9075e4df4808d4d544552dc5f71e540ee1d60a8b90255f005668ceca964481fc

Analysis

max time kernel
20s
max time network
9s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
08-08-2024 14:11

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General

Target

964296702-1-16.mp4
Size

6.0MB
MD5

1f6f9f5eb918fa962287f32e92ecebaf
SHA1

8822c8642d458ed119f94651945bfa66210cda18
SHA256

b1b88e0ef12b8e773ae69045fecc0e38c9f886ef3c9658f6b6c3a9046c04d8d8
SHA512

10a65cc980b5c1b1f890a4c12a65061b656cc48c3c28cc9bc0c1947edc98b29872438ca738855d8931141685ef95a190ae64e9a9bc6cc1f00e3432febf480c70
SSDEEP

98304:plAog9kGBs7smQFD9sqWxILnjZH/hcQF/WakD/QghzIVjW3LFNCOTVrTdmldZrqr:3JgfXrFCqQQnFWQFluIKNCePEzkaV+

Score

6^/10

discovery

Malware Config

Signatures

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)	\??\B:	unregmp2.exe
File opened (read-only)	\??\R:	unregmp2.exe
File opened (read-only)	\??\B:	wmplayer.exe
File opened (read-only)	\??\H:	wmplayer.exe
File opened (read-only)	\??\I:	wmplayer.exe
File opened (read-only)	\??\R:	wmplayer.exe
File opened (read-only)	\??\U:	wmplayer.exe
File opened (read-only)	\??\V:	wmplayer.exe
File opened (read-only)	\??\S:	unregmp2.exe
File opened (read-only)	\??\L:	unregmp2.exe
File opened (read-only)	\??\W:	unregmp2.exe
File opened (read-only)	\??\Y:	unregmp2.exe
File opened (read-only)	\??\W:	wmplayer.exe
File opened (read-only)	\??\G:	unregmp2.exe
File opened (read-only)	\??\M:	unregmp2.exe
File opened (read-only)	\??\U:	unregmp2.exe
File opened (read-only)	\??\G:	wmplayer.exe
File opened (read-only)	\??\Q:	wmplayer.exe
File opened (read-only)	\??\J:	unregmp2.exe
File opened (read-only)	\??\V:	unregmp2.exe
File opened (read-only)	\??\J:	wmplayer.exe
File opened (read-only)	\??\M:	wmplayer.exe
File opened (read-only)	\??\P:	wmplayer.exe
File opened (read-only)	\??\S:	wmplayer.exe
File opened (read-only)	\??\Y:	wmplayer.exe
File opened (read-only)	\??\H:	unregmp2.exe
File opened (read-only)	\??\K:	unregmp2.exe
File opened (read-only)	\??\N:	unregmp2.exe
File opened (read-only)	\??\Q:	unregmp2.exe
File opened (read-only)	\??\E:	wmplayer.exe
File opened (read-only)	\??\K:	wmplayer.exe
File opened (read-only)	\??\O:	wmplayer.exe
File opened (read-only)	\??\A:	unregmp2.exe
File opened (read-only)	\??\O:	unregmp2.exe
File opened (read-only)	\??\T:	wmplayer.exe
File opened (read-only)	\??\Z:	wmplayer.exe
File opened (read-only)	\??\E:	unregmp2.exe
File opened (read-only)	\??\I:	unregmp2.exe
File opened (read-only)	\??\P:	unregmp2.exe
File opened (read-only)	\??\T:	unregmp2.exe
File opened (read-only)	\??\X:	unregmp2.exe
File opened (read-only)	\??\Z:	unregmp2.exe
File opened (read-only)	\??\A:	wmplayer.exe
File opened (read-only)	\??\L:	wmplayer.exe
File opened (read-only)	\??\N:	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 1 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppModel\Deployment\Package\*\S-1-5-21-2170637797-568393320-3232933035-1000\{C8B72675-CC5F-4C86-9164-3A92AEE546A6}	wmplayer.exe

Suspicious use of AdjustPrivilegeToken 8 IoCs

description	pid	Process
Token: SeShutdownPrivilege	1004	wmplayer.exe
Token: SeCreatePagefilePrivilege	1004	wmplayer.exe
Token: SeShutdownPrivilege	2968	unregmp2.exe
Token: SeCreatePagefilePrivilege	2968	unregmp2.exe
Token: 33	2236	AUDIODG.EXE
Token: SeIncBasePriorityPrivilege	2236	AUDIODG.EXE
Token: SeShutdownPrivilege	1004	wmplayer.exe
Token: SeCreatePagefilePrivilege	1004	wmplayer.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1004	wmplayer.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 1004 wrote to memory of 2676	1004	wmplayer.exe	92
PID 1004 wrote to memory of 2676	1004	wmplayer.exe	92
PID 1004 wrote to memory of 2676	1004	wmplayer.exe	92
PID 2676 wrote to memory of 2968	2676	unregmp2.exe	93
PID 2676 wrote to memory of 2968	2676	unregmp2.exe	93

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\964296702-1-16.mp4"
1⤵
- 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:1004
- C:\Windows\SysWOW64\unregmp2.exe
  "C:\Windows\System32\unregmp2.exe" /AsyncFirstLogon
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2676
- - C:\Windows\system32\unregmp2.exe
    "C:\Windows\SysNative\unregmp2.exe" /AsyncFirstLogon /REENTRANT
    3⤵
    - Enumerates connected drives
    - Suspicious use of AdjustPrivilegeToken
    PID:2968

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation -p -s upnphost
1⤵
- Drops file in Windows directory
PID:2044

C:\Windows\system32\AUDIODG.EXE
C:\Windows\system32\AUDIODG.EXE 0x514 0x304
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2236

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4292,i,8548254608087149642,10333768245962368401,262144 --variations-seed-version --mojo-platform-channel-handle=4328 /prefetch:8
1⤵
PID:1404

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
e60c2bf59ea04946d73db447ca7bed00

SHA1
511f248a3484d3958495688079cd9193a6adf1a0

SHA256
19d5f1c2bc98269caf4a754d9fd49569453fb08b0b14e20b4c72de09f36a56d9

SHA512
2200809f46dfb1f4a8056d6171daece3ae000cf9a616964567118b5f6ae3203b4bf1e70b8af8b093dc51becb75796ce3bc7792aca8bb47855ddab561e8dbbe7e

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.bak

Filesize
9KB

MD5
7050d5ae8acfbe560fa11073fef8185d

SHA1
5bc38e77ff06785fe0aec5a345c4ccd15752560e

SHA256
cb87767c4a384c24e4a0f88455f59101b1ae7b4fb8de8a5adb4136c5f7ee545b

SHA512
a7a295ac8921bb3dde58d4bcde9372ed59def61d4b7699057274960fa8c1d1a1daff834a93f7a0698e9e5c16db43af05e9fd2d6d7c9232f7d26ffcff5fc5900b

Download Submit
C:\Users\Admin\AppData\Local\Temp\wmsetup.log

Filesize
1KB

MD5
03933524adab9b0c037073b5706147ff

SHA1
71a5a1e6e6b5c034372ab67490ada5940aa7ef64

SHA256
b3d0c769ac2e9083453b10766b3394c0216ea49a9e298283e72abf914d8e5cfb

SHA512
8d26ecf48928ab05c3b6df932b49e4c40a8fcb8eff69576fc571d0bb2e663fa2702db8bf0ee4b3b62703ce1b361a05d27546864b09a4f867b5ad31e750bd0bad

Download Submit
memory/1004-34-0x0000000004BE0000-0x0000000004BF0000-memory.dmp

Filesize
64KB

Download
memory/1004-36-0x0000000004BE0000-0x0000000004BF0000-memory.dmp

Filesize
64KB

Download
memory/1004-35-0x0000000004BE0000-0x0000000004BF0000-memory.dmp

Filesize
64KB

Download
memory/1004-37-0x00000000074C0000-0x00000000074D0000-memory.dmp

Filesize
64KB

Download
memory/1004-38-0x0000000009650000-0x0000000009660000-memory.dmp

Filesize
64KB

Download
memory/1004-41-0x0000000004BE0000-0x0000000004BF0000-memory.dmp

Filesize
64KB

Download
memory/1004-40-0x0000000004BE0000-0x0000000004BF0000-memory.dmp

Filesize
64KB

Download
memory/1004-39-0x0000000009650000-0x0000000009660000-memory.dmp

Filesize
64KB

Download
memory/1004-42-0x0000000009650000-0x0000000009660000-memory.dmp

Filesize
64KB

Download
memory/1004-33-0x0000000004BE0000-0x0000000004BF0000-memory.dmp

Filesize
64KB

Download