a56a0820ddff214bb55156db3e642ac2dd91163eb79fd6c68cbcad4a71edd3cf

General

Target

dettagli_512.xlsb
Size

69KB
MD5

35e480649ab25c189af264d2e4a66e99
SHA1

b17a76920d245d9a322a239a669bd7b262a16838
SHA256

a56a0820ddff214bb55156db3e642ac2dd91163eb79fd6c68cbcad4a71edd3cf
SHA512

2d3cea79bc611f0a4f786e415b59e7cadd16904f1926f413e3dc2fd8635412e230bcd6f18ccc28c3b58fee84fdf2574468b0ea3ccd197adb24eadaa5eaf97edd

Score

10^/10

Malware Config

Signatures

Process spawned unexpected child process 1 IoCs

This typically indicates the parent process was compromised via an exploit or macro.

Processes:

rundll32.exe

description	pid	pid_target	process	target process
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	1164	4700	rundll32.exe	EXCEL.EXE

Checks processor information in registry 2 TTPs 3 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

EXCEL.EXE

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

EXCEL.EXE

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

Processes:

EXCEL.EXE

pid process

4700 EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
4700	EXCEL.EXE
4700	EXCEL.EXE
4700	EXCEL.EXE
4700	EXCEL.EXE
4700	EXCEL.EXE
4700	EXCEL.EXE
4700	EXCEL.EXE
4700	EXCEL.EXE
4700	EXCEL.EXE
4700	EXCEL.EXE
4700	EXCEL.EXE
4700	EXCEL.EXE

Suspicious use of WriteProcessMemory 2 IoCs

Processes:

EXCEL.EXE

description	pid	process	target process
PID 4700 wrote to memory of 1164	4700	EXCEL.EXE	rundll32.exe
PID 4700 wrote to memory of 1164	4700	EXCEL.EXE	rundll32.exe

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\dettagli_512.xlsb"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4700

C:\Windows\System32\rundll32.exe
"C:\Windows\System32\rundll32.exe" C:\WumjuMa\vjsRMoq\iJUOgdB.dll,DllRegisterServer
2⤵
- Process spawned unexpected child process
PID:1164

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/1164-7-0x0000000000000000-mapping.dmp

Download
memory/4700-2-0x00007FFCCE2C0000-0x00007FFCCE2D0000-memory.dmp

Filesize
64KB

Download
memory/4700-3-0x00007FFCCE2C0000-0x00007FFCCE2D0000-memory.dmp

Filesize
64KB

Download
memory/4700-4-0x00007FFCCE2C0000-0x00007FFCCE2D0000-memory.dmp

Filesize
64KB

Download
memory/4700-5-0x00007FFCCE2C0000-0x00007FFCCE2D0000-memory.dmp

Filesize
64KB

Download
memory/4700-6-0x00007FFCF16D0000-0x00007FFCF1D07000-memory.dmp

Filesize
6.2MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads