277d042525c05436f089a9d6ebbb0f9d865c07719f83015124b38e14917b701c

Analysis

max time kernel
29s
max time network
134s
platform
windows10_x64
resource
win10v200430
submitted
13/07/2020, 15:05

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General

Target
277d042525c05436f089a9d6ebbb0f9d865c07719f83015124b38e14917b701c.xls
Size 334KB
Sample200713-lrxb42lpge
SHA256 277d042525c05436f089a9d6ebbb0f9d865c07719f83015124b38e14917b701c
MD5 22a6aeda0dc21144a8fbe951b3867caf
SHA1 830de311f28be27a6ee05022ad32a5d7ea407b4b
SHA512 55d9fddd6560ddbbd31471ef1519a8e5c17dba11501fa3ab95ed0c784d3ac1210501b7db9c954c47d5120983e61be0da685e4ae5e46916a47d83cab953ab1649
MD5 SHA1 SHA512

Score

8^/10

Malware Config

Signatures

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

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 use of SetWindowsHookEx 12 IoCs

pid	Process
3768	EXCEL.EXE
3768	EXCEL.EXE
3768	EXCEL.EXE
3768	EXCEL.EXE
3768	EXCEL.EXE
3768	EXCEL.EXE
3768	EXCEL.EXE
3768	EXCEL.EXE
3768	EXCEL.EXE
3768	EXCEL.EXE
3768	EXCEL.EXE
3768	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
3768	EXCEL.EXE

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3768 wrote to memory of 1944	3768	EXCEL.EXE	69
PID 3768 wrote to memory of 1944	3768	EXCEL.EXE	69
PID 3768 wrote to memory of 1944	3768	EXCEL.EXE	69

Executes dropped EXE 1 IoCs

pid	Process
1944	ZVKeULZ.exe

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

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

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\277d042525c05436f089a9d6ebbb0f9d865c07719f83015124b38e14917b701c.xls"
1⤵
- Enumerates system info in registry
- Suspicious use of SetWindowsHookEx
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of WriteProcessMemory
- Checks processor information in registry
PID:3768
- C:\jSSFrSo\CQxPBFe\ZVKeULZ.exe
  "C:\jSSFrSo\CQxPBFe\ZVKeULZ.exe"
  2⤵
  - Executes dropped EXE
  PID:1944

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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