62cbed8b8215059d60eb35d6b35ebc55bb0d5960fc71c3ac368bab71ddaa85a6

Analysis

max time kernel
139s
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
09/06/2023, 07:08

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General

Target

03373999.xls
Size

1.8MB
MD5

fd4ea629d606346a6bce6b46ef0578f8
SHA1

703f80d2bfbf6e2c4803e43a1a9fc994798a4dc1
SHA256

62cbed8b8215059d60eb35d6b35ebc55bb0d5960fc71c3ac368bab71ddaa85a6
SHA512

20a980058b2187dd057e5b3905446a8bb4202311770063acd5ba417d8ad9d4043f63340f212831c4a69cc77488ce8e9ecea10a06f8ad3b0c48407c9c17342d05
SSDEEP

49152:4LK5g6ghO0EO0ida6Hg6ghO0EO0mda6V6Ds:oQgZmid/dgZmmd/QD

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
1096	EXCEL.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1096	EXCEL.EXE
1096	EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
1096	EXCEL.EXE
1096	EXCEL.EXE
1096	EXCEL.EXE
1096	EXCEL.EXE
1096	EXCEL.EXE
1096	EXCEL.EXE
1096	EXCEL.EXE
1096	EXCEL.EXE
1096	EXCEL.EXE
1096	EXCEL.EXE
1096	EXCEL.EXE
1096	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\03373999.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:1096

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\BD4D8366.emf

Filesize
34KB

MD5
5e32abe7ed20ed209866c70040c5b2e3

SHA1
b5dab88af0ec94ac9bd2bff4fb6a573a5f5c131d

SHA256
5a907b3394f4f553a4e0631930fbb6bed9c2a8ffcee562136766f09ad1087cb5

SHA512
665e29626990c2b0b761ceee2e2f095bcefdc08e12bfb6b63e60d245e60016f9db1b86485a5499b481d5d16c8a5407f22756552eb80dbf1f61cbcbfd6fc058c9

Download Submit
memory/1096-139-0x00007FFAF9830000-0x00007FFAF9840000-memory.dmp

Filesize
64KB

Download
memory/1096-134-0x00007FFAFB9F0000-0x00007FFAFBA00000-memory.dmp

Filesize
64KB

Download
memory/1096-136-0x00007FFAFB9F0000-0x00007FFAFBA00000-memory.dmp

Filesize
64KB

Download
memory/1096-137-0x00007FFAFB9F0000-0x00007FFAFBA00000-memory.dmp

Filesize
64KB

Download
memory/1096-138-0x00007FFAF9830000-0x00007FFAF9840000-memory.dmp

Filesize
64KB

Download
memory/1096-133-0x00007FFAFB9F0000-0x00007FFAFBA00000-memory.dmp

Filesize
64KB

Download
memory/1096-153-0x000001D505D50000-0x000001D505D81000-memory.dmp

Filesize
196KB

Download
memory/1096-135-0x00007FFAFB9F0000-0x00007FFAFBA00000-memory.dmp

Filesize
64KB

Download
memory/1096-187-0x00007FFAFB9F0000-0x00007FFAFBA00000-memory.dmp

Filesize
64KB

Download
memory/1096-188-0x00007FFAFB9F0000-0x00007FFAFBA00000-memory.dmp

Filesize
64KB

Download
memory/1096-189-0x00007FFAFB9F0000-0x00007FFAFBA00000-memory.dmp

Filesize
64KB

Download
memory/1096-190-0x00007FFAFB9F0000-0x00007FFAFBA00000-memory.dmp

Filesize
64KB

Download
memory/1096-191-0x000001D505D50000-0x000001D505D81000-memory.dmp

Filesize
196KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads