c99b050645ebbc138018a9dcb4c3029bc1a9aa9376e7541c1011e815942948e1

Resubmissions

01-02-2023 17:02

230201-vj6p3aah39 10

01-02-2023 17:00

230201-vjf5eacg4s 10

01-02-2023 16:57

230201-vgbrxacg2y 10

Analysis

max time kernel
113s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
01-02-2023 16:57

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General

Target

INVOICEXANDXBANKXDETAILS.rtf
Size

8KB
MD5

a8caccc115c0ee90a947c31c8e3a452a
SHA1

42324c751619e2217c9879cb6bc312061d56639b
SHA256

6f0318fc63a3a123bc36c8c9765852b56ab83083a2f0c1338d8d3493e7273802
SHA512

b72a0e6edac3cd46353555234b56daeb44058a05aadfb37e6473f8ed8f7913d36c4f85009ffc693b34f4a4beb7bf944ce9008c2ed396a2caf0a8bc10cca5cf96
SSDEEP

192:3MHQcSUhRFs+McjIitJd07ab02yvQsqTLjFrJcLurIw6ZOzU:cHFthP7McjZ9oazJTLjFNcutaOzU

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:

WINWORD.EXE

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	WINWORD.EXE

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

WINWORD.EXE

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	WINWORD.EXE

Suspicious behavior: AddClipboardFormatListener 2 IoCs

Processes:

WINWORD.EXE

pid process

5056 WINWORD.EXE
5056 WINWORD.EXE
Suspicious use of SetWindowsHookEx 8 IoCs

Processes:

WINWORD.EXE

pid process

5056 WINWORD.EXE
5056 WINWORD.EXE
5056 WINWORD.EXE
5056 WINWORD.EXE
5056 WINWORD.EXE
5056 WINWORD.EXE
5056 WINWORD.EXE
5056 WINWORD.EXE

pid	process
5056	WINWORD.EXE
5056	WINWORD.EXE

pid	process
5056	WINWORD.EXE
5056	WINWORD.EXE
5056	WINWORD.EXE
5056	WINWORD.EXE
5056	WINWORD.EXE
5056	WINWORD.EXE
5056	WINWORD.EXE
5056	WINWORD.EXE

C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE
"C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\INVOICEXANDXBANKXDETAILS.rtf" /o ""
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:5056

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/5056-132-0x00007FFAC2D90000-0x00007FFAC2DA0000-memory.dmp

Filesize
64KB

Download
memory/5056-133-0x00007FFAC2D90000-0x00007FFAC2DA0000-memory.dmp

Filesize
64KB

Download
memory/5056-134-0x00007FFAC2D90000-0x00007FFAC2DA0000-memory.dmp

Filesize
64KB

Download
memory/5056-135-0x00007FFAC2D90000-0x00007FFAC2DA0000-memory.dmp

Filesize
64KB

Download
memory/5056-136-0x00007FFAC2D90000-0x00007FFAC2DA0000-memory.dmp

Filesize
64KB

Download
memory/5056-137-0x00007FFAC0890000-0x00007FFAC08A0000-memory.dmp

Filesize
64KB

Download
memory/5056-138-0x00007FFAC0890000-0x00007FFAC08A0000-memory.dmp

Filesize
64KB

Download
memory/5056-140-0x00007FFAC2D90000-0x00007FFAC2DA0000-memory.dmp

Filesize
64KB

Download
memory/5056-141-0x00007FFAC2D90000-0x00007FFAC2DA0000-memory.dmp

Filesize
64KB

Download
memory/5056-142-0x00007FFAC2D90000-0x00007FFAC2DA0000-memory.dmp

Filesize
64KB

Download
memory/5056-143-0x00007FFAC2D90000-0x00007FFAC2DA0000-memory.dmp

Filesize
64KB

Download