77d52b5e2a9e605459d63869088684887c21c2cda56bbc58e1fe90ced204d6f1

Analysis

max time kernel
112s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
31-01-2023 04:51

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General

Target

77d52b5e2a9e605459d63869088684887c21c2cda56bbc58e1fe90ced204d6f1.xls
Size

4.8MB
MD5

be996a725c9e7944fe70b541397883e0
SHA1

f17aaf8c9da40fc8100ac229505fd42546cc016d
SHA256

77d52b5e2a9e605459d63869088684887c21c2cda56bbc58e1fe90ced204d6f1
SHA512

92a9b6ec73ffdbc433d18b999c9e2275ef44472690af9ab4bb5c102413ce92ca7d6b6d688e657b5ee3d181a09a94e82b9dc07f08c5db5e6a1212030eaabb3fa0
SSDEEP

98304:Hv4K91f7vFpQ+g8RFpiLd+8kLD84tCEr0RtNiC5eSsNMt+r+WC1HnKHnn3BBXXX1:HvpvFa+g8RWLdPk/84tCEr0RtNiC5eSw

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

4220 EXCEL.EXE
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

EXCEL.EXE

pid process

4220 EXCEL.EXE

Suspicious use of SetWindowsHookEx 13 IoCs

Processes:

EXCEL.EXE

pid	process
4220	EXCEL.EXE
4220	EXCEL.EXE
4220	EXCEL.EXE
4220	EXCEL.EXE
4220	EXCEL.EXE
4220	EXCEL.EXE
4220	EXCEL.EXE
4220	EXCEL.EXE
4220	EXCEL.EXE
4220	EXCEL.EXE
4220	EXCEL.EXE
4220	EXCEL.EXE
4220	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\77d52b5e2a9e605459d63869088684887c21c2cda56bbc58e1fe90ced204d6f1.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:4220

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/4220-132-0x00007FFE5C9B0000-0x00007FFE5C9C0000-memory.dmp

Filesize
64KB

Download
memory/4220-133-0x00007FFE5C9B0000-0x00007FFE5C9C0000-memory.dmp

Filesize
64KB

Download
memory/4220-134-0x00007FFE5C9B0000-0x00007FFE5C9C0000-memory.dmp

Filesize
64KB

Download
memory/4220-135-0x00007FFE5C9B0000-0x00007FFE5C9C0000-memory.dmp

Filesize
64KB

Download
memory/4220-136-0x00007FFE5C9B0000-0x00007FFE5C9C0000-memory.dmp

Filesize
64KB

Download
memory/4220-137-0x00007FFE5A850000-0x00007FFE5A860000-memory.dmp

Filesize
64KB

Download
memory/4220-138-0x00007FFE5A850000-0x00007FFE5A860000-memory.dmp

Filesize
64KB

Download
memory/4220-139-0x0000024A7DFD0000-0x0000024A7DFD4000-memory.dmp

Filesize
16KB

Download
memory/4220-140-0x0000024A75B2F000-0x0000024A75B31000-memory.dmp

Filesize
8KB

Download
memory/4220-141-0x0000024A03124000-0x0000024A03126000-memory.dmp

Filesize
8KB

Download
memory/4220-142-0x0000024A0312F000-0x0000024A03131000-memory.dmp

Filesize
8KB

Download
memory/4220-144-0x00007FFE5C9B0000-0x00007FFE5C9C0000-memory.dmp

Filesize
64KB

Download
memory/4220-145-0x00007FFE5C9B0000-0x00007FFE5C9C0000-memory.dmp

Filesize
64KB

Download
memory/4220-146-0x00007FFE5C9B0000-0x00007FFE5C9C0000-memory.dmp

Filesize
64KB

Download
memory/4220-147-0x00007FFE5C9B0000-0x00007FFE5C9C0000-memory.dmp

Filesize
64KB

Download