Overview

overview

10

Static

static

3

afe56d381a...18.exe

windows7-x64

10

afe56d381a...18.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    141s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15-06-2024 19:00

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General

  • Target

    afe56d381a7122e799e68c0a18a6e8c2_JaffaCakes118.exe

  • Size

    3.8MB

  • MD5

    afe56d381a7122e799e68c0a18a6e8c2

  • SHA1

    b71c0f8bfcc71b800d9b31b63eec5af97a9ff012

  • SHA256

    912379d932f8718c3741578f385037a6d76eba422a24aeab9b4136e04b5f28b8

  • SHA512

    787122924b9763c85b27b7d31a265af380ed154b518355e46134eb3bab1314c90e8921af3ff27553d52d1560fc6e1cd6dc0568b6c507dd95ea0a2c50c88e2c0e

  • SSDEEP

    98304:JezNmv+No+6Os2/beiiCTDGrQ53+nnoU:JDmNo+60SeGrQ53+nn

Score
10/10
gluptebadropperevasionloaderpersistence

Malware Config

Signatures

  • Glupteba

    Glupteba is a modular loader written in Golang with various components.

    loaderdropperglupteba
  • Glupteba payload 16 IoCs
  • Modifies Windows Firewall 2 TTPs 2 IoCs
    evasion
  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Checks for VirtualBox DLLs, possible anti-VM trick 1 TTPs 1 IoCs

    Certain files are specific to VirtualBox VMs and can be used to detect execution in a VM.

  • Drops file in Windows directory 2 IoCs
  • Modifies data under HKEY_USERS 64 IoCs
  • Suspicious behavior: EnumeratesProcesses 18 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\afe56d381a7122e799e68c0a18a6e8c2_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\afe56d381a7122e799e68c0a18a6e8c2_JaffaCakes118.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:2584
    • C:\Users\Admin\AppData\Local\Temp\afe56d381a7122e799e68c0a18a6e8c2_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\afe56d381a7122e799e68c0a18a6e8c2_JaffaCakes118.exe"
      2⤵
      • Adds Run key to start application
      • Checks for VirtualBox DLLs, possible anti-VM trick
      • Drops file in Windows directory
      • Modifies data under HKEY_USERS
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:4940
      • C:\Windows\system32\cmd.exe
        C:\Windows\Sysnative\cmd.exe /C "netsh advfirewall firewall add rule name="csrss" dir=in action=allow program="C:\Windows\rss\csrss.exe" enable=yes"
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1340
        • C:\Windows\system32\netsh.exe
          netsh advfirewall firewall add rule name="csrss" dir=in action=allow program="C:\Windows\rss\csrss.exe" enable=yes
          4⤵
          • Modifies Windows Firewall
          PID:396
      • C:\Windows\system32\cmd.exe
        C:\Windows\Sysnative\cmd.exe /C "netsh advfirewall firewall add rule name="CloudNet" dir=in action=allow program="C:\Users\Admin\AppData\Roaming\EpicNet Inc\CloudNet\cloudnet.exe" enable=yes"
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:4676
        • C:\Windows\system32\netsh.exe
          netsh advfirewall firewall add rule name="CloudNet" dir=in action=allow program="C:\Users\Admin\AppData\Roaming\EpicNet Inc\CloudNet\cloudnet.exe" enable=yes
          4⤵
          • Modifies Windows Firewall
          PID:1052
      • C:\Windows\rss\csrss.exe
        C:\Windows\rss\csrss.exe ""
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        PID:4056

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\rss\csrss.exe
    Filesize

    3.8MB

    MD5

    afe56d381a7122e799e68c0a18a6e8c2

    SHA1

    b71c0f8bfcc71b800d9b31b63eec5af97a9ff012

    SHA256

    912379d932f8718c3741578f385037a6d76eba422a24aeab9b4136e04b5f28b8

    SHA512

    787122924b9763c85b27b7d31a265af380ed154b518355e46134eb3bab1314c90e8921af3ff27553d52d1560fc6e1cd6dc0568b6c507dd95ea0a2c50c88e2c0e

    Download Submit

  • memory/2584-7-0x0000000000400000-0x0000000000B0A000-memory.dmp

    Filesize

    7.0MB

    Download

  • memory/2584-4-0x0000000000400000-0x0000000000B0A000-memory.dmp

    Filesize

    7.0MB

    Download

  • memory/2584-2-0x00000000014F0000-0x0000000001BDF000-memory.dmp

    Filesize

    6.9MB

    Download

  • memory/2584-6-0x00000000014F0000-0x0000000001BDF000-memory.dmp

    Filesize

    6.9MB

    Download

  • memory/2584-1-0x0000000001140000-0x00000000014ED000-memory.dmp

    Filesize

    3.7MB

    Download

  • memory/2584-3-0x0000000000400000-0x0000000000B0A000-memory.dmp

    Filesize

    7.0MB

    Download

  • memory/4056-23-0x0000000000400000-0x0000000000B0A000-memory.dmp

    Filesize

    7.0MB

    Download

  • memory/4056-30-0x0000000000400000-0x0000000000B0A000-memory.dmp

    Filesize

    7.0MB

    Download

  • memory/4056-20-0x0000000000400000-0x0000000000B0A000-memory.dmp

    Filesize

    7.0MB

    Download

  • memory/4056-21-0x0000000000400000-0x0000000000B0A000-memory.dmp

    Filesize

    7.0MB

    Download

  • memory/4056-25-0x0000000000400000-0x0000000000B0A000-memory.dmp

    Filesize

    7.0MB

    Download

  • memory/4056-26-0x0000000000400000-0x0000000000B0A000-memory.dmp

    Filesize

    7.0MB

    Download

  • memory/4056-27-0x0000000000400000-0x0000000000B0A000-memory.dmp

    Filesize

    7.0MB

    Download

  • memory/4056-28-0x0000000000400000-0x0000000000B0A000-memory.dmp

    Filesize

    7.0MB

    Download

  • memory/4940-11-0x0000000000400000-0x0000000000B0A000-memory.dmp

    Filesize

    7.0MB

    Download

  • memory/4940-10-0x0000000000400000-0x0000000000B0A000-memory.dmp

    Filesize

    7.0MB

    Download

  • memory/4940-18-0x0000000000400000-0x0000000000B0A000-memory.dmp

    Filesize

    7.0MB

    Download

  • memory/4940-9-0x0000000000400000-0x0000000000B0A000-memory.dmp

    Filesize

    7.0MB

    Download

  • memory/4940-12-0x0000000000400000-0x0000000000B0A000-memory.dmp

    Filesize

    7.0MB

    Download