efe2d9e7b7ea24297926c267b5021b9d14ba5c9c19114f782c6ee55742269809

Analysis

max time kernel
136s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
27-01-2023 13:10

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General

Target

10ff7959558189167db85dd91f6741befe3b5505c6caddfd259c4e3e864c1056.xls
Size

468KB
MD5

54a0857ef1b0d0833d4f8d907b6586a7
SHA1

b7133b4c386b415ecc3897eff44f424d9f079575
SHA256

10ff7959558189167db85dd91f6741befe3b5505c6caddfd259c4e3e864c1056
SHA512

89981ba0e4f410e1ac63117be255b6490c518304d0fd9c93c1ef25048c545d32e5dd3e420f5c18de84a5d70f7b86def4c41fffe3f98809469080f8852ac659c5
SSDEEP

6144:uh0k5eq1h0k5eqnh0k5eO6h0k5eq7UZ+RwPONXoRjDhIcp0fDlavx+W26nA4W6r6:uykdykvykeykf4MYyqk5q8

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

4532 EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
4532	EXCEL.EXE
4532	EXCEL.EXE
4532	EXCEL.EXE
4532	EXCEL.EXE
4532	EXCEL.EXE
4532	EXCEL.EXE
4532	EXCEL.EXE
4532	EXCEL.EXE
4532	EXCEL.EXE
4532	EXCEL.EXE
4532	EXCEL.EXE
4532	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\10ff7959558189167db85dd91f6741befe3b5505c6caddfd259c4e3e864c1056.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:4532

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/4532-132-0x00007FFE83C30000-0x00007FFE83C40000-memory.dmp

Filesize
64KB

Download
memory/4532-133-0x00007FFE83C30000-0x00007FFE83C40000-memory.dmp

Filesize
64KB

Download
memory/4532-134-0x00007FFE83C30000-0x00007FFE83C40000-memory.dmp

Filesize
64KB

Download
memory/4532-135-0x00007FFE83C30000-0x00007FFE83C40000-memory.dmp

Filesize
64KB

Download
memory/4532-136-0x00007FFE83C30000-0x00007FFE83C40000-memory.dmp

Filesize
64KB

Download
memory/4532-137-0x00007FFE81370000-0x00007FFE81380000-memory.dmp

Filesize
64KB

Download
memory/4532-138-0x00007FFE81370000-0x00007FFE81380000-memory.dmp

Filesize
64KB

Download
memory/4532-140-0x00007FFE83C30000-0x00007FFE83C40000-memory.dmp

Filesize
64KB

Download
memory/4532-141-0x00007FFE83C30000-0x00007FFE83C40000-memory.dmp

Filesize
64KB

Download
memory/4532-142-0x00007FFE83C30000-0x00007FFE83C40000-memory.dmp

Filesize
64KB

Download
memory/4532-143-0x00007FFE83C30000-0x00007FFE83C40000-memory.dmp

Filesize
64KB

Download