fe92c6548ab93637132bc12a469eab3d36d71974f9841f9fc6f99ebac159d610

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
09/03/2025, 00:31

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General

Target

fe92c6548ab93637132bc12a469eab3d36d71974f9841f9fc6f99ebac159d610.dll
Size

137KB
MD5

62b5d2e99d839d618e07fb00a38b314a
SHA1

c1170c5664151ba9fa8478e937d223d94008b27f
SHA256

fe92c6548ab93637132bc12a469eab3d36d71974f9841f9fc6f99ebac159d610
SHA512

ef72256784bc835fe5c39c5bacca05b849a36957095c8b1515438a87d8b8f327f74f794e57fe12adeb8fbfab7cf7498bb34a11e01bfaab7bbf767e5fa9142993
SSDEEP

3072:kR02WMK8RJGInTlhnaBanONVk40rpg4yeF/TyUGSK9FrafcUksPxx6iTUu:B25GgFny61mra

Score

4^/10

discovery

Malware Config

Signatures

Drops file in Windows directory 2 IoCs

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

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2776	2696	WerFault.exe	31

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 2396 wrote to memory of 2696	2396	rundll32.exe	31
PID 2396 wrote to memory of 2696	2396	rundll32.exe	31
PID 2396 wrote to memory of 2696	2396	rundll32.exe	31
PID 2396 wrote to memory of 2696	2396	rundll32.exe	31
PID 2396 wrote to memory of 2696	2396	rundll32.exe	31
PID 2396 wrote to memory of 2696	2396	rundll32.exe	31
PID 2396 wrote to memory of 2696	2396	rundll32.exe	31
PID 2696 wrote to memory of 2776	2696	rundll32.exe	32
PID 2696 wrote to memory of 2776	2696	rundll32.exe	32
PID 2696 wrote to memory of 2776	2696	rundll32.exe	32
PID 2696 wrote to memory of 2776	2696	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\fe92c6548ab93637132bc12a469eab3d36d71974f9841f9fc6f99ebac159d610.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2396
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\fe92c6548ab93637132bc12a469eab3d36d71974f9841f9fc6f99ebac159d610.dll,#1
  2⤵
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2696
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2696 -s 228
    3⤵
    - Program crash
    PID:2776

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/2696-1-0x0000000043E50000-0x0000000043E77000-memory.dmp

Filesize
156KB

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