c65c3ed807173312f2a662f6d42328b5f87822e7ffeb53206446e4f408b1bc7c

Analysis

max time kernel
141s
max time network
126s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
22-05-2024 02:23

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General

Target

c65c3ed807173312f2a662f6d42328b5f87822e7ffeb53206446e4f408b1bc7c.xlam
Size

664KB
MD5

a5db1b44d885848242f326f2f64f9330
SHA1

667533c3489cc2cee713105673c4e7ed88f1c1f0
SHA256

c65c3ed807173312f2a662f6d42328b5f87822e7ffeb53206446e4f408b1bc7c
SHA512

43fd5ff48c42e0c9b39342cdd68836659ffbe069668cdaebf8117a0becd73c8be115e28c8ffa41014be8f21f12dbd963dbd58b503e16faf8603b2c5ab4190385
SSDEEP

12288:kTnW4u4pDx4SH85rzQ02YNVjXrOSdJ9pPT/InnMOlxUSsU/+hLPOkJA:8e4pFpC2KBrOSjHPT/Anplxls2sLpA

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 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

3616 EXCEL.EXE
Suspicious use of SetWindowsHookEx 8 IoCs

Processes:

EXCEL.EXE

pid process

3616 EXCEL.EXE
3616 EXCEL.EXE
3616 EXCEL.EXE
3616 EXCEL.EXE
3616 EXCEL.EXE
3616 EXCEL.EXE
3616 EXCEL.EXE
3616 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

pid	process
3616	EXCEL.EXE

pid	process
3616	EXCEL.EXE
3616	EXCEL.EXE
3616	EXCEL.EXE
3616	EXCEL.EXE
3616	EXCEL.EXE
3616	EXCEL.EXE
3616	EXCEL.EXE
3616	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\c65c3ed807173312f2a662f6d42328b5f87822e7ffeb53206446e4f408b1bc7c.xlam"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:3616

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/3616-0-0x00007FFA63710000-0x00007FFA63720000-memory.dmp

Filesize
64KB

Download
memory/3616-2-0x00007FFA63710000-0x00007FFA63720000-memory.dmp

Filesize
64KB

Download
memory/3616-1-0x00007FFA63710000-0x00007FFA63720000-memory.dmp

Filesize
64KB

Download
memory/3616-3-0x00007FFA63710000-0x00007FFA63720000-memory.dmp

Filesize
64KB

Download
memory/3616-4-0x00007FFA63710000-0x00007FFA63720000-memory.dmp

Filesize
64KB

Download
memory/3616-5-0x00007FFAA372D000-0x00007FFAA372E000-memory.dmp

Filesize
4KB

Download
memory/3616-6-0x00007FFAA3690000-0x00007FFAA3885000-memory.dmp

Filesize
2.0MB

Download
memory/3616-7-0x00007FFAA3690000-0x00007FFAA3885000-memory.dmp

Filesize
2.0MB

Download
memory/3616-8-0x00007FFAA3690000-0x00007FFAA3885000-memory.dmp

Filesize
2.0MB

Download
memory/3616-9-0x00007FFAA3690000-0x00007FFAA3885000-memory.dmp

Filesize
2.0MB

Download
memory/3616-10-0x00007FFA61360000-0x00007FFA61370000-memory.dmp

Filesize
64KB

Download
memory/3616-11-0x00007FFAA3690000-0x00007FFAA3885000-memory.dmp

Filesize
2.0MB

Download
memory/3616-12-0x00007FFA61360000-0x00007FFA61370000-memory.dmp

Filesize
64KB

Download
memory/3616-13-0x00007FFAA3690000-0x00007FFAA3885000-memory.dmp

Filesize
2.0MB

Download
memory/3616-14-0x00007FFAA3690000-0x00007FFAA3885000-memory.dmp

Filesize
2.0MB

Download
memory/3616-29-0x00007FFAA3690000-0x00007FFAA3885000-memory.dmp

Filesize
2.0MB

Download
memory/3616-47-0x00007FFA63710000-0x00007FFA63720000-memory.dmp

Filesize
64KB

Download
memory/3616-48-0x00007FFA63710000-0x00007FFA63720000-memory.dmp

Filesize
64KB

Download
memory/3616-46-0x00007FFA63710000-0x00007FFA63720000-memory.dmp

Filesize
64KB

Download
memory/3616-49-0x00007FFA63710000-0x00007FFA63720000-memory.dmp

Filesize
64KB

Download
memory/3616-50-0x00007FFAA3690000-0x00007FFAA3885000-memory.dmp

Filesize
2.0MB

Download