8d2507c7636976a4953525619bf1187fbb6bbd818d7997367e0af32f89cb1987

Analysis

max time kernel
92s
max time network
97s
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 05:58

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General

Target

8d2507c7636976a4953525619bf1187fbb6bbd818d7997367e0af32f89cb1987.dll
Size

76KB
MD5

faebd3258436c00d13a96f153b22d65c
SHA1

4fd9b4ecbf6dc8ac497609bd5e46652339eb41c1
SHA256

8d2507c7636976a4953525619bf1187fbb6bbd818d7997367e0af32f89cb1987
SHA512

673a1c351b3c7b8b472d1e47217817439317e436ef4ba07ed627347fa79d1bf40ad4716a6f035958a356895db3ccd1fbc746766384d12e85c87bd45945fbb84d
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZBmb23a:c8y93KQjy7G55riF1cMo03WbH

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/828-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/828-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
548	828	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	828	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1724 wrote to memory of 828	1724	rundll32.exe	83
PID 1724 wrote to memory of 828	1724	rundll32.exe	83
PID 1724 wrote to memory of 828	1724	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\8d2507c7636976a4953525619bf1187fbb6bbd818d7997367e0af32f89cb1987.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1724
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\8d2507c7636976a4953525619bf1187fbb6bbd818d7997367e0af32f89cb1987.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:828
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 828 -s 712
    3⤵
    - Program crash
    PID:548

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 828 -ip 828
1⤵
PID:5072

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/828-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/828-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download