0df59ced4eb33e4729d11d315a0fd1b738710169d91a3ebcf1eab2fd64abd41d

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
18-12-2024 08:42

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General

Target

singl6.mp4
Size

318KB
MD5

7449f0b436d00af0480c1b5ae0f02522
SHA1

30b18eb4082b8842fea862c2860255edafc838ab
SHA256

0df59ced4eb33e4729d11d315a0fd1b738710169d91a3ebcf1eab2fd64abd41d
SHA512

4d80d1d8964a719d83faad5f5a27b6af3d1fdb35555aef9c0697cd7301418e038cf8c5ddebd657b5cd4644760c41d3f97e40bf3f4629ff8bbe1105487c0baf67
SSDEEP

3072:3Xp62DPuQbB1xpRVtLClSE3bZtLwxZgqVVey:3XbWQbtpE0YoL

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

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3744	wmplayer.exe
Token: SeCreatePagefilePrivilege	3744	wmplayer.exe
Token: SeShutdownPrivilege	4052	unregmp2.exe
Token: SeCreatePagefilePrivilege	4052	unregmp2.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3744	wmplayer.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 3744 wrote to memory of 4296	3744	wmplayer.exe	83
PID 3744 wrote to memory of 4296	3744	wmplayer.exe	83
PID 3744 wrote to memory of 4296	3744	wmplayer.exe	83
PID 4296 wrote to memory of 4052	4296	unregmp2.exe	84
PID 4296 wrote to memory of 4052	4296	unregmp2.exe	84

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\singl6.mp4"
1⤵
- Enumerates connected drives
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:3744
- C:\Windows\SysWOW64\unregmp2.exe
  "C:\Windows\System32\unregmp2.exe" /AsyncFirstLogon
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4296
- - C:\Windows\system32\unregmp2.exe
    "C:\Windows\SysNative\unregmp2.exe" /AsyncFirstLogon /REENTRANT
    3⤵
    - Enumerates connected drives
    - Suspicious use of AdjustPrivilegeToken
    PID:4052

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation -p -s upnphost
1⤵
- Drops file in Windows directory
PID:3900

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
384KB

MD5
063793e4ba784832026ec8bc3528f7f1

SHA1
687d03823d7ab8954826f753a645426cff3c5db4

SHA256
cb153cb703aea1ba1afe2614cffb086fa781646a285c5ac37354ee933a29cedd

SHA512
225910c24052dfdf7fca574b12ecef4eb68e990167010f80d7136f03ac6e7faa33233685cbf37b38ee626bb22ff3afeee39e597080e429be3ec241fb30af40c6

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

Filesize
1024KB

MD5
9d7f20b97f38f29d48e849e9b1b17700

SHA1
eb5b531f69baa8aaa30f8c788ef33de3b8b60c3e

SHA256
29085dba7c0246345a1805f48c539047e9e75ff0bc8f9c25eede1bdee88bc4bd

SHA512
cb45c9cef6dbfd730bfb072689509f668dc430a1d3dfdd520356b2dff4d5fec94a02e9f6ac7d3839fa35aeea5f86188d400aba3e0c8f7155b90ba4a0cb50feb6

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
2cabd41e6eeb9a568654ad90bc2b2acd

SHA1
e24a94f85c39fbd4ac2e6fb538a96a031b56d2a5

SHA256
df84d906e3626160804e8e356aa3199b6a376d8b3367da5d66a0e9e5bae750e3

SHA512
5e23de01fc316719f45fe4cb52c45388a8b830fd5a1f387956735fff6f500235aa045dda55d2885aece509614116d113a9d5ebecdc004d967813c2943f82c5bf

Download Submit
memory/3744-35-0x0000000009850000-0x0000000009860000-memory.dmp

Filesize
64KB

Download
memory/3744-34-0x0000000009850000-0x0000000009860000-memory.dmp

Filesize
64KB

Download
memory/3744-39-0x0000000009850000-0x0000000009860000-memory.dmp

Filesize
64KB

Download
memory/3744-38-0x0000000009850000-0x0000000009860000-memory.dmp

Filesize
64KB

Download
memory/3744-37-0x0000000009850000-0x0000000009860000-memory.dmp

Filesize
64KB

Download
memory/3744-41-0x0000000009850000-0x0000000009860000-memory.dmp

Filesize
64KB

Download
memory/3744-40-0x0000000009850000-0x0000000009860000-memory.dmp

Filesize
64KB

Download
memory/3744-36-0x0000000009850000-0x0000000009860000-memory.dmp

Filesize
64KB

Download
memory/3744-33-0x0000000004F70000-0x0000000004F80000-memory.dmp

Filesize
64KB

Download