43b6fd053240a7ce06a73344918e157692fd559ffee0167e3a3bc8a1dc8e36d6

Analysis

max time kernel
93s
max time network
96s
platform
windows10-2004_x64
resource
win10v2004-20240730-en
resource tags

arch:x64arch:x86image:win10v2004-20240730-enlocale:en-usos:windows10-2004-x64system
submitted
02-08-2024 06:51

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General

Target

$PLUGINSDIR/blowfish.dll
Size

60KB
MD5

926e4475c00fb5254c32c876921b77d0
SHA1

8a55bc8b6e49021a4abbd441783c41d5e019798b
SHA256

d54c8582863c079996c4f1113b1c106204773ad9ea2ae831ba2b33b45bafdfa8
SHA512

53f389e1a967c123ed591c7650cf6d3140abf1012dcac90faf2327e68558949eb2b19905098bd14ab3a9811d23f98466f88418d992ca6373f94afae56a285bd8
SSDEEP

768:iqdVHQr1iIxqXiURXB+tzjjrrzhzlRryN+SaYhba3mrf+C7jWk1MLfoMR38:iawr1iIIXYplRrOk4f7HML1R3

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
980	1660	WerFault.exe	83

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 1272 wrote to memory of 1660	1272	rundll32.exe	83
PID 1272 wrote to memory of 1660	1272	rundll32.exe	83
PID 1272 wrote to memory of 1660	1272	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\blowfish.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1272
- 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:1660
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1660 -s 600
    3⤵
    - Program crash
    PID:980

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 1660 -ip 1660
1⤵
PID:4104

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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