837b17ae52d356f7aa2fb6149494ed7b4b362227e8e986f609b0eebf4c545fd0

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
11/08/2024, 04:46

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General

Target

PECompact2/pec2codec_lzma.dll
Size

43KB
MD5

b5cfe192857c5731a2998f71d6d06a01
SHA1

79cabb611e092675c36e46c3186bb22a33818c9c
SHA256

ff476dc237a5bb72be788fa30b65a16c5da188f6b1e57b74ead0c449969c5de5
SHA512

83a1d117f725a62be3585aed50f7ca465097d5fdc37983c9b92318c04742ff24a9f8efe38754edb026a384401c647e3047e1e7ba4bb3608bc8ee0ecde029551a
SSDEEP

768:MPkplPGHwa+DNMQT8acvwy6lqKdrFKiPJcDw3fCFbG4lERUD92ElAq:jkF+GK8acoBlX5hZmBhd

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 7 IoCs

description	pid	Process	procid_target
PID 2088 wrote to memory of 2996	2088	rundll32.exe	30
PID 2088 wrote to memory of 2996	2088	rundll32.exe	30
PID 2088 wrote to memory of 2996	2088	rundll32.exe	30
PID 2088 wrote to memory of 2996	2088	rundll32.exe	30
PID 2088 wrote to memory of 2996	2088	rundll32.exe	30
PID 2088 wrote to memory of 2996	2088	rundll32.exe	30
PID 2088 wrote to memory of 2996	2088	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\PECompact2\pec2codec_lzma.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2088
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\PECompact2\pec2codec_lzma.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2996

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/2996-0-0x0000000010000000-0x000000001001D000-memory.dmp

Filesize
116KB

Download
memory/2996-4-0x000000001001B000-0x000000001001C000-memory.dmp

Filesize
4KB

Download
memory/2996-3-0x0000000010000000-0x000000001001D000-memory.dmp

Filesize
116KB

Download
memory/2996-2-0x0000000010000000-0x000000001001D000-memory.dmp

Filesize
116KB

Download
memory/2996-1-0x0000000010000000-0x000000001001D000-memory.dmp

Filesize
116KB

Download