388a6597b917818d8ea61e58a8faee79e0df3ec841d694ff66833bac3d225c63

Analysis

max time kernel
148s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
12/03/2024, 17:08

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General

Target

c3e75e89bed539183a64517860cf7b18.exe
Size

129KB
MD5

c3e75e89bed539183a64517860cf7b18
SHA1

e423dc43112c99f2ef2910b88c768c6540b23994
SHA256

388a6597b917818d8ea61e58a8faee79e0df3ec841d694ff66833bac3d225c63
SHA512

2054fe089bc23de2ffd8679f7b57e2141717af5af743dee4964f3e2aeebfd091034fc63cf07763051d09c7a322a203ffdd91a731d9fe4987a27c628981c01373
SSDEEP

3072:ECqPrOlSM4ckJDTw0v+UpXSqCxShLijtk7sl3phkiwxBan:HqPrOlSpJ40rpmyiBphRs+

Score

10^/10

persistence

Malware Config

Signatures

Modifies WinLogon for persistence 2 TTPs 2 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "Explorer.exe C:\\Users\\Admin\\AppData\\Local\\Temp\\c3e75e89bed539183a64517860cf7b18.exe"	c3e75e89bed539183a64517860cf7b18.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Userinit = "C:\\Windows\\system32\\userinit.exe,C:\\Users\\Admin\\AppData\\Local\\Temp\\c3e75e89bed539183a64517860cf7b18.exe"	c3e75e89bed539183a64517860cf7b18.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\svchosta = "C:\\Users\\Admin\\AppData\\Local\\Temp\\c3e75e89bed539183a64517860cf7b18.exe"	c3e75e89bed539183a64517860cf7b18.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 644 set thread context of 4804	644	c3e75e89bed539183a64517860cf7b18.exe	89

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 644 wrote to memory of 4804	644	c3e75e89bed539183a64517860cf7b18.exe	89
PID 644 wrote to memory of 4804	644	c3e75e89bed539183a64517860cf7b18.exe	89
PID 644 wrote to memory of 4804	644	c3e75e89bed539183a64517860cf7b18.exe	89
PID 644 wrote to memory of 4804	644	c3e75e89bed539183a64517860cf7b18.exe	89
PID 644 wrote to memory of 4804	644	c3e75e89bed539183a64517860cf7b18.exe	89
PID 644 wrote to memory of 4804	644	c3e75e89bed539183a64517860cf7b18.exe	89
PID 644 wrote to memory of 4804	644	c3e75e89bed539183a64517860cf7b18.exe	89
PID 644 wrote to memory of 4804	644	c3e75e89bed539183a64517860cf7b18.exe	89
PID 644 wrote to memory of 4804	644	c3e75e89bed539183a64517860cf7b18.exe	89
PID 644 wrote to memory of 4804	644	c3e75e89bed539183a64517860cf7b18.exe	89
PID 644 wrote to memory of 4804	644	c3e75e89bed539183a64517860cf7b18.exe	89
PID 644 wrote to memory of 4804	644	c3e75e89bed539183a64517860cf7b18.exe	89

C:\Users\Admin\AppData\Local\Temp\c3e75e89bed539183a64517860cf7b18.exe
"C:\Users\Admin\AppData\Local\Temp\c3e75e89bed539183a64517860cf7b18.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:644
- C:\Users\Admin\AppData\Local\Temp\c3e75e89bed539183a64517860cf7b18.exe
  C:\Users\Admin\AppData\Local\Temp\c3e75e89bed539183a64517860cf7b18.exe
  2⤵
  - Modifies WinLogon for persistence
  - Adds Run key to start application
  PID:4804

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/644-0-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download
memory/644-3-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download
memory/4804-1-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/4804-4-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/4804-5-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/4804-6-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads