Overview

overview

10

Static

static

zip2.exe

windows7_x64

10

zip2.exe

windows10_x64

10

Analysis

  • max time kernel
    149s
  • max time network
    56s
  • platform
    windows7_x64
  • resource
    win7v20210410
  • submitted
    24-07-2021 22:46

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General

  • Target

    zip2.exe

  • Size

    92KB

  • MD5

    0f2c4685932a74e8a7bd4733ceea0fcc

  • SHA1

    51201bbf3d9b532d8882a4cda4fa40f35d093179

  • SHA256

    b0817a23a0189f43f8ceeb9899ade839f07da58dcf5a522d563c15382fba305a

  • SHA512

    c397d75914c49eba7725f886845aa8a6b02cfbbaef59f858507b0ebce836aafb9743bafd2f409097ec45eb68e0c333cfda0fc0607b37ddbbaca6c23e2f73d461

Score
10/10
dharmapersistenceransomwarespywarestealer

Malware Config

Extracted

Path

C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Startup\Info.hta

Ransom Note
YOUR FILES ARE ENCRYPTED Don't worry,you can return all your files! If you want to restore them, follow this link: email itteam122@aol.com YOUR ID If you have not been answered via the link within 12 hours, write to us by e-mail: itteam122@techmail.info Attention! Do not rename encrypted files. Do not try to decrypt your data using third party software, it may cause permanent data loss. Decryption of your files with the help of third parties may cause increased price (they add their fee to our) or you can become a victim of a scam.
Emails

itteam122@aol.com

itteam122@techmail.info

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
  • Modifies extensions of user files 1 IoCs

    Ransomware generally changes the extension on encrypted files.

    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 3 IoCs
    persistence
  • Drops desktop.ini file(s) 64 IoCs
  • Drops file in System32 directory 2 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Interacts with shadow copies 2 TTPs 2 IoCs

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

    ransomware
  • Modifies Internet Explorer settings 1 TTPs 2 IoCs
    adwarespyware
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\zip2.exe
    "C:\Users\Admin\AppData\Local\Temp\zip2.exe"
    1⤵
    • Modifies extensions of user files
    • 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:2028
    • C:\Windows\system32\cmd.exe
      "C:\Windows\system32\cmd.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1396
      • C:\Windows\system32\mode.com
        mode con cp select=1251
        3⤵
          PID:1756
        • C:\Windows\system32\vssadmin.exe
          vssadmin delete shadows /all /quiet
          3⤵
          • Interacts with shadow copies
          PID:1792
      • C:\Windows\system32\cmd.exe
        "C:\Windows\system32\cmd.exe"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:1940
        • C:\Windows\system32\mode.com
          mode con cp select=1251
          3⤵
            PID:1840
          • C:\Windows\system32\vssadmin.exe
            vssadmin delete shadows /all /quiet
            3⤵
            • Interacts with shadow copies
            PID:1872
        • C:\Windows\System32\mshta.exe
          "C:\Windows\System32\mshta.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Info.hta"
          2⤵
          • Modifies Internet Explorer settings
          PID:1056
        • C:\Windows\System32\mshta.exe
          "C:\Windows\System32\mshta.exe" "C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Startup\Info.hta"
          2⤵
          • Modifies Internet Explorer settings
          PID:1316
      • C:\Windows\system32\vssvc.exe
        C:\Windows\system32\vssvc.exe
        1⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:1692

      Network

      MITRE ATT&CK Matrix ATT&CK v6

      Initial Access

      Execution

      Persistence

      Registry Run Keys / Startup Folder

      1
      T1060

      Privilege Escalation

      Defense Evasion

      File Deletion

      2
      T1107

      Modify Registry

      2
      T1112

      Credential Access

      Credentials in Files

      1
      T1081

      Discovery

      System Information Discovery

      1
      T1082

      Lateral Movement

      Collection

      Data from Local System

      1
      T1005

      Exfiltration

      Command and Control

      Impact

      Inhibit System Recovery

      2
      T1490

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Startup\Info.hta
        MD5

        a667d0dd110136eeffdb3a419df849a9

        SHA1

        133b2c0328152e933266df049cefccb0fc513735

        SHA256

        7cf58f2da464ae0fe289f951962052d489fed724d9d57d008a63984ab8543b2d

        SHA512

        a7fdd9217c27e4cc0113fa9b86914e7e2d137a3c8b17a1298e9d3f09f5ef88d136e46525a05f907a12784172fd71d651832395298632367585956166352ca6c8

        Download Submit
      • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Info.hta
        MD5

        a667d0dd110136eeffdb3a419df849a9

        SHA1

        133b2c0328152e933266df049cefccb0fc513735

        SHA256

        7cf58f2da464ae0fe289f951962052d489fed724d9d57d008a63984ab8543b2d

        SHA512

        a7fdd9217c27e4cc0113fa9b86914e7e2d137a3c8b17a1298e9d3f09f5ef88d136e46525a05f907a12784172fd71d651832395298632367585956166352ca6c8

        Download Submit
      • memory/1056-66-0x0000000000000000-mapping.dmp
        Download
      • memory/1316-68-0x0000000000000000-mapping.dmp
        Download
      • memory/1316-69-0x000007FEFC411000-0x000007FEFC413000-memory.dmp
        Filesize

        8KB

        Download
      • memory/1396-61-0x0000000000000000-mapping.dmp
        Download
      • memory/1756-62-0x0000000000000000-mapping.dmp
        Download
      • memory/1792-63-0x0000000000000000-mapping.dmp
        Download
      • memory/1840-65-0x0000000000000000-mapping.dmp
        Download
      • memory/1872-67-0x0000000000000000-mapping.dmp
        Download
      • memory/1940-64-0x0000000000000000-mapping.dmp
        Download
      • memory/2028-60-0x00000000765F1000-0x00000000765F3000-memory.dmp
        Filesize

        8KB

        Download