c5617b10a4b7bc7f4f5b457ad59744510d9dee0ee0dd84f1f7882e29e70c1139

Analysis

max time kernel
152s
max time network
172s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
28/11/2022, 07:36

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General

Target

Invoice-9273923.xll
Size

641KB
MD5

0848c11cbd563b8c28df0cc52487ff8e
SHA1

4c970a70780b95ece110ba8882bfb75961439963
SHA256

c5617b10a4b7bc7f4f5b457ad59744510d9dee0ee0dd84f1f7882e29e70c1139
SHA512

9a3f06a7e03a1d3b385b502f5b63d9850b79623c302cdae4da89e540228da980dc81eca25af5a25a4d90230b83e3e3c6c0c4d42dc6967ee93405f10b3467a432
SSDEEP

12288:in/zDvGHAykHSzLW/4+8bzbBSreMdShgFK/UqWPZ1tbnK:gzbGHAzHAjX1BcLPZ1V

Score

10^/10

Malware Config

Extracted

Language

xlm4.0

Source

Signatures

Loads dropped DLL 2 IoCs

pid	Process
2480	EXCEL.EXE
2480	EXCEL.EXE

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 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
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	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
2480	EXCEL.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2480	EXCEL.EXE

Suspicious use of SetWindowsHookEx 8 IoCs

pid	Process
2480	EXCEL.EXE
2480	EXCEL.EXE
2480	EXCEL.EXE
2480	EXCEL.EXE
2480	EXCEL.EXE
2480	EXCEL.EXE
2480	EXCEL.EXE
2480	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\Invoice-9273923.xll"
1⤵
- Loads dropped DLL
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2480

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\Invoice-9273923.xll

Filesize
641KB

MD5
0848c11cbd563b8c28df0cc52487ff8e

SHA1
4c970a70780b95ece110ba8882bfb75961439963

SHA256
c5617b10a4b7bc7f4f5b457ad59744510d9dee0ee0dd84f1f7882e29e70c1139

SHA512
9a3f06a7e03a1d3b385b502f5b63d9850b79623c302cdae4da89e540228da980dc81eca25af5a25a4d90230b83e3e3c6c0c4d42dc6967ee93405f10b3467a432

Download Submit
C:\Users\Admin\AppData\Local\Temp\Invoice-9273923.xll

Filesize
641KB

MD5
0848c11cbd563b8c28df0cc52487ff8e

SHA1
4c970a70780b95ece110ba8882bfb75961439963

SHA256
c5617b10a4b7bc7f4f5b457ad59744510d9dee0ee0dd84f1f7882e29e70c1139

SHA512
9a3f06a7e03a1d3b385b502f5b63d9850b79623c302cdae4da89e540228da980dc81eca25af5a25a4d90230b83e3e3c6c0c4d42dc6967ee93405f10b3467a432

Download Submit
memory/2480-135-0x00007FFC713F0000-0x00007FFC71400000-memory.dmp

Filesize
64KB

Download
memory/2480-132-0x00007FFC713F0000-0x00007FFC71400000-memory.dmp

Filesize
64KB

Download
memory/2480-136-0x00007FFC713F0000-0x00007FFC71400000-memory.dmp

Filesize
64KB

Download
memory/2480-137-0x00007FFC6F060000-0x00007FFC6F070000-memory.dmp

Filesize
64KB

Download
memory/2480-138-0x00007FFC6F060000-0x00007FFC6F070000-memory.dmp

Filesize
64KB

Download
memory/2480-134-0x00007FFC713F0000-0x00007FFC71400000-memory.dmp

Filesize
64KB

Download
memory/2480-140-0x0000029B98380000-0x0000029B9843A000-memory.dmp

Filesize
744KB

Download
memory/2480-133-0x00007FFC713F0000-0x00007FFC71400000-memory.dmp

Filesize
64KB

Download
memory/2480-143-0x00007FFC87040000-0x00007FFC87B01000-memory.dmp

Filesize
10.8MB

Download
memory/2480-144-0x0000029B9BFEC000-0x0000029B9BFEF000-memory.dmp

Filesize
12KB

Download
memory/2480-145-0x0000029B98570000-0x0000029B9857A000-memory.dmp

Filesize
40KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads