23987e3f9785c991aca61609c23ad4d413b623a5e8289621ce4ba59587d88dda

Analysis

max time kernel
141s
max time network
125s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
06-09-2024 10:13

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General

Target

23987e3f9785c991aca61609c23ad4d413b623a5e8289621ce4ba59587d88dda.dll
Size

137KB
MD5

beaf76e6c3db72eaf18d0846971601d0
SHA1

50d30db5b5597c5246cab943060867d2603db6f9
SHA256

23987e3f9785c991aca61609c23ad4d413b623a5e8289621ce4ba59587d88dda
SHA512

f569f87081b1032474ca582dadb3d440a864062823f60e140de8036a9406a0d96da24a55f8090b2069da8f937936d7d90f009122677809cc02dfd9571b41f289
SSDEEP

3072:IR02WMK8RJGInTlhnaBanONVk40rpg4yeF/TyUGSK9FrafcUksPxx6iTUuq:d25GgFny61mrao

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2688	2672	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 2892 wrote to memory of 2672	2892	rundll32.exe	30
PID 2892 wrote to memory of 2672	2892	rundll32.exe	30
PID 2892 wrote to memory of 2672	2892	rundll32.exe	30
PID 2892 wrote to memory of 2672	2892	rundll32.exe	30
PID 2892 wrote to memory of 2672	2892	rundll32.exe	30
PID 2892 wrote to memory of 2672	2892	rundll32.exe	30
PID 2892 wrote to memory of 2672	2892	rundll32.exe	30
PID 2672 wrote to memory of 2688	2672	rundll32.exe	31
PID 2672 wrote to memory of 2688	2672	rundll32.exe	31
PID 2672 wrote to memory of 2688	2672	rundll32.exe	31
PID 2672 wrote to memory of 2688	2672	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\23987e3f9785c991aca61609c23ad4d413b623a5e8289621ce4ba59587d88dda.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2892
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\23987e3f9785c991aca61609c23ad4d413b623a5e8289621ce4ba59587d88dda.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2672
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2672 -s 228
    3⤵
    - Program crash
    PID:2688

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/2672-0-0x0000000043E50000-0x0000000043E77000-memory.dmp

Filesize
156KB

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