e17549fd46db65983fda4e38de41278227dde208635157999b5a53d6f696ebee

Analysis

max time kernel
15s
max time network
16s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
27-01-2025 09:42

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General

Target

e17549fd46db65983fda4e38de41278227dde208635157999b5a53d6f696ebee.dll
Size

137KB
MD5

0b2044e1b30d1f373e5d0844d017c4ca
SHA1

6287650987d1283f98e825b2a3f39af84540c9ef
SHA256

e17549fd46db65983fda4e38de41278227dde208635157999b5a53d6f696ebee
SHA512

e4c76e7cf99d36625504d3a58cfdfb42fbcb83e9a1d863bce1dbb33d2c00ec390eac29cd929e49a5e0625e4cc1bffa6d22bcb2f2f5a62044bb3ac2d25e99fe33
SSDEEP

3072:iR02WMK8RJGInTlhnaBanONVk40rpg4yeF/TyUGSK9FrafcUksPxx6iTUug:n25GgFny61mrai

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
816	1872	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 2120 wrote to memory of 1872	2120	rundll32.exe	30
PID 2120 wrote to memory of 1872	2120	rundll32.exe	30
PID 2120 wrote to memory of 1872	2120	rundll32.exe	30
PID 2120 wrote to memory of 1872	2120	rundll32.exe	30
PID 2120 wrote to memory of 1872	2120	rundll32.exe	30
PID 2120 wrote to memory of 1872	2120	rundll32.exe	30
PID 2120 wrote to memory of 1872	2120	rundll32.exe	30
PID 1872 wrote to memory of 816	1872	rundll32.exe	31
PID 1872 wrote to memory of 816	1872	rundll32.exe	31
PID 1872 wrote to memory of 816	1872	rundll32.exe	31
PID 1872 wrote to memory of 816	1872	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e17549fd46db65983fda4e38de41278227dde208635157999b5a53d6f696ebee.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2120
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\e17549fd46db65983fda4e38de41278227dde208635157999b5a53d6f696ebee.dll,#1
  2⤵
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1872
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1872 -s 228
    3⤵
    - Program crash
    PID:816

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/1872-1-0x0000000043E50000-0x0000000043E77000-memory.dmp

Filesize
156KB

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