a18777061d67e2f6d34ff05d90d39171058c0c4a609c8cb2fbc86cf13c730740

Analysis

max time kernel
101s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20220414-en
submitted
27-06-2022 07:48

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General

Target

decrypted.xlsx
Size

65KB
MD5

8f9618a7aa42db05bc62579df02745ef
SHA1

11b9c0f4a6597d9ff11c43dd3aa5f78ca8241540
SHA256

5f170dae688af1256a837d10fb1051d3de21691a8290cc943a1e54f93a53f746
SHA512

41e671151ede9c8dafcd0974aea97252ef7cf7c8d36d3129048cc8d6a32c90c45ab6b45b8988e75bc74cb341f5e25e5b9bf6874c49eb0959b8796c64b67107a6

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 opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

2964 EXCEL.EXE
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

EXCEL.EXE

pid process

2964 EXCEL.EXE
2964 EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
2964	EXCEL.EXE
2964	EXCEL.EXE
2964	EXCEL.EXE
2964	EXCEL.EXE
2964	EXCEL.EXE
2964	EXCEL.EXE
2964	EXCEL.EXE
2964	EXCEL.EXE
2964	EXCEL.EXE
2964	EXCEL.EXE
2964	EXCEL.EXE
2964	EXCEL.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\decrypted.xlsx"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:2964

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/2964-130-0x00007FFEF7490000-0x00007FFEF74A0000-memory.dmp

Filesize
64KB

Download
memory/2964-131-0x00007FFEF7490000-0x00007FFEF74A0000-memory.dmp

Filesize
64KB

Download
memory/2964-132-0x00007FFEF7490000-0x00007FFEF74A0000-memory.dmp

Filesize
64KB

Download
memory/2964-133-0x00007FFEF7490000-0x00007FFEF74A0000-memory.dmp

Filesize
64KB

Download
memory/2964-134-0x00007FFEF7490000-0x00007FFEF74A0000-memory.dmp

Filesize
64KB

Download
memory/2964-135-0x00007FFEF4E40000-0x00007FFEF4E50000-memory.dmp

Filesize
64KB

Download
memory/2964-136-0x00007FFEF4E40000-0x00007FFEF4E50000-memory.dmp

Filesize
64KB

Download
memory/2964-138-0x00007FFEF7490000-0x00007FFEF74A0000-memory.dmp

Filesize
64KB

Download
memory/2964-139-0x00007FFEF7490000-0x00007FFEF74A0000-memory.dmp

Filesize
64KB

Download
memory/2964-140-0x00007FFEF7490000-0x00007FFEF74A0000-memory.dmp

Filesize
64KB

Download
memory/2964-141-0x00007FFEF7490000-0x00007FFEF74A0000-memory.dmp

Filesize
64KB

Download