3f673dd7e12d13b620ee4777ab83f6a1e4d8b5b8fa346a966f8d375d4c268155

Analysis

max time kernel
114s
max time network
115s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
21-08-2024 11:39

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General

Target

$PLUGINSDIR/blowfish.dll
Size

26KB
MD5

a0a4fc162c9876660aae6d06008aa0a2
SHA1

c2bb69b4960660ebf8b8bafcad20a5eeb859a17b
SHA256

52b8e1f958fd0a352b7a9192d73a72d1c32711ff1740ded3e80009eb44d48575
SHA512

426f2c1cd52b1f0619f85c476f790b30ced912e31740fe7450dab9ed189d840b635e67ab05310269b1534d02be4afd885f952d4a231df6c232bae4313503c4ea
SSDEEP

384:IeMnCdVwMSXr+crOIMSbxj4XiPE7lBLNVoa+G0zjjrrO1uWtXRMK1TgXu:IehdVHQr1iIxqXiURXB+3zjjrrudVOX

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4336	3444	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 2864 wrote to memory of 3444	2864	rundll32.exe	84
PID 2864 wrote to memory of 3444	2864	rundll32.exe	84
PID 2864 wrote to memory of 3444	2864	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\blowfish.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2864
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\blowfish.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3444
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3444 -s 604
    3⤵
    - Program crash
    PID:4336

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 3444 -ip 3444
1⤵
PID:1492

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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