67334c1b7f629c04efefbfb466e5996a425af4a43c07a5ce51d4f142222b0de7

General

Target

67334c1b7f629c04efefbfb466e5996a425af4a43c07a5ce51d4f142222b0de7.exe
Size

588KB
MD5

ac514dce9416eb9e4148431016629174
SHA1

b0e1d96605cdc3da995a667a1fdc7189b67bfdcd
SHA256

67334c1b7f629c04efefbfb466e5996a425af4a43c07a5ce51d4f142222b0de7
SHA512

8c485630cae11e23c5eb790aa061681fe161ea390e07731ea7742a9f029806f43eb432eb08af280b301e889a6b4932ae6c6b436b8d78afb333e5cf0ba8e8907a

Score

10^/10

persistence

Malware Config

Signatures

Modifies WinLogon for persistence 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1004

Modify Registry

T1112

Processes:

67334c1b7f629c04efefbfb466e5996a425af4a43c07a5ce51d4f142222b0de7.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\userinit = "C:\\Windows\\system32\\sdra64.exe,"	67334c1b7f629c04efefbfb466e5996a425af4a43c07a5ce51d4f142222b0de7.exe

Drops file in System32 directory 2 IoCs

Processes:

67334c1b7f629c04efefbfb466e5996a425af4a43c07a5ce51d4f142222b0de7.exe

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\sdra64.exe	67334c1b7f629c04efefbfb466e5996a425af4a43c07a5ce51d4f142222b0de7.exe
File created	C:\Windows\SysWOW64\sdra64.exe	67334c1b7f629c04efefbfb466e5996a425af4a43c07a5ce51d4f142222b0de7.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

67334c1b7f629c04efefbfb466e5996a425af4a43c07a5ce51d4f142222b0de7.exe

pid	process
4024	67334c1b7f629c04efefbfb466e5996a425af4a43c07a5ce51d4f142222b0de7.exe
4024	67334c1b7f629c04efefbfb466e5996a425af4a43c07a5ce51d4f142222b0de7.exe
4024	67334c1b7f629c04efefbfb466e5996a425af4a43c07a5ce51d4f142222b0de7.exe
4024	67334c1b7f629c04efefbfb466e5996a425af4a43c07a5ce51d4f142222b0de7.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

67334c1b7f629c04efefbfb466e5996a425af4a43c07a5ce51d4f142222b0de7.exe

description pid process

Token: SeDebugPrivilege 4024 67334c1b7f629c04efefbfb466e5996a425af4a43c07a5ce51d4f142222b0de7.exe

description	pid	process
Token: SeDebugPrivilege	4024	67334c1b7f629c04efefbfb466e5996a425af4a43c07a5ce51d4f142222b0de7.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

67334c1b7f629c04efefbfb466e5996a425af4a43c07a5ce51d4f142222b0de7.exe

description	pid	process	target process
PID 4024 wrote to memory of 548	4024	67334c1b7f629c04efefbfb466e5996a425af4a43c07a5ce51d4f142222b0de7.exe	winlogon.exe
PID 4024 wrote to memory of 548	4024	67334c1b7f629c04efefbfb466e5996a425af4a43c07a5ce51d4f142222b0de7.exe	winlogon.exe
PID 4024 wrote to memory of 548	4024	67334c1b7f629c04efefbfb466e5996a425af4a43c07a5ce51d4f142222b0de7.exe	winlogon.exe
PID 4024 wrote to memory of 548	4024	67334c1b7f629c04efefbfb466e5996a425af4a43c07a5ce51d4f142222b0de7.exe	winlogon.exe
PID 4024 wrote to memory of 548	4024	67334c1b7f629c04efefbfb466e5996a425af4a43c07a5ce51d4f142222b0de7.exe	winlogon.exe
PID 4024 wrote to memory of 548	4024	67334c1b7f629c04efefbfb466e5996a425af4a43c07a5ce51d4f142222b0de7.exe	winlogon.exe
PID 4024 wrote to memory of 548	4024	67334c1b7f629c04efefbfb466e5996a425af4a43c07a5ce51d4f142222b0de7.exe	winlogon.exe
PID 4024 wrote to memory of 548	4024	67334c1b7f629c04efefbfb466e5996a425af4a43c07a5ce51d4f142222b0de7.exe	winlogon.exe
PID 4024 wrote to memory of 548	4024	67334c1b7f629c04efefbfb466e5996a425af4a43c07a5ce51d4f142222b0de7.exe	winlogon.exe
PID 4024 wrote to memory of 548	4024	67334c1b7f629c04efefbfb466e5996a425af4a43c07a5ce51d4f142222b0de7.exe	winlogon.exe
PID 4024 wrote to memory of 548	4024	67334c1b7f629c04efefbfb466e5996a425af4a43c07a5ce51d4f142222b0de7.exe	winlogon.exe
PID 4024 wrote to memory of 548	4024	67334c1b7f629c04efefbfb466e5996a425af4a43c07a5ce51d4f142222b0de7.exe	winlogon.exe
PID 4024 wrote to memory of 548	4024	67334c1b7f629c04efefbfb466e5996a425af4a43c07a5ce51d4f142222b0de7.exe	winlogon.exe
PID 4024 wrote to memory of 548	4024	67334c1b7f629c04efefbfb466e5996a425af4a43c07a5ce51d4f142222b0de7.exe	winlogon.exe
PID 4024 wrote to memory of 548	4024	67334c1b7f629c04efefbfb466e5996a425af4a43c07a5ce51d4f142222b0de7.exe	winlogon.exe
PID 4024 wrote to memory of 548	4024	67334c1b7f629c04efefbfb466e5996a425af4a43c07a5ce51d4f142222b0de7.exe	winlogon.exe
PID 4024 wrote to memory of 548	4024	67334c1b7f629c04efefbfb466e5996a425af4a43c07a5ce51d4f142222b0de7.exe	winlogon.exe
PID 4024 wrote to memory of 548	4024	67334c1b7f629c04efefbfb466e5996a425af4a43c07a5ce51d4f142222b0de7.exe	winlogon.exe
PID 4024 wrote to memory of 548	4024	67334c1b7f629c04efefbfb466e5996a425af4a43c07a5ce51d4f142222b0de7.exe	winlogon.exe
PID 4024 wrote to memory of 548	4024	67334c1b7f629c04efefbfb466e5996a425af4a43c07a5ce51d4f142222b0de7.exe	winlogon.exe
PID 4024 wrote to memory of 548	4024	67334c1b7f629c04efefbfb466e5996a425af4a43c07a5ce51d4f142222b0de7.exe	winlogon.exe
PID 4024 wrote to memory of 548	4024	67334c1b7f629c04efefbfb466e5996a425af4a43c07a5ce51d4f142222b0de7.exe	winlogon.exe
PID 4024 wrote to memory of 548	4024	67334c1b7f629c04efefbfb466e5996a425af4a43c07a5ce51d4f142222b0de7.exe	winlogon.exe
PID 4024 wrote to memory of 548	4024	67334c1b7f629c04efefbfb466e5996a425af4a43c07a5ce51d4f142222b0de7.exe	winlogon.exe
PID 4024 wrote to memory of 548	4024	67334c1b7f629c04efefbfb466e5996a425af4a43c07a5ce51d4f142222b0de7.exe	winlogon.exe
PID 4024 wrote to memory of 548	4024	67334c1b7f629c04efefbfb466e5996a425af4a43c07a5ce51d4f142222b0de7.exe	winlogon.exe
PID 4024 wrote to memory of 548	4024	67334c1b7f629c04efefbfb466e5996a425af4a43c07a5ce51d4f142222b0de7.exe	winlogon.exe
PID 4024 wrote to memory of 548	4024	67334c1b7f629c04efefbfb466e5996a425af4a43c07a5ce51d4f142222b0de7.exe	winlogon.exe
PID 4024 wrote to memory of 548	4024	67334c1b7f629c04efefbfb466e5996a425af4a43c07a5ce51d4f142222b0de7.exe	winlogon.exe
PID 4024 wrote to memory of 548	4024	67334c1b7f629c04efefbfb466e5996a425af4a43c07a5ce51d4f142222b0de7.exe	winlogon.exe
PID 4024 wrote to memory of 548	4024	67334c1b7f629c04efefbfb466e5996a425af4a43c07a5ce51d4f142222b0de7.exe	winlogon.exe
PID 4024 wrote to memory of 548	4024	67334c1b7f629c04efefbfb466e5996a425af4a43c07a5ce51d4f142222b0de7.exe	winlogon.exe
PID 4024 wrote to memory of 548	4024	67334c1b7f629c04efefbfb466e5996a425af4a43c07a5ce51d4f142222b0de7.exe	winlogon.exe
PID 4024 wrote to memory of 548	4024	67334c1b7f629c04efefbfb466e5996a425af4a43c07a5ce51d4f142222b0de7.exe	winlogon.exe
PID 4024 wrote to memory of 548	4024	67334c1b7f629c04efefbfb466e5996a425af4a43c07a5ce51d4f142222b0de7.exe	winlogon.exe
PID 4024 wrote to memory of 548	4024	67334c1b7f629c04efefbfb466e5996a425af4a43c07a5ce51d4f142222b0de7.exe	winlogon.exe
PID 4024 wrote to memory of 548	4024	67334c1b7f629c04efefbfb466e5996a425af4a43c07a5ce51d4f142222b0de7.exe	winlogon.exe
PID 4024 wrote to memory of 548	4024	67334c1b7f629c04efefbfb466e5996a425af4a43c07a5ce51d4f142222b0de7.exe	winlogon.exe
PID 4024 wrote to memory of 548	4024	67334c1b7f629c04efefbfb466e5996a425af4a43c07a5ce51d4f142222b0de7.exe	winlogon.exe
PID 4024 wrote to memory of 548	4024	67334c1b7f629c04efefbfb466e5996a425af4a43c07a5ce51d4f142222b0de7.exe	winlogon.exe
PID 4024 wrote to memory of 548	4024	67334c1b7f629c04efefbfb466e5996a425af4a43c07a5ce51d4f142222b0de7.exe	winlogon.exe
PID 4024 wrote to memory of 548	4024	67334c1b7f629c04efefbfb466e5996a425af4a43c07a5ce51d4f142222b0de7.exe	winlogon.exe
PID 4024 wrote to memory of 548	4024	67334c1b7f629c04efefbfb466e5996a425af4a43c07a5ce51d4f142222b0de7.exe	winlogon.exe
PID 4024 wrote to memory of 548	4024	67334c1b7f629c04efefbfb466e5996a425af4a43c07a5ce51d4f142222b0de7.exe	winlogon.exe
PID 4024 wrote to memory of 548	4024	67334c1b7f629c04efefbfb466e5996a425af4a43c07a5ce51d4f142222b0de7.exe	winlogon.exe
PID 4024 wrote to memory of 548	4024	67334c1b7f629c04efefbfb466e5996a425af4a43c07a5ce51d4f142222b0de7.exe	winlogon.exe
PID 4024 wrote to memory of 548	4024	67334c1b7f629c04efefbfb466e5996a425af4a43c07a5ce51d4f142222b0de7.exe	winlogon.exe
PID 4024 wrote to memory of 548	4024	67334c1b7f629c04efefbfb466e5996a425af4a43c07a5ce51d4f142222b0de7.exe	winlogon.exe
PID 4024 wrote to memory of 548	4024	67334c1b7f629c04efefbfb466e5996a425af4a43c07a5ce51d4f142222b0de7.exe	winlogon.exe
PID 4024 wrote to memory of 548	4024	67334c1b7f629c04efefbfb466e5996a425af4a43c07a5ce51d4f142222b0de7.exe	winlogon.exe
PID 4024 wrote to memory of 548	4024	67334c1b7f629c04efefbfb466e5996a425af4a43c07a5ce51d4f142222b0de7.exe	winlogon.exe
PID 4024 wrote to memory of 548	4024	67334c1b7f629c04efefbfb466e5996a425af4a43c07a5ce51d4f142222b0de7.exe	winlogon.exe
PID 4024 wrote to memory of 548	4024	67334c1b7f629c04efefbfb466e5996a425af4a43c07a5ce51d4f142222b0de7.exe	winlogon.exe
PID 4024 wrote to memory of 548	4024	67334c1b7f629c04efefbfb466e5996a425af4a43c07a5ce51d4f142222b0de7.exe	winlogon.exe
PID 4024 wrote to memory of 548	4024	67334c1b7f629c04efefbfb466e5996a425af4a43c07a5ce51d4f142222b0de7.exe	winlogon.exe
PID 4024 wrote to memory of 548	4024	67334c1b7f629c04efefbfb466e5996a425af4a43c07a5ce51d4f142222b0de7.exe	winlogon.exe
PID 4024 wrote to memory of 548	4024	67334c1b7f629c04efefbfb466e5996a425af4a43c07a5ce51d4f142222b0de7.exe	winlogon.exe
PID 4024 wrote to memory of 548	4024	67334c1b7f629c04efefbfb466e5996a425af4a43c07a5ce51d4f142222b0de7.exe	winlogon.exe
PID 4024 wrote to memory of 548	4024	67334c1b7f629c04efefbfb466e5996a425af4a43c07a5ce51d4f142222b0de7.exe	winlogon.exe
PID 4024 wrote to memory of 548	4024	67334c1b7f629c04efefbfb466e5996a425af4a43c07a5ce51d4f142222b0de7.exe	winlogon.exe
PID 4024 wrote to memory of 548	4024	67334c1b7f629c04efefbfb466e5996a425af4a43c07a5ce51d4f142222b0de7.exe	winlogon.exe
PID 4024 wrote to memory of 548	4024	67334c1b7f629c04efefbfb466e5996a425af4a43c07a5ce51d4f142222b0de7.exe	winlogon.exe
PID 4024 wrote to memory of 548	4024	67334c1b7f629c04efefbfb466e5996a425af4a43c07a5ce51d4f142222b0de7.exe	winlogon.exe
PID 4024 wrote to memory of 548	4024	67334c1b7f629c04efefbfb466e5996a425af4a43c07a5ce51d4f142222b0de7.exe	winlogon.exe

C:\Windows\system32\winlogon.exe
winlogon.exe
1⤵
PID:548

C:\Users\Admin\AppData\Local\Temp\67334c1b7f629c04efefbfb466e5996a425af4a43c07a5ce51d4f142222b0de7.exe
"C:\Users\Admin\AppData\Local\Temp\67334c1b7f629c04efefbfb466e5996a425af4a43c07a5ce51d4f142222b0de7.exe"
1⤵
- Modifies WinLogon for persistence
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4024

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Winlogon Helper DLL

1

T1004

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/4024-114-0x00000000001E0000-0x00000000001F4000-memory.dmp

Filesize
80KB

Download
memory/4024-115-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads