a7d8fad69caf6f20b0e5d0dc32a68b382b6100baf5ca7895ff98f1146fb6a58a

Analysis

max time kernel
133s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
21/08/2024, 17:28

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General

Target

elfload.dll
Size

41KB
MD5

0a58c05d59777d16b2ad9ec32a6ecb44
SHA1

cb6f7c57e3c13ea8bad04fac896753152eb68660
SHA256

f12023454301b8ee349f9f474fff2996c85550648c363a8b1ac6d006525b4bc6
SHA512

51b7d1d91297246d5d0eafe7e87ec0d3369744d8631797d6373e089823d0f4ce42c2454e5bdb7fe34e2ed191357a72d31aac8b919834fab3f6c031af7bba0aa9
SSDEEP

768:fC6dfYQd2bFt6oxs+iqDjw/0d0mZoowhnUVeWdIXnbcuyD7U4xejYlIxS:fCkYDbT33jw/0tZ4nWvonouy84FIc

Score

7^/10

discovery upx

Malware Config

Signatures

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral4/memory/2276-0-0x0000000067500000-0x000000006751C000-memory.dmp	upx
behavioral4/memory/2276-1-0x0000000067500000-0x000000006751C000-memory.dmp	upx

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 1888 wrote to memory of 2276	1888	rundll32.exe	84
PID 1888 wrote to memory of 2276	1888	rundll32.exe	84
PID 1888 wrote to memory of 2276	1888	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\elfload.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1888
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\elfload.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2276

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/2276-0-0x0000000067500000-0x000000006751C000-memory.dmp

Filesize
112KB

Download
memory/2276-1-0x0000000067500000-0x000000006751C000-memory.dmp

Filesize
112KB

Download