e8a6685128c4e6026bcae4aec5bdc8fa498eb9eb788ef4641d2888e3fe76c119

Analysis

max time kernel
144s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
31/12/2023, 07:32

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General

Target

2d80fbb9a03bf035f946662393a052fd.dll
Size

124KB
MD5

2d80fbb9a03bf035f946662393a052fd
SHA1

a5712ec5cefb10218a85c416cb9853a24607d984
SHA256

e8a6685128c4e6026bcae4aec5bdc8fa498eb9eb788ef4641d2888e3fe76c119
SHA512

35cd2175db4f6859e14540ae42685b2f4809b2df44a98f68f3a314ac428b7fca7e5b4d0aa1d52acc754d23d33f11d8b847e508328696d388795f2d4de586b51a
SSDEEP

3072:yEjCrv0vtElTX8ujfrZhnh6U66Sm5NmAOlRXJdg70SMRRpNmnuqcX:yrAts8s9hh63myxg2DYnn

Score

6^/10

persistence

Malware Config

Signatures

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-1-5-21-996941297-2279405024-2328152752-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Ctikusehihevur = "rundll32.exe \"C:\\Users\\Admin\\AppData\\Local\\Temp\\2d80fbb9a03bf035f946662393a052fd.dll\",Startup"	rundll32.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

pid	Process
2256	rundll32.exe
2256	rundll32.exe
2256	rundll32.exe
2256	rundll32.exe
2256	rundll32.exe
2256	rundll32.exe
2256	rundll32.exe
2256	rundll32.exe
2256	rundll32.exe
2256	rundll32.exe
2256	rundll32.exe
2256	rundll32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2256	rundll32.exe
1412	rundll32.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2664 wrote to memory of 2256	2664	rundll32.exe	54
PID 2664 wrote to memory of 2256	2664	rundll32.exe	54
PID 2664 wrote to memory of 2256	2664	rundll32.exe	54
PID 2256 wrote to memory of 1412	2256	rundll32.exe	102
PID 2256 wrote to memory of 1412	2256	rundll32.exe	102
PID 2256 wrote to memory of 1412	2256	rundll32.exe	102

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\2d80fbb9a03bf035f946662393a052fd.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2664
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\2d80fbb9a03bf035f946662393a052fd.dll,#1
  2⤵
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2256
- - C:\Windows\SysWOW64\rundll32.exe
    rundll32.exe "C:\Users\Admin\AppData\Local\Temp\2d80fbb9a03bf035f946662393a052fd.dll",iep
    3⤵
    - Suspicious use of SetWindowsHookEx
    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/1412-14-0x0000000000E80000-0x0000000000E90000-memory.dmp

Filesize
64KB

Download
memory/1412-7-0x0000000000E80000-0x0000000000E90000-memory.dmp

Filesize
64KB

Download
memory/1412-8-0x0000000000E80000-0x0000000000E90000-memory.dmp

Filesize
64KB

Download
memory/1412-10-0x0000000010000000-0x000000001001F000-memory.dmp

Filesize
124KB

Download
memory/1412-13-0x0000000000E80000-0x0000000000E90000-memory.dmp

Filesize
64KB

Download
memory/2256-2-0x0000000002800000-0x0000000002810000-memory.dmp

Filesize
64KB

Download
memory/2256-0-0x0000000010000000-0x000000001001F000-memory.dmp

Filesize
124KB

Download
memory/2256-3-0x0000000010000000-0x000000001001F000-memory.dmp

Filesize
124KB

Download
memory/2256-6-0x0000000010000000-0x000000001001F000-memory.dmp

Filesize
124KB

Download
memory/2256-1-0x0000000002800000-0x0000000002810000-memory.dmp

Filesize
64KB

Download
memory/2256-15-0x0000000010000000-0x000000001001F000-memory.dmp

Filesize
124KB

Download
memory/2256-21-0x0000000010000000-0x000000001001F000-memory.dmp

Filesize
124KB

Download
memory/2256-23-0x0000000010000000-0x000000001001F000-memory.dmp

Filesize
124KB

Download