Analysis
-
max time kernel
149s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
28-05-2024 18:41
Static task
static1
Behavioral task
behavioral1
Sample
virussign.com_6fea5545ee17f3c101a39f12a0f6ae40.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
virussign.com_6fea5545ee17f3c101a39f12a0f6ae40.exe
Resource
win10v2004-20240426-en
General
-
Target
virussign.com_6fea5545ee17f3c101a39f12a0f6ae40.exe
-
Size
200KB
-
MD5
6fea5545ee17f3c101a39f12a0f6ae40
-
SHA1
4f1878807ef657fe4388b6dd1fd5b76f4aee50ca
-
SHA256
dc5c5870caaf5dbf02a51ff5e99485222730834916f0ab141b29b883cfde67d2
-
SHA512
4f268eeac32cc8a5c25ec14db6ab036bba166d96c074a4ced0a99cef5dc16f604a852445291430190da025711f69f17a4ec14284bcbc0a8f10998ee2a0d21b04
-
SSDEEP
6144:D2vT7ZKUZ+mDBeDDrxdnelyq4h5G2P4m2m3p/pXViG1B7u:D2vT3XBe3Wu7G2P4m2m3p/pXViG1BC
Malware Config
Signatures
-
Deletes itself 1 IoCs
pid Process 4828 virussign.com_6fea5545ee17f3c101a39f12a0f6ae40.exe -
Executes dropped EXE 1 IoCs
pid Process 4828 virussign.com_6fea5545ee17f3c101a39f12a0f6ae40.exe -
Program crash 2 IoCs
pid pid_target Process procid_target 2732 1896 WerFault.exe 81 396 4828 WerFault.exe 88 -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 1896 virussign.com_6fea5545ee17f3c101a39f12a0f6ae40.exe -
Suspicious use of UnmapMainImage 1 IoCs
pid Process 4828 virussign.com_6fea5545ee17f3c101a39f12a0f6ae40.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1896 wrote to memory of 4828 1896 virussign.com_6fea5545ee17f3c101a39f12a0f6ae40.exe 88 PID 1896 wrote to memory of 4828 1896 virussign.com_6fea5545ee17f3c101a39f12a0f6ae40.exe 88 PID 1896 wrote to memory of 4828 1896 virussign.com_6fea5545ee17f3c101a39f12a0f6ae40.exe 88
Processes
-
C:\Users\Admin\AppData\Local\Temp\virussign.com_6fea5545ee17f3c101a39f12a0f6ae40.exe"C:\Users\Admin\AppData\Local\Temp\virussign.com_6fea5545ee17f3c101a39f12a0f6ae40.exe"1⤵
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:1896 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1896 -s 3962⤵
- Program crash
PID:2732
-
-
C:\Users\Admin\AppData\Local\Temp\virussign.com_6fea5545ee17f3c101a39f12a0f6ae40.exeC:\Users\Admin\AppData\Local\Temp\virussign.com_6fea5545ee17f3c101a39f12a0f6ae40.exe2⤵
- Deletes itself
- Executes dropped EXE
- Suspicious use of UnmapMainImage
PID:4828 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4828 -s 3763⤵
- Program crash
PID:396
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1896 -ip 18961⤵PID:5076
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 4828 -ip 48281⤵PID:3960
Network
MITRE ATT&CK Matrix
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
200KB
MD5fd675fe1a1f7887414ac49b2d43afb7f
SHA109cae2a95a1ef7533533db6afcf06872db67f564
SHA2562efc8439cbced472409310bf2c292604896b1a364df03693d6874d2a63ca2921
SHA512be953f59e288fa3f1f545b089cb68514ddb48b5aadbdb7d114321b1f712028c86adf090bfc7f98b99641fd3e5c589654c3658c11d3915b7d7036cf90a408c41f