703f473b7c9c657f6c8537b16e8f266dbc0e31303cb241b189b16537f9deb596

Analysis

max time kernel
95s
max time network
143s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
22-12-2024 06:15

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General

Target

703f473b7c9c657f6c8537b16e8f266dbc0e31303cb241b189b16537f9deb596.dll
Size

76KB
MD5

81b73d49c6662dd8b7c74f612e856669
SHA1

816a0f5389ff4687414a905c7a2eba22ea16b55a
SHA256

703f473b7c9c657f6c8537b16e8f266dbc0e31303cb241b189b16537f9deb596
SHA512

7b741f2a80781043e76516688bdc24bf46ef4c6831b9d66ce4673664d6d73fe1d2d9bb64c365f3fc8a8612e6a4f10495baf56553f76f1e9df5a3fc1266727cf3
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZgmgO:c8y93KQjy7G55riF1cMo03qs

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/2456-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/2456-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4656	2456	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 AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2456	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1180 wrote to memory of 2456	1180	rundll32.exe	83
PID 1180 wrote to memory of 2456	1180	rundll32.exe	83
PID 1180 wrote to memory of 2456	1180	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\703f473b7c9c657f6c8537b16e8f266dbc0e31303cb241b189b16537f9deb596.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1180
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\703f473b7c9c657f6c8537b16e8f266dbc0e31303cb241b189b16537f9deb596.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2456
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2456 -s 704
    3⤵
    - Program crash
    PID:4656

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 2456 -ip 2456
1⤵
PID:4356

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/2456-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2456-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download