374e047720cd4a08c72dd381e939b27d8915c09f7a09b6a37459e6ffea49938a

Analysis

max time kernel
439s
max time network
1163s
platform
windows11-21h2_x64
resource
win11-20241007-en
resource tags

arch:x64arch:x86image:win11-20241007-enlocale:en-usos:windows11-21h2-x64system
submitted
30-11-2024 16:00

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General

Target

BoltChecker(Forntite Checker)/Compilers/MinGW64/libexec/gcc/x86_64-w64-mingw32/4.9.2/libmpfr-1.dll
Size

323KB
MD5

5610d32d53b668c95c69b530c2250dd7
SHA1

bd7e2953c438fd5e8d0a353f7f07685055ba80c9
SHA256

33180906b102967534f32d640c43b9e4bf7de7c4967368a76349d45e8b490b4a
SHA512

2cfd8f398b14e76ca051a17fa2366470c2aefe0c0ceebc1b609682f2decd7ee28df13b2a0419eb6258e484d6d549ddb321d11506dc884a254d227d9a439fbfd5
SSDEEP

6144:0gncQYrc6ylNZcLsND5gs/QXiALiKiliVmTUH6:0gnbQctNZrN1bAtM

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3628	972	WerFault.exe	77

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 3052 wrote to memory of 972	3052	rundll32.exe	77
PID 3052 wrote to memory of 972	3052	rundll32.exe	77
PID 3052 wrote to memory of 972	3052	rundll32.exe	77

C:\Windows\system32\rundll32.exe
rundll32.exe "C:\Users\Admin\AppData\Local\Temp\BoltChecker(Forntite Checker)\Compilers\MinGW64\libexec\gcc\x86_64-w64-mingw32\4.9.2\libmpfr-1.dll",#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3052
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe "C:\Users\Admin\AppData\Local\Temp\BoltChecker(Forntite Checker)\Compilers\MinGW64\libexec\gcc\x86_64-w64-mingw32\4.9.2\libmpfr-1.dll",#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:972
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 972 -s 452
    3⤵
    - Program crash
    PID:3628

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 356 -p 972 -ip 972
1⤵
PID:1496

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

Replay Monitor

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Downloads

memory/972-0-0x000000006FE80000-0x000000006FED7000-memory.dmp

Filesize
348KB

Download
memory/972-1-0x0000000068C80000-0x0000000068CEF000-memory.dmp

Filesize
444KB

Download