cc1518d84a676a21d4696662f7ff60b64182d7278807a8f76f72f1af564bc270

Analysis

max time kernel
148s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
03/10/2022, 00:41

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General

Target

cc1518d84a676a21d4696662f7ff60b64182d7278807a8f76f72f1af564bc270.exe
Size

86KB
MD5

6ee434705a08d73542cf90266e0f6101
SHA1

e7309e6cef5e3887b0657fdd4bd937646abb4fbd
SHA256

cc1518d84a676a21d4696662f7ff60b64182d7278807a8f76f72f1af564bc270
SHA512

28f77a20a03e679fdb838fe0a5cf6ba90be3afcec9956824a07ebab6d1d1a8366d0c7b38332c016872a021d17e058eec6826094b45d58a227f6ac4cc0df638b3
SSDEEP

384:JhGIlsL/fOkPLOJpZpHG9VMuqwd4+OQV4Sy+Q7aYQsMzRBuo7qV+6UohhRmDfyMr:JhGIefOkPLQpQOwddcp7jMz7qV+3oMBr

Score

10^/10

persistence

Malware Config

Signatures

Modifies WinLogon for persistence 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe,C:\\RECYCLER\\S-1-5-21-0243556031-888888379-781863308-64178\\peacewm98.exe"	cc1518d84a676a21d4696662f7ff60b64182d7278807a8f76f72f1af564bc270.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows\CurrentVersion\Run	cc1518d84a676a21d4696662f7ff60b64182d7278807a8f76f72f1af564bc270.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\peacewm98 = "C:\\RECYCLER\\S-1-5-21-0243556031-888888379-781863308-64178\\peacewm98.exe"	cc1518d84a676a21d4696662f7ff60b64182d7278807a8f76f72f1af564bc270.exe

Drops desktop.ini file(s) 1 IoCs

description	ioc	Process
File created	C:\RECYCLER\S-1-5-21-0243556031-888888379-781863308-64178\Desktop.ini	cc1518d84a676a21d4696662f7ff60b64182d7278807a8f76f72f1af564bc270.exe

Modifies WinLogon 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Taskman = "C:\\RECYCLER\\S-1-5-21-0243556031-888888379-781863308-64178\\peacewm98.exe"	cc1518d84a676a21d4696662f7ff60b64182d7278807a8f76f72f1af564bc270.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1276 set thread context of 1308	1276	cc1518d84a676a21d4696662f7ff60b64182d7278807a8f76f72f1af564bc270.exe	84

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1308	cc1518d84a676a21d4696662f7ff60b64182d7278807a8f76f72f1af564bc270.exe
1308	cc1518d84a676a21d4696662f7ff60b64182d7278807a8f76f72f1af564bc270.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1276 wrote to memory of 1308	1276	cc1518d84a676a21d4696662f7ff60b64182d7278807a8f76f72f1af564bc270.exe	84
PID 1276 wrote to memory of 1308	1276	cc1518d84a676a21d4696662f7ff60b64182d7278807a8f76f72f1af564bc270.exe	84
PID 1276 wrote to memory of 1308	1276	cc1518d84a676a21d4696662f7ff60b64182d7278807a8f76f72f1af564bc270.exe	84
PID 1276 wrote to memory of 1308	1276	cc1518d84a676a21d4696662f7ff60b64182d7278807a8f76f72f1af564bc270.exe	84
PID 1276 wrote to memory of 1308	1276	cc1518d84a676a21d4696662f7ff60b64182d7278807a8f76f72f1af564bc270.exe	84
PID 1276 wrote to memory of 1308	1276	cc1518d84a676a21d4696662f7ff60b64182d7278807a8f76f72f1af564bc270.exe	84
PID 1276 wrote to memory of 1308	1276	cc1518d84a676a21d4696662f7ff60b64182d7278807a8f76f72f1af564bc270.exe	84
PID 1276 wrote to memory of 1308	1276	cc1518d84a676a21d4696662f7ff60b64182d7278807a8f76f72f1af564bc270.exe	84
PID 1308 wrote to memory of 760	1308	cc1518d84a676a21d4696662f7ff60b64182d7278807a8f76f72f1af564bc270.exe	47
PID 1308 wrote to memory of 760	1308	cc1518d84a676a21d4696662f7ff60b64182d7278807a8f76f72f1af564bc270.exe	47
PID 1308 wrote to memory of 760	1308	cc1518d84a676a21d4696662f7ff60b64182d7278807a8f76f72f1af564bc270.exe	47

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:760
- C:\Users\Admin\AppData\Local\Temp\cc1518d84a676a21d4696662f7ff60b64182d7278807a8f76f72f1af564bc270.exe
  "C:\Users\Admin\AppData\Local\Temp\cc1518d84a676a21d4696662f7ff60b64182d7278807a8f76f72f1af564bc270.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  PID:1276
- - C:\Users\Admin\AppData\Local\Temp\cc1518d84a676a21d4696662f7ff60b64182d7278807a8f76f72f1af564bc270.exe
    "C:\Users\Admin\AppData\Local\Temp\cc1518d84a676a21d4696662f7ff60b64182d7278807a8f76f72f1af564bc270.exe"
    3⤵
    - Modifies WinLogon for persistence
    - Adds Run key to start application
    - Drops desktop.ini file(s)
    - Modifies WinLogon
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of WriteProcessMemory
    PID:1308

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Winlogon Helper DLL

T1004

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1276-132-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/1276-135-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/1308-134-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/1308-137-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download