14133af1a0828f77791a2f5ab969a933697f1fee718af5edf629d34018d2c42d

Analysis

max time kernel
120s
max time network
124s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
05/03/2025, 20:38

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General

Target

14133af1a0828f77791a2f5ab969a933697f1fee718af5edf629d34018d2c42d.dll
Size

137KB
MD5

d10c6209405de6372dd88bbd07871534
SHA1

89b021e8cc630b7d0b913a5266f814015d90653d
SHA256

14133af1a0828f77791a2f5ab969a933697f1fee718af5edf629d34018d2c42d
SHA512

70cb05dca8e67feb78a59497e26c6dd9cf013199815e5b72667a305abe82e87357da8023f96c332236947378046012d3961fba10a5294decbdd690eec61dcf99
SSDEEP

3072:6R02WMK8RJGInTlhnaBanONVk40rpg4yeF/TyUGSK9FrafcUksPxx6iTUuR:v25GgFny61mra/

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
1952	2016	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 2592 wrote to memory of 2016	2592	rundll32.exe	30
PID 2592 wrote to memory of 2016	2592	rundll32.exe	30
PID 2592 wrote to memory of 2016	2592	rundll32.exe	30
PID 2592 wrote to memory of 2016	2592	rundll32.exe	30
PID 2592 wrote to memory of 2016	2592	rundll32.exe	30
PID 2592 wrote to memory of 2016	2592	rundll32.exe	30
PID 2592 wrote to memory of 2016	2592	rundll32.exe	30
PID 2016 wrote to memory of 1952	2016	rundll32.exe	31
PID 2016 wrote to memory of 1952	2016	rundll32.exe	31
PID 2016 wrote to memory of 1952	2016	rundll32.exe	31
PID 2016 wrote to memory of 1952	2016	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\14133af1a0828f77791a2f5ab969a933697f1fee718af5edf629d34018d2c42d.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2592
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\14133af1a0828f77791a2f5ab969a933697f1fee718af5edf629d34018d2c42d.dll,#1
  2⤵
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2016
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2016 -s 228
    3⤵
    - Program crash
    PID:1952

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/2016-1-0x0000000043E50000-0x0000000043E77000-memory.dmp

Filesize
156KB

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