8f942b9b3fe7d4bfd18cc1cea35fd296c7bf63d8a96d64e0194a8f4b6db640b4

Analysis

max time kernel
36s
max time network
45s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
02-12-2022 16:55

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General

Target

8f942b9b3fe7d4bfd18cc1cea35fd296c7bf63d8a96d64e0194a8f4b6db640b4.exe
Size

48KB
MD5

0d739fb4b27f8a656ca5d432db762060
SHA1

f453f115229e41c39e79ba7b81fb0273727ca08a
SHA256

8f942b9b3fe7d4bfd18cc1cea35fd296c7bf63d8a96d64e0194a8f4b6db640b4
SHA512

125b2e165a0c9637b55c36273b8d9fc5ea29ee670605108c3beb04f1468e10c04694182f065085787c677ec6c2413ac5a5fc13c208c3db49dd28b3001e23fab6
SSDEEP

768:hbdl2E31J4yBx4LZekcf/GmephJhwt9x/7u:tdl2Er4GxeeFGAtfu

Score

8^/10

persistence

Malware Config

Signatures

Modifies Installed Components in the registry 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{39707AD4-A1CD-8A19-4F50-A196DD01F3A1}	8f942b9b3fe7d4bfd18cc1cea35fd296c7bf63d8a96d64e0194a8f4b6db640b4.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{39707AD4-A1CD-8A19-4F50-A196DD01F3A1}\stubpath = "%SystemRoot%\\system32\\V3Medic.exe"	8f942b9b3fe7d4bfd18cc1cea35fd296c7bf63d8a96d64e0194a8f4b6db640b4.exe

Deletes itself 1 IoCs

pid	Process
976	cmd.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\V3Medic.exe	8f942b9b3fe7d4bfd18cc1cea35fd296c7bf63d8a96d64e0194a8f4b6db640b4.exe
File created	C:\Windows\SysWOW64\V3Medic.exe	8f942b9b3fe7d4bfd18cc1cea35fd296c7bf63d8a96d64e0194a8f4b6db640b4.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	1080	8f942b9b3fe7d4bfd18cc1cea35fd296c7bf63d8a96d64e0194a8f4b6db640b4.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1080 wrote to memory of 2016	1080	8f942b9b3fe7d4bfd18cc1cea35fd296c7bf63d8a96d64e0194a8f4b6db640b4.exe	28
PID 1080 wrote to memory of 2016	1080	8f942b9b3fe7d4bfd18cc1cea35fd296c7bf63d8a96d64e0194a8f4b6db640b4.exe	28
PID 1080 wrote to memory of 2016	1080	8f942b9b3fe7d4bfd18cc1cea35fd296c7bf63d8a96d64e0194a8f4b6db640b4.exe	28
PID 1080 wrote to memory of 2016	1080	8f942b9b3fe7d4bfd18cc1cea35fd296c7bf63d8a96d64e0194a8f4b6db640b4.exe	28
PID 1080 wrote to memory of 976	1080	8f942b9b3fe7d4bfd18cc1cea35fd296c7bf63d8a96d64e0194a8f4b6db640b4.exe	29
PID 1080 wrote to memory of 976	1080	8f942b9b3fe7d4bfd18cc1cea35fd296c7bf63d8a96d64e0194a8f4b6db640b4.exe	29
PID 1080 wrote to memory of 976	1080	8f942b9b3fe7d4bfd18cc1cea35fd296c7bf63d8a96d64e0194a8f4b6db640b4.exe	29
PID 1080 wrote to memory of 976	1080	8f942b9b3fe7d4bfd18cc1cea35fd296c7bf63d8a96d64e0194a8f4b6db640b4.exe	29

C:\Users\Admin\AppData\Local\Temp\8f942b9b3fe7d4bfd18cc1cea35fd296c7bf63d8a96d64e0194a8f4b6db640b4.exe
"C:\Users\Admin\AppData\Local\Temp\8f942b9b3fe7d4bfd18cc1cea35fd296c7bf63d8a96d64e0194a8f4b6db640b4.exe"
1⤵
- Modifies Installed Components in the registry
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1080
- C:\Windows\SysWOW64\reg.exe
  reg delete "HKEY_CURRENT_USER\Software\Microsoft\Active Setup\Installed Components\{39707AD4-A1CD-8A19-4F50-A196DD01F3A1}" /f
  2⤵
  PID:2016
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c del C:\Users\Admin\AppData\Local\Temp\8F942B~1.EXE > nul
  2⤵
  - Deletes itself
  PID:976

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/976-55-0x0000000000000000-mapping.dmp

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memory/2016-54-0x0000000000000000-mapping.dmp

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