1674ee633277f64fe9d22ff5d42ff0c19668fe6efe805886036a36bf12f351c3

Analysis

max time kernel
94s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
11-12-2024 19:53

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General

Target

1674ee633277f64fe9d22ff5d42ff0c19668fe6efe805886036a36bf12f351c3.dll
Size

76KB
MD5

3e0225bbfe63e29160b0f9ff333347a5
SHA1

3b65b9df0c218b709a31102f5a9289342dc91d0e
SHA256

1674ee633277f64fe9d22ff5d42ff0c19668fe6efe805886036a36bf12f351c3
SHA512

cd817aea441cd3c062170a412b0b07b48b3f3d14e3ab7e7a5f9824834f772a09bdbfcb9aaf4414232e7e21981c6b21d9e9c0ffbb7392451671ebcda23bef6b20
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZRAc:c8y93KQjy7G55riF1cMo03rp

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/2736-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/2736-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2656	2736	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	2736	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3996 wrote to memory of 2736	3996	rundll32.exe	82
PID 3996 wrote to memory of 2736	3996	rundll32.exe	82
PID 3996 wrote to memory of 2736	3996	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\1674ee633277f64fe9d22ff5d42ff0c19668fe6efe805886036a36bf12f351c3.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3996
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\1674ee633277f64fe9d22ff5d42ff0c19668fe6efe805886036a36bf12f351c3.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2736
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2736 -s 716
    3⤵
    - Program crash
    PID:2656

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2736 -ip 2736
1⤵
PID:3144

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/2736-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/2736-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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