87e875dbcb220c06eeef00fba2f38304cb3028641df26d1799c6b8534ec1ce1e

Analysis

max time kernel
138s
max time network
127s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
26/08/2024, 01:18

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General

Target

ChessBotX Trial/voiceover/a2.mp3
Size

2KB
MD5

a000d7ebd6c6549cc66720e8f520470a
SHA1

3f76224c5a0c0be24078e61471156532b5ee742d
SHA256

990a8a68237f5620ebd2ed383b347f33674b89ded2ef04e05a6bace20fa3d189
SHA512

61c249987ace0cb8144ebe897193b8f3792eb8e101833123e198849a5644bb9e1142976ec9c57c96ec352dc43d7bd547d9c2606a35d0b2afef0b5ad7854df5cb

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)	\??\G:	unregmp2.exe
File opened (read-only)	\??\H:	unregmp2.exe
File opened (read-only)	\??\I:	wmplayer.exe
File opened (read-only)	\??\L:	wmplayer.exe
File opened (read-only)	\??\Y:	wmplayer.exe
File opened (read-only)	\??\O:	unregmp2.exe
File opened (read-only)	\??\P:	unregmp2.exe
File opened (read-only)	\??\A:	wmplayer.exe
File opened (read-only)	\??\B:	wmplayer.exe
File opened (read-only)	\??\U:	wmplayer.exe
File opened (read-only)	\??\V:	wmplayer.exe
File opened (read-only)	\??\J:	unregmp2.exe
File opened (read-only)	\??\T:	unregmp2.exe
File opened (read-only)	\??\E:	wmplayer.exe
File opened (read-only)	\??\K:	wmplayer.exe
File opened (read-only)	\??\W:	wmplayer.exe
File opened (read-only)	\??\P:	wmplayer.exe
File opened (read-only)	\??\X:	wmplayer.exe
File opened (read-only)	\??\E:	unregmp2.exe
File opened (read-only)	\??\I:	unregmp2.exe
File opened (read-only)	\??\Q:	unregmp2.exe
File opened (read-only)	\??\V:	unregmp2.exe
File opened (read-only)	\??\X:	unregmp2.exe
File opened (read-only)	\??\J:	wmplayer.exe
File opened (read-only)	\??\B:	unregmp2.exe
File opened (read-only)	\??\Y:	unregmp2.exe
File opened (read-only)	\??\S:	wmplayer.exe
File opened (read-only)	\??\A:	unregmp2.exe
File opened (read-only)	\??\K:	unregmp2.exe
File opened (read-only)	\??\G:	wmplayer.exe
File opened (read-only)	\??\H:	wmplayer.exe
File opened (read-only)	\??\M:	wmplayer.exe
File opened (read-only)	\??\N:	wmplayer.exe
File opened (read-only)	\??\T:	wmplayer.exe
File opened (read-only)	\??\M:	unregmp2.exe
File opened (read-only)	\??\N:	unregmp2.exe
File opened (read-only)	\??\R:	unregmp2.exe
File opened (read-only)	\??\S:	unregmp2.exe
File opened (read-only)	\??\O:	wmplayer.exe
File opened (read-only)	\??\Q:	wmplayer.exe
File opened (read-only)	\??\L:	unregmp2.exe
File opened (read-only)	\??\U:	unregmp2.exe
File opened (read-only)	\??\W:	unregmp2.exe
File opened (read-only)	\??\Z:	unregmp2.exe
File opened (read-only)	\??\R:	wmplayer.exe
File opened (read-only)	\??\Z:	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-1-5-21-1302416131-1437503476-2806442725-1000\{4F11CEC8-C6BF-4201-AB39-4E5F6E3DE172}	wmplayer.exe

Suspicious use of AdjustPrivilegeToken 8 IoCs

description	pid	Process
Token: SeShutdownPrivilege	2068	wmplayer.exe
Token: SeCreatePagefilePrivilege	2068	wmplayer.exe
Token: SeShutdownPrivilege	2876	unregmp2.exe
Token: SeCreatePagefilePrivilege	2876	unregmp2.exe
Token: 33	1244	AUDIODG.EXE
Token: SeIncBasePriorityPrivilege	1244	AUDIODG.EXE
Token: SeShutdownPrivilege	2068	wmplayer.exe
Token: SeCreatePagefilePrivilege	2068	wmplayer.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2068	wmplayer.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 2068 wrote to memory of 2572	2068	wmplayer.exe	86
PID 2068 wrote to memory of 2572	2068	wmplayer.exe	86
PID 2068 wrote to memory of 2572	2068	wmplayer.exe	86
PID 2572 wrote to memory of 2876	2572	unregmp2.exe	87
PID 2572 wrote to memory of 2876	2572	unregmp2.exe	87

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\ChessBotX Trial\voiceover\a2.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:2068
- C:\Windows\SysWOW64\unregmp2.exe
  "C:\Windows\System32\unregmp2.exe" /AsyncFirstLogon
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2572
- - C:\Windows\system32\unregmp2.exe
    "C:\Windows\SysNative\unregmp2.exe" /AsyncFirstLogon /REENTRANT
    3⤵
    - Enumerates connected drives
    - Suspicious use of AdjustPrivilegeToken
    PID:2876

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation -p -s upnphost
1⤵
- Drops file in Windows directory
PID:1632

C:\Windows\system32\AUDIODG.EXE
C:\Windows\system32\AUDIODG.EXE 0x418 0x49c
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1244

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
c374c25875887db7d072033f817b6ce1

SHA1
3a6d10268f30e42f973dadf044dba7497e05cdaf

SHA256
05d47b87b577841cc40db176ea634ec49b0b97066e192e1d48d84bb977e696b6

SHA512
6a14f81a300695c09cb335c13155144e562c86bb0ddfdcab641eb3a168877ad3fcc0579ad86162622998928378ea2ffe5a244b3ddbe6c11a959dbb34af374a7d

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

Filesize
1024KB

MD5
4f07c9a12ee73a7e7397f4d9acc426e1

SHA1
8b61fafc2a6ea869fac0307a46045688e63efc37

SHA256
3b54f7ba5274a201637bc2f64326e5af53289f2cfaef98ea2b6882cc7816dbfe

SHA512
8e9627fde9a8bd2ea345c8ad856067484c252b3db7221e1ed9492573f756edd5c12db61ca4b6f89d33745dc924badcd8b3e1e1272636379b2b9bc5bd207dbb4a

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

Filesize
68KB

MD5
858e0ffe6e412d91976edc3eae8a7634

SHA1
5911e78a98d5a9d15e1622b33c14b8a53a475b00

SHA256
e5da3dc41d084d4cb1b619dbb1f7fb87bd368680b4115f34898dd0755c7e79bf

SHA512
596307de2b8b4b3944fa0d61060be8f11e272bb625986738819c298f59c556441c115ca543510b9e4263c0a2da34398d0f9db2d63418bfbbddfd28d07782c2fd

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
dbce4574e55c3d56b2ea0cceedf9eb3e

SHA1
8946b910a4cdf09881568c6c341d5860057ab800

SHA256
d2432cc9a065937c9746a2fc7f562ad8fe4b4b6134b77161af533e1840aa0163

SHA512
8fa174d3ee993df2229b8a8a3096daa42c28801e92bef596aa7dc27502f77f70a4e7e4792fb5b6a12429cbc4093482c3241e25e5a552965a32c727ebec17d146

Download Submit
memory/2068-34-0x0000000004E30000-0x0000000004E40000-memory.dmp

Filesize
64KB

Download
memory/2068-32-0x0000000004E30000-0x0000000004E40000-memory.dmp

Filesize
64KB

Download
memory/2068-33-0x0000000004E30000-0x0000000004E40000-memory.dmp

Filesize
64KB

Download
memory/2068-31-0x0000000004E30000-0x0000000004E40000-memory.dmp

Filesize
64KB

Download
memory/2068-36-0x0000000004E30000-0x0000000004E40000-memory.dmp

Filesize
64KB

Download
memory/2068-35-0x0000000004E30000-0x0000000004E40000-memory.dmp

Filesize
64KB

Download
memory/2068-46-0x0000000005400000-0x0000000005410000-memory.dmp

Filesize
64KB

Download
memory/2068-47-0x0000000007850000-0x0000000007860000-memory.dmp

Filesize
64KB

Download
memory/2068-48-0x0000000007850000-0x0000000007860000-memory.dmp

Filesize
64KB

Download
memory/2068-49-0x00000000078A0000-0x00000000078B0000-memory.dmp

Filesize
64KB

Download
memory/2068-50-0x00000000078A0000-0x00000000078B0000-memory.dmp

Filesize
64KB

Download
memory/2068-55-0x00000000078A0000-0x00000000078B0000-memory.dmp

Filesize
64KB

Download
memory/2068-56-0x00000000078A0000-0x00000000078B0000-memory.dmp

Filesize
64KB

Download
memory/2068-58-0x00000000078A0000-0x00000000078B0000-memory.dmp

Filesize
64KB

Download
memory/2068-57-0x0000000007850000-0x0000000007860000-memory.dmp

Filesize
64KB

Download
memory/2068-61-0x0000000007850000-0x0000000007860000-memory.dmp

Filesize
64KB

Download
memory/2068-60-0x0000000007850000-0x0000000007860000-memory.dmp

Filesize
64KB

Download
memory/2068-59-0x0000000007850000-0x0000000007860000-memory.dmp

Filesize
64KB

Download
memory/2068-63-0x0000000007850000-0x0000000007860000-memory.dmp

Filesize
64KB

Download
memory/2068-65-0x0000000007850000-0x0000000007860000-memory.dmp

Filesize
64KB

Download
memory/2068-64-0x0000000007850000-0x0000000007860000-memory.dmp

Filesize
64KB

Download
memory/2068-68-0x0000000007850000-0x0000000007860000-memory.dmp

Filesize
64KB

Download
memory/2068-67-0x0000000007850000-0x0000000007860000-memory.dmp

Filesize
64KB

Download
memory/2068-66-0x0000000007850000-0x0000000007860000-memory.dmp

Filesize
64KB

Download
memory/2068-69-0x0000000007850000-0x0000000007860000-memory.dmp

Filesize
64KB

Download
memory/2068-70-0x0000000007850000-0x0000000007860000-memory.dmp

Filesize
64KB

Download
memory/2068-71-0x00000000078A0000-0x00000000078B0000-memory.dmp

Filesize
64KB

Download
memory/2068-72-0x0000000007850000-0x0000000007860000-memory.dmp

Filesize
64KB

Download
memory/2068-73-0x0000000007850000-0x0000000007860000-memory.dmp

Filesize
64KB

Download
memory/2068-75-0x00000000078A0000-0x00000000078B0000-memory.dmp

Filesize
64KB

Download
memory/2068-74-0x00000000078A0000-0x00000000078B0000-memory.dmp

Filesize
64KB

Download
memory/2068-76-0x0000000005400000-0x0000000005410000-memory.dmp

Filesize
64KB

Download
memory/2068-77-0x0000000007850000-0x0000000007860000-memory.dmp

Filesize
64KB

Download
memory/2068-79-0x00000000078A0000-0x00000000078B0000-memory.dmp

Filesize
64KB

Download
memory/2068-78-0x0000000007850000-0x0000000007860000-memory.dmp

Filesize
64KB

Download
memory/2068-80-0x00000000078A0000-0x00000000078B0000-memory.dmp

Filesize
64KB

Download
memory/2068-82-0x00000000078A0000-0x00000000078B0000-memory.dmp

Filesize
64KB

Download
memory/2068-81-0x00000000078A0000-0x00000000078B0000-memory.dmp

Filesize
64KB

Download
memory/2068-83-0x0000000007850000-0x0000000007860000-memory.dmp

Filesize
64KB

Download
memory/2068-84-0x00000000078A0000-0x00000000078B0000-memory.dmp

Filesize
64KB

Download
memory/2068-87-0x0000000007850000-0x0000000007860000-memory.dmp

Filesize
64KB

Download
memory/2068-86-0x0000000007850000-0x0000000007860000-memory.dmp

Filesize
64KB

Download
memory/2068-85-0x0000000007850000-0x0000000007860000-memory.dmp

Filesize
64KB

Download
memory/2068-88-0x0000000007850000-0x0000000007860000-memory.dmp

Filesize
64KB

Download
memory/2068-93-0x0000000007850000-0x0000000007860000-memory.dmp

Filesize
64KB

Download
memory/2068-92-0x0000000007850000-0x0000000007860000-memory.dmp

Filesize
64KB

Download
memory/2068-91-0x0000000007850000-0x0000000007860000-memory.dmp

Filesize
64KB

Download
memory/2068-90-0x0000000007850000-0x0000000007860000-memory.dmp

Filesize
64KB

Download
memory/2068-89-0x0000000007850000-0x0000000007860000-memory.dmp

Filesize
64KB

Download
memory/2068-94-0x0000000007850000-0x0000000007860000-memory.dmp

Filesize
64KB

Download
memory/2068-95-0x0000000007850000-0x0000000007860000-memory.dmp

Filesize
64KB

Download
memory/2068-96-0x00000000078A0000-0x00000000078B0000-memory.dmp

Filesize
64KB

Download
memory/2068-97-0x0000000007850000-0x0000000007860000-memory.dmp

Filesize
64KB

Download
memory/2068-99-0x00000000078A0000-0x00000000078B0000-memory.dmp

Filesize
64KB

Download
memory/2068-100-0x00000000078A0000-0x00000000078B0000-memory.dmp

Filesize
64KB

Download
memory/2068-98-0x0000000007850000-0x0000000007860000-memory.dmp

Filesize
64KB

Download
memory/2068-101-0x0000000005400000-0x0000000005410000-memory.dmp

Filesize
64KB

Download
memory/2068-102-0x0000000007850000-0x0000000007860000-memory.dmp

Filesize
64KB

Download
memory/2068-104-0x00000000078A0000-0x00000000078B0000-memory.dmp

Filesize
64KB

Download
memory/2068-103-0x0000000007850000-0x0000000007860000-memory.dmp

Filesize
64KB

Download
memory/2068-105-0x00000000078A0000-0x00000000078B0000-memory.dmp

Filesize
64KB

Download
memory/2068-107-0x00000000078A0000-0x00000000078B0000-memory.dmp

Filesize
64KB

Download
memory/2068-106-0x00000000078A0000-0x00000000078B0000-memory.dmp

Filesize
64KB

Download
memory/2068-108-0x0000000007850000-0x0000000007860000-memory.dmp

Filesize
64KB

Download