e421b41a8f1c2d9c8635590c4d1044b5e8848d737b1c735d738f19e4dd3efadc

Analysis

max time kernel
142s
max time network
164s
platform
windows10-2004_x64
resource
win10v2004-20230915-en
resource tags

arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
submitted
11-10-2023 06:16

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General

Target

e421b41a8f1c2d9c8635590c4d1044b5e8848d737b1c735d738f19e4dd3efadc_JC.xlam
Size

608KB
MD5

8c45abf62a65da6e3c6f3679867ac5f6
SHA1

64304d587df206901bb53cb5da16c43d674c5de0
SHA256

e421b41a8f1c2d9c8635590c4d1044b5e8848d737b1c735d738f19e4dd3efadc
SHA512

59be2c1a0454128f19a6e907fa40475ecf8dd1e3d7b4d52b97138f78ac6f855b1a0b1eedb0b010c2b37f96af33df897418c39e0b9161caf75e08896531bf285e
SSDEEP

12288:e/nWmxuO42FuW970S5h8L/8hUlQwFTSs6szS96fT2XRn4yYu2Z2ZUuwpH:gj42tZzKbFTSbo+6r2R4ycN

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

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 behavior: AddClipboardFormatListener 1 IoCs

pid	Process
3456	EXCEL.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
3456	EXCEL.EXE
3456	EXCEL.EXE

Suspicious use of SetWindowsHookEx 8 IoCs

pid	Process
3456	EXCEL.EXE
3456	EXCEL.EXE
3456	EXCEL.EXE
3456	EXCEL.EXE
3456	EXCEL.EXE
3456	EXCEL.EXE
3456	EXCEL.EXE
3456	EXCEL.EXE

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012
Uses Volume Shadow Copy WMI provider
The Volume Shadow Copy service is used to manage backups/snapshots.
ransomware
Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
ransomware

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\e421b41a8f1c2d9c8635590c4d1044b5e8848d737b1c735d738f19e4dd3efadc_JC.xlam"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:3456

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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/3456-0-0x00007FFED6B10000-0x00007FFED6B20000-memory.dmp

Filesize
64KB

Download
memory/3456-1-0x00007FFF16A90000-0x00007FFF16C85000-memory.dmp

Filesize
2.0MB

Download
memory/3456-2-0x00007FFED6B10000-0x00007FFED6B20000-memory.dmp

Filesize
64KB

Download
memory/3456-4-0x00007FFF16A90000-0x00007FFF16C85000-memory.dmp

Filesize
2.0MB

Download
memory/3456-5-0x00007FFED6B10000-0x00007FFED6B20000-memory.dmp

Filesize
64KB

Download
memory/3456-3-0x00007FFED6B10000-0x00007FFED6B20000-memory.dmp

Filesize
64KB

Download
memory/3456-6-0x00007FFF16A90000-0x00007FFF16C85000-memory.dmp

Filesize
2.0MB

Download
memory/3456-8-0x00007FFF16A90000-0x00007FFF16C85000-memory.dmp

Filesize
2.0MB

Download
memory/3456-9-0x00007FFF16A90000-0x00007FFF16C85000-memory.dmp

Filesize
2.0MB

Download
memory/3456-7-0x00007FFED6B10000-0x00007FFED6B20000-memory.dmp

Filesize
64KB

Download
memory/3456-10-0x00007FFF16A90000-0x00007FFF16C85000-memory.dmp

Filesize
2.0MB

Download
memory/3456-11-0x00007FFF16A90000-0x00007FFF16C85000-memory.dmp

Filesize
2.0MB

Download
memory/3456-12-0x00007FFF16A90000-0x00007FFF16C85000-memory.dmp

Filesize
2.0MB

Download
memory/3456-13-0x00007FFF16A90000-0x00007FFF16C85000-memory.dmp

Filesize
2.0MB

Download
memory/3456-15-0x00007FFED42E0000-0x00007FFED42F0000-memory.dmp

Filesize
64KB

Download
memory/3456-14-0x00007FFF16A90000-0x00007FFF16C85000-memory.dmp

Filesize
2.0MB

Download
memory/3456-16-0x00007FFED42E0000-0x00007FFED42F0000-memory.dmp

Filesize
64KB

Download
memory/3456-18-0x00007FFF16A90000-0x00007FFF16C85000-memory.dmp

Filesize
2.0MB

Download
memory/3456-19-0x00007FFF16A90000-0x00007FFF16C85000-memory.dmp

Filesize
2.0MB

Download
memory/3456-20-0x00007FFF16A90000-0x00007FFF16C85000-memory.dmp

Filesize
2.0MB

Download
memory/3456-41-0x00007FFED6B10000-0x00007FFED6B20000-memory.dmp

Filesize
64KB

Download
memory/3456-42-0x00007FFED6B10000-0x00007FFED6B20000-memory.dmp

Filesize
64KB

Download
memory/3456-43-0x00007FFED6B10000-0x00007FFED6B20000-memory.dmp

Filesize
64KB

Download
memory/3456-44-0x00007FFED6B10000-0x00007FFED6B20000-memory.dmp

Filesize
64KB

Download
memory/3456-45-0x00007FFF16A90000-0x00007FFF16C85000-memory.dmp

Filesize
2.0MB

Download
memory/3456-46-0x00007FFF16A90000-0x00007FFF16C85000-memory.dmp

Filesize
2.0MB

Download
memory/3456-47-0x00007FFF16A90000-0x00007FFF16C85000-memory.dmp

Filesize
2.0MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads