Overview

overview

10

Static

static

10

2024-06-19...ab.exe

windows7-x64

10

2024-06-19...ab.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    142s
  • max time network
    147s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    19-06-2024 12:09

Sharing

Copy URL
Twitter E-mail
Report Analysis Logs

General

  • Target

    2024-06-19_d3537fec0b0ca4e6ae6f91b85b15c1d5_gandcrab.exe

  • Size

    109KB

  • MD5

    d3537fec0b0ca4e6ae6f91b85b15c1d5

  • SHA1

    ade90a54d16ccca3c8d2c4c25a2ede4786c7c368

  • SHA256

    9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52

  • SHA512

    1298d94ca3c2671d43fdfcae62aa0886f43a3c9908ec0dc2ab64989f9f66aeab93b33d06060c2619081c676afd4f6980c70322a5a93cb1f9dea396e0b9fb5126

  • SSDEEP

    3072:HMSjOnrmBIMqqDL2/mr3IdE8we0Avu5r++ygLIaaypQ8CrS6C:HXjOnr6jqqDL6aprYS6C

Score
10/10
gandcrabbackdoorpersistenceransomwareupx

Malware Config

Extracted

Family

gandcrab

C2

http://gdcbghvjyqy7jclk.onion.top/

Signatures

  • GandCrab payload 2 IoCs
  • Gandcrab

    Gandcrab is a Trojan horse that encrypts files on a computer.

    ransomwarebackdoorgandcrab
  • Detects ransomware indicator 2 IoCs
  • Gandcrab Payload 2 IoCs
  • UPX dump on OEP (original entry point) 2 IoCs
  • UPX packed file 2 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

    upx
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Enumerates connected drives 3 TTPs 23 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Checks processor information in registry 2 TTPs 3 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-06-19_d3537fec0b0ca4e6ae6f91b85b15c1d5_gandcrab.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-06-19_d3537fec0b0ca4e6ae6f91b85b15c1d5_gandcrab.exe"
    1⤵
    • Adds Run key to start application
    • Enumerates connected drives
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2284
    • C:\Windows\SysWOW64\nslookup.exe
      nslookup nomoreransom.bit dns1.soprodns.ru
      2⤵
        PID:2316
      • C:\Windows\SysWOW64\nslookup.exe
        nslookup emsisoft.bit dns1.soprodns.ru
        2⤵
          PID:2456
        • C:\Windows\SysWOW64\nslookup.exe
          nslookup gandcrab.bit dns1.soprodns.ru
          2⤵
            PID:1764
          • C:\Windows\SysWOW64\nslookup.exe
            nslookup nomoreransom.bit dns1.soprodns.ru
            2⤵
              PID:1164
            • C:\Windows\SysWOW64\nslookup.exe
              nslookup emsisoft.bit dns1.soprodns.ru
              2⤵
                PID:2892

            Network

            MITRE ATT&CK Matrix ATT&CK v13

            Initial Access

            Execution

            Persistence

            Boot or Logon Autostart Execution

            1
            T1547

            Registry Run Keys / Startup Folder

            1
            T1547.001

            Privilege Escalation

            Boot or Logon Autostart Execution

            1
            T1547

            Registry Run Keys / Startup Folder

            1
            T1547.001

            Defense Evasion

            Modify Registry

            1
            T1112

            Credential Access

            Discovery

            Query Registry

            2
            T1012

            Peripheral Device Discovery

            1
            T1120

            System Information Discovery

            2
            T1082

            Lateral Movement

            Collection

            Exfiltration

            Command and Control

            Impact

            Resource Development

            Reconnaissance

            Replay Monitor

            Loading Replay Monitor...

            Downloads

            • memory/2284-0-0x0000000000820000-0x000000000083C000-memory.dmp
              Filesize

              112KB

              Download
            • memory/2284-4-0x0000000000820000-0x000000000083C000-memory.dmp
              Filesize

              112KB

              Download