Analysis
-
max time kernel
93s -
max time network
123s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
27/05/2024, 19:09
Behavioral task
behavioral1
Sample
7a3438a342dc6e27679b6e60811a4045_JaffaCakes118.exe
Resource
win7-20240220-en
General
-
Target
7a3438a342dc6e27679b6e60811a4045_JaffaCakes118.exe
-
Size
679KB
-
MD5
7a3438a342dc6e27679b6e60811a4045
-
SHA1
2b29553d5540d59456ba569bc270c7e0297c907c
-
SHA256
20295ccd8f25d0c23fdbd76d081af02c84af34147afd5c127fe694e8af4441df
-
SHA512
46dbd6d831aa006466c7471d2fc3b758ef7300e65f8d24bec8fa58d080d1bdc396d159fe7e8ac26f70adf7107624c3d4eb36db0ffe459cce84dc433932d1098e
-
SSDEEP
12288:RPFs58L4KWjLllh1b50hl0cV8GGI1G4Kz4ktXkbomziYdIjVocXVp1tDUnNYEjC3:RPkHfehllXGeG4Kz4w6i/ocXV1UnaDss
Malware Config
Signatures
-
Checks BIOS information in registry 2 TTPs 1 IoCs
BIOS information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion 7a3438a342dc6e27679b6e60811a4045_JaffaCakes118.exe -
resource yara_rule behavioral2/memory/4292-0-0x0000000000400000-0x00000000005CC000-memory.dmp upx behavioral2/memory/4292-15-0x0000000000400000-0x00000000005CC000-memory.dmp upx -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
-
Maps connected drives based on registry 3 TTPs 2 IoCs
Disk information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum 7a3438a342dc6e27679b6e60811a4045_JaffaCakes118.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 7a3438a342dc6e27679b6e60811a4045_JaffaCakes118.exe -
Program crash 2 IoCs
pid pid_target Process procid_target 2052 4292 WerFault.exe 81 2688 4292 WerFault.exe 81 -
Suspicious use of SetWindowsHookEx 9 IoCs
pid Process 4292 7a3438a342dc6e27679b6e60811a4045_JaffaCakes118.exe 4292 7a3438a342dc6e27679b6e60811a4045_JaffaCakes118.exe 4292 7a3438a342dc6e27679b6e60811a4045_JaffaCakes118.exe 4292 7a3438a342dc6e27679b6e60811a4045_JaffaCakes118.exe 4292 7a3438a342dc6e27679b6e60811a4045_JaffaCakes118.exe 4292 7a3438a342dc6e27679b6e60811a4045_JaffaCakes118.exe 4292 7a3438a342dc6e27679b6e60811a4045_JaffaCakes118.exe 4292 7a3438a342dc6e27679b6e60811a4045_JaffaCakes118.exe 4292 7a3438a342dc6e27679b6e60811a4045_JaffaCakes118.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\7a3438a342dc6e27679b6e60811a4045_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\7a3438a342dc6e27679b6e60811a4045_JaffaCakes118.exe"1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetWindowsHookEx
PID:4292 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4292 -s 17842⤵
- Program crash
PID:2052
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4292 -s 25682⤵
- Program crash
PID:2688
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 4292 -ip 42921⤵PID:1612
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 4292 -ip 42921⤵PID:464