bc5e048518fd1a97cd0106ec11d3658aacc6751f6386efcb9b2dee3e65e9b295

Analysis

max time kernel
160s
max time network
180s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
20-10-2022 15:17

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General

Target

bc5e048518fd1a97cd0106ec11d3658aacc6751f6386efcb9b2dee3e65e9b295.exe
Size

200KB
MD5

416973ff2327f565f4c121d384115dbf
SHA1

06f9993b887ade65d60575867ec92a9194b2f91c
SHA256

bc5e048518fd1a97cd0106ec11d3658aacc6751f6386efcb9b2dee3e65e9b295
SHA512

d010e4c3710891d65c5944b02ed23eb7f4785feb29011c74c196d459a3cacb707edb7898d19abd412c4e7dab79376aed042a2df839af2ffb775cb71bc7e8d0cf
SSDEEP

6144:F0zTTCTee2f2cKpFynL/w6Nz40VCk0unquc6LdMjK:F0BKpUnTw6Nziu

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\{93173A6A-397C-4320-7FED-8A51550B1A16}	bc5e048518fd1a97cd0106ec11d3658aacc6751f6386efcb9b2dee3e65e9b295.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{93173A6A-397C-4320-7FED-8A51550B1A16}\stubpath = "%SystemRoot%\\system32\\V3Medic.exe"	bc5e048518fd1a97cd0106ec11d3658aacc6751f6386efcb9b2dee3e65e9b295.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\V3Medic.exe	bc5e048518fd1a97cd0106ec11d3658aacc6751f6386efcb9b2dee3e65e9b295.exe
File created	C:\Windows\SysWOW64\V3Medic.exe	bc5e048518fd1a97cd0106ec11d3658aacc6751f6386efcb9b2dee3e65e9b295.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	4752	bc5e048518fd1a97cd0106ec11d3658aacc6751f6386efcb9b2dee3e65e9b295.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4752 wrote to memory of 4668	4752	bc5e048518fd1a97cd0106ec11d3658aacc6751f6386efcb9b2dee3e65e9b295.exe	81
PID 4752 wrote to memory of 4668	4752	bc5e048518fd1a97cd0106ec11d3658aacc6751f6386efcb9b2dee3e65e9b295.exe	81
PID 4752 wrote to memory of 4668	4752	bc5e048518fd1a97cd0106ec11d3658aacc6751f6386efcb9b2dee3e65e9b295.exe	81
PID 4752 wrote to memory of 116	4752	bc5e048518fd1a97cd0106ec11d3658aacc6751f6386efcb9b2dee3e65e9b295.exe	86
PID 4752 wrote to memory of 116	4752	bc5e048518fd1a97cd0106ec11d3658aacc6751f6386efcb9b2dee3e65e9b295.exe	86
PID 4752 wrote to memory of 116	4752	bc5e048518fd1a97cd0106ec11d3658aacc6751f6386efcb9b2dee3e65e9b295.exe	86

C:\Users\Admin\AppData\Local\Temp\bc5e048518fd1a97cd0106ec11d3658aacc6751f6386efcb9b2dee3e65e9b295.exe
"C:\Users\Admin\AppData\Local\Temp\bc5e048518fd1a97cd0106ec11d3658aacc6751f6386efcb9b2dee3e65e9b295.exe"
1⤵
- Modifies Installed Components in the registry
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4752
- C:\Windows\SysWOW64\reg.exe
  reg delete "HKEY_CURRENT_USER\Software\Microsoft\Active Setup\Installed Components\{93173A6A-397C-4320-7FED-8A51550B1A16}" /f
  2⤵
  PID:4668
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c del C:\Users\Admin\AppData\Local\Temp\BC5E04~1.EXE > nul
  2⤵
  PID:116

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/116-133-0x0000000000000000-mapping.dmp

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memory/4668-132-0x0000000000000000-mapping.dmp

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