83b4fa488f51078e0690f2c61c18cc4be369c41c8fc0d7bbf951f0e606df352a

Analysis

max time kernel
22s
max time network
46s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
03/12/2022, 01:10

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target

83b4fa488f51078e0690f2c61c18cc4be369c41c8fc0d7bbf951f0e606df352a.exe
Size

48KB
MD5

fceba464e544d99e1d35363ce2f2060c
SHA1

43e00928d53c7c66874ff14e0e307fd8f24e1287
SHA256

83b4fa488f51078e0690f2c61c18cc4be369c41c8fc0d7bbf951f0e606df352a
SHA512

e2d1653e62c5f797ede5cccf7f797e9c728a931a290be35f5d6795486298b9356146da7ea41c0efe2ab0d4e4e59151fb6a0753becd91651492676bfe1c384498
SSDEEP

384:o+dFOwTlk5EwEUwv8Qy17skYqX0LiTdxL+qCoLEZMSRbzFblq0Wdt1TyJgxwt9I4:o+WGXvry7RhELi3+dDRt6yJywtgCB

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\{DEFE7E66-6878-F033-B55E-F27904E181B9}	83b4fa488f51078e0690f2c61c18cc4be369c41c8fc0d7bbf951f0e606df352a.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{DEFE7E66-6878-F033-B55E-F27904E181B9}\stubpath = "%SystemRoot%\\system32\\V3Medic.exe"	83b4fa488f51078e0690f2c61c18cc4be369c41c8fc0d7bbf951f0e606df352a.exe

Deletes itself 1 IoCs

pid	Process
1600	cmd.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\V3Medic.exe	83b4fa488f51078e0690f2c61c18cc4be369c41c8fc0d7bbf951f0e606df352a.exe
File created	C:\Windows\SysWOW64\V3Medic.exe	83b4fa488f51078e0690f2c61c18cc4be369c41c8fc0d7bbf951f0e606df352a.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	1004	83b4fa488f51078e0690f2c61c18cc4be369c41c8fc0d7bbf951f0e606df352a.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1004 wrote to memory of 1548	1004	83b4fa488f51078e0690f2c61c18cc4be369c41c8fc0d7bbf951f0e606df352a.exe	28
PID 1004 wrote to memory of 1548	1004	83b4fa488f51078e0690f2c61c18cc4be369c41c8fc0d7bbf951f0e606df352a.exe	28
PID 1004 wrote to memory of 1548	1004	83b4fa488f51078e0690f2c61c18cc4be369c41c8fc0d7bbf951f0e606df352a.exe	28
PID 1004 wrote to memory of 1548	1004	83b4fa488f51078e0690f2c61c18cc4be369c41c8fc0d7bbf951f0e606df352a.exe	28
PID 1004 wrote to memory of 1600	1004	83b4fa488f51078e0690f2c61c18cc4be369c41c8fc0d7bbf951f0e606df352a.exe	29
PID 1004 wrote to memory of 1600	1004	83b4fa488f51078e0690f2c61c18cc4be369c41c8fc0d7bbf951f0e606df352a.exe	29
PID 1004 wrote to memory of 1600	1004	83b4fa488f51078e0690f2c61c18cc4be369c41c8fc0d7bbf951f0e606df352a.exe	29
PID 1004 wrote to memory of 1600	1004	83b4fa488f51078e0690f2c61c18cc4be369c41c8fc0d7bbf951f0e606df352a.exe	29

C:\Users\Admin\AppData\Local\Temp\83b4fa488f51078e0690f2c61c18cc4be369c41c8fc0d7bbf951f0e606df352a.exe
"C:\Users\Admin\AppData\Local\Temp\83b4fa488f51078e0690f2c61c18cc4be369c41c8fc0d7bbf951f0e606df352a.exe"
1⤵
- Modifies Installed Components in the registry
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1004
- C:\Windows\SysWOW64\reg.exe
  reg delete "HKEY_CURRENT_USER\Software\Microsoft\Active Setup\Installed Components\{DEFE7E66-6878-F033-B55E-F27904E181B9}" /f
  2⤵
  PID:1548
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c del C:\Users\Admin\AppData\Local\Temp\83B4FA~1.EXE > nul
  2⤵
  - Deletes itself
  PID:1600

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads