08c92bf3d20f09e461e12e040e873e6dd3fc892a913eb5e5f3f13ac2fcb495c4

Analysis

max time kernel
112s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
07/11/2022, 14:24

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General

Target

08c92bf3d20f09e461e12e040e873e6dd3fc892a913eb5e5f3f13ac2fcb495c4.dll
Size

145KB
MD5

085d007b613aa0448218713e2e5b21c8
SHA1

20da36e46973bbb516ebd065fc07b5090041a218
SHA256

08c92bf3d20f09e461e12e040e873e6dd3fc892a913eb5e5f3f13ac2fcb495c4
SHA512

13867eecd52f178a4f9ad35c77211b8b3447d1c035ec30a55d201e10f0e85a7ffd266034aba6ae2d719bbf0ec93d4b5c72543e9c07e814c4f06b1a657ff5f85e
SSDEEP

3072:eIm/CwXIp6oU7TGxWEhieYhi5U+cHeDegw23w5q0RT9:S/LIp6oU7czhiPhiu+yUk238qY

Score

6^/10

persistence

Malware Config

Signatures

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\Mvitudevibe = "rundll32.exe \"C:\\Users\\Admin\\AppData\\Local\\Temp\\08c92bf3d20f09e461e12e040e873e6dd3fc892a913eb5e5f3f13ac2fcb495c4.dll\",Startup"	rundll32.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\Local Settings	explorer.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4904	rundll32.exe
4904	rundll32.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4904	rundll32.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3548 wrote to memory of 4904	3548	rundll32.exe	80
PID 3548 wrote to memory of 4904	3548	rundll32.exe	80
PID 3548 wrote to memory of 4904	3548	rundll32.exe	80
PID 4904 wrote to memory of 4892	4904	rundll32.exe	81
PID 4904 wrote to memory of 4892	4904	rundll32.exe	81
PID 4904 wrote to memory of 4892	4904	rundll32.exe	81

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\08c92bf3d20f09e461e12e040e873e6dd3fc892a913eb5e5f3f13ac2fcb495c4.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3548
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\08c92bf3d20f09e461e12e040e873e6dd3fc892a913eb5e5f3f13ac2fcb495c4.dll,#1
  2⤵
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:4904
- - C:\Windows\SysWOW64\explorer.exe
    explorer.exe
    3⤵
    - Modifies registry class
    PID:4892

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

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/4904-133-0x0000000010000000-0x0000000010048000-memory.dmp

Filesize
288KB

Download
memory/4904-134-0x0000000010001000-0x0000000010039000-memory.dmp

Filesize
224KB

Download
memory/4904-135-0x0000000010000000-0x0000000010048000-memory.dmp

Filesize
288KB

Download
memory/4904-138-0x00000000025E0000-0x00000000026E0000-memory.dmp

Filesize
1024KB

Download