05f9b86188cd1436e7344abe26f5cfe69ea62eb681b64d2df0234515a2385e94

General

Target

Schichtbericht 2021.10.21.xlsm
Size

110KB
MD5

58f4a5737c63e7a1b52df3c69e308c07
SHA1

d6e14107bd0c5b1f0ffee86e3cf43c05bfa0a4bf
SHA256

05f9b86188cd1436e7344abe26f5cfe69ea62eb681b64d2df0234515a2385e94
SHA512

bae7eb5d334a20963ea48bf295bf232e67e813e0e007c40a02d82b9f9bab1fad61edd1aada38d107fdfcaf6825ae78a50c8d04ac427afe51e08a292d0e548cfd

Score

1^/10

Malware Config

Signatures

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

NTFS ADS 1 IoCs

Processes:

EXCEL.EXE

description ioc process

File created C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\Content.MSO\AE11F0C9.tmp\:Zone.Identifier:$DATA EXCEL.EXE
Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

3016 EXCEL.EXE

description	ioc	process
File created	C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\Content.MSO\AE11F0C9.tmp\:Zone.Identifier:$DATA	EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
3016	EXCEL.EXE
3016	EXCEL.EXE
3016	EXCEL.EXE
3016	EXCEL.EXE
3016	EXCEL.EXE
3016	EXCEL.EXE
3016	EXCEL.EXE
3016	EXCEL.EXE
3016	EXCEL.EXE
3016	EXCEL.EXE
3016	EXCEL.EXE
3016	EXCEL.EXE

Suspicious use of WriteProcessMemory 2 IoCs

Processes:

EXCEL.EXE

description	pid	process	target process
PID 3016 wrote to memory of 1412	3016	EXCEL.EXE	splwow64.exe
PID 3016 wrote to memory of 1412	3016	EXCEL.EXE	splwow64.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\Schichtbericht 2021.10.21.xlsm"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- NTFS ADS
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3016

C:\Windows\splwow64.exe
C:\Windows\splwow64.exe 12288
2⤵
PID:1412

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

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Downloads

memory/1412-258-0x0000000000000000-mapping.dmp

Download
memory/3016-115-0x00007FFB887E0000-0x00007FFB887F0000-memory.dmp

Filesize
64KB

Download
memory/3016-116-0x00007FFB887E0000-0x00007FFB887F0000-memory.dmp

Filesize
64KB

Download
memory/3016-117-0x00007FFB887E0000-0x00007FFB887F0000-memory.dmp

Filesize
64KB

Download
memory/3016-118-0x00007FFB887E0000-0x00007FFB887F0000-memory.dmp

Filesize
64KB

Download
memory/3016-119-0x0000020E3A460000-0x0000020E3A462000-memory.dmp

Filesize
8KB

Download
memory/3016-120-0x0000020E3A460000-0x0000020E3A462000-memory.dmp

Filesize
8KB

Download
memory/3016-121-0x00007FFB887E0000-0x00007FFB887F0000-memory.dmp

Filesize
64KB

Download
memory/3016-122-0x0000020E3A460000-0x0000020E3A462000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads