cbd8f86243e57968423efbd93e1c1f9415b0cfe2804331eb7804cd0e00c83b18

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
02/03/2025, 05:05

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General

Target

cbd8f86243e57968423efbd93e1c1f9415b0cfe2804331eb7804cd0e00c83b18.dll
Size

137KB
MD5

094ef719bdba1f405286dd44690ef35b
SHA1

ad1437ef90e10ec9526469659075a66f708f6a1c
SHA256

cbd8f86243e57968423efbd93e1c1f9415b0cfe2804331eb7804cd0e00c83b18
SHA512

d6561a01c3e0cb937ff3540815652b152bd4ee6474fd48cbdb94c753f36e499e0d5c0d322244ca62fba6c476067d35cbbceba9c83b5b2ad0a5ebb1b6c473fccf
SSDEEP

3072:zR02WMK8RJGInTlhnaBanONVk40rpg4yeF/TyUGSK9FrafcUksPxx6iTUuZ:e25GgFny61mraD

Score

4^/10

discovery

Malware Config

Signatures

Drops file in Windows directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\AppPatch\ComBack.Dll	rundll32.exe
File created	C:\Windows\AppPatch\ComBack.Dll	rundll32.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1912	2488	WerFault.exe	30

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 3044 wrote to memory of 2488	3044	rundll32.exe	30
PID 3044 wrote to memory of 2488	3044	rundll32.exe	30
PID 3044 wrote to memory of 2488	3044	rundll32.exe	30
PID 3044 wrote to memory of 2488	3044	rundll32.exe	30
PID 3044 wrote to memory of 2488	3044	rundll32.exe	30
PID 3044 wrote to memory of 2488	3044	rundll32.exe	30
PID 3044 wrote to memory of 2488	3044	rundll32.exe	30
PID 2488 wrote to memory of 1912	2488	rundll32.exe	31
PID 2488 wrote to memory of 1912	2488	rundll32.exe	31
PID 2488 wrote to memory of 1912	2488	rundll32.exe	31
PID 2488 wrote to memory of 1912	2488	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\cbd8f86243e57968423efbd93e1c1f9415b0cfe2804331eb7804cd0e00c83b18.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3044
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\cbd8f86243e57968423efbd93e1c1f9415b0cfe2804331eb7804cd0e00c83b18.dll,#1
  2⤵
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2488
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2488 -s 232
    3⤵
    - Program crash
    PID:1912

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2488-1-0x0000000043E50000-0x0000000043E77000-memory.dmp

Filesize
156KB

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