8691b062692d02646bda53ce29704be256194eeff0d51572c92c5901161b0d95

Analysis

max time kernel
150s
max time network
49s
platform
windows7_x64
resource
win7-20220901-en
resource tags

arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
submitted
28/10/2022, 23:12

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General

Target

8691b062692d02646bda53ce29704be256194eeff0d51572c92c5901161b0d95.dll
Size

38KB
MD5

0abff272e072e4c1d51cf719121bf0d0
SHA1

23accf7a71e3a2ecc520185fdbc1e554a0eda13b
SHA256

8691b062692d02646bda53ce29704be256194eeff0d51572c92c5901161b0d95
SHA512

e25a2acccfab05b8f8838d741486d10abd44fe388ecdfb487a4bbd51bfc4634c0913fdfe5a0496b1646eb50f6a2f420b4233dfa10f9c6ac7b5e7835e5fe971e2
SSDEEP

768:lsKAXgRmHaYQ31W+/FP9vGN7UmeukdPxbCmYLx4oQg700rWe:Z3mQlFdpGNYbukdPxbCmYa1Onqe

Score

10^/10

persistence

Malware Config

Signatures

Adds autorun key to be loaded by Explorer.exe on startup 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\ShellServiceObjectDelayLoad	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\ShellServiceObjectDelayLoad\8691b062692d02646bda53ce29704be256194eeff0d51572c92c5901161b0d95 = "{12956c2b-c88c-45e9-9298-3ba104f0650e}"	rundll32.exe

Modifies registry class 5 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{12956c2b-c88c-45e9-9298-3ba104f0650e}	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{12956c2b-c88c-45e9-9298-3ba104f0650e}\InProcServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\8691b062692d02646bda53ce29704be256194eeff0d51572c92c5901161b0d95.dll"	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{12956c2b-c88c-45e9-9298-3ba104f0650e}\InProcServer32	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1168 wrote to memory of 1996	1168	rundll32.exe	27
PID 1168 wrote to memory of 1996	1168	rundll32.exe	27
PID 1168 wrote to memory of 1996	1168	rundll32.exe	27
PID 1168 wrote to memory of 1996	1168	rundll32.exe	27
PID 1168 wrote to memory of 1996	1168	rundll32.exe	27
PID 1168 wrote to memory of 1996	1168	rundll32.exe	27
PID 1168 wrote to memory of 1996	1168	rundll32.exe	27

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\8691b062692d02646bda53ce29704be256194eeff0d51572c92c5901161b0d95.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1168
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\8691b062692d02646bda53ce29704be256194eeff0d51572c92c5901161b0d95.dll,#1
  2⤵
  - Adds autorun key to be loaded by Explorer.exe on startup
  - Modifies registry class
  PID:1996

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1996-55-0x00000000760E1000-0x00000000760E3000-memory.dmp

Filesize
8KB

Download
memory/1996-56-0x0000000010000000-0x0000000010019000-memory.dmp

Filesize
100KB

Download