64832b9f03d64470940e7481e9adfb6fa728d8a822cc7c649f8e32eafa18125b

Analysis

max time kernel
101s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
29-03-2023 06:13

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General

Target

PO_23509-23510.xls
Size

1.0MB
MD5

3ff60872925b136a4a02f9646b605df3
SHA1

9d2eec41446241b5dd654fad00062b92b0e8f340
SHA256

64832b9f03d64470940e7481e9adfb6fa728d8a822cc7c649f8e32eafa18125b
SHA512

9d6890cf25cdd1a67edffff1c4ee6605160e24aa8a3fb76a0add988f7fc2b8caa61b2062e333310eef0e1fc358af734974b1badd5072171dd4074048579c1388
SSDEEP

24576:jLKnSSMMednEoakAmmjmRakAmmjmu+MXUkfOt2222222222222222222222K27P:jLKRMLaaoeaao9+MXiB

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

3176 EXCEL.EXE
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

EXCEL.EXE

pid process

3176 EXCEL.EXE
3176 EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
3176	EXCEL.EXE
3176	EXCEL.EXE
3176	EXCEL.EXE
3176	EXCEL.EXE
3176	EXCEL.EXE
3176	EXCEL.EXE
3176	EXCEL.EXE
3176	EXCEL.EXE
3176	EXCEL.EXE
3176	EXCEL.EXE
3176	EXCEL.EXE
3176	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\PO_23509-23510.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:3176

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

C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\Content.MSO\DF956278.emf
Filesize
1.4MB

MD5
5c65827565e89d5357d6f81294701c19

SHA1
600aa1899bdc58d12671774e84033366dc931c04

SHA256
dec6f35ceb48260f3ba4e6487c48d3f97b274f2eff29cab00c2c7e677eef4b4f

SHA512
052c177c606d30f4f3b658f60bb3643fffec498cc8fa931b4380aa6b93ac20fa9ef4600645740e99ba2f6d43e333fe783378d14395132819d6fb44787aad196a

Download Submit
memory/3176-133-0x00007FFFB8410000-0x00007FFFB8420000-memory.dmp

Filesize
64KB

Download
memory/3176-134-0x00007FFFB8410000-0x00007FFFB8420000-memory.dmp

Filesize
64KB

Download
memory/3176-135-0x00007FFFB8410000-0x00007FFFB8420000-memory.dmp

Filesize
64KB

Download
memory/3176-136-0x00007FFFB8410000-0x00007FFFB8420000-memory.dmp

Filesize
64KB

Download
memory/3176-137-0x00007FFFB8410000-0x00007FFFB8420000-memory.dmp

Filesize
64KB

Download
memory/3176-138-0x00007FFFB6230000-0x00007FFFB6240000-memory.dmp

Filesize
64KB

Download
memory/3176-139-0x00007FFFB6230000-0x00007FFFB6240000-memory.dmp

Filesize
64KB

Download
memory/3176-176-0x00007FFFB8410000-0x00007FFFB8420000-memory.dmp

Filesize
64KB

Download
memory/3176-177-0x00007FFFB8410000-0x00007FFFB8420000-memory.dmp

Filesize
64KB

Download
memory/3176-178-0x00007FFFB8410000-0x00007FFFB8420000-memory.dmp

Filesize
64KB

Download
memory/3176-179-0x00007FFFB8410000-0x00007FFFB8420000-memory.dmp

Filesize
64KB

Download