21be0a068d7d1b57578bfb2ed850b3f3b1cfe4a4c47981ead95abdb8c20278fe

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
19-08-2024 13:52

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General

Target

$PLUGINSDIR/INetC.dll
Size

238KB
MD5

38caa11a462b16538e0a3daeb2fc0eaf
SHA1

c22a190b83f4b6dc0d6a44b98eac1a89a78de55c
SHA256

ed04a4823f221e9197b8f3c3da1d6859ff5b176185bde2f1c923a442516c810a
SHA512

777135e05e908ac26bfce0a9c425b57f7132c1cdb0969bbb6ef625748c868860602bacc633c61cab36d0375b94b6bcfbd8bd8c7fa781495ef7332e362f8d44d1
SSDEEP

3072:hD2ekNFXiQraqoDDfbrH6ZgxkzStPpwGxqeujXj5Bif/Pa0L:hD2vhaqoDfb6mxk2LqHXj3if/Pa

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1064 636 WerFault.exe rundll32.exe
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

Processes:

rundll32.exe

description ioc process

Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe

pid	pid_target	process	target process
1064	636	WerFault.exe	rundll32.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 2468 wrote to memory of 636	2468	rundll32.exe	rundll32.exe
PID 2468 wrote to memory of 636	2468	rundll32.exe	rundll32.exe
PID 2468 wrote to memory of 636	2468	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\INetC.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2468

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\INetC.dll,#1
2⤵
- System Location Discovery: System Language Discovery
PID:636

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 636 -s 624
3⤵
- Program crash
PID:1064

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 636 -ip 636
1⤵
PID:4992

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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