61de86ef710ea6e79e16e48649ae68ffe9e0a71626d8982ca67a774b74fb4323

Analysis

max time kernel
93s
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
17-12-2024 13:40

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General

Target

61de86ef710ea6e79e16e48649ae68ffe9e0a71626d8982ca67a774b74fb4323N.dll
Size

76KB
MD5

5400a4c74472c08dfb85c50352464460
SHA1

a8a72f0be624241e92c8032b2b44510be46afe5b
SHA256

61de86ef710ea6e79e16e48649ae68ffe9e0a71626d8982ca67a774b74fb4323
SHA512

e804daf1ab1718f695254989327e12c9eb54d93736f3d4d971304b7a9d8269f51bbe52283e432174632a54832f95ffd0f68908dda3af94206ae0d8e12b77ceb1
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZMZ4/G:c8y93KQjy7G55riF1cMo03OB

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/2548-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/2548-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4676	2548	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	2548	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2100 wrote to memory of 2548	2100	rundll32.exe	84
PID 2100 wrote to memory of 2548	2100	rundll32.exe	84
PID 2100 wrote to memory of 2548	2100	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\61de86ef710ea6e79e16e48649ae68ffe9e0a71626d8982ca67a774b74fb4323N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2100
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\61de86ef710ea6e79e16e48649ae68ffe9e0a71626d8982ca67a774b74fb4323N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2548
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2548 -s 716
    3⤵
    - Program crash
    PID:4676

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2548 -ip 2548
1⤵
PID:2388

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/2548-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/2548-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download