Overview

overview

10

Static

static

3105ec98da...ec.exe

windows7_x64

10

3105ec98da...ec.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    4294215s
  • max time network
    132s
  • platform
    windows7_x64
  • resource
    win7-20220311-en
  • submitted
    26-03-2022 08:57

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General

  • Target

    3105ec98da3a996b2c1e8fda5567f127489899132616b7a64d3144d3ec1f18ec.exe

  • Size

    341KB

  • MD5

    7c7cd5abb59eed4339d7956eec55ba77

  • SHA1

    d37527aba9f756c2347039678e5217432f0a7cb1

  • SHA256

    3105ec98da3a996b2c1e8fda5567f127489899132616b7a64d3144d3ec1f18ec

  • SHA512

    3a25241d3b24e6f94e4f877a3a5473e7bfcd19071c7ec705e5c22bacd3f827db32cc68a08f2eef5ec0d46dd3fd6f62389ff6641ff75e56e4280e7c86f7286dd6

Score
10/10
dharmapersistenceransomwarespywarestealer

Malware Config

Signatures

  • Dharma

    Dharma is a ransomware that uses security software installation to hide malicious activities.

    ransomwaredharma
  • Deletes shadow copies 2 TTPs

    Ransomware often targets backup files to inhibit system recovery.

    ransomware
  • Drops startup file 5 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

    spywarestealer
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Drops desktop.ini file(s) 64 IoCs
  • Drops file in System32 directory 1 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Interacts with shadow copies 2 TTPs 2 IoCs

    Shadow copies are often targeted by ransomware to inhibit system recovery.

    ransomware
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3105ec98da3a996b2c1e8fda5567f127489899132616b7a64d3144d3ec1f18ec.exe
    "C:\Users\Admin\AppData\Local\Temp\3105ec98da3a996b2c1e8fda5567f127489899132616b7a64d3144d3ec1f18ec.exe"
    1⤵
    • Drops startup file
    • Adds Run key to start application
    • Drops desktop.ini file(s)
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:792
    • C:\Windows\system32\cmd.exe
      "C:\Windows\system32\cmd.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1800
      • C:\Windows\system32\mode.com
        mode con cp select=1251
        3⤵
          PID:824
        • C:\Windows\system32\vssadmin.exe
          vssadmin delete shadows /all /quiet
          3⤵
          • Interacts with shadow copies
          PID:1476
      • C:\Windows\system32\cmd.exe
        "C:\Windows\system32\cmd.exe"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:620
        • C:\Windows\system32\mode.com
          mode con cp select=1251
          3⤵
            PID:1116
          • C:\Windows\system32\vssadmin.exe
            vssadmin delete shadows /all /quiet
            3⤵
            • Interacts with shadow copies
            PID:1692
      • C:\Windows\system32\vssvc.exe
        C:\Windows\system32\vssvc.exe
        1⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:652

      Network

      MITRE ATT&CK Enterprise v6

      Replay Monitor

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      Downloads

      • memory/620-61-0x0000000000000000-mapping.dmp

        Download

      • memory/792-54-0x0000000076AC1000-0x0000000076AC3000-memory.dmp

        Filesize

        8KB

        Download

      • memory/792-59-0x0000000000260000-0x0000000000279000-memory.dmp

        Filesize

        100KB

        Download

      • memory/792-58-0x0000000000240000-0x0000000000252000-memory.dmp

        Filesize

        72KB

        Download

      • memory/792-60-0x0000000000400000-0x00000000046D4000-memory.dmp

        Filesize

        66.8MB

        Download

      • memory/824-56-0x0000000000000000-mapping.dmp

        Download

      • memory/1116-62-0x0000000000000000-mapping.dmp

        Download

      • memory/1476-57-0x0000000000000000-mapping.dmp

        Download

      • memory/1692-63-0x0000000000000000-mapping.dmp

        Download

      • memory/1800-55-0x0000000000000000-mapping.dmp

        Download