ac3952245d3d68f496b192c9b2c5a3e7e9e22136df0fcca91e1237dfa665a975

Analysis

max time kernel
141s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20230703-en
resource tags

arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
submitted
18-08-2023 20:27

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General

Target

ac3952245d3d68f496b192c9b2c5a3e7e9e22136df0fcca91e1237dfa665a975.dll
Size

2.4MB
MD5

f2470442f3de8f8e0bfbc8c63115e45e
SHA1

01f58dd1ac7f7cb4d5120af90829ca424d20d101
SHA256

ac3952245d3d68f496b192c9b2c5a3e7e9e22136df0fcca91e1237dfa665a975
SHA512

4cbe2d49ee8eed5e5c7273c54fc7a783234b5dd4e0676641bbbfe8dbaa3f9ab70cd4073f692f2e212fea7e140989cb5c5ba0f03fbe4acff730539ff8fd03a1f7
SSDEEP

49152:Kc9/eQEkgtzvJsNgJNSH5IWFtnmxiGQKuWXQOhcguRpSontOn7P:v9yagJNyFwx9uO2zSo87

Score

8^/10

persistence

Malware Config

Signatures

Blocklisted process makes network request 2 IoCs

flow	pid	Process
14	1412	rundll32.exe
17	1412	rundll32.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Windows Update = "C:\\Windows\\SysWOW64\\rundll32.exe"	rundll32.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
1412	rundll32.exe
1412	rundll32.exe
1412	rundll32.exe
1412	rundll32.exe
1412	rundll32.exe
1412	rundll32.exe
1412	rundll32.exe
1412	rundll32.exe
1412	rundll32.exe
1412	rundll32.exe
1412	rundll32.exe
1412	rundll32.exe
1412	rundll32.exe
1412	rundll32.exe
1412	rundll32.exe
1412	rundll32.exe
1412	rundll32.exe
1412	rundll32.exe
1412	rundll32.exe
1412	rundll32.exe
1412	rundll32.exe
1412	rundll32.exe
1412	rundll32.exe
1412	rundll32.exe
1412	rundll32.exe
1412	rundll32.exe
1412	rundll32.exe
1412	rundll32.exe
1412	rundll32.exe
1412	rundll32.exe
1412	rundll32.exe
1412	rundll32.exe
1412	rundll32.exe
1412	rundll32.exe
1412	rundll32.exe
1412	rundll32.exe
1412	rundll32.exe
1412	rundll32.exe
1412	rundll32.exe
1412	rundll32.exe
1412	rundll32.exe
1412	rundll32.exe
1412	rundll32.exe
1412	rundll32.exe
1412	rundll32.exe
1412	rundll32.exe
1412	rundll32.exe
1412	rundll32.exe
1412	rundll32.exe
1412	rundll32.exe
1412	rundll32.exe
1412	rundll32.exe
1412	rundll32.exe
1412	rundll32.exe
1412	rundll32.exe
1412	rundll32.exe
1412	rundll32.exe
1412	rundll32.exe
1412	rundll32.exe
1412	rundll32.exe
1412	rundll32.exe
1412	rundll32.exe
1412	rundll32.exe
1412	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1472 wrote to memory of 1412	1472	rundll32.exe	80
PID 1472 wrote to memory of 1412	1472	rundll32.exe	80
PID 1472 wrote to memory of 1412	1472	rundll32.exe	80

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ac3952245d3d68f496b192c9b2c5a3e7e9e22136df0fcca91e1237dfa665a975.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1472
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\ac3952245d3d68f496b192c9b2c5a3e7e9e22136df0fcca91e1237dfa665a975.dll,#1
  2⤵
  - Blocklisted process makes network request
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  PID:1412

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1412-133-0x0000000075330000-0x00000000758D5000-memory.dmp

Filesize
5.6MB

Download
memory/1412-134-0x0000000002300000-0x0000000002303000-memory.dmp

Filesize
12KB

Download
memory/1412-135-0x0000000010000000-0x0000000010182000-memory.dmp

Filesize
1.5MB

Download
memory/1412-138-0x0000000010000000-0x0000000010182000-memory.dmp

Filesize
1.5MB

Download
memory/1412-139-0x0000000010000000-0x0000000010182000-memory.dmp

Filesize
1.5MB

Download
memory/1412-140-0x0000000010000000-0x0000000010182000-memory.dmp

Filesize
1.5MB

Download
memory/1412-141-0x0000000010000000-0x0000000010182000-memory.dmp

Filesize
1.5MB

Download
memory/1412-142-0x0000000010000000-0x0000000010182000-memory.dmp

Filesize
1.5MB

Download
memory/1412-143-0x0000000010000000-0x0000000010182000-memory.dmp

Filesize
1.5MB

Download
memory/1412-144-0x0000000010000000-0x0000000010182000-memory.dmp

Filesize
1.5MB

Download
memory/1412-146-0x0000000010000000-0x0000000010182000-memory.dmp

Filesize
1.5MB

Download
memory/1412-147-0x0000000010000000-0x0000000010182000-memory.dmp

Filesize
1.5MB

Download
memory/1412-145-0x0000000010000000-0x0000000010182000-memory.dmp

Filesize
1.5MB

Download
memory/1412-148-0x0000000010000000-0x0000000010182000-memory.dmp

Filesize
1.5MB

Download
memory/1412-149-0x0000000010000000-0x0000000010182000-memory.dmp

Filesize
1.5MB

Download
memory/1412-150-0x0000000010000000-0x0000000010182000-memory.dmp

Filesize
1.5MB

Download
memory/1412-151-0x0000000010000000-0x0000000010182000-memory.dmp

Filesize
1.5MB

Download
memory/1412-152-0x0000000010000000-0x0000000010182000-memory.dmp

Filesize
1.5MB

Download
memory/1412-153-0x0000000010000000-0x0000000010182000-memory.dmp

Filesize
1.5MB

Download
memory/1412-155-0x0000000010000000-0x0000000010182000-memory.dmp

Filesize
1.5MB

Download
memory/1412-154-0x0000000010000000-0x0000000010182000-memory.dmp

Filesize
1.5MB

Download
memory/1412-156-0x0000000075330000-0x00000000758D5000-memory.dmp

Filesize
5.6MB

Download
memory/1412-168-0x0000000075330000-0x00000000758D5000-memory.dmp

Filesize
5.6MB

Download
memory/1412-169-0x0000000075330000-0x00000000758D5000-memory.dmp

Filesize
5.6MB

Download