26549420b79b6590e218e8ce833c2a41ab5b81e0ba03a6823d497770f3514bfc

Analysis

max time kernel
94s
max time network
144s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
02-01-2025 20:43

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General

Target

26549420b79b6590e218e8ce833c2a41ab5b81e0ba03a6823d497770f3514bfc.dll
Size

76KB
MD5

96d62f2a2df59d076493e383a1d30f4e
SHA1

d445387372f799e0914eeeb878ba8cecbce45194
SHA256

26549420b79b6590e218e8ce833c2a41ab5b81e0ba03a6823d497770f3514bfc
SHA512

563eb4e00fffba14bdd2fa792316f98199dec10225932b6d46c8b8c1a85a1f5ca82b85d0641be6bf63e8b6cfef9e86a513b2bea49a1a6f2e22813b9824599916
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Zjpc8QfsZDCzM:c8y93KQjy7G55riF1cMo035u81ZDCY

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/4992-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/4992-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4172	4992	WerFault.exe	82

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	4992	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 5020 wrote to memory of 4992	5020	rundll32.exe	82
PID 5020 wrote to memory of 4992	5020	rundll32.exe	82
PID 5020 wrote to memory of 4992	5020	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\26549420b79b6590e218e8ce833c2a41ab5b81e0ba03a6823d497770f3514bfc.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:5020
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\26549420b79b6590e218e8ce833c2a41ab5b81e0ba03a6823d497770f3514bfc.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:4992
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4992 -s 700
    3⤵
    - Program crash
    PID:4172

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4992 -ip 4992
1⤵
PID:2616

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/4992-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/4992-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download