43e2226c82a4c61bd3fc05a4020b9e132ba3df78101ad642adff6b1ba475c28e

Analysis

max time kernel
49s
max time network
16s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
12/02/2024, 17:59

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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

Modifies Internet Explorer settings 1 TTPs 9 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\MenuExt	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105"	WINWORD.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55"	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000"	WINWORD.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1"	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\Toolbar	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes"	WINWORD.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
2596	WINWORD.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2596	WINWORD.EXE
2596	WINWORD.EXE

C:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\hellokitty\NTRUEncrypt\src\ntru_crypto_ntru_encrypt.js
1⤵
PID:3028

C:\Windows\System32\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\Desktop\UseWatch.vbe"
1⤵
PID:2576

C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE
"C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\Desktop\UndoSync.docx"
1⤵
- Modifies Internet Explorer settings
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:2596

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2596-0-0x000000002F0F1000-0x000000002F0F2000-memory.dmp

Filesize
4KB

Download
memory/2596-1-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/2596-2-0x000000007137D000-0x0000000071388000-memory.dmp

Filesize
44KB

Download