a2e248227e2cb2bc38c18c72e3aff52e80fce83ebb74edb898d02b169f51ce51

Analysis

max time kernel
95s
max time network
96s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
17-12-2024 04:05

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General

Target

a2e248227e2cb2bc38c18c72e3aff52e80fce83ebb74edb898d02b169f51ce51N.dll
Size

76KB
MD5

ec0463bc9a8166bf12c0b58ba5e7bf20
SHA1

8ca8b3b0deb3cb8934f498ccced52167dbb8c80c
SHA256

a2e248227e2cb2bc38c18c72e3aff52e80fce83ebb74edb898d02b169f51ce51
SHA512

142b0e012ea9d700d5dd5bb08915935d2fa5fbc79c66312e5b58a3246d31f9089b2695b172734a9bcda88ef5ee99970af08816666d13203ba82dcf4e01bd8982
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZaVheqR:c8y93KQjy7G55riF1cMo03eheqR

Score

5^/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
behavioral2/memory/3540-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/3540-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4492	3540	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 AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3540	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2772 wrote to memory of 3540	2772	rundll32.exe	82
PID 2772 wrote to memory of 3540	2772	rundll32.exe	82
PID 2772 wrote to memory of 3540	2772	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\a2e248227e2cb2bc38c18c72e3aff52e80fce83ebb74edb898d02b169f51ce51N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2772
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\a2e248227e2cb2bc38c18c72e3aff52e80fce83ebb74edb898d02b169f51ce51N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:3540
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3540 -s 716
    3⤵
    - Program crash
    PID:4492

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 3540 -ip 3540
1⤵
PID:3088

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/3540-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/3540-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download