4087fa18c34c9e1ea1c98c58b6daf357eb14d1ab8d1c526219ecf4d6afbb9e20

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240220-en
resource tags

arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
submitted
11-06-2024 21:06

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General

Target

malicious.js
Size

9.9MB
MD5

9fe82b58b7aab5786dc5e3218353828c
SHA1

62089cd04e6ae9ced185069caec25487e1a4ff06
SHA256

4087fa18c34c9e1ea1c98c58b6daf357eb14d1ab8d1c526219ecf4d6afbb9e20
SHA512

df3dff40522e393ba937e7a643c957a22eaa9c703c05d37de13a4912f7c1d1e92a2e1fb6bbf0d832c642f7a37f055be0909c400bd437b08a3275705de73a637e
SSDEEP

49152:F8ytwpCQK+Tf8ytwpCQK+Tf8ytwpCQK+Tf8ytwpCQK+Tf8ytwpCQK+Tf8ytwpCQK:FIIIIIIII+

Score

3^/10

execution

Malware Config

Signatures

Command and Scripting Interpreter: JavaScript 1 TTPs
execution

JavaScript
T1059.007
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

powershell.exe

pid process

2668 powershell.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

powershell.exe

description pid process

Token: SeDebugPrivilege 2668 powershell.exe

pid	process
2668	powershell.exe

description	pid	process
Token: SeDebugPrivilege	2668	powershell.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

taskeng.exewscript.EXEcscript.exe

description	pid	process	target process
PID 2024 wrote to memory of 2076	2024	taskeng.exe	wscript.EXE
PID 2024 wrote to memory of 2076	2024	taskeng.exe	wscript.EXE
PID 2024 wrote to memory of 2076	2024	taskeng.exe	wscript.EXE
PID 2076 wrote to memory of 2548	2076	wscript.EXE	cscript.exe
PID 2076 wrote to memory of 2548	2076	wscript.EXE	cscript.exe
PID 2076 wrote to memory of 2548	2076	wscript.EXE	cscript.exe
PID 2548 wrote to memory of 2668	2548	cscript.exe	powershell.exe
PID 2548 wrote to memory of 2668	2548	cscript.exe	powershell.exe
PID 2548 wrote to memory of 2668	2548	cscript.exe	powershell.exe

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

C:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\malicious.js
1⤵
PID:1732

C:\Windows\system32\taskeng.exe
taskeng.exe {94744245-A44B-49AF-A196-D2B207228A6D} S-1-5-21-2721934792-624042501-2768869379-1000:BISMIZHX\Admin:Interactive:[1]
1⤵
- Suspicious use of WriteProcessMemory
PID:2024

C:\Windows\system32\wscript.EXE
C:\Windows\system32\wscript.EXE MENTAL~1.JS
2⤵
- Suspicious use of WriteProcessMemory
PID:2076

C:\Windows\System32\cscript.exe
"C:\Windows\System32\cscript.exe" "MENTAL~1.JS"
3⤵
- Suspicious use of WriteProcessMemory
PID:2548

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell
4⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2668

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Command and Scripting Interpreter

T1059

JavaScript

T1059.007

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Query Registry

T1012

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\Identities\MENTAL~1.JS
Filesize
46.4MB

MD5
eb16dc2278a93ab53ef0cd4488a88f45

SHA1
e741ec66033b124d8ef2b4b91d633cd33a2f7ecd

SHA256
afe90a58ee45a219105926e64c372a3fc436f25fbf00ba4ac135bfa8d7e9fd11

SHA512
983e466f0dd1b99c1760342263476071a13dafedeebdf948a5929cd8159c2ae0ede9e9fceb44184592f8e52c95c38010328bea51d3b830afde6f98f8f9297a46

Download Submit
memory/2668-7-0x000000001B5C0000-0x000000001B8A2000-memory.dmp

Filesize
2.9MB

Download
memory/2668-8-0x0000000002790000-0x0000000002798000-memory.dmp

Filesize
32KB

Download