0374559668306d43193f847ecd48285f08ec4d8a47a8da4ce7f5624ebe707540

Analysis

max time kernel
127s
max time network
154s
platform
windows11-21h2_x64
resource
win11-20240802-en
resource tags

arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system
submitted
12/09/2024, 20:57

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General

Target

Angry Birds Maker Demo 0.9.2/data/audio/music/Original/ambient_city.mp3
Size

955KB
MD5

124baff841c82642385089c9a27148bb
SHA1

b429654684b9e49c2a094afe4e3b468ce1c5865b
SHA256

7a3c2fd920b89dd824478c1da55dbe90a8144c92a7ff40e91986a441f9b2f0b1
SHA512

e1a3a63265a8fbe044e3028489e52898fc976d4d06629d0bfa4faf61ef9cd5d4dcf5ec77824aa5cf6e3d0134d21379cc387786a0df101338b9679683c4d2d96c
SSDEEP

24576:dxHOSXn9t3DgiwOfHmFbNZZ1Kv3tCHPme78/Mv33pIb:nHtXfhg/Z1eCHPme78/SnpIb

Score

6^/10

discovery

Malware Config

Signatures

Drops desktop.ini file(s) 7 IoCs

description	ioc	Process
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
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

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)	\??\K:	unregmp2.exe
File opened (read-only)	\??\T:	unregmp2.exe
File opened (read-only)	\??\N:	wmplayer.exe
File opened (read-only)	\??\V:	wmplayer.exe
File opened (read-only)	\??\O:	wmplayer.exe
File opened (read-only)	\??\U:	wmplayer.exe
File opened (read-only)	\??\Z:	wmplayer.exe
File opened (read-only)	\??\I:	unregmp2.exe
File opened (read-only)	\??\O:	unregmp2.exe
File opened (read-only)	\??\P:	unregmp2.exe
File opened (read-only)	\??\J:	wmplayer.exe
File opened (read-only)	\??\G:	wmplayer.exe
File opened (read-only)	\??\H:	wmplayer.exe
File opened (read-only)	\??\R:	wmplayer.exe
File opened (read-only)	\??\U:	unregmp2.exe
File opened (read-only)	\??\Z:	unregmp2.exe
File opened (read-only)	\??\T:	wmplayer.exe
File opened (read-only)	\??\Y:	wmplayer.exe
File opened (read-only)	\??\W:	unregmp2.exe
File opened (read-only)	\??\Y:	unregmp2.exe
File opened (read-only)	\??\M:	wmplayer.exe
File opened (read-only)	\??\Q:	wmplayer.exe
File opened (read-only)	\??\B:	unregmp2.exe
File opened (read-only)	\??\L:	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)	\??\E:	wmplayer.exe
File opened (read-only)	\??\P:	wmplayer.exe
File opened (read-only)	\??\E:	unregmp2.exe
File opened (read-only)	\??\H:	unregmp2.exe
File opened (read-only)	\??\M:	unregmp2.exe
File opened (read-only)	\??\N:	unregmp2.exe
File opened (read-only)	\??\K:	wmplayer.exe
File opened (read-only)	\??\A:	unregmp2.exe
File opened (read-only)	\??\X:	unregmp2.exe
File opened (read-only)	\??\A:	wmplayer.exe
File opened (read-only)	\??\I:	wmplayer.exe
File opened (read-only)	\??\S:	wmplayer.exe
File opened (read-only)	\??\W:	wmplayer.exe
File opened (read-only)	\??\X:	wmplayer.exe
File opened (read-only)	\??\G:	unregmp2.exe
File opened (read-only)	\??\J:	unregmp2.exe
File opened (read-only)	\??\B:	wmplayer.exe
File opened (read-only)	\??\L:	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-1-5-21-131918955-2378418313-883382443-1000\{A24667EE-9307-4BA3-AAC4-691DEA24B761}	wmplayer.exe

Suspicious use of AdjustPrivilegeToken 8 IoCs

description	pid	Process
Token: SeShutdownPrivilege	1368	wmplayer.exe
Token: SeCreatePagefilePrivilege	1368	wmplayer.exe
Token: SeShutdownPrivilege	3220	unregmp2.exe
Token: SeCreatePagefilePrivilege	3220	unregmp2.exe
Token: 33	4556	AUDIODG.EXE
Token: SeIncBasePriorityPrivilege	4556	AUDIODG.EXE
Token: SeShutdownPrivilege	1368	wmplayer.exe
Token: SeCreatePagefilePrivilege	1368	wmplayer.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1368	wmplayer.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 1368 wrote to memory of 1092	1368	wmplayer.exe	82
PID 1368 wrote to memory of 1092	1368	wmplayer.exe	82
PID 1368 wrote to memory of 1092	1368	wmplayer.exe	82
PID 1092 wrote to memory of 3220	1092	unregmp2.exe	83
PID 1092 wrote to memory of 3220	1092	unregmp2.exe	83

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\Angry Birds Maker Demo 0.9.2\data\audio\music\Original\ambient_city.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:1368
- C:\Windows\SysWOW64\unregmp2.exe
  "C:\Windows\System32\unregmp2.exe" /AsyncFirstLogon
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1092
- - C:\Windows\system32\unregmp2.exe
    "C:\Windows\SysNative\unregmp2.exe" /AsyncFirstLogon /REENTRANT
    3⤵
    - Enumerates connected drives
    - Suspicious use of AdjustPrivilegeToken
    PID:3220

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation -p -s upnphost
1⤵
- Drops file in Windows directory
PID:1992

C:\Windows\system32\AUDIODG.EXE
C:\Windows\system32\AUDIODG.EXE 0x00000000000004D0 0x00000000000004C8
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:4556

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
15359d21efa1d24b70f41e31e48eefd0

SHA1
e11455ef927070040184e1949e0293d4cda1572d

SHA256
06f07b57db7ef95ea28e3f0b87ecc783009ddd27a7139f1a36e545ed341d336a

SHA512
7205ae48c6cac3c5d4cf3a2a696cb636e6dd871063635ca999f59c0bcf51ffe4b6bb08ff6e47719a7efde61b0498b1523dbfe7f84680829bd9906feb246e77bc

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

Filesize
1024KB

MD5
e0577e08d7f41d3dd54c542b1f84f671

SHA1
de02e43f0808724afb2a701008fd8dab5ec283ed

SHA256
8e98e928c36d0d82bd0c115b59068f594f69fb8351f4207c9b3a541c34f9b7ab

SHA512
9b1f8dd87fb84cf58da5977e1523b893821bde841ffddaa7e971beadeb0818de1be7a4ce627a128fc3afc9f5142a0a9b17f56568ae7ce555a33bff4b4d3d19bf

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

Filesize
68KB

MD5
75e8b5bd63fb834f721bd082d1abc3f9

SHA1
619baab5000b897611a6fe41c0ec5b3cab3894f3

SHA256
d6e5ad18aac07d1c02abb2a68ec12661111abddce38c3399a2881eac0dcc3a3a

SHA512
36e65a0f9a57942e74b0cef684bc0c29939629835e2c048089130cc58789c44bece2e4c99ad1592d2d62ccde186e5f923c554040124c377dbc4b885a5dd4f105

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
ae85bcc79dc58aa1079c990eec76f32b

SHA1
89be7be77797f1275350f921b691ff8912bd7e86

SHA256
cc47ba8abf4dd948b14113237be007af2e4de93007c6fded05fa2781dbc5059c

SHA512
a3ba57b69cfa1a5853d9ff93181f5ecdaea4722173c7adbfbf98ea8c7fff2477463c2f06d42f4dbae5b035a56a309389afc9b109109efdd68402521531c9a4bb

Download Submit
memory/1368-30-0x00000000054B0000-0x00000000054C0000-memory.dmp

Filesize
64KB

Download
memory/1368-32-0x00000000054B0000-0x00000000054C0000-memory.dmp

Filesize
64KB

Download
memory/1368-31-0x00000000054B0000-0x00000000054C0000-memory.dmp

Filesize
64KB

Download
memory/1368-29-0x00000000054B0000-0x00000000054C0000-memory.dmp

Filesize
64KB

Download
memory/1368-34-0x00000000054B0000-0x00000000054C0000-memory.dmp

Filesize
64KB

Download
memory/1368-33-0x00000000054B0000-0x00000000054C0000-memory.dmp

Filesize
64KB

Download