dff132cc38add5134bd13db46fad13058b03e47af1dc344520079468dd7314a4

Analysis

max time kernel
95s
max time network
96s
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 15:17

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General

Target

dff132cc38add5134bd13db46fad13058b03e47af1dc344520079468dd7314a4.dll
Size

76KB
MD5

b873e63ceb0e19a578f429c198d90f30
SHA1

7bf1c4e2fccf7a3bf44339f9e2e7ffdadf489ff0
SHA256

dff132cc38add5134bd13db46fad13058b03e47af1dc344520079468dd7314a4
SHA512

9caf89ab8caef719f8519e9c35d7ae4d39913253e376299a0d5a9578efa653862f4be18e803457666714664620018b38a4231d57c5618cef5db59f8a00015f25
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZHI9d8PLN:c8y93KQjy7G55riF1cMo03W9d8Z

Score

8^/10

discovery persistence privilege_escalation upx

Malware Config

Signatures

Event Triggered Execution: AppInit DLLs 1 TTPs
Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.
persistence privilege_escalation

AppInit DLLs
T1546.010

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/632-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/632-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4448	632	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	632	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1816 wrote to memory of 632	1816	rundll32.exe	82
PID 1816 wrote to memory of 632	1816	rundll32.exe	82
PID 1816 wrote to memory of 632	1816	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\dff132cc38add5134bd13db46fad13058b03e47af1dc344520079468dd7314a4.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1816
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\dff132cc38add5134bd13db46fad13058b03e47af1dc344520079468dd7314a4.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:632
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 632 -s 712
    3⤵
    - Program crash
    PID:4448

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 188 -p 632 -ip 632
1⤵
PID:4700

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Event Triggered Execution

T1546

AppInit DLLs

T1546.010

Privilege Escalation

Event Triggered Execution

T1546

AppInit DLLs

T1546.010

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/632-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/632-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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