2a29407a012be17087edc4de06d1c4ae96f72ae52097aaa98bc2707d7d7624c7

Analysis

max time kernel
105s
max time network
117s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
17-04-2024 09:54

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General

Target

$INSTDIR$_8_/Data/amp_models/Fender Bassman - Tweed Champ.wav
Size

4KB
MD5

1ae37d5cb7fae2fe6a44d705903d1d68
SHA1

dd5509f7e623352aa5249c9ea5fef2ced9602de4
SHA256

396bc77761daac4fc368a1d0c23ab9307941b6f3ea03b2502617c868f15c2b86
SHA512

018d3e0a7c12bbf35a95db636327afb89ae891f47f74276f0ac03ab9b08b2f349185c97a78a015ee13dc0357f3ffa28063a4e81f970db76cd30076f63ffa9a36
SSDEEP

12:g25HJyj+KEBVOSKSuOtQjqzzsE1v6IwrTvaeq+30CdwHW2h05geiEirInmE6LZrh:z4+JBVOxSuhuse2yeq6ExS5PnmRLX

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

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	4936	unregmp2.exe
Token: SeCreatePagefilePrivilege	4936	unregmp2.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2320 wrote to memory of 2032	2320	wmplayer.exe	85
PID 2320 wrote to memory of 2032	2320	wmplayer.exe	85
PID 2320 wrote to memory of 2032	2320	wmplayer.exe	85
PID 2320 wrote to memory of 4128	2320	wmplayer.exe	86
PID 2320 wrote to memory of 4128	2320	wmplayer.exe	86
PID 2320 wrote to memory of 4128	2320	wmplayer.exe	86
PID 4128 wrote to memory of 4936	4128	unregmp2.exe	87
PID 4128 wrote to memory of 4936	4128	unregmp2.exe	87

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\$INSTDIR$_8_\Data\amp_models\Fender Bassman - Tweed Champ.wav"
1⤵
- Suspicious use of WriteProcessMemory
PID:2320
- C:\Program Files (x86)\Windows Media Player\setup_wm.exe
  "C:\Program Files (x86)\Windows Media Player\setup_wm.exe" /RunOnce:"C:\Program Files (x86)\Windows Media Player\wmplayer.exe" /Open "C:\Users\Admin\AppData\Local\Temp\$INSTDIR$_8_\Data\amp_models\Fender Bassman - Tweed Champ.wav"
  2⤵
  PID:2032
- C:\Windows\SysWOW64\unregmp2.exe
  "C:\Windows\System32\unregmp2.exe" /AsyncFirstLogon
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4128
- - C:\Windows\system32\unregmp2.exe
    "C:\Windows\SysNative\unregmp2.exe" /AsyncFirstLogon /REENTRANT
    3⤵
    - Enumerates connected drives
    - Suspicious use of AdjustPrivilegeToken
    PID:4936

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

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
6bc7c649b5aaffa86b0e733b53d8d0cd

SHA1
efdfb1a668be8cfe3790e8f843c550e18b994b13

SHA256
78195a078be5530f1066972828757aac4a2561ee25f6dcac79f128f160481d0f

SHA512
1c4aaae4945b50d28291655c0a8821387e19d1fa276a44d250c7a6a1fc694402f51b4687875c9552015cf519b5fd65b4a0670a8a524155814f9141cc8823fdf2

Download Submit