21cd1cace8528512fa422ce20d76426d9f3a25b794d808e151b16299b00dffde

Analysis

max time kernel
141s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
19/09/2022, 01:07

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General

Target

21cd1cace8528512fa422ce20d76426d9f3a25b794d808e151b16299b00dffde.exe
Size

100KB
MD5

c0e1285cd97b22bd9d55276eed104701
SHA1

2de72a1d5ad2cbf3e04622049352e8bb84ceffa5
SHA256

21cd1cace8528512fa422ce20d76426d9f3a25b794d808e151b16299b00dffde
SHA512

3cb7fbeaa98a55c25758a58101fc0c70f1b4dcd7930fbb4f498dd2804903b6822414948375bea6992a086e2b2e4f10fa9fd63a80bb173cf7b613352942a5c502
SSDEEP

1536:3D+/hMOiO1qne11VfHiToYx0r2i6VpW/ZIa1Lms9d+0F9dH:T+Eeqe1vqToYir2vTWdas3Dt

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\{DC8BCF19-DBE2-3678-E8EF-E2B3234A8CAD}	21cd1cace8528512fa422ce20d76426d9f3a25b794d808e151b16299b00dffde.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{DC8BCF19-DBE2-3678-E8EF-E2B3234A8CAD}\stubpath = "%SystemRoot%\\system32\\GoogleUpdate.exe"	21cd1cace8528512fa422ce20d76426d9f3a25b794d808e151b16299b00dffde.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\GoogleUpdate.exe	21cd1cace8528512fa422ce20d76426d9f3a25b794d808e151b16299b00dffde.exe
File opened for modification	C:\Windows\SysWOW64\GoogleUpdate.exe	21cd1cace8528512fa422ce20d76426d9f3a25b794d808e151b16299b00dffde.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	5040	21cd1cace8528512fa422ce20d76426d9f3a25b794d808e151b16299b00dffde.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 5040 wrote to memory of 4708	5040	21cd1cace8528512fa422ce20d76426d9f3a25b794d808e151b16299b00dffde.exe	80
PID 5040 wrote to memory of 4708	5040	21cd1cace8528512fa422ce20d76426d9f3a25b794d808e151b16299b00dffde.exe	80
PID 5040 wrote to memory of 4708	5040	21cd1cace8528512fa422ce20d76426d9f3a25b794d808e151b16299b00dffde.exe	80
PID 5040 wrote to memory of 1388	5040	21cd1cace8528512fa422ce20d76426d9f3a25b794d808e151b16299b00dffde.exe	82
PID 5040 wrote to memory of 1388	5040	21cd1cace8528512fa422ce20d76426d9f3a25b794d808e151b16299b00dffde.exe	82
PID 5040 wrote to memory of 1388	5040	21cd1cace8528512fa422ce20d76426d9f3a25b794d808e151b16299b00dffde.exe	82

C:\Users\Admin\AppData\Local\Temp\21cd1cace8528512fa422ce20d76426d9f3a25b794d808e151b16299b00dffde.exe
"C:\Users\Admin\AppData\Local\Temp\21cd1cace8528512fa422ce20d76426d9f3a25b794d808e151b16299b00dffde.exe"
1⤵
- Modifies Installed Components in the registry
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5040
- C:\Windows\SysWOW64\reg.exe
  reg delete "HKEY_CURRENT_USER\Software\Microsoft\Active Setup\Installed Components\{DC8BCF19-DBE2-3678-E8EF-E2B3234A8CAD}" /f
  2⤵
  PID:4708
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c del C:\Users\Admin\AppData\Local\Temp\21CD1C~1.EXE > nul
  2⤵
  PID:1388

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/5040-133-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

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memory/5040-135-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

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