bdccd2f1649d58f257ba32f083031727a87cb9f51ea78db4fd41e7f40b79d95a

Analysis

max time kernel
36s
max time network
31s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
03/12/2022, 01:11

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General

Target

bdccd2f1649d58f257ba32f083031727a87cb9f51ea78db4fd41e7f40b79d95a.exe
Size

48KB
MD5

a5a61745ad4806a4a49ba6c32c904f3d
SHA1

035d1f4b445c38a7bde75f1746397e39bb416360
SHA256

bdccd2f1649d58f257ba32f083031727a87cb9f51ea78db4fd41e7f40b79d95a
SHA512

e513ba137e5651af44a9d9b49b2cdff270ad95119d6272aa8d4fbf8722e40dd2c47103137303a8b985b052d93d6a3bc9aa8c74b6ab8111676c9554f9ff66b1a6
SSDEEP

768:hbdl2E31J4yBx4LZekcf/GmephJhwt9x/79:tdl2Er4GxeeFGAtf9

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\{0CF1D353-95AE-44D7-714C-FF46EDD4CDC8}	bdccd2f1649d58f257ba32f083031727a87cb9f51ea78db4fd41e7f40b79d95a.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{0CF1D353-95AE-44D7-714C-FF46EDD4CDC8}\stubpath = "%SystemRoot%\\system32\\V3Medic.exe"	bdccd2f1649d58f257ba32f083031727a87cb9f51ea78db4fd41e7f40b79d95a.exe

Deletes itself 1 IoCs

pid	Process
1224	cmd.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\V3Medic.exe	bdccd2f1649d58f257ba32f083031727a87cb9f51ea78db4fd41e7f40b79d95a.exe
File opened for modification	C:\Windows\SysWOW64\V3Medic.exe	bdccd2f1649d58f257ba32f083031727a87cb9f51ea78db4fd41e7f40b79d95a.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	848	bdccd2f1649d58f257ba32f083031727a87cb9f51ea78db4fd41e7f40b79d95a.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 848 wrote to memory of 1308	848	bdccd2f1649d58f257ba32f083031727a87cb9f51ea78db4fd41e7f40b79d95a.exe	28
PID 848 wrote to memory of 1308	848	bdccd2f1649d58f257ba32f083031727a87cb9f51ea78db4fd41e7f40b79d95a.exe	28
PID 848 wrote to memory of 1308	848	bdccd2f1649d58f257ba32f083031727a87cb9f51ea78db4fd41e7f40b79d95a.exe	28
PID 848 wrote to memory of 1308	848	bdccd2f1649d58f257ba32f083031727a87cb9f51ea78db4fd41e7f40b79d95a.exe	28
PID 848 wrote to memory of 1224	848	bdccd2f1649d58f257ba32f083031727a87cb9f51ea78db4fd41e7f40b79d95a.exe	30
PID 848 wrote to memory of 1224	848	bdccd2f1649d58f257ba32f083031727a87cb9f51ea78db4fd41e7f40b79d95a.exe	30
PID 848 wrote to memory of 1224	848	bdccd2f1649d58f257ba32f083031727a87cb9f51ea78db4fd41e7f40b79d95a.exe	30
PID 848 wrote to memory of 1224	848	bdccd2f1649d58f257ba32f083031727a87cb9f51ea78db4fd41e7f40b79d95a.exe	30

C:\Users\Admin\AppData\Local\Temp\bdccd2f1649d58f257ba32f083031727a87cb9f51ea78db4fd41e7f40b79d95a.exe
"C:\Users\Admin\AppData\Local\Temp\bdccd2f1649d58f257ba32f083031727a87cb9f51ea78db4fd41e7f40b79d95a.exe"
1⤵
- Modifies Installed Components in the registry
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:848
- C:\Windows\SysWOW64\reg.exe
  reg delete "HKEY_CURRENT_USER\Software\Microsoft\Active Setup\Installed Components\{0CF1D353-95AE-44D7-714C-FF46EDD4CDC8}" /f
  2⤵
  PID:1308
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c del C:\Users\Admin\AppData\Local\Temp\BDCCD2~1.EXE > nul
  2⤵
  - Deletes itself
  PID:1224

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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