b234169c31608a2fb3085e061093b3983a5293a34da8060c43df5fa38a7c94fd

Analysis

max time kernel
120s
max time network
138s
platform
windows10_x64
resource
win10v20210410
submitted
06-05-2021 13:51

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General

Target

Complaint-788027039-05062021.xlsm
Size

109KB
MD5

15d3f15fdb71e88b3c05a52395a1c30d
SHA1

4289031dbde330c54cc3353a4c95cdf642f2089e
SHA256

b234169c31608a2fb3085e061093b3983a5293a34da8060c43df5fa38a7c94fd
SHA512

3ecc4283eb502919ab1890fee1da6ce2fb907f9f7394fcecffa2ce3b9349cabea14166909b7375e66a4e6de159153be7ab1a0285aeb89d21ad44c1ee5aca25f8

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 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
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	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

2256 EXCEL.EXE
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

EXCEL.EXE

pid process

2256 EXCEL.EXE
2256 EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
2256	EXCEL.EXE
2256	EXCEL.EXE
2256	EXCEL.EXE
2256	EXCEL.EXE
2256	EXCEL.EXE
2256	EXCEL.EXE
2256	EXCEL.EXE
2256	EXCEL.EXE
2256	EXCEL.EXE
2256	EXCEL.EXE
2256	EXCEL.EXE
2256	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\Complaint-788027039-05062021.xlsm"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:2256

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/2256-114-0x00007FF6B3180000-0x00007FF6B6736000-memory.dmp

Filesize
53.7MB

Download
memory/2256-115-0x00007FF85A170000-0x00007FF85A180000-memory.dmp

Filesize
64KB

Download
memory/2256-116-0x00007FF85A170000-0x00007FF85A180000-memory.dmp

Filesize
64KB

Download
memory/2256-117-0x00007FF85A170000-0x00007FF85A180000-memory.dmp

Filesize
64KB

Download
memory/2256-118-0x00007FF85A170000-0x00007FF85A180000-memory.dmp

Filesize
64KB

Download
memory/2256-122-0x00007FF85A170000-0x00007FF85A180000-memory.dmp

Filesize
64KB

Download
memory/2256-121-0x00007FF87ABF0000-0x00007FF87BCDE000-memory.dmp

Filesize
16.9MB

Download
memory/2256-123-0x00007FF878CF0000-0x00007FF87ABE5000-memory.dmp

Filesize
31.0MB

Download