bcd8f46bfd927f5c5222c0bd2c448cccaa8cde12eb99fde77c752001254c9314

Analysis

max time kernel
103s
max time network
124s
platform
windows10-2004_x64
resource
win10v2004-20250314-en
resource tags

arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
submitted
28/03/2025, 13:05

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General

Target
PRE-ALERT.exe
Size 956KB
Sample250328-qbppcswvex
SHA256 bcd8f46bfd927f5c5222c0bd2c448cccaa8cde12eb99fde77c752001254c9314
MD5 86dfa854fc5ef645ceb5913f741af5f7
SHA1 fdae4fc42f6bc3750a672bb57faed203434a06e3
SHA512 63690dcd15fb67a3e80b93834a68ae37b7bb611e44444b01fd0414b4031c7159c3f7754ae791434dbaa5d732f6897ed8255195e83d3f9555219adaf874f4a6fa
SSDEEP 24576:yu6J33O0c+JY5UZ+XC0kGso6FaWT5JtwZhWY:0u0c++OCvkGs9FaWT5LwKY
MD5 SHA1 SHA512 SSDEEP

Score

7^/10

discovery

Malware Config

Signatures

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\caprone.vbs	caprone.exe

Executes dropped EXE 1 IoCs

pid	Process
900	caprone.exe

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral2/files/0x000b000000023f5c-9.dat	autoit_exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2936	900	WerFault.exe	89

System Location Discovery: System Language Discovery 1 TTPs 2 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	PRE-ALERT.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	caprone.exe

Suspicious use of FindShellTrayWindow 4 IoCs

pid	Process
4124	PRE-ALERT.exe
4124	PRE-ALERT.exe
900	caprone.exe
900	caprone.exe

Suspicious use of SendNotifyMessage 4 IoCs

pid	Process
4124	PRE-ALERT.exe
4124	PRE-ALERT.exe
900	caprone.exe
900	caprone.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4124 wrote to memory of 900	4124	PRE-ALERT.exe	89
PID 4124 wrote to memory of 900	4124	PRE-ALERT.exe	89
PID 4124 wrote to memory of 900	4124	PRE-ALERT.exe	89
PID 900 wrote to memory of 1536	900	caprone.exe	90
PID 900 wrote to memory of 1536	900	caprone.exe	90
PID 900 wrote to memory of 1536	900	caprone.exe	90

C:\Users\Admin\AppData\Local\Temp\PRE-ALERT.exe
"C:\Users\Admin\AppData\Local\Temp\PRE-ALERT.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:4124
- C:\Users\Admin\AppData\Local\teepees\caprone.exe
  "C:\Users\Admin\AppData\Local\Temp\PRE-ALERT.exe"
  2⤵
  - Drops startup file
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of WriteProcessMemory
  PID:900
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "C:\Users\Admin\AppData\Local\Temp\PRE-ALERT.exe"
    3⤵
    PID:1536
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 900 -s 696
    3⤵
    - Program crash
    PID:2936

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 900 -ip 900
1⤵
PID:2100

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

caprone.exe

Path C:\Users\Admin\AppData\Local\teepees\caprone.exe
Size 956KB
SHA256 bcd8f46bfd927f5c5222c0bd2c448cccaa8cde12eb99fde77c752001254c9314
MD5 86dfa854fc5ef645ceb5913f741af5f7
SHA1 fdae4fc42f6bc3750a672bb57faed203434a06e3
SHA512 63690dcd15fb67a3e80b93834a68ae37b7bb611e44444b01fd0414b4031c7159c3f7754ae791434dbaa5d732f6897ed8255195e83d3f9555219adaf874f4a6fa
SSDEEP 24576:yu6J33O0c+JY5UZ+XC0kGso6FaWT5JtwZhWY:0u0c++OCvkGs9FaWT5LwKY
MD5 SHA1 SHA512 SSDEEP

Submit Download

memory/900-18-0x00000000012E0000-0x00000000016E0000-memory.dmp

Download

memory/4124-6-0x0000000000FC0000-0x00000000013C0000-memory.dmp