3a4513142e223025116bfff13d050c99b90fc793bcee120db96afd4d62d2ed6f

Analysis

max time kernel
93s
max time network
98s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
19-12-2024 20:50

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General

Target

3a4513142e223025116bfff13d050c99b90fc793bcee120db96afd4d62d2ed6fN.dll
Size

76KB
MD5

68aa9f55cc2647ae6383d8cf486d8dd0
SHA1

7a58a47f534cf9e286bd4934991a83d08f344f4a
SHA256

3a4513142e223025116bfff13d050c99b90fc793bcee120db96afd4d62d2ed6f
SHA512

e179e589d4b1c580585477dcc5ef84c321d327eab4e3566a1c0d75c9786d2d28dcae6e2bacfe12a96af3beabe67bebda4de3494fe7141ebc182f3444e0d10f87
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZKJsI:c8y93KQjy7G55riF1cMo03gJ7

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/4464-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/4464-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3616	4464	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	4464	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4400 wrote to memory of 4464	4400	rundll32.exe	83
PID 4400 wrote to memory of 4464	4400	rundll32.exe	83
PID 4400 wrote to memory of 4464	4400	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\3a4513142e223025116bfff13d050c99b90fc793bcee120db96afd4d62d2ed6fN.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4400
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\3a4513142e223025116bfff13d050c99b90fc793bcee120db96afd4d62d2ed6fN.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:4464
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4464 -s 716
    3⤵
    - Program crash
    PID:3616

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 4464 -ip 4464
1⤵
PID:3880

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/4464-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/4464-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download