4a742110c529f0989f5691294ca60c7fb7537b6cc3824308638ac92e81916f8e

Analysis

max time kernel
142s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
09/09/2024, 03:20

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target

BeatEdit v1.2.006/BeatEditForResolve_Files/audiofiles/click.wav
Size

23KB
MD5

65b3b10e29bea8adcbc4af421958bb6d
SHA1

d44a471d1c3e545154e942615b46af01b637015a
SHA256

6d13680c4b3629c22ae2ff83574f214097892804ac73a92d74f102de908482a2
SHA512

62546b641be5611d804732c819610e070691b97f8d9667423e8a076e545d472f95aeb49d53d73681d2127f9ce9567edde9ade1f23584662bd5d403dc354cba5d
SSDEEP

384:brI4NbQ1Xuqrm+Z73GoZIw0xFfIfTwgFLOhD7qufB6e0ECj:brIt1+n+t3G0H6f2Tj1Owe60A

Score

6^/10

discovery

Malware Config

Signatures

Drops desktop.ini file(s) 7 IoCs

description	ioc	Process
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
File opened for modification	C:\Users\Public\Music\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)	\??\I:	unregmp2.exe
File opened (read-only)	\??\K:	unregmp2.exe
File opened (read-only)	\??\N:	wmplayer.exe
File opened (read-only)	\??\O:	wmplayer.exe
File opened (read-only)	\??\A:	wmplayer.exe
File opened (read-only)	\??\K:	wmplayer.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)	\??\J:	unregmp2.exe
File opened (read-only)	\??\Y:	unregmp2.exe
File opened (read-only)	\??\Z:	unregmp2.exe
File opened (read-only)	\??\W:	unregmp2.exe
File opened (read-only)	\??\Q:	wmplayer.exe
File opened (read-only)	\??\Y:	wmplayer.exe
File opened (read-only)	\??\L:	unregmp2.exe
File opened (read-only)	\??\M:	unregmp2.exe
File opened (read-only)	\??\O:	unregmp2.exe
File opened (read-only)	\??\R:	unregmp2.exe
File opened (read-only)	\??\B:	wmplayer.exe
File opened (read-only)	\??\G:	wmplayer.exe
File opened (read-only)	\??\S:	wmplayer.exe
File opened (read-only)	\??\G:	unregmp2.exe
File opened (read-only)	\??\H:	unregmp2.exe
File opened (read-only)	\??\T:	unregmp2.exe
File opened (read-only)	\??\V:	unregmp2.exe
File opened (read-only)	\??\U:	wmplayer.exe
File opened (read-only)	\??\N:	unregmp2.exe
File opened (read-only)	\??\H:	wmplayer.exe
File opened (read-only)	\??\L:	wmplayer.exe
File opened (read-only)	\??\M:	wmplayer.exe
File opened (read-only)	\??\X:	unregmp2.exe
File opened (read-only)	\??\X:	wmplayer.exe
File opened (read-only)	\??\Q:	unregmp2.exe
File opened (read-only)	\??\S:	unregmp2.exe
File opened (read-only)	\??\E:	wmplayer.exe
File opened (read-only)	\??\J:	wmplayer.exe
File opened (read-only)	\??\I:	wmplayer.exe
File opened (read-only)	\??\P:	wmplayer.exe
File opened (read-only)	\??\R:	wmplayer.exe
File opened (read-only)	\??\V:	wmplayer.exe
File opened (read-only)	\??\A:	unregmp2.exe
File opened (read-only)	\??\B:	unregmp2.exe
File opened (read-only)	\??\P:	unregmp2.exe
File opened (read-only)	\??\U:	unregmp2.exe
File opened (read-only)	\??\W:	wmplayer.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\ServiceProfiles\LocalService\AppData\Roaming\Microsoft\UPnP Device Host\upnphost\udhisapi.dll	svchost.exe
File created	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-1-5-21-523280732-2327480845-3730041215-1000\{1F8142AC-653F-4CED-8E92-2F7B25FC32E4}	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	2860	wmplayer.exe
Token: SeCreatePagefilePrivilege	2860	wmplayer.exe
Token: SeShutdownPrivilege	2292	unregmp2.exe
Token: SeCreatePagefilePrivilege	2292	unregmp2.exe
Token: 33	2028	AUDIODG.EXE
Token: SeIncBasePriorityPrivilege	2028	AUDIODG.EXE
Token: SeShutdownPrivilege	2860	wmplayer.exe
Token: SeCreatePagefilePrivilege	2860	wmplayer.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2860	wmplayer.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 2860 wrote to memory of 3112	2860	wmplayer.exe	86
PID 2860 wrote to memory of 3112	2860	wmplayer.exe	86
PID 2860 wrote to memory of 3112	2860	wmplayer.exe	86
PID 3112 wrote to memory of 2292	3112	unregmp2.exe	87
PID 3112 wrote to memory of 2292	3112	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\BeatEdit v1.2.006\BeatEditForResolve_Files\audiofiles\click.wav"
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:2860
- C:\Windows\SysWOW64\unregmp2.exe
  "C:\Windows\System32\unregmp2.exe" /AsyncFirstLogon
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3112
- - C:\Windows\system32\unregmp2.exe
    "C:\Windows\SysNative\unregmp2.exe" /AsyncFirstLogon /REENTRANT
    3⤵
    - Enumerates connected drives
    - Suspicious use of AdjustPrivilegeToken
    PID:2292

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation -p -s upnphost
1⤵
- Drops file in Windows directory
PID:4620

C:\Windows\system32\AUDIODG.EXE
C:\Windows\system32\AUDIODG.EXE 0x51c 0x504
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2028

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

Loading Replay Monitor...

Downloads

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

Filesize
64KB

MD5
987a07b978cfe12e4ce45e513ef86619

SHA1
22eec9a9b2e83ad33bedc59e3205f86590b7d40c

SHA256
f1a4a978ce1c4731df1594043135cf58d084fdf129dd1c8e4507c9e06eac5ea8

SHA512
39b86540e4d35c84609ef66537b5aa02058e3d4293f902127c7d4eac8ffc65920cb5c69a77552fc085687eed66e38367f83c177046d0ecb8e6d135463cc142aa

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

Filesize
1024KB

MD5
5ae1cd2f09d8c6eb36ca73dc59ceca98

SHA1
d8fa83315d01ec1d409bfd3e12c134e4b56c6c6e

SHA256
206df52f80d8f0dd32ddd976a85d465da0c262f4d3bc64c5dc49eda4012a0d4a

SHA512
ea8732b394fca08ab368925e99d85aa4cb2e8943f825f695c475b6489b15d9cefa60d0a89e0685daa25471d50f3d40d5b0e0433ad1f15221d04d7e7bc9ed9fda

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

Filesize
68KB

MD5
3c0e92b34d363adb984053abb995fd79

SHA1
f44eae76416d23dc35b6c8585209fe13d78a562f

SHA256
c97ef19e385b3f1ca21b832073b48a32eef79a1a8dde259c99d90de99226da49

SHA512
777c3b9f9d6c2f87875391a99b766bbea720edb93ecd7dfca1050a3007182c453445c9f82b4a2a44e8d16bf1b1c8b99914eed587c1788bc015ba75464186a04f

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
75c78e07b40e9a4b9b60dd291f559f76

SHA1
038b622959ef655ea605b7e4c29bff9afd2bd67e

SHA256
d2a1483a79c98987223fd0904571de1838b84c941f09df4ef90f6d43690acd38

SHA512
b3c61dd5538344716c6406a1892329b6dd17c0d7f01cd8704eb5f4da02d6bd627beff416e90effab7cf40c87e62f25100f8191c1e0622bde49c9ee55b14d31a5

Download Submit
memory/2860-34-0x0000000005340000-0x0000000005350000-memory.dmp

Filesize
64KB

Download
memory/2860-33-0x0000000005340000-0x0000000005350000-memory.dmp

Filesize
64KB

Download
memory/2860-36-0x0000000005340000-0x0000000005350000-memory.dmp

Filesize
64KB

Download
memory/2860-35-0x0000000005340000-0x0000000005350000-memory.dmp

Filesize
64KB

Download
memory/2860-32-0x0000000005340000-0x0000000005350000-memory.dmp

Filesize
64KB

Download
memory/2860-31-0x0000000005340000-0x0000000005350000-memory.dmp

Filesize
64KB

Download
memory/2860-51-0x00000000080F0000-0x0000000008100000-memory.dmp

Filesize
64KB

Download
memory/2860-58-0x00000000080F0000-0x0000000008100000-memory.dmp

Filesize
64KB

Download