7da573f1004e4bb9c6979a6ccca45da8998deaa92dd1e318d128ff4888212536

Analysis

max time kernel
145s
max time network
134s
platform
windows10_x64
resource
win10v20210410
submitted
20-04-2021 03:14

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General

Target

W029621.xls
Size

342KB
MD5

dcb68156748e6c71ef5df8d9dddb3ff6
SHA1

ffee33ce2a6b4523a5f7323ca00a7347b1dc986a
SHA256

7da573f1004e4bb9c6979a6ccca45da8998deaa92dd1e318d128ff4888212536
SHA512

eb24bd095799613417aaf3b0d8344af0cfce01d9700379e5e3ed7b8eff3f0d5abd3606866704a871aa0e2469b84ca24ce2416a590711329695ed0e700276186e

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

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

3560 EXCEL.EXE

Suspicious use of SetWindowsHookEx 16 IoCs

Processes:

EXCEL.EXE

pid	process
3560	EXCEL.EXE
3560	EXCEL.EXE
3560	EXCEL.EXE
3560	EXCEL.EXE
3560	EXCEL.EXE
3560	EXCEL.EXE
3560	EXCEL.EXE
3560	EXCEL.EXE
3560	EXCEL.EXE
3560	EXCEL.EXE
3560	EXCEL.EXE
3560	EXCEL.EXE
3560	EXCEL.EXE
3560	EXCEL.EXE
3560	EXCEL.EXE
3560	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\W029621.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:3560

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/3560-114-0x00007FF611670000-0x00007FF614C26000-memory.dmp

Filesize
53.7MB

Download
memory/3560-115-0x00007FF8CDBE0000-0x00007FF8CDBF0000-memory.dmp

Filesize
64KB

Download
memory/3560-116-0x00007FF8CDBE0000-0x00007FF8CDBF0000-memory.dmp

Filesize
64KB

Download
memory/3560-117-0x00007FF8CDBE0000-0x00007FF8CDBF0000-memory.dmp

Filesize
64KB

Download
memory/3560-118-0x00007FF8CDBE0000-0x00007FF8CDBF0000-memory.dmp

Filesize
64KB

Download
memory/3560-121-0x00007FF8CDBE0000-0x00007FF8CDBF0000-memory.dmp

Filesize
64KB

Download
memory/3560-122-0x00007FF8EE8F0000-0x00007FF8EF9DE000-memory.dmp

Filesize
16.9MB

Download
memory/3560-123-0x000002343CA80000-0x000002343E975000-memory.dmp

Filesize
31.0MB

Download

Analysis

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General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads