ee0e0807d5a84f43fcdcb7776f9b681e0fcde338b23dd793b8ce76c95ee32ffa

Analysis

max time kernel
34s
max time network
42s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
06/12/2022, 18:37

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General

Target

ee0e0807d5a84f43fcdcb7776f9b681e0fcde338b23dd793b8ce76c95ee32ffa.exe
Size

345KB
MD5

6f403a69d4af7163d86761e4a167b712
SHA1

3550bd0a2494386b0899c8ef3c6a40ebceae5b1b
SHA256

ee0e0807d5a84f43fcdcb7776f9b681e0fcde338b23dd793b8ce76c95ee32ffa
SHA512

dc557de56b27f6aa5afb4227d76120eee62024d0392fd87365c5d565a6e060499b8217e3e00c87a2d0a6b84084a294ae2fccaa8cb7ef278a14439dfc9c3e0e23
SSDEEP

6144:84SSBD8a4i6HooXX7Kt4mrhnK+vhGxKAcqKQHHj0YEL9msxpxY:84SSByHVXnYK+vCcOgYDWXY

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\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\userinit = "userinit.exe,C:\\Windows\\system32\\ntos.exe,"	ee0e0807d5a84f43fcdcb7776f9b681e0fcde338b23dd793b8ce76c95ee32ffa.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\ntos.exe	ee0e0807d5a84f43fcdcb7776f9b681e0fcde338b23dd793b8ce76c95ee32ffa.exe
File created	C:\Windows\SysWOW64\ntos.exe	ee0e0807d5a84f43fcdcb7776f9b681e0fcde338b23dd793b8ce76c95ee32ffa.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1992	ee0e0807d5a84f43fcdcb7776f9b681e0fcde338b23dd793b8ce76c95ee32ffa.exe
1992	ee0e0807d5a84f43fcdcb7776f9b681e0fcde338b23dd793b8ce76c95ee32ffa.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1992	ee0e0807d5a84f43fcdcb7776f9b681e0fcde338b23dd793b8ce76c95ee32ffa.exe

C:\Users\Admin\AppData\Local\Temp\ee0e0807d5a84f43fcdcb7776f9b681e0fcde338b23dd793b8ce76c95ee32ffa.exe
"C:\Users\Admin\AppData\Local\Temp\ee0e0807d5a84f43fcdcb7776f9b681e0fcde338b23dd793b8ce76c95ee32ffa.exe"
1⤵
- Modifies WinLogon for persistence
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1992

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

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/1992-54-0x0000000076141000-0x0000000076143000-memory.dmp

Filesize
8KB

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memory/1992-55-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

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