235bb93e1da0caf00137778a01d5498b36c387405ba048d743149ebb53fe3491

Analysis

max time kernel
94s
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
25-12-2024 22:23

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General

Target

235bb93e1da0caf00137778a01d5498b36c387405ba048d743149ebb53fe3491N.dll
Size

76KB
MD5

a1b4c653d1b19a4dd0d57163359f7220
SHA1

d6d0df75889918f4aa3b7791a88e4baea52f5d1d
SHA256

235bb93e1da0caf00137778a01d5498b36c387405ba048d743149ebb53fe3491
SHA512

92e828cda97642e8fce7d5ad13bc8edefc32da2464da8cc56b2c171df0f1ba12f56b5763824c2ff7c5bed8aa2686053ee78cb0ca86412967aa80d5080f887487
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZZu8I24P:c8y93KQjy7G55riF1cMo03zu8CP

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/824-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/824-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
468	824	WerFault.exe	85

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	824	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3016 wrote to memory of 824	3016	rundll32.exe	85
PID 3016 wrote to memory of 824	3016	rundll32.exe	85
PID 3016 wrote to memory of 824	3016	rundll32.exe	85

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\235bb93e1da0caf00137778a01d5498b36c387405ba048d743149ebb53fe3491N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3016
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\235bb93e1da0caf00137778a01d5498b36c387405ba048d743149ebb53fe3491N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:824
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 824 -s 720
    3⤵
    - Program crash
    PID:468

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 824 -ip 824
1⤵
PID:2224

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/824-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/824-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download