3b9e671275ac25c170d5319b09f1048cf4f21ec53b6bd384902b708cecd43228

Analysis

max time kernel
154s
max time network
171s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
01/12/2022, 05:41

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General

Target

3b9e671275ac25c170d5319b09f1048cf4f21ec53b6bd384902b708cecd43228.dll
Size

276KB
MD5

c19a3ff9feb4f103bdde799cead12bc0
SHA1

61f132c5a7f2ec2d085d523ecbe8a5d7f5b75f17
SHA256

3b9e671275ac25c170d5319b09f1048cf4f21ec53b6bd384902b708cecd43228
SHA512

bb1b25a9a30cda765679b5779ef530408331ff13985473e9f727e767d9dc9df5be9fc817e82bac07d059a2f1f15af7e1703a82724cee60332c632d10b3adb353
SSDEEP

6144:Jd12Noo+OqVtlQ5xm+adB7haG4+Rp5mIfAZhzErIJWRAV2juxH0/Zd:xoooTqfl6xmJ/q+RX1fgsSV2jdZ

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\Hnobibuzixuq = "rundll32.exe \"C:\\Users\\Admin\\AppData\\Local\\Temp\\3b9e671275ac25c170d5319b09f1048cf4f21ec53b6bd384902b708cecd43228.dll\",Startup"	rundll32.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1880	rundll32.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1880	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1976 wrote to memory of 1880	1976	rundll32.exe	26
PID 1976 wrote to memory of 1880	1976	rundll32.exe	26
PID 1976 wrote to memory of 1880	1976	rundll32.exe	26
PID 1976 wrote to memory of 1880	1976	rundll32.exe	26
PID 1976 wrote to memory of 1880	1976	rundll32.exe	26
PID 1976 wrote to memory of 1880	1976	rundll32.exe	26
PID 1976 wrote to memory of 1880	1976	rundll32.exe	26

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\3b9e671275ac25c170d5319b09f1048cf4f21ec53b6bd384902b708cecd43228.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1976
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\3b9e671275ac25c170d5319b09f1048cf4f21ec53b6bd384902b708cecd43228.dll,#1
  2⤵
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  PID:1880

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/1880-55-0x00000000762B1000-0x00000000762B3000-memory.dmp

Filesize
8KB

Download
memory/1880-56-0x0000000010000000-0x0000000010049000-memory.dmp

Filesize
292KB

Download
memory/1880-59-0x00000000021B1000-0x00000000021C3000-memory.dmp

Filesize
72KB

Download