af48e54ac25cc0264e821228f47f36917b160290e02ab0584edf58e54206885d

Analysis

max time kernel
134s
max time network
137s
platform
windows7_x64
resource
win7-20220901-en
resource tags

arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
submitted
29/10/2022, 06:53

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General

Target

af48e54ac25cc0264e821228f47f36917b160290e02ab0584edf58e54206885d.exe
Size

17KB
MD5

317426ff1ed9909666f6a07038db98e8
SHA1

e02ca23b73f5cae8c1e154525173e8099142a5f4
SHA256

af48e54ac25cc0264e821228f47f36917b160290e02ab0584edf58e54206885d
SHA512

e0115195c223357011470130b956f0513f609125a5f286268923bb14c44274a374031db143a6e63685d2535e8d4e90bc5469ecf7b13dd421e0d6f130374797f3
SSDEEP

384:pgcko4c2eQqPIxJy8ofszcTi7bQbyxra5DW/:LkoYqwYfMT

Score

8^/10

evasion persistence

Malware Config

Signatures

Modifies Windows Firewall 1 TTPs 2 IoCs

evasion

Modify Existing Service

T1031

pid	Process
984	netsh.exe
2040	netsh.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\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Windows-Audio Internal Driver = "C:\\Windows\\system32\\wscntfy.exe"	af48e54ac25cc0264e821228f47f36917b160290e02ab0584edf58e54206885d.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\wscntfy.exe	af48e54ac25cc0264e821228f47f36917b160290e02ab0584edf58e54206885d.exe
File opened for modification	C:\Windows\SysWOW64\wscntfy.exe	af48e54ac25cc0264e821228f47f36917b160290e02ab0584edf58e54206885d.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1304	af48e54ac25cc0264e821228f47f36917b160290e02ab0584edf58e54206885d.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1304 wrote to memory of 984	1304	af48e54ac25cc0264e821228f47f36917b160290e02ab0584edf58e54206885d.exe	27
PID 1304 wrote to memory of 984	1304	af48e54ac25cc0264e821228f47f36917b160290e02ab0584edf58e54206885d.exe	27
PID 1304 wrote to memory of 984	1304	af48e54ac25cc0264e821228f47f36917b160290e02ab0584edf58e54206885d.exe	27
PID 1304 wrote to memory of 984	1304	af48e54ac25cc0264e821228f47f36917b160290e02ab0584edf58e54206885d.exe	27
PID 1304 wrote to memory of 2040	1304	af48e54ac25cc0264e821228f47f36917b160290e02ab0584edf58e54206885d.exe	29
PID 1304 wrote to memory of 2040	1304	af48e54ac25cc0264e821228f47f36917b160290e02ab0584edf58e54206885d.exe	29
PID 1304 wrote to memory of 2040	1304	af48e54ac25cc0264e821228f47f36917b160290e02ab0584edf58e54206885d.exe	29
PID 1304 wrote to memory of 2040	1304	af48e54ac25cc0264e821228f47f36917b160290e02ab0584edf58e54206885d.exe	29

C:\Users\Admin\AppData\Local\Temp\af48e54ac25cc0264e821228f47f36917b160290e02ab0584edf58e54206885d.exe
"C:\Users\Admin\AppData\Local\Temp\af48e54ac25cc0264e821228f47f36917b160290e02ab0584edf58e54206885d.exe"
1⤵
- Adds Run key to start application
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1304
- C:\Windows\SysWOW64\netsh.exe
  "netsh.exe" advfirewall firewall add rule name="Windows-Audio Internal Driver" dir=in action=allow program="C:\Windows\system32\wscntfy.exe" enable=yes
  2⤵
  - Modifies Windows Firewall
  PID:984
- C:\Windows\SysWOW64\netsh.exe
  "netsh.exe" advfirewall firewall add rule name="Windows-Audio Internal Driver" dir=out action=allow program="C:\Windows\system32\wscntfy.exe" enable=yes
  2⤵
  - Modifies Windows Firewall
  PID:2040

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Modify Existing Service

T1031

Registry Run Keys / Startup Folder

T1060

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/1304-54-0x00000000762E1000-0x00000000762E3000-memory.dmp

Filesize
8KB

Download
memory/1304-55-0x0000000074B00000-0x00000000750AB000-memory.dmp

Filesize
5.7MB

Download
memory/1304-60-0x0000000074B00000-0x00000000750AB000-memory.dmp

Filesize
5.7MB

Download
memory/1304-61-0x0000000000BF5000-0x0000000000C06000-memory.dmp

Filesize
68KB

Download