43e2226c82a4c61bd3fc05a4020b9e132ba3df78101ad642adff6b1ba475c28e

Analysis

max time kernel
89s
max time network
93s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
12-02-2024 17:59

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

hellokitty/NTRUEncrypt/src/ntru_crypto_ntru_encrypt.js
Size

50KB
MD5

e980116023c11cf26ef905db653542ce
SHA1

58bea3e0ae4e11d90b43d44ff2b1fcf862f0b591
SHA256

e75489d69e7a86206704fe731a23e39ed8e3fb8a281966a90fde7fd94754916a
SHA512

9d4497a015114ca842ef4d54ec252afb912435f1ffcb76150a80106b31700b58dfc81a37d4d24ea6bd53155f6e8917be2ccea49b7405fb4ca7237b28960b611b
SSDEEP

1536:P+N67lVqB8pgX400TvNt0vqB8p6bbfjPrDeW3P6pqB8kXel/T8+Ecdo8M:a67ju4NtISPr5fvXel/T8+Ddo8M

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

1048 EXCEL.EXE

Suspicious use of SetWindowsHookEx 13 IoCs

Processes:

EXCEL.EXE

pid	process
1048	EXCEL.EXE
1048	EXCEL.EXE
1048	EXCEL.EXE
1048	EXCEL.EXE
1048	EXCEL.EXE
1048	EXCEL.EXE
1048	EXCEL.EXE
1048	EXCEL.EXE
1048	EXCEL.EXE
1048	EXCEL.EXE
1048	EXCEL.EXE
1048	EXCEL.EXE
1048	EXCEL.EXE

C:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\hellokitty\NTRUEncrypt\src\ntru_crypto_ntru_encrypt.js
1⤵
PID:3984

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" /n "C:\Users\Admin\Desktop\UseRepair.xlt"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:1048

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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

Loading Replay Monitor...

Downloads

memory/1048-0-0x00007FF80B870000-0x00007FF80B880000-memory.dmp

Filesize
64KB

Download
memory/1048-3-0x00007FF84B7F0000-0x00007FF84B9E5000-memory.dmp

Filesize
2.0MB

Download
memory/1048-1-0x00007FF80B870000-0x00007FF80B880000-memory.dmp

Filesize
64KB

Download
memory/1048-2-0x00007FF80B870000-0x00007FF80B880000-memory.dmp

Filesize
64KB

Download
memory/1048-4-0x00007FF84B7F0000-0x00007FF84B9E5000-memory.dmp

Filesize
2.0MB

Download
memory/1048-6-0x00007FF84B7F0000-0x00007FF84B9E5000-memory.dmp

Filesize
2.0MB

Download
memory/1048-5-0x00007FF80B870000-0x00007FF80B880000-memory.dmp

Filesize
64KB

Download
memory/1048-7-0x00007FF80B870000-0x00007FF80B880000-memory.dmp

Filesize
64KB

Download
memory/1048-8-0x00007FF84B7F0000-0x00007FF84B9E5000-memory.dmp

Filesize
2.0MB

Download
memory/1048-9-0x00007FF84B7F0000-0x00007FF84B9E5000-memory.dmp

Filesize
2.0MB

Download
memory/1048-10-0x00007FF84B7F0000-0x00007FF84B9E5000-memory.dmp

Filesize
2.0MB

Download
memory/1048-11-0x00007FF84B7F0000-0x00007FF84B9E5000-memory.dmp

Filesize
2.0MB

Download
memory/1048-12-0x00007FF809810000-0x00007FF809820000-memory.dmp

Filesize
64KB

Download
memory/1048-13-0x00007FF809810000-0x00007FF809820000-memory.dmp

Filesize
64KB

Download
memory/1048-32-0x00007FF84B7F0000-0x00007FF84B9E5000-memory.dmp

Filesize
2.0MB

Download