1b2b14a788f22be146b11c2ce4d232c76a7975c32c3f316406cea29d27009db4

Analysis

max time kernel
94s
max time network
95s
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 05:32

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General

Target

1b2b14a788f22be146b11c2ce4d232c76a7975c32c3f316406cea29d27009db4N.dll
Size

76KB
MD5

ee01387ed6470528d875b77ca586ae10
SHA1

1cd141befa57054decc9c28c9c6e530320e474da
SHA256

1b2b14a788f22be146b11c2ce4d232c76a7975c32c3f316406cea29d27009db4
SHA512

9e7fbd860fb77f9b7048922ee7df7862ff31d702606885eb63d9e05a0f0f283097df7f965ee87a412c86c1f386f2b548241f26b4419b126f0d492815bca9a211
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZHI9d8PLd:c8y93KQjy7G55riF1cMo03W9d8J

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/3468-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/3468-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2072	3468	WerFault.exe	84

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	3468	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4016 wrote to memory of 3468	4016	rundll32.exe	84
PID 4016 wrote to memory of 3468	4016	rundll32.exe	84
PID 4016 wrote to memory of 3468	4016	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\1b2b14a788f22be146b11c2ce4d232c76a7975c32c3f316406cea29d27009db4N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4016
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\1b2b14a788f22be146b11c2ce4d232c76a7975c32c3f316406cea29d27009db4N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:3468
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3468 -s 704
    3⤵
    - Program crash
    PID:2072

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3468 -ip 3468
1⤵
PID:2916

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/3468-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/3468-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download