Overview

overview

10

Static

static

dbf10315d6...d5.exe

windows7_x64

10

dbf10315d6...d5.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    154s
  • max time network
    57s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    20-05-2022 13:30

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General

  • Target

    dbf10315d6df7a360414da861c456fd9c07b53160525fde4cd5f51340d2da3d5.exe

  • Size

    737KB

  • MD5

    78ea7223cc7cf6230315aae0b3d5fc1e

  • SHA1

    1074683782e95e7042bbcdfa8876a855b36c92e1

  • SHA256

    dbf10315d6df7a360414da861c456fd9c07b53160525fde4cd5f51340d2da3d5

  • SHA512

    a56b11c2d79111ddecec240d3a2c53883fe7d3d147791f6979750c12f94d74e7e2785ea5ee17b87a997e903da22527f24529a02e744337703e9ca2ad314be4d0

Score
10/10
revengeratjc0der-firebyt3evasionstealertrojan

Malware Config

Extracted

Family

revengerat

Botnet

JC0der-FireByt3

C2

nasadigitalgov.sytes.net:9222

Mutex

RV_MUTEX-FZMONFueOciq

Signatures

  • RevengeRAT

    Remote-access trojan with a wide range of capabilities.

    trojanrevengerat
  • Looks for VirtualBox Guest Additions in registry 2 TTPs
    evasion
  • RevengeRat Executable 7 IoCs
    stealer
  • Looks for VMWare Tools registry key 2 TTPs
    evasion
  • Checks BIOS information in registry 2 TTPs 2 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • Maps connected drives based on registry 3 TTPs 2 IoCs

    Disk information is often read in order to detect sandboxing environments.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 26 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\dbf10315d6df7a360414da861c456fd9c07b53160525fde4cd5f51340d2da3d5.exe
    "C:\Users\Admin\AppData\Local\Temp\dbf10315d6df7a360414da861c456fd9c07b53160525fde4cd5f51340d2da3d5.exe"
    1⤵
    • Checks BIOS information in registry
    • Maps connected drives based on registry
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:916
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
      2⤵
        PID:1940
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
        2⤵
          PID:1008
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
          2⤵
          • Suspicious use of AdjustPrivilegeToken
          PID:1112

      Network

      MITRE ATT&CK Matrix ATT&CK v6

      Initial Access

      Execution

      Persistence

      Privilege Escalation

      Defense Evasion

      Virtualization/Sandbox Evasion

      2
      T1497

      Credential Access

      Discovery

      Query Registry

      4
      T1012

      Virtualization/Sandbox Evasion

      2
      T1497

      System Information Discovery

      2
      T1082

      Peripheral Device Discovery

      1
      T1120

      Lateral Movement

      Collection

      Exfiltration

      Command and Control

      Impact

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/916-54-0x0000000001030000-0x00000000010F0000-memory.dmp
        Filesize

        768KB

        Download
      • memory/916-55-0x0000000075711000-0x0000000075713000-memory.dmp
        Filesize

        8KB

        Download
      • memory/916-56-0x0000000000590000-0x00000000005CE000-memory.dmp
        Filesize

        248KB

        Download
      • memory/916-57-0x0000000000960000-0x0000000000988000-memory.dmp
        Filesize

        160KB

        Download
      • memory/916-58-0x00000000009E0000-0x00000000009EC000-memory.dmp
        Filesize

        48KB

        Download
      • memory/1112-59-0x0000000000400000-0x000000000040C000-memory.dmp
        Filesize

        48KB

        Download
      • memory/1112-60-0x0000000000400000-0x000000000040C000-memory.dmp
        Filesize

        48KB

        Download
      • memory/1112-62-0x0000000000400000-0x000000000040C000-memory.dmp
        Filesize

        48KB

        Download
      • memory/1112-63-0x0000000000400000-0x000000000040C000-memory.dmp
        Filesize

        48KB

        Download
      • memory/1112-64-0x0000000000400000-0x000000000040C000-memory.dmp
        Filesize

        48KB

        Download
      • memory/1112-65-0x000000000040666E-mapping.dmp
        Download
      • memory/1112-67-0x0000000000400000-0x000000000040C000-memory.dmp
        Filesize

        48KB

        Download
      • memory/1112-69-0x0000000000400000-0x000000000040C000-memory.dmp
        Filesize

        48KB

        Download