192a85f97aec7002f879623767d76249564b8a650cf5a93fc35a4758c89abfce

Analysis

max time kernel
184s
max time network
231s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
01/12/2022, 05:51

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General

Target

192a85f97aec7002f879623767d76249564b8a650cf5a93fc35a4758c89abfce.exe
Size

291KB
MD5

501ed681392d8d4e1198e6107b68bdd6
SHA1

8818e4787c37083c2c5b3f8f75bc4ad2543ca494
SHA256

192a85f97aec7002f879623767d76249564b8a650cf5a93fc35a4758c89abfce
SHA512

1d7059ef202ef0f0236eca76a0e769e11bde94496dcb1f8e14a7e9c4926428b18ae84474edcba56f2e9a1f22675ed5f7d1633dca1b2e64ff0cf15c983bf5addd
SSDEEP

6144:7SPej94rIU0Feq9MPCaM1jInxuVPn5TrJtaN7wKRZR3HELm7RMTB2:2PejrU0QYMPC/1OS5NIcAR3KmQB2

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\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\userinit = "C:\\Windows\\system32\\userinit.exe,C:\\Users\\Admin\\AppData\\Local\\Temp\\192A85~1.EXE,"	192a85f97aec7002f879623767d76249564b8a650cf5a93fc35a4758c89abfce.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\userinit = "C:\\Users\\Admin\\AppData\\Local\\Temp\\192A85~1.EXE"	192a85f97aec7002f879623767d76249564b8a650cf5a93fc35a4758c89abfce.exe

Modifies WinLogon 2 TTPs 2 IoCs

persistence

Winlogon Helper DLL

T1004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\System = "C:\\Users\\Admin\\AppData\\Local\\Temp\\192A85~1.EXE"	192a85f97aec7002f879623767d76249564b8a650cf5a93fc35a4758c89abfce.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\eb105662 = "ÃÙ´œ\vÎÏx¬¹ÁìÀýI\n"	192a85f97aec7002f879623767d76249564b8a650cf5a93fc35a4758c89abfce.exe

Suspicious behavior: EnumeratesProcesses 7 IoCs

pid	Process
1668	192a85f97aec7002f879623767d76249564b8a650cf5a93fc35a4758c89abfce.exe
1668	192a85f97aec7002f879623767d76249564b8a650cf5a93fc35a4758c89abfce.exe
1668	192a85f97aec7002f879623767d76249564b8a650cf5a93fc35a4758c89abfce.exe
1668	192a85f97aec7002f879623767d76249564b8a650cf5a93fc35a4758c89abfce.exe
1668	192a85f97aec7002f879623767d76249564b8a650cf5a93fc35a4758c89abfce.exe
1668	192a85f97aec7002f879623767d76249564b8a650cf5a93fc35a4758c89abfce.exe
1668	192a85f97aec7002f879623767d76249564b8a650cf5a93fc35a4758c89abfce.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeSecurityPrivilege	1668	192a85f97aec7002f879623767d76249564b8a650cf5a93fc35a4758c89abfce.exe
Token: SeSecurityPrivilege	1668	192a85f97aec7002f879623767d76249564b8a650cf5a93fc35a4758c89abfce.exe
Token: SeSecurityPrivilege	1668	192a85f97aec7002f879623767d76249564b8a650cf5a93fc35a4758c89abfce.exe
Token: SeSecurityPrivilege	1668	192a85f97aec7002f879623767d76249564b8a650cf5a93fc35a4758c89abfce.exe

C:\Users\Admin\AppData\Local\Temp\192a85f97aec7002f879623767d76249564b8a650cf5a93fc35a4758c89abfce.exe
"C:\Users\Admin\AppData\Local\Temp\192a85f97aec7002f879623767d76249564b8a650cf5a93fc35a4758c89abfce.exe"
1⤵
- Modifies WinLogon for persistence
- Adds Run key to start application
- Modifies WinLogon
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1668

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

Replay Monitor

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Downloads

memory/1668-54-0x0000000000400000-0x00000000009AE000-memory.dmp

Filesize
5.7MB

Download
memory/1668-55-0x000000007EF40000-0x000000007EFA9000-memory.dmp

Filesize
420KB

Download
memory/1668-56-0x0000000075631000-0x0000000075633000-memory.dmp

Filesize
8KB

Download
memory/1668-57-0x0000000000400000-0x00000000009AE000-memory.dmp

Filesize
5.7MB

Download
memory/1668-58-0x00000000009B0000-0x0000000000A62000-memory.dmp

Filesize
712KB

Download
memory/1668-59-0x00000000009B0000-0x0000000000A62000-memory.dmp

Filesize
712KB

Download
memory/1668-60-0x00000000009B0000-0x0000000000A62000-memory.dmp

Filesize
712KB

Download
memory/1668-63-0x00000000009B0000-0x0000000000A62000-memory.dmp

Filesize
712KB

Download
memory/1668-62-0x00000000009B0000-0x0000000000A62000-memory.dmp

Filesize
712KB

Download
memory/1668-65-0x00000000009B0000-0x0000000000A62000-memory.dmp

Filesize
712KB

Download
memory/1668-66-0x0000000002960000-0x0000000002A18000-memory.dmp

Filesize
736KB

Download
memory/1668-67-0x000000007EF40000-0x000000007EFA9000-memory.dmp

Filesize
420KB

Download
memory/1668-68-0x0000000002960000-0x0000000002A18000-memory.dmp

Filesize
736KB

Download