Analysis
-
max time kernel
94s -
max time network
139s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
10-12-2024 02:28
Behavioral task
behavioral1
Sample
2Bob_Download/Update.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
2Bob_Download/Update.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral3
Sample
2Bob_Download/d3dcompiler_47.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral4
Sample
2Bob_Download/ffmpeg.dll
Resource
win7-20240729-en
Behavioral task
behavioral5
Sample
2Bob_Download/ffmpeg.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral6
Sample
2Bob_Download/start_bob.exe
Resource
win7-20241010-en
Behavioral task
behavioral7
Sample
2Bob_Download/start_bob.exe
Resource
win10v2004-20241007-en
General
-
Target
2Bob_Download/d3dcompiler_47.dll
-
Size
3.5MB
-
MD5
2f2e363c9a9baa0a9626db374cc4e8a4
-
SHA1
17f405e81e5fce4c5a02ca049f7bd48b31674c8f
-
SHA256
2630f4188bd2ea5451ca61d83869bf7068a4f0440401c949a9feb9fb476e15df
-
SHA512
e668a5d1f5e6f821ebfa0913e201f0dfd8da2f96605701f8db18d14ea4fdeac73aeb9b4fe1f22eaeffcdd1c0f73a6701763727d5b09775666f82b678404e4924
-
SSDEEP
49152:sXMoHAsisjBFjJMLhHELxJm8ZU8W/GBj5Z535TMpinAizxkl/cD11bqCG7jHbOkD:srZOb8W/G5hnAizxz7NZy9AG
Malware Config
Signatures
-
Program crash 1 IoCs
pid pid_target Process procid_target 4360 1664 WerFault.exe 83 -
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.
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 1048 wrote to memory of 1664 1048 rundll32.exe 83 PID 1048 wrote to memory of 1664 1048 rundll32.exe 83 PID 1048 wrote to memory of 1664 1048 rundll32.exe 83
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\2Bob_Download\d3dcompiler_47.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1048 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\2Bob_Download\d3dcompiler_47.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:1664 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1664 -s 6123⤵
- Program crash
PID:4360
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 1664 -ip 16641⤵PID:1204