c5ac8ed1214c7eb71d2940ce96775f650202ac4e1f4766236196e95d5ac66dab

Resubmissions

08-08-2024 19:37

240808-ybxnzayblk 10

Analysis

max time kernel
272s
max time network
204s
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 19:37

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General

Target

XWorm v5.6 Edition Cracked By @Drcrypt0r/Sounds/Chat.wav
Size

45KB
MD5

832a3652fd780edcdb2439ec33532c0d
SHA1

f0754ee6519d77700f5ee5b744b8c99386d7b577
SHA256

45f4136e58a5f749d125d2ab54308f81954d2c5b364b66013660a6c358845d1e
SHA512

3b3b55afcdfa00d9b7085b20ed52a7b4d8b7d403f5d0d1c539781db1a20257efd8c856e19b8f32ea33766a580690b498ff063849519691a9a4cbbcd3e9447cd4
SSDEEP

768:QVPqefmaP5C3KduJn13jSHYHzIcr6DPW75Pvi3Fy5NQbIbhuJLA+LhDclY3Rp6:yP1mU5GlJnBS4TIQ6o163ofQ8b4Pfm

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)	\??\N:	unregmp2.exe
File opened (read-only)	\??\P:	unregmp2.exe
File opened (read-only)	\??\Y:	unregmp2.exe
File opened (read-only)	\??\I:	wmplayer.exe
File opened (read-only)	\??\N:	wmplayer.exe
File opened (read-only)	\??\U:	wmplayer.exe
File opened (read-only)	\??\G:	unregmp2.exe
File opened (read-only)	\??\S:	unregmp2.exe
File opened (read-only)	\??\M:	wmplayer.exe
File opened (read-only)	\??\S:	wmplayer.exe
File opened (read-only)	\??\A:	unregmp2.exe
File opened (read-only)	\??\I:	unregmp2.exe
File opened (read-only)	\??\K:	unregmp2.exe
File opened (read-only)	\??\M:	unregmp2.exe
File opened (read-only)	\??\K:	wmplayer.exe
File opened (read-only)	\??\H:	wmplayer.exe
File opened (read-only)	\??\J:	wmplayer.exe
File opened (read-only)	\??\V:	wmplayer.exe
File opened (read-only)	\??\X:	wmplayer.exe
File opened (read-only)	\??\L:	wmplayer.exe
File opened (read-only)	\??\Q:	wmplayer.exe
File opened (read-only)	\??\E:	unregmp2.exe
File opened (read-only)	\??\H:	unregmp2.exe
File opened (read-only)	\??\U:	unregmp2.exe
File opened (read-only)	\??\V:	unregmp2.exe
File opened (read-only)	\??\Z:	unregmp2.exe
File opened (read-only)	\??\A:	wmplayer.exe
File opened (read-only)	\??\R:	wmplayer.exe
File opened (read-only)	\??\T:	wmplayer.exe
File opened (read-only)	\??\W:	wmplayer.exe
File opened (read-only)	\??\Z:	wmplayer.exe
File opened (read-only)	\??\G:	wmplayer.exe
File opened (read-only)	\??\Y:	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)	\??\T:	unregmp2.exe
File opened (read-only)	\??\E:	wmplayer.exe
File opened (read-only)	\??\J:	unregmp2.exe
File opened (read-only)	\??\O:	unregmp2.exe
File opened (read-only)	\??\W:	unregmp2.exe
File opened (read-only)	\??\X:	unregmp2.exe
File opened (read-only)	\??\B:	wmplayer.exe
File opened (read-only)	\??\O:	wmplayer.exe
File opened (read-only)	\??\P:	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-1-5-21-523280732-2327480845-3730041215-1000\{342C8CF5-4A7D-4842-9B55-935118E33DCA}	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	1604	unregmp2.exe
Token: SeCreatePagefilePrivilege	1604	unregmp2.exe
Token: SeShutdownPrivilege	1144	wmplayer.exe
Token: SeCreatePagefilePrivilege	1144	wmplayer.exe
Token: 33	4232	AUDIODG.EXE
Token: SeIncBasePriorityPrivilege	4232	AUDIODG.EXE
Token: SeShutdownPrivilege	1144	wmplayer.exe
Token: SeCreatePagefilePrivilege	1144	wmplayer.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1144	wmplayer.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 1144 wrote to memory of 2272	1144	wmplayer.exe	84
PID 1144 wrote to memory of 2272	1144	wmplayer.exe	84
PID 1144 wrote to memory of 2272	1144	wmplayer.exe	84
PID 2272 wrote to memory of 1604	2272	unregmp2.exe	85
PID 2272 wrote to memory of 1604	2272	unregmp2.exe	85

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\XWorm v5.6 Edition Cracked By @Drcrypt0r\Sounds\Chat.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:1144
- C:\Windows\SysWOW64\unregmp2.exe
  "C:\Windows\System32\unregmp2.exe" /AsyncFirstLogon
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2272
- - C:\Windows\system32\unregmp2.exe
    "C:\Windows\SysNative\unregmp2.exe" /AsyncFirstLogon /REENTRANT
    3⤵
    - Enumerates connected drives
    - Suspicious use of AdjustPrivilegeToken
    PID:1604

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation -p -s upnphost
1⤵
- Drops file in Windows directory
PID:1704

C:\Windows\system32\AUDIODG.EXE
C:\Windows\system32\AUDIODG.EXE 0x2f8 0x2cc
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:4232

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
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
fe5f50dfb0dce9d757c2c6a5cd917560

SHA1
6f30c8997848adc5277f11530237f024af6dd97e

SHA256
803b78286206e61f538b8927e88fd9b3aa3db797572daf6e3c6673df524f1f94

SHA512
ac5bb95843a96dcafd2a0ad9c2444eed534bba0afcf9e4e004f19f9681109cdd331ac3deb789e235d3d7f02ea6e08f1dc217832f59b5573a32e6693ff62d266c

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

Filesize
68KB

MD5
dd12be02d5bf13e4d864f38be6aad763

SHA1
a22a6a5c931fa5898257c029c2107ec44150b954

SHA256
314f4e5527ecacb60ccf06488652e83b620ccd99828d05fa8660cc01e86dc524

SHA512
31d89b5f60869f72e8cfb9174c9ffed1215809cc0f2ad5a9b0d2836ce166d994e9a36d3180f92815a01dd7c9a7bf9344b37436518bf6edd564921149f70e5810

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
5433eab10c6b5c6d55b7cbd302426a39

SHA1
c5b1604b3350dab290d081eecd5389a895c58de5

SHA256
23dbf7014e99e93af5f2760f18ee1370274f06a453145c8d539b66d798dad131

SHA512
207b40d6bec65ab147f963a5f42263ae5bf39857987b439a4fa1647bf9b40e99cdc43ff68b7e2463aa9a948284126ac3c9c7af8350c91134b36d8b1a9c61fd34

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

Filesize
1KB

MD5
67b4a64882248900c4a186951a1070d9

SHA1
179bce11e3ecd06da56b0cba8d6430a109bc165f

SHA256
672eeee013cbd9c75d762612ae9266bc5522e9a44330e212480f578ab6b55c77

SHA512
4b941fb1cd2ba131e8d6e69ce0eea7d6645a0fb35982f9dcb6b20ee887b6dfc9ef95bc677f53aaf865b1c33fd4a325e412abe3d138102217b05b268e4f0b4a56

Download Submit
memory/1144-28-0x0000000007370000-0x0000000007380000-memory.dmp

Filesize
64KB

Download
memory/1144-27-0x0000000007370000-0x0000000007380000-memory.dmp

Filesize
64KB

Download
memory/1144-32-0x0000000007370000-0x0000000007380000-memory.dmp

Filesize
64KB

Download
memory/1144-31-0x0000000007370000-0x0000000007380000-memory.dmp

Filesize
64KB

Download
memory/1144-29-0x0000000007370000-0x0000000007380000-memory.dmp

Filesize
64KB

Download
memory/1144-30-0x0000000007370000-0x0000000007380000-memory.dmp

Filesize
64KB

Download
memory/1144-47-0x0000000007CD0000-0x0000000007CE0000-memory.dmp

Filesize
64KB

Download
memory/1144-54-0x0000000007CD0000-0x0000000007CE0000-memory.dmp

Filesize
64KB

Download