0494b125b6466f26f83f3a63b8b89fa9c6bf5ed36e5fcc2bbd5edfa56e122f99

Analysis

max time kernel
43s
max time network
136s
platform
windows10_x64
resource
win10
submitted
08/07/2020, 13:05

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General

Target
9d1bdc2bca0b7414e62555f3d97e0348.xls
Size 920KB
Sample200708-77b4s2nrw2
SHA256 0494b125b6466f26f83f3a63b8b89fa9c6bf5ed36e5fcc2bbd5edfa56e122f99
MD5 9d1bdc2bca0b7414e62555f3d97e0348
SHA1 c1374ec16dfcce49d2aab7783b050704075b8927
SHA512 0b45ae57450c8b564cef7333bf754c1366fda44a24d9f8af7fd9c292fe400ae6ece2e6121de7861de6815677b2cef4bbdb8b7646478c469a9ccec7b37d393900
MD5 SHA1 SHA512

Score

8^/10

Malware Config

Signatures

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 720 wrote to memory of 3388	720	EXCEL.EXE	71
PID 720 wrote to memory of 3388	720	EXCEL.EXE	71
PID 720 wrote to memory of 3388	720	EXCEL.EXE	71

Executes dropped EXE 1 IoCs

pid	Process
3388	XTHcSJX.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

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
720	EXCEL.EXE
720	EXCEL.EXE
720	EXCEL.EXE
720	EXCEL.EXE
720	EXCEL.EXE
720	EXCEL.EXE
720	EXCEL.EXE
720	EXCEL.EXE
720	EXCEL.EXE
720	EXCEL.EXE
720	EXCEL.EXE
720	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
720	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\9d1bdc2bca0b7414e62555f3d97e0348.xls"
1⤵
- Suspicious use of WriteProcessMemory
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious use of SetWindowsHookEx
- Suspicious behavior: AddClipboardFormatListener
PID:720
- C:\hQQDpQm\zOuMyDc\XTHcSJX.exe
  "C:\hQQDpQm\zOuMyDc\XTHcSJX.exe"
  2⤵
  - Executes dropped EXE
  PID:3388

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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