00891bf787e2d21066735c46616d35ba33a7d3b2ae09851134af3364f800f2ac

Analysis

max time kernel
150s
max time network
153s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
12/02/2024, 02:11

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General

Target

95f81548abbad001756cc3f97f3877aa.exe
Size

254KB
MD5

95f81548abbad001756cc3f97f3877aa
SHA1

f368d6e47c81640a67d29221869c583950aef9f9
SHA256

00891bf787e2d21066735c46616d35ba33a7d3b2ae09851134af3364f800f2ac
SHA512

e8a14e42396caf472faa57591d70817987a3b1bbf62720dff53df7808f2b7ff428c556bf4b13bb680bc8a7f7a809139ea56d96aee3646e854c351b23b347ab42
SSDEEP

6144:OoRAgaL8J0IN95ccRQPXNBjv6D17F23nS:OoCgn0INT3y/NBbW6

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\\95F815~1.EXE,"	95f81548abbad001756cc3f97f3877aa.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-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Windows\CurrentVersion\Run\userinit = "C:\\Users\\Admin\\AppData\\Local\\Temp\\95F815~1.EXE"	95f81548abbad001756cc3f97f3877aa.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\f5c83d07 = "@\v˜\x05+²ü¯ë\u0081\x02s>O+F\|\x19ÿÈ5J \b°ÛŸêƒMê$\u0090jz$æ¸A«j8çüý¾0á)\x10¹Ìç\u00a0Íz7Á\vˆU\x17\x1eAQ™’äÖÔ¦†—Ï;¾æôt<\x06^k\x0fÞOVO[hŒ<ÿÙû¸óÏ»äq3ÿQy‘.lŽ†œ\u0081ÿ©Q^îA0ñF\v\u0090fPÄkÑï¤^IóFnwÏÑ.¨/±æÙ!tèiï\aþ§¦®\x7f^tÆxq·á¼\x1c\x16Þté¶.XwQ©\|n\a6\v¤(ð\tÌ\x19ðFÁ>yK¤®œ\tÐ\x1eÙÞ‡ÆÓ\fáá\u008fYT\x0fÃè®d\x18gl\|_>Ñì&®CˆŒh\x01¨Ÿ)ÖÇNøÁ”\x1fY\x1eæþÑo\t!Ž0I\x1cpð„^\x0e dC\a”"	95f81548abbad001756cc3f97f3877aa.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\System = "C:\\Users\\Admin\\AppData\\Local\\Temp\\95F815~1.EXE"	95f81548abbad001756cc3f97f3877aa.exe

Suspicious behavior: EnumeratesProcesses 25 IoCs

pid	Process
2328	95f81548abbad001756cc3f97f3877aa.exe
2328	95f81548abbad001756cc3f97f3877aa.exe
2328	95f81548abbad001756cc3f97f3877aa.exe
2328	95f81548abbad001756cc3f97f3877aa.exe
2328	95f81548abbad001756cc3f97f3877aa.exe
2328	95f81548abbad001756cc3f97f3877aa.exe
2328	95f81548abbad001756cc3f97f3877aa.exe
2328	95f81548abbad001756cc3f97f3877aa.exe
2328	95f81548abbad001756cc3f97f3877aa.exe
2328	95f81548abbad001756cc3f97f3877aa.exe
2328	95f81548abbad001756cc3f97f3877aa.exe
2328	95f81548abbad001756cc3f97f3877aa.exe
2328	95f81548abbad001756cc3f97f3877aa.exe
2328	95f81548abbad001756cc3f97f3877aa.exe
2328	95f81548abbad001756cc3f97f3877aa.exe
2328	95f81548abbad001756cc3f97f3877aa.exe
2328	95f81548abbad001756cc3f97f3877aa.exe
2328	95f81548abbad001756cc3f97f3877aa.exe
2328	95f81548abbad001756cc3f97f3877aa.exe
2328	95f81548abbad001756cc3f97f3877aa.exe
2328	95f81548abbad001756cc3f97f3877aa.exe
2328	95f81548abbad001756cc3f97f3877aa.exe
2328	95f81548abbad001756cc3f97f3877aa.exe
2328	95f81548abbad001756cc3f97f3877aa.exe
2328	95f81548abbad001756cc3f97f3877aa.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeSecurityPrivilege	2328	95f81548abbad001756cc3f97f3877aa.exe
Token: SeSecurityPrivilege	2328	95f81548abbad001756cc3f97f3877aa.exe
Token: SeSecurityPrivilege	2328	95f81548abbad001756cc3f97f3877aa.exe
Token: SeSecurityPrivilege	2328	95f81548abbad001756cc3f97f3877aa.exe

C:\Users\Admin\AppData\Local\Temp\95f81548abbad001756cc3f97f3877aa.exe
"C:\Users\Admin\AppData\Local\Temp\95f81548abbad001756cc3f97f3877aa.exe"
1⤵
- Modifies WinLogon for persistence
- Adds Run key to start application
- Modifies WinLogon
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2328

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/2328-0-0x000000007EF40000-0x000000007EFA9000-memory.dmp

Filesize
420KB

Download
memory/2328-1-0x0000000000400000-0x0000000000651000-memory.dmp

Filesize
2.3MB

Download
memory/2328-3-0x0000000002480000-0x0000000002532000-memory.dmp

Filesize
712KB

Download
memory/2328-5-0x0000000002480000-0x0000000002532000-memory.dmp

Filesize
712KB

Download
memory/2328-11-0x0000000002480000-0x0000000002532000-memory.dmp

Filesize
712KB

Download
memory/2328-9-0x0000000002480000-0x0000000002532000-memory.dmp

Filesize
712KB

Download
memory/2328-13-0x0000000002480000-0x0000000002532000-memory.dmp

Filesize
712KB

Download
memory/2328-7-0x0000000002480000-0x0000000002532000-memory.dmp

Filesize
712KB

Download
memory/2328-14-0x00000000027E0000-0x0000000002898000-memory.dmp

Filesize
736KB

Download
memory/2328-16-0x00000000027E0000-0x0000000002898000-memory.dmp

Filesize
736KB

Download
memory/2328-17-0x00000000027E0000-0x0000000002898000-memory.dmp

Filesize
736KB

Download
memory/2328-19-0x00000000027E0000-0x0000000002898000-memory.dmp

Filesize
736KB

Download
memory/2328-42-0x00000000027E0000-0x0000000002898000-memory.dmp

Filesize
736KB

Download
memory/2328-41-0x00000000027E0000-0x0000000002898000-memory.dmp

Filesize
736KB

Download
memory/2328-44-0x00000000027E0000-0x0000000002898000-memory.dmp

Filesize
736KB

Download
memory/2328-43-0x00000000027E0000-0x0000000002898000-memory.dmp

Filesize
736KB

Download
memory/2328-45-0x00000000027E0000-0x0000000002898000-memory.dmp

Filesize
736KB

Download
memory/2328-46-0x00000000027E0000-0x0000000002898000-memory.dmp

Filesize
736KB

Download
memory/2328-47-0x00000000027E0000-0x0000000002898000-memory.dmp

Filesize
736KB

Download
memory/2328-48-0x00000000027E0000-0x0000000002898000-memory.dmp

Filesize
736KB

Download
memory/2328-49-0x00000000027E0000-0x0000000002898000-memory.dmp

Filesize
736KB

Download
memory/2328-51-0x00000000027E0000-0x0000000002898000-memory.dmp

Filesize
736KB

Download
memory/2328-52-0x00000000027E0000-0x0000000002898000-memory.dmp

Filesize
736KB

Download
memory/2328-50-0x00000000027E0000-0x0000000002898000-memory.dmp

Filesize
736KB

Download
memory/2328-53-0x00000000027E0000-0x0000000002898000-memory.dmp

Filesize
736KB

Download
memory/2328-54-0x00000000027E0000-0x0000000002898000-memory.dmp

Filesize
736KB

Download
memory/2328-55-0x00000000027E0000-0x0000000002898000-memory.dmp

Filesize
736KB

Download
memory/2328-56-0x00000000027E0000-0x0000000002898000-memory.dmp

Filesize
736KB

Download
memory/2328-61-0x00000000027E0000-0x0000000002898000-memory.dmp

Filesize
736KB

Download
memory/2328-60-0x00000000027E0000-0x0000000002898000-memory.dmp

Filesize
736KB

Download
memory/2328-59-0x00000000027E0000-0x0000000002898000-memory.dmp

Filesize
736KB

Download
memory/2328-62-0x00000000027E0000-0x0000000002898000-memory.dmp

Filesize
736KB

Download
memory/2328-63-0x00000000027E0000-0x0000000002898000-memory.dmp

Filesize
736KB

Download
memory/2328-66-0x00000000027E0000-0x0000000002898000-memory.dmp

Filesize
736KB

Download
memory/2328-68-0x00000000027E0000-0x0000000002898000-memory.dmp

Filesize
736KB

Download
memory/2328-69-0x00000000027E0000-0x0000000002898000-memory.dmp

Filesize
736KB

Download
memory/2328-67-0x00000000027E0000-0x0000000002898000-memory.dmp

Filesize
736KB

Download
memory/2328-65-0x00000000027E0000-0x0000000002898000-memory.dmp

Filesize
736KB

Download
memory/2328-64-0x00000000027E0000-0x0000000002898000-memory.dmp

Filesize
736KB

Download
memory/2328-70-0x00000000027E0000-0x0000000002898000-memory.dmp

Filesize
736KB

Download
memory/2328-58-0x00000000027E0000-0x0000000002898000-memory.dmp

Filesize
736KB

Download
memory/2328-57-0x00000000027E0000-0x0000000002898000-memory.dmp

Filesize
736KB

Download
memory/2328-71-0x00000000027E0000-0x0000000002898000-memory.dmp

Filesize
736KB

Download
memory/2328-74-0x00000000027E0000-0x0000000002898000-memory.dmp

Filesize
736KB

Download
memory/2328-77-0x00000000027E0000-0x0000000002898000-memory.dmp

Filesize
736KB

Download
memory/2328-78-0x00000000027E0000-0x0000000002898000-memory.dmp

Filesize
736KB

Download
memory/2328-76-0x00000000027E0000-0x0000000002898000-memory.dmp

Filesize
736KB

Download
memory/2328-75-0x00000000027E0000-0x0000000002898000-memory.dmp

Filesize
736KB

Download
memory/2328-83-0x00000000027E0000-0x0000000002898000-memory.dmp

Filesize
736KB

Download
memory/2328-86-0x00000000027E0000-0x0000000002898000-memory.dmp

Filesize
736KB

Download
memory/2328-85-0x00000000027E0000-0x0000000002898000-memory.dmp

Filesize
736KB

Download
memory/2328-81-0x00000000027E0000-0x0000000002898000-memory.dmp

Filesize
736KB

Download
memory/2328-73-0x00000000027E0000-0x0000000002898000-memory.dmp

Filesize
736KB

Download
memory/2328-72-0x00000000027E0000-0x0000000002898000-memory.dmp

Filesize
736KB

Download
memory/2328-1292-0x000000007EF40000-0x000000007EFA9000-memory.dmp

Filesize
420KB

Download
memory/2328-1550-0x0000000000400000-0x0000000000651000-memory.dmp

Filesize
2.3MB

Download
memory/2328-1937-0x00000000027E0000-0x0000000002898000-memory.dmp

Filesize
736KB

Download