4646dae63c1736a30132816e39bd05ef65dbe2bc48578bdd383968d1c23ca080

Analysis

max time kernel
96s
max time network
102s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
08/09/2024, 17:07

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General

Target

4646dae63c1736a30132816e39bd05ef65dbe2bc48578bdd383968d1c23ca080.dll
Size

319KB
MD5

7816aee85a8d900b25aee2c809868174
SHA1

d80c2897f379160588f3849bafd84fbc9ee62c69
SHA256

4646dae63c1736a30132816e39bd05ef65dbe2bc48578bdd383968d1c23ca080
SHA512

bc359505eec8385796f754d549d0d164c1f97bbd9f294242210d0b29ebd71164790f86d8225e62cb7034e9bf3ff7a07c4790aba2a76ab0b9c39b0aad45ed45b2
SSDEEP

6144:jo13uzsJijdkhMjjGvMPBITgp5+2gJPl3MKB4y72/0qCGoS:jodu4ejjGMIT920PBMKB4y7TGoS

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
behavioral2/memory/2484-0-0x0000000010000000-0x0000000010111000-memory.dmp	upx
behavioral2/memory/2484-1-0x0000000010000000-0x0000000010111000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4268	2484	WerFault.exe	83

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 SetWindowsHookEx 1 IoCs

pid	Process
2484	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2816 wrote to memory of 2484	2816	rundll32.exe	83
PID 2816 wrote to memory of 2484	2816	rundll32.exe	83
PID 2816 wrote to memory of 2484	2816	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\4646dae63c1736a30132816e39bd05ef65dbe2bc48578bdd383968d1c23ca080.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2816
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\4646dae63c1736a30132816e39bd05ef65dbe2bc48578bdd383968d1c23ca080.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:2484
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2484 -s 692
    3⤵
    - Program crash
    PID:4268

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2484 -ip 2484
1⤵
PID:1480

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/2484-0-0x0000000010000000-0x0000000010111000-memory.dmp

Filesize
1.1MB

Download
memory/2484-1-0x0000000010000000-0x0000000010111000-memory.dmp

Filesize
1.1MB

Download