837b17ae52d356f7aa2fb6149494ed7b4b362227e8e986f609b0eebf4c545fd0

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
11-08-2024 04:46

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General

Target

PECompact2/pec2codec_lzma2.dll
Size

34KB
MD5

ec1fb4fb3e7bf777da8e781877f6caef
SHA1

2ba3d1c28c7159418605c4eb2a3677d29d2b98ba
SHA256

bea985381ca6a7c37675d75b6edf436796f0159f76301571841e6c0665c4bcd3
SHA512

98903830a6e6c1839129b0af2713fb1a073e3ed414380a0494e71bbb3596a85eb974fe76abfcb2da3eca9a723c04147ec5c11f86c80deb8869302157430b1668
SSDEEP

384:v0XCCaMzkWGGZzNfSYb2nYYcmhDwG+gMp9rdmm95RVgKEnBHEf5387Nb+RUUcuZx:cSCwWGqoYyDqgMpDmmcKkVZqRUUcTc

Score

3^/10

discovery

Malware Config

Signatures

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 3 IoCs

description	pid	Process	procid_target
PID 2072 wrote to memory of 1608	2072	rundll32.exe	84
PID 2072 wrote to memory of 1608	2072	rundll32.exe	84
PID 2072 wrote to memory of 1608	2072	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\PECompact2\pec2codec_lzma2.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2072
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\PECompact2\pec2codec_lzma2.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1608

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/1608-0-0x0000000010000000-0x0000000010017000-memory.dmp

Filesize
92KB

Download
memory/1608-1-0x0000000010000000-0x0000000010017000-memory.dmp

Filesize
92KB

Download
memory/1608-2-0x0000000000450000-0x0000000000452000-memory.dmp

Filesize
8KB

Download