a70fc544fd76d068158a8d86bad3130ed112134462786c85a05f5375740eddad

Analysis

max time kernel
132s
max time network
138s
platform
windows7_x64
resource
win7
submitted
06-09-2020 17:05

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General

Target

a70fc544fd76d068158a8d86bad3130ed112134462786c85a05f5375740eddad.exe
Size

148KB
MD5

82e3060e99dbacdcc8f57a45ba3a6d9e
SHA1

43752d70a00c6d33a4052f946cd5ac48e2909697
SHA256

a70fc544fd76d068158a8d86bad3130ed112134462786c85a05f5375740eddad
SHA512

03217487dd8efc45111ad8cf9fe0ff2fc09e9a512ba8e71536675639b5e61a67b077da8f75a068aaa2c63e0961dfb87535bff8e7430c234cf4cd596f01950e90

Score

10^/10

persistence

Malware Config

Signatures

Modifies WinLogon for persistence 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1004

Modify Registry

T1112

Processes:

a70fc544fd76d068158a8d86bad3130ed112134462786c85a05f5375740eddad.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\userinit = "userinit.exe,C:\\Windows\\system32\\nologon32.exe,"	a70fc544fd76d068158a8d86bad3130ed112134462786c85a05f5375740eddad.exe

Drops file in System32 directory 2 IoCs

Processes:

a70fc544fd76d068158a8d86bad3130ed112134462786c85a05f5375740eddad.exe

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\nologon32.exe	a70fc544fd76d068158a8d86bad3130ed112134462786c85a05f5375740eddad.exe
File created	C:\Windows\SysWOW64\nologon32.exe	a70fc544fd76d068158a8d86bad3130ed112134462786c85a05f5375740eddad.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

a70fc544fd76d068158a8d86bad3130ed112134462786c85a05f5375740eddad.exe

pid	process
1316	a70fc544fd76d068158a8d86bad3130ed112134462786c85a05f5375740eddad.exe
1316	a70fc544fd76d068158a8d86bad3130ed112134462786c85a05f5375740eddad.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

a70fc544fd76d068158a8d86bad3130ed112134462786c85a05f5375740eddad.exe

description pid process

Token: SeDebugPrivilege 1316 a70fc544fd76d068158a8d86bad3130ed112134462786c85a05f5375740eddad.exe

description	pid	process
Token: SeDebugPrivilege	1316	a70fc544fd76d068158a8d86bad3130ed112134462786c85a05f5375740eddad.exe

C:\Users\Admin\AppData\Local\Temp\a70fc544fd76d068158a8d86bad3130ed112134462786c85a05f5375740eddad.exe
"C:\Users\Admin\AppData\Local\Temp\a70fc544fd76d068158a8d86bad3130ed112134462786c85a05f5375740eddad.exe"
1⤵
- Modifies WinLogon for persistence
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1316

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Winlogon Helper DLL

T1004

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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