18aae009159b49223dfe240a637d1128816b7570c38745b40d68df7fb3731fab

Analysis

max time kernel
616s
max time network
1587s
platform
windows10-1703_x64
resource
win10-20240404-en
resource tags

arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
submitted
29/08/2024, 00:33

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General

Target

am_funk.mp4
Size

716KB
MD5

471a782bb8fa6b237ab9b0da9e5f03de
SHA1

a3dc047b46b255b8292731a2f4d8a99cfd53da87
SHA256

18aae009159b49223dfe240a637d1128816b7570c38745b40d68df7fb3731fab
SHA512

60689469eece114e7278b697040c357ed5491d45f3c4aa24c87792a0c7f239af292acf12f0637b7978e464110a3ad5a6b050cd9cc6f94e4744bf34b2b97cf7f1
SSDEEP

12288:NH23a5Qq3aeRNvq3AcEiA6oq3dhyOPrq3JbXCDxCPQq3YFu:NH2Uv3L63AEZ3jyl31COv3Mu

Score

6^/10

discovery

Malware Config

Signatures

Enumerates connected drives 3 TTPs 23 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)	\??\E:	unregmp2.exe
File opened (read-only)	\??\K:	unregmp2.exe
File opened (read-only)	\??\L:	unregmp2.exe
File opened (read-only)	\??\R:	unregmp2.exe
File opened (read-only)	\??\W:	unregmp2.exe
File opened (read-only)	\??\A:	unregmp2.exe
File opened (read-only)	\??\S:	unregmp2.exe
File opened (read-only)	\??\X:	unregmp2.exe
File opened (read-only)	\??\Y:	unregmp2.exe
File opened (read-only)	\??\Z:	unregmp2.exe
File opened (read-only)	\??\U:	unregmp2.exe
File opened (read-only)	\??\G:	unregmp2.exe
File opened (read-only)	\??\I:	unregmp2.exe
File opened (read-only)	\??\J:	unregmp2.exe
File opened (read-only)	\??\M:	unregmp2.exe
File opened (read-only)	\??\O:	unregmp2.exe
File opened (read-only)	\??\P:	unregmp2.exe
File opened (read-only)	\??\Q:	unregmp2.exe
File opened (read-only)	\??\V:	unregmp2.exe
File opened (read-only)	\??\B:	unregmp2.exe
File opened (read-only)	\??\H:	unregmp2.exe
File opened (read-only)	\??\N:	unregmp2.exe
File opened (read-only)	\??\T:	unregmp2.exe

System Location Discovery: System Language Discovery 1 TTPs 3 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	setup_wm.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	unregmp2.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	516	unregmp2.exe
Token: SeCreatePagefilePrivilege	516	unregmp2.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2648 wrote to memory of 3712	2648	wmplayer.exe	74
PID 2648 wrote to memory of 3712	2648	wmplayer.exe	74
PID 2648 wrote to memory of 3712	2648	wmplayer.exe	74
PID 2648 wrote to memory of 32	2648	wmplayer.exe	75
PID 2648 wrote to memory of 32	2648	wmplayer.exe	75
PID 2648 wrote to memory of 32	2648	wmplayer.exe	75
PID 32 wrote to memory of 516	32	unregmp2.exe	76
PID 32 wrote to memory of 516	32	unregmp2.exe	76

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\am_funk.mp4"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2648
- C:\Program Files (x86)\Windows Media Player\setup_wm.exe
  "C:\Program Files (x86)\Windows Media Player\setup_wm.exe" /RunOnce:"C:\Program Files (x86)\Windows Media Player\wmplayer.exe" /prefetch:6 /Open "C:\Users\Admin\AppData\Local\Temp\am_funk.mp4"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3712
- C:\Windows\SysWOW64\unregmp2.exe
  "C:\Windows\System32\unregmp2.exe" /AsyncFirstLogon
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:32
- - C:\Windows\System32\unregmp2.exe
    "C:\Windows\SysNative\unregmp2.exe" /AsyncFirstLogon /REENTRANT
    3⤵
    - Enumerates connected drives
    - Suspicious use of AdjustPrivilegeToken
    PID:516

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
0e807656bd86f2aef7ccf207f963973b

SHA1
27052af8d103d134369e356b793eb88ba873df55

SHA256
c509c498682bec50142782a51785655020bea27652f46e104e07a530c2ff5162

SHA512
e6c7d5e001e8322ccb1abd101d47e7f1401597518f45dd8da1d757728147262bcb3b1f96128f291e0e367c5b34026b401468e4219b27cf3c37a8d434180cd8f3

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C:\Users\Admin\AppData\Local\Microsoft\Windows Media\12.0\WMSDKNS.XML

Filesize
9KB

MD5
7050d5ae8acfbe560fa11073fef8185d

SHA1
5bc38e77ff06785fe0aec5a345c4ccd15752560e

SHA256
cb87767c4a384c24e4a0f88455f59101b1ae7b4fb8de8a5adb4136c5f7ee545b

SHA512
a7a295ac8921bb3dde58d4bcde9372ed59def61d4b7699057274960fa8c1d1a1daff834a93f7a0698e9e5c16db43af05e9fd2d6d7c9232f7d26ffcff5fc5900b

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

Filesize
1KB

MD5
cf7a2d8540386043032e0606328a927b

SHA1
d9a344cf66f3f61223836246c8e9cbcfd49291ff

SHA256
adfb1547e23b9778ea3dc7dea3673433608d18e1f9f54e25d8c7aa3f64adbe2a

SHA512
5d1da0c23e0d92ec46ecee269041deee9aee1acdf494e6e0cd199184df9b34af3b155bbffa6bce05df6bd0ba646d5ded5c7a6c58990ea6c1c8d7cf84fffa1b35

Download Submit