2d413f2f7c8c86c8ef1ece211f61a3c46db7dc4b95b3e574aecd02d7b7500697

Analysis

max time kernel
148s
max time network
150s
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 21:02

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General

Target

2d413f2f7c8c86c8ef1ece211f61a3c46db7dc4b95b3e574aecd02d7b7500697.dll
Size

76KB
MD5

abb6c26e1012ed58b0c9a5a0e61ab12f
SHA1

b571341703cece919cac1ea0e303d7d5011c1b6d
SHA256

2d413f2f7c8c86c8ef1ece211f61a3c46db7dc4b95b3e574aecd02d7b7500697
SHA512

a6ac72404a198059360a7842dc945e23438c22ced57f1329267cb91f466c0b42e5259cc1dc8e0404e3db6dc3c60ededfb417126c85f3d150f0262da289e32f91
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZEuD9wvVdNy:c8y93KQjy7G55riF1cMo03quDu9dNy

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/2184-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/2184-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4868	2184	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	2184	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4876 wrote to memory of 2184	4876	rundll32.exe	82
PID 4876 wrote to memory of 2184	4876	rundll32.exe	82
PID 4876 wrote to memory of 2184	4876	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\2d413f2f7c8c86c8ef1ece211f61a3c46db7dc4b95b3e574aecd02d7b7500697.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4876
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\2d413f2f7c8c86c8ef1ece211f61a3c46db7dc4b95b3e574aecd02d7b7500697.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2184
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2184 -s 716
    3⤵
    - Program crash
    PID:4868

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2184 -ip 2184
1⤵
PID:3608

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/2184-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/2184-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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