7b0d261c89f581cf2681d89f957548594ac336758e385ace14c4f7019422ff96

Analysis

max time kernel
1779s
max time network
1492s
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)/Balloon Pop.wav
Size

210KB
MD5

e0911c6e0d69d11da1716fb2316b88a5
SHA1

436e3ff5cea9d52fa634cdeca48e6b99ed847c57
SHA256

106f2af56dcf7cfe7a24bf5c1473638fe5d7125bcd4fe644336e7cc6ccd3229b
SHA512

cc2569b8d73cd5b69a3b8761015bc5418ad232b9956c08f3906da96c0829b0e1346c60cb39d3cf4e74dfc1645e91a75b1f6d24e9d36431551bf371a0a6feaaf3
SSDEEP

6144:ZaNxYWOW/JvXfk98vgdgzf8hlJJSSGGe8aISaVYIqV43:AxkW9DYdgT8hhNaTsEO3

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

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	2072	unregmp2.exe
Token: SeCreatePagefilePrivilege	2072	unregmp2.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 4936 wrote to memory of 824	4936	wmplayer.exe	80
PID 4936 wrote to memory of 824	4936	wmplayer.exe	80
PID 4936 wrote to memory of 824	4936	wmplayer.exe	80
PID 4936 wrote to memory of 3944	4936	wmplayer.exe	81
PID 4936 wrote to memory of 3944	4936	wmplayer.exe	81
PID 4936 wrote to memory of 3944	4936	wmplayer.exe	81
PID 3944 wrote to memory of 2072	3944	unregmp2.exe	82
PID 3944 wrote to memory of 2072	3944	unregmp2.exe	82

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)\Balloon Pop.wav"
1⤵
- Suspicious use of WriteProcessMemory
PID:4936
- 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)\Balloon Pop.wav"
  2⤵
  PID:824
- C:\Windows\SysWOW64\unregmp2.exe
  "C:\Windows\System32\unregmp2.exe" /AsyncFirstLogon
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3944
- - C:\Windows\system32\unregmp2.exe
    "C:\Windows\SysNative\unregmp2.exe" /AsyncFirstLogon /REENTRANT
    3⤵
    - Enumerates connected drives
    - Suspicious use of AdjustPrivilegeToken
    PID:2072

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

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C:\Users\Admin\AppData\Local\Microsoft\Windows Media\12.0\WMSDKNS.XML.bak

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
853ddd319ec217954b1eed61034fde57

SHA1
057fc3c85cc56d31da44c51a79e10cb445c2c249

SHA256
c45c2cd0345e073aa425749361047b867ad1619908c84680d0e07c7eeb7a3e37

SHA512
49269bcc3dc78ae10896d0159d8c64f163220910894404a0a1dca0197bbd78f8389ec550f3b84679ca57152095b3608d2523e855091540d2f527cb3e4432d225

Download Submit