e4e6f139c7cbccfffad590faf107773668d72e949423f3d7993af388ae3d982e

Analysis

max time kernel
119s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
03/03/2025, 05:56

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General

Target

e4e6f139c7cbccfffad590faf107773668d72e949423f3d7993af388ae3d982e.dll
Size

137KB
MD5

b623e353aa9ddd34e354a635422d970b
SHA1

372de1f1d11c376b309e8aa12320cda89770feba
SHA256

e4e6f139c7cbccfffad590faf107773668d72e949423f3d7993af388ae3d982e
SHA512

f380640fc5675f798fa78339a1220a951104b8191b058e54b5d2f29cc8d6d9df8dd390e2ff3693ac5f5372315d108b7572bb5b63f5321b2b62bc46deb81474bb
SSDEEP

3072:WR02WMK8RJGInTlhnaBanONVk40rpg4yeF/TyUGSK9FrafcUksPxx6iTUuM:T25GgFny61mraa

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
2568	2988	WerFault.exe	28

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 2552 wrote to memory of 2988	2552	rundll32.exe	28
PID 2552 wrote to memory of 2988	2552	rundll32.exe	28
PID 2552 wrote to memory of 2988	2552	rundll32.exe	28
PID 2552 wrote to memory of 2988	2552	rundll32.exe	28
PID 2552 wrote to memory of 2988	2552	rundll32.exe	28
PID 2552 wrote to memory of 2988	2552	rundll32.exe	28
PID 2552 wrote to memory of 2988	2552	rundll32.exe	28
PID 2988 wrote to memory of 2568	2988	rundll32.exe	29
PID 2988 wrote to memory of 2568	2988	rundll32.exe	29
PID 2988 wrote to memory of 2568	2988	rundll32.exe	29
PID 2988 wrote to memory of 2568	2988	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e4e6f139c7cbccfffad590faf107773668d72e949423f3d7993af388ae3d982e.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2552
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\e4e6f139c7cbccfffad590faf107773668d72e949423f3d7993af388ae3d982e.dll,#1
  2⤵
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2988
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2988 -s 228
    3⤵
    - Program crash
    PID:2568

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

Replay Monitor

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Downloads

memory/2988-1-0x0000000043E50000-0x0000000043E77000-memory.dmp

Filesize
156KB

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