b5750ac1b8892930e43d77f736602146f0b7b080219054fc0ff23b2bd2676
SHA512

8b9311d556bc14752a5353e68deff468aa4a13dc3ca1a251a8cd93c19d9a3b1b01a79e231a605d08edaaa342938a3b61aeaba6716f59747663cf1a3ee2321773

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

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	1636	unregmp2.exe
Token: SeCreatePagefilePrivilege	1636	unregmp2.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 4156 wrote to memory of 1836	4156	wmplayer.exe	85
PID 4156 wrote to memory of 1836	4156	wmplayer.exe	85
PID 4156 wrote to memory of 1836	4156	wmplayer.exe	85
PID 4156 wrote to memory of 1988	4156	wmplayer.exe	86
PID 4156 wrote to memory of 1988	4156	wmplayer.exe	86
PID 4156 wrote to memory of 1988	4156	wmplayer.exe	86
PID 1988 wrote to memory of 1636	1988	unregmp2.exe	87
PID 1988 wrote to memory of 1636	1988	unregmp2.exe	87

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\Sploot\Sploot\Sploot\audio\smack.mp3"
1⤵
- Suspicious use of WriteProcessMemory
PID:4156
- 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\Sploot\Sploot\Sploot\audio\smack.mp3"
  2⤵
  PID:1836
- C:\Windows\SysWOW64\unregmp2.exe
  "C:\Windows\System32\unregmp2.exe" /AsyncFirstLogon
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1988
- - C:\Windows\system32\unregmp2.exe
    "C:\Windows\SysNative\unregmp2.exe" /AsyncFirstLogon /REENTRANT
    3⤵
    - Enumerates connected drives
    - Suspicious use of AdjustPrivilegeToken
    PID:1636

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
256KB

MD5
41e020ee798eceb4ac90cba2142a7a1b

SHA1
714ffdf4ddc441ae72c3fb2e4548a8219ad06fb8

SHA256
60968b6f285adc7f7347c43815c17a27a383807366f91212b81b17cac20131a8

SHA512
29d22703589df058c7f3509ce58f8e2f8fdf1fc2077e0622a796e4f9c17e563994e3cce83d74b5d58d79ae5b335a1e114c86ca7fe149bab10c3656c0acb0ae76

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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
00ff9b1f8fe11e4070186c0b789defd7

SHA1
c2293fb596ebecc2fbaac6cbdb5b39bb2775e413

SHA256
78f5531e04007dde62692b71c22e6f15f9238eb5ef8fdcca0869b6b5d9567824

SHA512
dcccb65f61f1e4a721f0d31e8d2ea56ec9f7706e977f13d0f08e29966237ecadbac694bfb1ff8df89232bbbdb45a151d74fbebbc0252c172109ffa74dd948be4

Download Submit