374e047720cd4a08c72dd381e939b27d8915c09f7a09b6a37459e6ffea49938a

Analysis

max time kernel
445s
max time network
1168s
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/libiconv-2.dll
Size

912KB
MD5

48e2735197d6dcdb9e770de6c9f6da6c
SHA1

2048bc4f47230541d4c41706ab63e2f2cdd0a178
SHA256

ba2285e9081fc62a7bf6f6bb3deaef88b43df5312d2aa2c5216ca061e0b3f462
SHA512

73a15c57cbfe79e69a1361833d667cdea0e12154c7ab79a31519eb507dc145e07bbae320aef62e69f94f4570bbbbfdcd15e345d491448ab54a06b3343455044f
SSDEEP

24576:Rn+PBAUZLYbB7bbTZpGavkg3NyeuQ6l9fHuf:aBAUZLYbBRpGaXBuQQ9O

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4220	1104	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 2356 wrote to memory of 1104	2356	rundll32.exe	77
PID 2356 wrote to memory of 1104	2356	rundll32.exe	77
PID 2356 wrote to memory of 1104	2356	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\libiconv-2.dll",#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2356
- 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\libiconv-2.dll",#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1104
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1104 -s 448
    3⤵
    - Program crash
    PID:4220

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 1104 -ip 1104
1⤵
PID:3980

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/1104-0-0x0000000066200000-0x00000000662EB000-memory.dmp

Filesize
940KB

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