1a24bd8a5dbb7292e5b2bc2a9d3958eed8a1a3107f4e07e5ad0031f626a708a9

Analysis

max time kernel
117s
max time network
136s
platform
windows10_x64
resource
win10-en-20210920
submitted
29-10-2021 16:54

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General

Target

new order sheet 0016.xlsx
Size

486KB
MD5

15c9dee0549b0ace548890de44acd781
SHA1

bce6ac3620d2f7ebcff5b153da84a8acc188461c
SHA256

1a24bd8a5dbb7292e5b2bc2a9d3958eed8a1a3107f4e07e5ad0031f626a708a9
SHA512

8d8445c90e6aed78d632e06532cbc5b2c30c01eb09b231337cb7485ac9569f585e99f9f2fd71b61eb74c000996656fbed628304d26f934ddba4382b374ba9ce9

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 use of SetWindowsHookEx 12 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

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\new order sheet 0016.xlsx"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:4220

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/4220-115-0x00007FF8DD160000-0x00007FF8DD170000-memory.dmp

Filesize
64KB

Download
memory/4220-116-0x00007FF8DD160000-0x00007FF8DD170000-memory.dmp

Filesize
64KB

Download
memory/4220-117-0x00007FF8DD160000-0x00007FF8DD170000-memory.dmp

Filesize
64KB

Download
memory/4220-118-0x00007FF8DD160000-0x00007FF8DD170000-memory.dmp

Filesize
64KB

Download
memory/4220-119-0x00000248CB700000-0x00000248CB702000-memory.dmp

Filesize
8KB

Download
memory/4220-120-0x00000248CB700000-0x00000248CB702000-memory.dmp

Filesize
8KB

Download
memory/4220-121-0x00007FF8DD160000-0x00007FF8DD170000-memory.dmp

Filesize
64KB

Download
memory/4220-122-0x00000248CB700000-0x00000248CB702000-memory.dmp

Filesize
8KB

Download
memory/4220-147-0x00000248CB700000-0x00000248CB702000-memory.dmp

Filesize
8KB

Download