5cdce2d6eec92ebff2c1158db97c2f7771c672ece0959c964331addb2de01194

Analysis

max time kernel
146s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
24/12/2023, 21:39

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General

Target

135b1191a955b924d07f53c5ce2a31ad.exe
Size

298KB
MD5

135b1191a955b924d07f53c5ce2a31ad
SHA1

8eeec6db1304062d8d5675af423187168306869c
SHA256

5cdce2d6eec92ebff2c1158db97c2f7771c672ece0959c964331addb2de01194
SHA512

89b33aaeba35d38fdfc59be64a6c998e4079ce6251d52cd460872301c1fec5d0b12f788a2b23cc6013a83c0a89a2ae5b7fc8056645563ae93bd6fee3ef67afd7
SSDEEP

6144:W6QcDGsSQMsYHDQAnwOYS2BiVqx394VpMolap/jyH6/:HrGscxHDQNtSHC9WDg

Score

10^/10

persistence

Malware Config

Signatures

Modifies WinLogon for persistence 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\userinit = "C:\\Windows\\system32\\userinit.exe,C:\\Users\\Admin\\AppData\\Local\\Temp\\135B11~1.EXE,"	135b1191a955b924d07f53c5ce2a31ad.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\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\userinit = "C:\\Users\\Admin\\AppData\\Local\\Temp\\135B11~1.EXE"	135b1191a955b924d07f53c5ce2a31ad.exe

Modifies WinLogon 2 TTPs 2 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\c8bfdb0f = "\x1b;\t«MÐ\x12\x1bôL\x1c´ àú@¸é;Ê\\Y<rþØ9£\x15ý½ÐÃ\x1c.hí£Éb8\x1f>\u0090¥b\r4\x02“<=º/õšÃ\u00a0\x14\x03\f„Z©\u0090Y#\x15¾û±\x1b&¸P\x0eÓ\x01nO\x7fg\x06Ø!ÛOy\x01\x1fx\t©ã.U¥Øi§ó\u00a0\x03yO³C`±XOÓKg¸ÖPÑ¸p8)¸ŸE/\x17æöø¹\x19%oh5;èÓþÞ!Qn)p¹~uè\x0f¨i-7ø•\x11\x0f5&M8WxÝ8¸_¡x{uÉæí0U¹Y'\x17 xh©Ùž\x18\u008d7ã\x0eká\rØ\x1063£\u00a0§Ùûƒ1\r \b\u0090F_M‹S®‹\x1e€gqXIàñ\x19Íáã'¥Æ\x1eAiÍ(_58pÑ\x10\x18Î8?aåÅ¿æ¨Ûé\x19\x01éð"	135b1191a955b924d07f53c5ce2a31ad.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\System = "C:\\Users\\Admin\\AppData\\Local\\Temp\\135B11~1.EXE"	135b1191a955b924d07f53c5ce2a31ad.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
4560	135b1191a955b924d07f53c5ce2a31ad.exe
4560	135b1191a955b924d07f53c5ce2a31ad.exe
4560	135b1191a955b924d07f53c5ce2a31ad.exe
4560	135b1191a955b924d07f53c5ce2a31ad.exe
4560	135b1191a955b924d07f53c5ce2a31ad.exe
4560	135b1191a955b924d07f53c5ce2a31ad.exe
4560	135b1191a955b924d07f53c5ce2a31ad.exe
4560	135b1191a955b924d07f53c5ce2a31ad.exe
4560	135b1191a955b924d07f53c5ce2a31ad.exe
4560	135b1191a955b924d07f53c5ce2a31ad.exe
4560	135b1191a955b924d07f53c5ce2a31ad.exe
4560	135b1191a955b924d07f53c5ce2a31ad.exe
4560	135b1191a955b924d07f53c5ce2a31ad.exe
4560	135b1191a955b924d07f53c5ce2a31ad.exe
4560	135b1191a955b924d07f53c5ce2a31ad.exe
4560	135b1191a955b924d07f53c5ce2a31ad.exe
4560	135b1191a955b924d07f53c5ce2a31ad.exe
4560	135b1191a955b924d07f53c5ce2a31ad.exe
4560	135b1191a955b924d07f53c5ce2a31ad.exe
4560	135b1191a955b924d07f53c5ce2a31ad.exe
4560	135b1191a955b924d07f53c5ce2a31ad.exe
4560	135b1191a955b924d07f53c5ce2a31ad.exe
4560	135b1191a955b924d07f53c5ce2a31ad.exe
4560	135b1191a955b924d07f53c5ce2a31ad.exe
4560	135b1191a955b924d07f53c5ce2a31ad.exe
4560	135b1191a955b924d07f53c5ce2a31ad.exe
4560	135b1191a955b924d07f53c5ce2a31ad.exe
4560	135b1191a955b924d07f53c5ce2a31ad.exe
4560	135b1191a955b924d07f53c5ce2a31ad.exe
4560	135b1191a955b924d07f53c5ce2a31ad.exe
4560	135b1191a955b924d07f53c5ce2a31ad.exe
4560	135b1191a955b924d07f53c5ce2a31ad.exe
4560	135b1191a955b924d07f53c5ce2a31ad.exe
4560	135b1191a955b924d07f53c5ce2a31ad.exe
4560	135b1191a955b924d07f53c5ce2a31ad.exe
4560	135b1191a955b924d07f53c5ce2a31ad.exe
4560	135b1191a955b924d07f53c5ce2a31ad.exe
4560	135b1191a955b924d07f53c5ce2a31ad.exe
4560	135b1191a955b924d07f53c5ce2a31ad.exe
4560	135b1191a955b924d07f53c5ce2a31ad.exe
4560	135b1191a955b924d07f53c5ce2a31ad.exe
4560	135b1191a955b924d07f53c5ce2a31ad.exe
4560	135b1191a955b924d07f53c5ce2a31ad.exe
4560	135b1191a955b924d07f53c5ce2a31ad.exe
4560	135b1191a955b924d07f53c5ce2a31ad.exe
4560	135b1191a955b924d07f53c5ce2a31ad.exe
4560	135b1191a955b924d07f53c5ce2a31ad.exe
4560	135b1191a955b924d07f53c5ce2a31ad.exe
4560	135b1191a955b924d07f53c5ce2a31ad.exe
4560	135b1191a955b924d07f53c5ce2a31ad.exe
4560	135b1191a955b924d07f53c5ce2a31ad.exe
4560	135b1191a955b924d07f53c5ce2a31ad.exe
4560	135b1191a955b924d07f53c5ce2a31ad.exe
4560	135b1191a955b924d07f53c5ce2a31ad.exe
4560	135b1191a955b924d07f53c5ce2a31ad.exe
4560	135b1191a955b924d07f53c5ce2a31ad.exe
4560	135b1191a955b924d07f53c5ce2a31ad.exe
4560	135b1191a955b924d07f53c5ce2a31ad.exe
4560	135b1191a955b924d07f53c5ce2a31ad.exe
4560	135b1191a955b924d07f53c5ce2a31ad.exe
4560	135b1191a955b924d07f53c5ce2a31ad.exe
4560	135b1191a955b924d07f53c5ce2a31ad.exe
4560	135b1191a955b924d07f53c5ce2a31ad.exe
4560	135b1191a955b924d07f53c5ce2a31ad.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeSecurityPrivilege	4560	135b1191a955b924d07f53c5ce2a31ad.exe
Token: SeSecurityPrivilege	4560	135b1191a955b924d07f53c5ce2a31ad.exe
Token: SeSecurityPrivilege	4560	135b1191a955b924d07f53c5ce2a31ad.exe
Token: SeSecurityPrivilege	4560	135b1191a955b924d07f53c5ce2a31ad.exe

C:\Users\Admin\AppData\Local\Temp\135b1191a955b924d07f53c5ce2a31ad.exe
"C:\Users\Admin\AppData\Local\Temp\135b1191a955b924d07f53c5ce2a31ad.exe"
1⤵
- Modifies WinLogon for persistence
- Adds Run key to start application
- Modifies WinLogon
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4560

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

Replay Monitor

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Downloads

memory/4560-0-0x000000007FDE0000-0x000000007FE49000-memory.dmp

Filesize
420KB

Download
memory/4560-1-0x0000000000400000-0x0000000000625000-memory.dmp

Filesize
2.1MB

Download
memory/4560-3-0x00000000028F0000-0x00000000029A2000-memory.dmp

Filesize
712KB

Download
memory/4560-4-0x00000000029F0000-0x0000000002AA8000-memory.dmp

Filesize
736KB

Download
memory/4560-6-0x00000000029F0000-0x0000000002AA8000-memory.dmp

Filesize
736KB

Download
memory/4560-7-0x00000000029F0000-0x0000000002AA8000-memory.dmp

Filesize
736KB

Download
memory/4560-9-0x00000000029F0000-0x0000000002AA8000-memory.dmp

Filesize
736KB

Download
memory/4560-10-0x00000000029F0000-0x0000000002AA8000-memory.dmp

Filesize
736KB

Download
memory/4560-64-0x00000000029F0000-0x0000000002AA8000-memory.dmp

Filesize
736KB

Download
memory/4560-74-0x00000000029F0000-0x0000000002AA8000-memory.dmp

Filesize
736KB

Download
memory/4560-80-0x00000000029F0000-0x0000000002AA8000-memory.dmp

Filesize
736KB

Download
memory/4560-84-0x00000000029F0000-0x0000000002AA8000-memory.dmp

Filesize
736KB

Download
memory/4560-79-0x00000000029F0000-0x0000000002AA8000-memory.dmp

Filesize
736KB

Download
memory/4560-94-0x00000000029F0000-0x0000000002AA8000-memory.dmp

Filesize
736KB

Download
memory/4560-97-0x00000000029F0000-0x0000000002AA8000-memory.dmp

Filesize
736KB

Download
memory/4560-102-0x00000000029F0000-0x0000000002AA8000-memory.dmp

Filesize
736KB

Download
memory/4560-111-0x00000000029F0000-0x0000000002AA8000-memory.dmp

Filesize
736KB

Download
memory/4560-116-0x00000000029F0000-0x0000000002AA8000-memory.dmp

Filesize
736KB

Download
memory/4560-112-0x00000000029F0000-0x0000000002AA8000-memory.dmp

Filesize
736KB

Download
memory/4560-110-0x00000000029F0000-0x0000000002AA8000-memory.dmp

Filesize
736KB

Download
memory/4560-109-0x00000000029F0000-0x0000000002AA8000-memory.dmp

Filesize
736KB

Download
memory/4560-108-0x00000000029F0000-0x0000000002AA8000-memory.dmp

Filesize
736KB

Download
memory/4560-107-0x00000000029F0000-0x0000000002AA8000-memory.dmp

Filesize
736KB

Download
memory/4560-106-0x00000000029F0000-0x0000000002AA8000-memory.dmp

Filesize
736KB

Download
memory/4560-105-0x00000000029F0000-0x0000000002AA8000-memory.dmp

Filesize
736KB

Download
memory/4560-104-0x00000000029F0000-0x0000000002AA8000-memory.dmp

Filesize
736KB

Download
memory/4560-103-0x00000000029F0000-0x0000000002AA8000-memory.dmp

Filesize
736KB

Download
memory/4560-100-0x00000000029F0000-0x0000000002AA8000-memory.dmp

Filesize
736KB

Download
memory/4560-99-0x00000000029F0000-0x0000000002AA8000-memory.dmp

Filesize
736KB

Download
memory/4560-96-0x00000000029F0000-0x0000000002AA8000-memory.dmp

Filesize
736KB

Download
memory/4560-78-0x00000000029F0000-0x0000000002AA8000-memory.dmp

Filesize
736KB

Download
memory/4560-77-0x00000000029F0000-0x0000000002AA8000-memory.dmp

Filesize
736KB

Download
memory/4560-76-0x00000000029F0000-0x0000000002AA8000-memory.dmp

Filesize
736KB

Download
memory/4560-75-0x00000000029F0000-0x0000000002AA8000-memory.dmp

Filesize
736KB

Download
memory/4560-73-0x00000000029F0000-0x0000000002AA8000-memory.dmp

Filesize
736KB

Download
memory/4560-72-0x00000000029F0000-0x0000000002AA8000-memory.dmp

Filesize
736KB

Download
memory/4560-71-0x00000000029F0000-0x0000000002AA8000-memory.dmp

Filesize
736KB

Download
memory/4560-70-0x00000000029F0000-0x0000000002AA8000-memory.dmp

Filesize
736KB

Download
memory/4560-69-0x00000000029F0000-0x0000000002AA8000-memory.dmp

Filesize
736KB

Download
memory/4560-68-0x00000000029F0000-0x0000000002AA8000-memory.dmp

Filesize
736KB

Download
memory/4560-67-0x00000000029F0000-0x0000000002AA8000-memory.dmp

Filesize
736KB

Download
memory/4560-66-0x00000000029F0000-0x0000000002AA8000-memory.dmp

Filesize
736KB

Download
memory/4560-65-0x00000000029F0000-0x0000000002AA8000-memory.dmp

Filesize
736KB

Download
memory/4560-63-0x00000000029F0000-0x0000000002AA8000-memory.dmp

Filesize
736KB

Download
memory/4560-62-0x00000000029F0000-0x0000000002AA8000-memory.dmp

Filesize
736KB

Download
memory/4560-318-0x000000007FDE0000-0x000000007FE49000-memory.dmp

Filesize
420KB

Download
memory/4560-439-0x0000000000400000-0x0000000000625000-memory.dmp

Filesize
2.1MB

Download
memory/4560-443-0x00000000029F0000-0x0000000002AA8000-memory.dmp

Filesize
736KB

Download