8995ffa8579bb1f063e8d91cd18554bef4091ccde1f2e97c8a6b0308ee4088ef

Analysis

max time kernel
150s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
01/12/2022, 01:25

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General

Target

8995ffa8579bb1f063e8d91cd18554bef4091ccde1f2e97c8a6b0308ee4088ef.dll
Size

16KB
MD5

8e42e25275ea66093d24ea97b6cdab80
SHA1

8f3ba8413f3433b9cdc65349401b3bd165a33c75
SHA256

8995ffa8579bb1f063e8d91cd18554bef4091ccde1f2e97c8a6b0308ee4088ef
SHA512

224556ff49a37ca942e65f1897851dc16129aae6eccc248b8ba5b8e176be7ad893b38693b0c9f6965f055df0cf1212ed758532a1aac99c713534861eeb195814
SSDEEP

384:9bx9prGsDy7N3EGbp/D4yVDgYSEmLsnpBg:j9p5Dy7N3TbD/SIBg

Score

8^/10

persistence

Malware Config

Signatures

Modifies AppInit DLL entries 2 TTPs
persistence

Registry Run Keys / Startup Folder
T1060

Modify Registry
T1112

Modifies registry class 4 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CB4369B6-F362-4e68-8786-0895D86C9D7A}	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CB4369B6-F362-4e68-8786-0895D86C9D7A}\InProcServer32	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CB4369B6-F362-4e68-8786-0895D86C9D7A}\InProcServer32\ = "8995ffa8579bb1f063e8d91cd18554bef4091ccde1f2e97c8a6b0308ee4088ef.dll"	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CB4369B6-F362-4e68-8786-0895D86C9D7A}\InProcServer32\ThreadingModel = "Apartment"	rundll32.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
3188	rundll32.exe
3188	rundll32.exe
3188	rundll32.exe
3188	rundll32.exe
3188	rundll32.exe
3188	rundll32.exe
3188	rundll32.exe
3188	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2724	Explorer.EXE

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	3188	rundll32.exe
Token: SeShutdownPrivilege	2724	Explorer.EXE
Token: SeCreatePagefilePrivilege	2724	Explorer.EXE

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2200 wrote to memory of 3188	2200	rundll32.exe	80
PID 2200 wrote to memory of 3188	2200	rundll32.exe	80
PID 2200 wrote to memory of 3188	2200	rundll32.exe	80
PID 3188 wrote to memory of 2724	3188	rundll32.exe	28

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
PID:2724
- C:\Windows\system32\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\8995ffa8579bb1f063e8d91cd18554bef4091ccde1f2e97c8a6b0308ee4088ef.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2200
- - C:\Windows\SysWOW64\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\8995ffa8579bb1f063e8d91cd18554bef4091ccde1f2e97c8a6b0308ee4088ef.dll,#1
    3⤵
    - Modifies registry class
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:3188

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

Windows 7 deprecation

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