7b0d261c89f581cf2681d89f957548594ac336758e385ace14c4f7019422ff96

Analysis

max time kernel
1374s
max time network
1164s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
23/05/2024, 05:09

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General

Target

Goofy Sounds Sample Pack (200+ Sounds Version)/Airplane Crash.wav
Size

2.2MB
MD5

c6211735458c7a49c0e5026454b82cb3
SHA1

31e5d21e5e3bee99eb4798532fbac3deea6e890d
SHA256

72344df751a0eecc0ba2a7414c8853318fc184114b8c1a01c809b1e27096aa14
SHA512

2bfb1564dd6ed8999737a47650e64d34082d4973c46bdc4c8f28b7d7625d8be04d4e4fb7006c0fcae2272e1f9f31d11d25c3bac1d2eb5c7924e3f18b78d62266
SSDEEP

49152:zS3LoPor7zzu1+yIdMSuX9WGKJux//LwsvCYZZsVN5BgN69bmlgyB+S2Px6F72UA:zS8Por/2JIdMSuXIGKJC//LwsvCYzeNR

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)	\??\S:	unregmp2.exe
File opened (read-only)	\??\T:	unregmp2.exe
File opened (read-only)	\??\I:	unregmp2.exe
File opened (read-only)	\??\K:	unregmp2.exe
File opened (read-only)	\??\L:	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)	\??\B:	unregmp2.exe
File opened (read-only)	\??\J:	unregmp2.exe
File opened (read-only)	\??\M:	unregmp2.exe
File opened (read-only)	\??\N:	unregmp2.exe
File opened (read-only)	\??\P:	unregmp2.exe
File opened (read-only)	\??\V:	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)	\??\E:	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)	\??\Y:	unregmp2.exe
File opened (read-only)	\??\Z:	unregmp2.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3940	unregmp2.exe
Token: SeCreatePagefilePrivilege	3940	unregmp2.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 3972 wrote to memory of 4244	3972	wmplayer.exe	84
PID 3972 wrote to memory of 4244	3972	wmplayer.exe	84
PID 3972 wrote to memory of 4244	3972	wmplayer.exe	84
PID 3972 wrote to memory of 1692	3972	wmplayer.exe	85
PID 3972 wrote to memory of 1692	3972	wmplayer.exe	85
PID 3972 wrote to memory of 1692	3972	wmplayer.exe	85
PID 1692 wrote to memory of 3940	1692	unregmp2.exe	86
PID 1692 wrote to memory of 3940	1692	unregmp2.exe	86

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\Goofy Sounds Sample Pack (200+ Sounds Version)\Airplane Crash.wav"
1⤵
- Suspicious use of WriteProcessMemory
PID:3972
- 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\Goofy Sounds Sample Pack (200+ Sounds Version)\Airplane Crash.wav"
  2⤵
  PID:4244
- C:\Windows\SysWOW64\unregmp2.exe
  "C:\Windows\System32\unregmp2.exe" /AsyncFirstLogon
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1692
- - C:\Windows\system32\unregmp2.exe
    "C:\Windows\SysNative\unregmp2.exe" /AsyncFirstLogon /REENTRANT
    3⤵
    - Enumerates connected drives
    - Suspicious use of AdjustPrivilegeToken
    PID:3940

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
987a07b978cfe12e4ce45e513ef86619

SHA1
22eec9a9b2e83ad33bedc59e3205f86590b7d40c

SHA256
f1a4a978ce1c4731df1594043135cf58d084fdf129dd1c8e4507c9e06eac5ea8

SHA512
39b86540e4d35c84609ef66537b5aa02058e3d4293f902127c7d4eac8ffc65920cb5c69a77552fc085687eed66e38367f83c177046d0ecb8e6d135463cc142aa

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
21d495253dde6e5ef3622532a856a026

SHA1
f5dd73252d5aabfd491843ff46f8b8eea564774d

SHA256
b4e21417528cfe3e394b78b6e5774680297f1258b78dcf47c53fc767d73db0ee

SHA512
3e3bcd9e3995cb4457deddfb45fc7d1d29f72f814cf4ccd1f156077107491211a4a6a24b6b11245719ceec99be3de2ac6e03348b7ff74af4b0c45ec503282ca6

Download Submit