fd02a0881a26b6d26d0eaaba6034726b0a93672188a2f5ff5391918b258ffaef

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
11-12-2024 02:53

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General

Target

fd02a0881a26b6d26d0eaaba6034726b0a93672188a2f5ff5391918b258ffaef.dll
Size

76KB
MD5

005cf2b40208331666a1c0bb513d50ab
SHA1

ac3cff4bb29e1de90c411b1504b0ff126ec22e36
SHA256

fd02a0881a26b6d26d0eaaba6034726b0a93672188a2f5ff5391918b258ffaef
SHA512

aa124095f32fb4029a2c8b48fc19371fefef514849018fe29a1f5cdd01ac88b8f045790400ba12b88dcc21e06c29d9f93fa5ef8e1347df2b07d29cdee4ee2290
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Z6ZuNz3E:c8y93KQjy7G55riF1cMo035x0

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/4832-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/4832-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3780	4832	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	4832	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3100 wrote to memory of 4832	3100	rundll32.exe	83
PID 3100 wrote to memory of 4832	3100	rundll32.exe	83
PID 3100 wrote to memory of 4832	3100	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\fd02a0881a26b6d26d0eaaba6034726b0a93672188a2f5ff5391918b258ffaef.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3100
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\fd02a0881a26b6d26d0eaaba6034726b0a93672188a2f5ff5391918b258ffaef.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:4832
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4832 -s 712
    3⤵
    - Program crash
    PID:3780

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 188 -p 4832 -ip 4832
1⤵
PID:3532

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/4832-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/4832-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download