836390a3bb832e2b10fb7bf5ee0d88e7aa32179839e65b933ff2da2aabce8f89

Analysis

max time kernel
139s
max time network
134s
platform
windows10_x64
resource
win10v20201028
submitted
10-12-2020 10:17

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General

Target

836390a3bb832e2b10fb7bf5ee0d88e7aa32179839e65b933ff2da2aabce8f89.xlsx
Size

2.1MB
MD5

c30d91c05ecd94de4ee314be1f27bf22
SHA1

fed9790f0ebc832445b34ef1caabe137ed15e3ce
SHA256

836390a3bb832e2b10fb7bf5ee0d88e7aa32179839e65b933ff2da2aabce8f89
SHA512

0053323cf2d7fada473a23ddaffd7be38f3015613f651c15bc10d524db3a656c7ed20d522feb9a7f3183efeb3588d53865a3a9d259c7707ce1dbbf2d2981fcfb

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

3300 EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
3300	EXCEL.EXE
3300	EXCEL.EXE
3300	EXCEL.EXE
3300	EXCEL.EXE
3300	EXCEL.EXE
3300	EXCEL.EXE
3300	EXCEL.EXE
3300	EXCEL.EXE
3300	EXCEL.EXE
3300	EXCEL.EXE
3300	EXCEL.EXE
3300	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\836390a3bb832e2b10fb7bf5ee0d88e7aa32179839e65b933ff2da2aabce8f89.xlsx"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:3300

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/3300-2-0x00007FF8C5C40000-0x00007FF8C6277000-memory.dmp

Filesize
6.2MB

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