4293c1d8574dc87c58360d6bac3daa182f64f7785c9d41da5e0741d2b1817fc7

Analysis

max time kernel
37s
max time network
33s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
19-04-2023 17:35

Target

4293c1d8574dc87c58360d6bac3daa182f64f7785c9d41da5e0741d2b1817fc7.elf
Size

132KB
MD5

59ce0baba11893f90527fc951ac69912
SHA1

5857a7dd621c4c3ebb0b5a3bec915d409f70d39f
SHA256

4293c1d8574dc87c58360d6bac3daa182f64f7785c9d41da5e0741d2b1817fc7
SHA512

c5b12797b477e5e5964a78766bb40b1c0d9fdfb8eef1f9aee3df451e3441a40c61d325bf400ba51048811b68e1c70a95f15e4166b7a65a4eca0c624864328647
SSDEEP

3072:phNlHuBafLeBtfCzpta8xlBIOdVo3/4sxLJ10xioP:p3lOYoaja8xzx/0wsxzSi2

Score

3^/10

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000_Classes\Local Settings	rundll32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1472	AcroRd32.exe
1472	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 832 wrote to memory of 764	832	cmd.exe	29
PID 832 wrote to memory of 764	832	cmd.exe	29
PID 832 wrote to memory of 764	832	cmd.exe	29
PID 764 wrote to memory of 1472	764	rundll32.exe	30
PID 764 wrote to memory of 1472	764	rundll32.exe	30
PID 764 wrote to memory of 1472	764	rundll32.exe	30
PID 764 wrote to memory of 1472	764	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\4293c1d8574dc87c58360d6bac3daa182f64f7785c9d41da5e0741d2b1817fc7.elf
1⤵
- Suspicious use of WriteProcessMemory
PID:832
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\4293c1d8574dc87c58360d6bac3daa182f64f7785c9d41da5e0741d2b1817fc7.elf
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:764
- - C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe
    "C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\4293c1d8574dc87c58360d6bac3daa182f64f7785c9d41da5e0741d2b1817fc7.elf"
    3⤵
    - Suspicious use of SetWindowsHookEx
    PID:1472

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact