877d48860111e3ddad04e136fffe054929e54d8d31444b84fe82f1f43b05518c

Analysis

max time kernel
150s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20220414-en
submitted
04-05-2022 06:54

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General

Target

AWB_NO_9284730932.xlsx
Size

206KB
MD5

ac51ee7895bdd36274338052fe6eb603
SHA1

43386f7306264f0641d4fc7dac0f4759ad3b8d0c
SHA256

877d48860111e3ddad04e136fffe054929e54d8d31444b84fe82f1f43b05518c
SHA512

745a2adabd5fe71f349fd3863c5101ac8f253312da85aba87868636beb9bd37b269838b36d1ae967819e27f6b7f3f6b1ab282389c3ffc83e6d112868904df73b

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 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
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	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

2736 EXCEL.EXE
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

EXCEL.EXE

pid process

2736 EXCEL.EXE
2736 EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
2736	EXCEL.EXE
2736	EXCEL.EXE
2736	EXCEL.EXE
2736	EXCEL.EXE
2736	EXCEL.EXE
2736	EXCEL.EXE
2736	EXCEL.EXE
2736	EXCEL.EXE
2736	EXCEL.EXE
2736	EXCEL.EXE
2736	EXCEL.EXE
2736	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\AWB_NO_9284730932.xlsx"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:2736

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/2736-130-0x00007FFE32050000-0x00007FFE32060000-memory.dmp

Filesize
64KB

Download
memory/2736-131-0x00007FFE32050000-0x00007FFE32060000-memory.dmp

Filesize
64KB

Download
memory/2736-132-0x00007FFE32050000-0x00007FFE32060000-memory.dmp

Filesize
64KB

Download
memory/2736-133-0x00007FFE32050000-0x00007FFE32060000-memory.dmp

Filesize
64KB

Download
memory/2736-134-0x00007FFE32050000-0x00007FFE32060000-memory.dmp

Filesize
64KB

Download
memory/2736-135-0x00007FFE2FE50000-0x00007FFE2FE60000-memory.dmp

Filesize
64KB

Download
memory/2736-136-0x00007FFE2FE50000-0x00007FFE2FE60000-memory.dmp

Filesize
64KB

Download
memory/2736-138-0x00007FFE32050000-0x00007FFE32060000-memory.dmp

Filesize
64KB

Download
memory/2736-139-0x00007FFE32050000-0x00007FFE32060000-memory.dmp

Filesize
64KB

Download
memory/2736-140-0x00007FFE32050000-0x00007FFE32060000-memory.dmp

Filesize
64KB

Download
memory/2736-141-0x00007FFE32050000-0x00007FFE32060000-memory.dmp

Filesize
64KB

Download