eb0c36faf16ffc1fc25eb998d789ca29859ff4cce6e666a333bc4cd3a4d889f3

Analysis

max time kernel
0s
max time network
132s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
26/12/2023, 12:14

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General

Target

6d9ac314a52622b79f5f151480451cc6.dll
Size

252KB
MD5

6d9ac314a52622b79f5f151480451cc6
SHA1

26956423463fa7eace3fd0b5bbf9063577ac8677
SHA256

eb0c36faf16ffc1fc25eb998d789ca29859ff4cce6e666a333bc4cd3a4d889f3
SHA512

ec18fee4cd89a1dedbe5a9a27fff6bd8ae52feef6f0d1966942069245c4e5ed39fd35655753531b72e66c484d9c948f605bd8b2b05b46bdbb0332ddf91e85709
SSDEEP

6144:GxVs7Iv5/20ZHgfuatIvtTBJL/AO34Rf9u2E:DU+DmvtTrLKZQ2E

Score

8^/10

persistence

Malware Config

Signatures

Sets DLL path for service in the registry 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\.Net CLR\Parameters\ServiceDll = "C:\\Users\\Admin\\AppData\\Local\\Temp\\6d9ac314a52622b79f5f151480451cc6.dll"	rundll32.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1144	rundll32.exe
1144	rundll32.exe
1144	rundll32.exe
1144	rundll32.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	1316	rundll32.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4944 wrote to memory of 1316	4944	rundll32.exe	14
PID 4944 wrote to memory of 1316	4944	rundll32.exe	14
PID 4944 wrote to memory of 1316	4944	rundll32.exe	14
PID 3940 wrote to memory of 1144	3940	svchost.exe	18
PID 3940 wrote to memory of 1144	3940	svchost.exe	18
PID 3940 wrote to memory of 1144	3940	svchost.exe	18

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\6d9ac314a52622b79f5f151480451cc6.dll,#1
1⤵
- Sets DLL path for service in the registry
- Suspicious use of AdjustPrivilegeToken
PID:1316
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c del "C:\Windows\SysWOW64\rundll32.exe" > nul
  2⤵
  PID:4712

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\6d9ac314a52622b79f5f151480451cc6.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4944

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k ".Net CLR"
1⤵
- Suspicious use of WriteProcessMemory
PID:3940
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe "c:\users\admin\appdata\local\temp\6d9ac314a52622b79f5f151480451cc6.dll", Launch
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:1144

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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