1381fa3fc79389ad8e9c2f4acffda477c4b5c6e45a07fec9de523de30ee9efa8

Resubmissions

02/09/2024, 19:47

240902-yhtwnawbqm 8

02/09/2024, 19:44

02/09/2024, 16:42

02/09/2024, 04:27

02/09/2024, 04:25

02/09/2024, 04:23

02/09/2024, 04:20

24/08/2024, 02:54

Analysis

max time kernel
1772s
max time network
1141s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
02/09/2024, 04:23

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General

Target

sticking-out-your-gyatt-for-the-rizzler.mp3
Size

175KB
MD5

27b535b4401ff51e152ef5f6fdaa2b5c
SHA1

eec3bba56eae9ff73d527c3638f3515d1c60da9b
SHA256

1381fa3fc79389ad8e9c2f4acffda477c4b5c6e45a07fec9de523de30ee9efa8
SHA512

9e322aef6c0c41f16fd0e101b89766032240570addba1a3be77b48207bc60c50a9ec3fbe82da9925d8d878ef111b625e629c05ee3dc23e30df10f8c523c8515e
SSDEEP

3072:nU/Sk+yOMHjhLbJdTJ/ffFFxEuy1hqFXNQlPgoTzS+GpQE4pCUW4hkFTMRsHeV8L:nUK1yTdLbJrXPxEuy1jFJkpaxBV6

Score

6^/10

discovery

Malware Config

Signatures

Drops desktop.ini file(s) 7 IoCs

description	ioc	Process
File opened for modification	C:\Users\Public\Pictures\desktop.ini	wmplayer.exe
File opened for modification	C:\Users\Admin\Music\desktop.ini	wmplayer.exe
File opened for modification	C:\Users\Public\desktop.ini	wmplayer.exe
File opened for modification	C:\Users\Public\Music\desktop.ini	wmplayer.exe
File opened for modification	C:\Users\Admin\Videos\desktop.ini	wmplayer.exe
File opened for modification	C:\Users\Public\Videos\desktop.ini	wmplayer.exe
File opened for modification	C:\Users\Admin\Pictures\desktop.ini	wmplayer.exe

Enumerates connected drives 3 TTPs 46 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)	\??\H:	wmplayer.exe
File opened (read-only)	\??\M:	wmplayer.exe
File opened (read-only)	\??\O:	wmplayer.exe
File opened (read-only)	\??\Z:	wmplayer.exe
File opened (read-only)	\??\E:	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)	\??\O:	unregmp2.exe
File opened (read-only)	\??\P:	unregmp2.exe
File opened (read-only)	\??\E:	wmplayer.exe
File opened (read-only)	\??\I:	wmplayer.exe
File opened (read-only)	\??\U:	wmplayer.exe
File opened (read-only)	\??\R:	unregmp2.exe
File opened (read-only)	\??\V:	unregmp2.exe
File opened (read-only)	\??\Z:	unregmp2.exe
File opened (read-only)	\??\X:	unregmp2.exe
File opened (read-only)	\??\B:	wmplayer.exe
File opened (read-only)	\??\K:	wmplayer.exe
File opened (read-only)	\??\R:	wmplayer.exe
File opened (read-only)	\??\T:	wmplayer.exe
File opened (read-only)	\??\G:	unregmp2.exe
File opened (read-only)	\??\A:	wmplayer.exe
File opened (read-only)	\??\L:	wmplayer.exe
File opened (read-only)	\??\P:	wmplayer.exe
File opened (read-only)	\??\A:	unregmp2.exe
File opened (read-only)	\??\M:	unregmp2.exe
File opened (read-only)	\??\U:	unregmp2.exe
File opened (read-only)	\??\W:	unregmp2.exe
File opened (read-only)	\??\S:	wmplayer.exe
File opened (read-only)	\??\B:	unregmp2.exe
File opened (read-only)	\??\N:	unregmp2.exe
File opened (read-only)	\??\Q:	unregmp2.exe
File opened (read-only)	\??\S:	unregmp2.exe
File opened (read-only)	\??\Y:	unregmp2.exe
File opened (read-only)	\??\G:	wmplayer.exe
File opened (read-only)	\??\Q:	wmplayer.exe
File opened (read-only)	\??\W:	wmplayer.exe
File opened (read-only)	\??\Y:	wmplayer.exe
File opened (read-only)	\??\J:	unregmp2.exe
File opened (read-only)	\??\K:	unregmp2.exe
File opened (read-only)	\??\T:	unregmp2.exe
File opened (read-only)	\??\J:	wmplayer.exe
File opened (read-only)	\??\N:	wmplayer.exe
File opened (read-only)	\??\V:	wmplayer.exe
File opened (read-only)	\??\X:	wmplayer.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\ServiceProfiles\LocalService\AppData\Roaming\Microsoft\UPnP Device Host\upnphost\udhisapi.dll	svchost.exe
File opened for modification	C:\Windows\ServiceProfiles\LocalService\AppData\Roaming\Microsoft\UPnP Device Host\upnphost\udhisapi.dll	svchost.exe

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	wmplayer.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	unregmp2.exe

Modifies registry class 3 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppModel\Deployment\Package\*\S-1-5-21-2392887640-1187051047-2909758433-1000\{EEB5DF0C-43E4-433D-A153-D93A8B1D6F8D}	wmplayer.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\MIME\Database\Content Type\application/x-wmplayer	wmplayer.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\MIME\Database\Content Type\application/x-wmplayer\CLSID = "{cd3afa96-b84f-48f0-9393-7edc34128127}"	wmplayer.exe

Suspicious use of AdjustPrivilegeToken 8 IoCs

description	pid	Process
Token: SeShutdownPrivilege	1880	wmplayer.exe
Token: SeCreatePagefilePrivilege	1880	wmplayer.exe
Token: SeShutdownPrivilege	3412	unregmp2.exe
Token: SeCreatePagefilePrivilege	3412	unregmp2.exe
Token: 33	4792	AUDIODG.EXE
Token: SeIncBasePriorityPrivilege	4792	AUDIODG.EXE
Token: SeShutdownPrivilege	1880	wmplayer.exe
Token: SeCreatePagefilePrivilege	1880	wmplayer.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1880	wmplayer.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 1880 wrote to memory of 212	1880	wmplayer.exe	85
PID 1880 wrote to memory of 212	1880	wmplayer.exe	85
PID 1880 wrote to memory of 212	1880	wmplayer.exe	85
PID 212 wrote to memory of 3412	212	unregmp2.exe	86
PID 212 wrote to memory of 3412	212	unregmp2.exe	86

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\sticking-out-your-gyatt-for-the-rizzler.mp3"
1⤵
- Drops desktop.ini file(s)
- Enumerates connected drives
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:1880
- C:\Windows\SysWOW64\unregmp2.exe
  "C:\Windows\System32\unregmp2.exe" /AsyncFirstLogon
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:212
- - C:\Windows\system32\unregmp2.exe
    "C:\Windows\SysNative\unregmp2.exe" /AsyncFirstLogon /REENTRANT
    3⤵
    - Enumerates connected drives
    - Suspicious use of AdjustPrivilegeToken
    PID:3412

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation -p -s upnphost
1⤵
- Drops file in Windows directory
PID:1656

C:\Windows\system32\AUDIODG.EXE
C:\Windows\system32\AUDIODG.EXE 0x2c8 0x300
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:4792

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

System Location Discovery

T1614

System Language Discovery

T1614.001

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
adbd8353954edbe5e0620c5bdcad4363

SHA1
aeb5c03e8c1b8bc5d55683ea113e6ce1be7ac6e6

SHA256
64eff10c4e866930d32d4d82cc88ec0e6f851ac49164122cae1b27eb3c9d9d55

SHA512
87bf4a2dc4dd5c833d96f3f5cb0b607796414ffee36d5c167a75644bcbb02ab5159aa4aa093ed43abe290481abc01944885c68b1755d9b2c4c583fcccd041fd2

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Media Player\CurrentDatabase_400.wmdb

Filesize
1024KB

MD5
f5b0b95f12fc87d920bf86e1a287ea89

SHA1
a972dce01cf6ee0f4383a65d36502b569813c784

SHA256
c7fb9f539e7ecca89b73f6dc710f5676b13f717d5e6c555e7f50a2dcc4a6d2fe

SHA512
6e779255a38000a89d6a79853c9c030ad11d3c84c0fabb882e9d8235e9d8d8bcf7a3ea277a6e281d96e7393d676a4225a57e9a29e641684d00ef62f280a63dd3

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Media Player\LocalMLS_3.wmdb

Filesize
68KB

MD5
3dff608062c893a3be8e75d33425b470

SHA1
18188bb35964dd7eaaa2bf436ad22cf7d010bcc4

SHA256
779c0aafeaaa97f67cf610e37839ae0bc1ef625e88f98e828301ad06ff3d87ce

SHA512
5f4a9996ba3fd05a14e6f8f25b7137cc7522071f54761523ad0ac778cea7c34ec38d60c14fc3f0e9737769c59a21568da612ad652d55b926a7cdca9f0c0ba73f

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows Media\12.0\WMSDKNS.DTD

Filesize
498B

MD5
90be2701c8112bebc6bd58a7de19846e

SHA1
a95be407036982392e2e684fb9ff6602ecad6f1e

SHA256
644fbcdc20086e16d57f31c5bad98be68d02b1c061938d2f5f91cbe88c871fbf

SHA512
d618b473b68b48d746c912ac5fc06c73b047bd35a44a6efc7a859fe1162d68015cf69da41a5db504dcbc4928e360c095b32a3b7792fcc6a38072e1ebd12e7cbe

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
bf52b4c1665d62bd8b6ad579f812891c

SHA1
e62240000a8ad5b87ea88e387658b6c3709a32e1

SHA256
707bb12baacb9596bff9c357b7005ee06f6e414ad73226aff22dc1486f42e5b6

SHA512
e24a46b745ddc2855f936e766713a000179db3e4342babd6ec732544d7d113d1e662188bab9739ffcd9e9802bb58aa243f8345d1b7551b8023db95ed9a6e52e2

Download Submit
memory/1880-32-0x0000000004780000-0x0000000004790000-memory.dmp

Filesize
64KB

Download
memory/1880-31-0x0000000004780000-0x0000000004790000-memory.dmp

Filesize
64KB

Download
memory/1880-36-0x0000000004780000-0x0000000004790000-memory.dmp

Filesize
64KB

Download
memory/1880-35-0x0000000004780000-0x0000000004790000-memory.dmp

Filesize
64KB

Download
memory/1880-33-0x0000000004780000-0x0000000004790000-memory.dmp

Filesize
64KB

Download
memory/1880-34-0x0000000004780000-0x0000000004790000-memory.dmp

Filesize
64KB

Download
memory/1880-51-0x0000000004DB0000-0x0000000004DC0000-memory.dmp

Filesize
64KB

Download