98d84cc56e14d8d275f06ba67faf5b3459c25bfd628c277dcb3ac2aa57520b51

Analysis

max time kernel
95s
max time network
139s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
30/09/2024, 00:28

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General

Target

98d84cc56e14d8d275f06ba67faf5b3459c25bfd628c277dcb3ac2aa57520b51.dll
Size

292KB
MD5

6283ab7cbd5a6a18873d8a6ae0d61979
SHA1

646fd385d2315f0ec241325b56b2094a551e23bc
SHA256

98d84cc56e14d8d275f06ba67faf5b3459c25bfd628c277dcb3ac2aa57520b51
SHA512

30bd8c66148c27c6fc806ae3b526766e3dd9335c757ff01dc9d096bc8a4650a2e5a4453c5a905dedeeae9b953f28a6eace08bbb098dcfff1659ce779068f7cde
SSDEEP

6144:Fm/XYc09q2nebSV/UN3MdPHtN3dZB0MCif7z/Ga61L67nt6x+Wzp7bzdmcYP2hEX:UXYR9qdWV/e36tNtZB0Xif3+6p8+Wz1u

Score

5^/10

discovery upx

Malware Config

Signatures

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4800-0-0x0000000010000000-0x0000000010199000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3744	4800	WerFault.exe	82

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 2764 wrote to memory of 4800	2764	rundll32.exe	82
PID 2764 wrote to memory of 4800	2764	rundll32.exe	82
PID 2764 wrote to memory of 4800	2764	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\98d84cc56e14d8d275f06ba67faf5b3459c25bfd628c277dcb3ac2aa57520b51.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2764
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\98d84cc56e14d8d275f06ba67faf5b3459c25bfd628c277dcb3ac2aa57520b51.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4800
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4800 -s 540
    3⤵
    - Program crash
    PID:3744

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 4800 -ip 4800
1⤵
PID:1820

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/4800-0-0x0000000010000000-0x0000000010199000-memory.dmp

Filesize
1.6MB

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