174bfeae6fd9727394db8589004b3697300f31c0901f1405489e002e1b24db03

Analysis

max time kernel
148s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
20/08/2024, 16:04

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General

Target

$SYSDIR/OnKeyDev01_hkbea.dll
Size

84KB
MD5

5252f4e53bb0acad2f33b73d2034e38a
SHA1

7e7c9e723203545703ad57a4f9b982fd125cb289
SHA256

11b88811419b63a0fba67bdf86b02e1710a2848f8043bf880c861860db5594fd
SHA512

5a3e0b235306ca4d1863eb7e6248520e825d60bd707cfd98b4c71c4765a2074686a49f1582fe552080d9f7b3be12758683f4860486f56550c6385d6d452a2aaf
SSDEEP

1536:Il1U7Njvpv4lSWdIeUTkGrY2xjCCsZE4RC641l/dlY:Il1U7xvpwlBz2kCMzE6Ml/dl

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1488	1064	WerFault.exe	84

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 WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 900 wrote to memory of 1064	900	rundll32.exe	84
PID 900 wrote to memory of 1064	900	rundll32.exe	84
PID 900 wrote to memory of 1064	900	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$SYSDIR\OnKeyDev01_hkbea.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:900
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$SYSDIR\OnKeyDev01_hkbea.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1064
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1064 -s 604
    3⤵
    - Program crash
    PID:1488

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 1064 -ip 1064
1⤵
PID:4792

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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