c19b4873e65e34270ad8f39e3759b4796d14e05da1500d1f969ade3c75cd4ec5

Analysis

max time kernel
125s
max time network
127s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
29/08/2024, 02:45

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General

Target
c19b4873e65e34270ad8f39e3759b4796d14e05da1500d1f969ade3c75cd4ec5.dll
Size 76KB
Sample240829-c8vd8azeme
SHA256 c19b4873e65e34270ad8f39e3759b4796d14e05da1500d1f969ade3c75cd4ec5
MD5 a208811abc97925e09499126e0eab711
SHA1 cb61eab0861784829178c74008bd6df387510a86
SHA512 286ec690c9ab04f8ae4baa2252bf149b446a8d06341ff0a2dc25f7261ab747f1d8dc74adec5ace795f57b0e8c125bcd8f77a31ffcddf8cdb6f50669fbbea043d
SSDEEP 1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZSdD1kgXCtTUWRG:c8y93KQjy7G55riF1cMo03EB1kNtTUH
MD5 SHA1 SHA512 SSDEEP

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/2372-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/2372-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3668	2372	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	2372	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2212 wrote to memory of 2372	2212	rundll32.exe	84
PID 2212 wrote to memory of 2372	2212	rundll32.exe	84
PID 2212 wrote to memory of 2372	2212	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\c19b4873e65e34270ad8f39e3759b4796d14e05da1500d1f969ade3c75cd4ec5.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2212
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\c19b4873e65e34270ad8f39e3759b4796d14e05da1500d1f969ade3c75cd4ec5.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2372
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2372 -s 712
    3⤵
    - Program crash
    PID:3668

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 2372 -ip 2372
1⤵
PID:2640

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

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Downloads

memory/2372-0-0x0000000010000000-0x0000000010030000-memory.dmp

Download

memory/2372-1-0x0000000010000000-0x0000000010030000-memory.dmp