89f00407704de8685478fe9ad60a06c038571ef687386567489032910f4459cb

Analysis

max time kernel
116s
max time network
147s
platform
windows10_x64
resource
win10v20210408
submitted
06-05-2021 16:03

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General

Target

7f8b3a9a_by_Libranalysis.xlsm
Size

109KB
MD5

7f8b3a9abd3230283b6af2f9a77ee7da
SHA1

ba2abb881ca750df281f32fc1a8c4ab86adee9d4
SHA256

89f00407704de8685478fe9ad60a06c038571ef687386567489032910f4459cb
SHA512

feb60a465cf554949b48dae166cdffe39e6143596e2e6d0b9fe332546a88d65cd06a2086989608f9eb964d14f3359c51527b14e6a14841604d6469dca553a48d

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

424 EXCEL.EXE
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

EXCEL.EXE

pid process

424 EXCEL.EXE
424 EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
424	EXCEL.EXE
424	EXCEL.EXE
424	EXCEL.EXE
424	EXCEL.EXE
424	EXCEL.EXE
424	EXCEL.EXE
424	EXCEL.EXE
424	EXCEL.EXE
424	EXCEL.EXE
424	EXCEL.EXE
424	EXCEL.EXE
424	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\7f8b3a9a_by_Libranalysis.xlsm"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:424

Network

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/424-114-0x00007FF7F7520000-0x00007FF7FAAD6000-memory.dmp

Filesize
53.7MB

Download
memory/424-115-0x00007FF861870000-0x00007FF861880000-memory.dmp

Filesize
64KB

Download
memory/424-116-0x00007FF861870000-0x00007FF861880000-memory.dmp

Filesize
64KB

Download
memory/424-117-0x00007FF861870000-0x00007FF861880000-memory.dmp

Filesize
64KB

Download
memory/424-118-0x00007FF861870000-0x00007FF861880000-memory.dmp

Filesize
64KB

Download
memory/424-121-0x00007FF861870000-0x00007FF861880000-memory.dmp

Filesize
64KB

Download
memory/424-122-0x00007FF8822D0000-0x00007FF8833BE000-memory.dmp

Filesize
16.9MB

Download
memory/424-123-0x000001F1F3610000-0x000001F1F5505000-memory.dmp

Filesize
31.0MB

Download