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Overview

overview

10

Static

static

da24e2d56e...af.exe

windows7-x64

10

da24e2d56e...af.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    152s
  • max time network
    46s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    11/10/2022, 06:32

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General

  • Target

    da24e2d56eb8bf572abc67c2ba3ef64d0bac9fdda0f9a11132b10fac12343aaf.exe

  • Size

    57KB

  • MD5

    2bc3c9bdeb39b4586b128fbb596994fc

  • SHA1

    04ae20aebd7eebaac3f83f4246aecf427ddb50c0

  • SHA256

    da24e2d56eb8bf572abc67c2ba3ef64d0bac9fdda0f9a11132b10fac12343aaf

  • SHA512

    040a38d769766dd2c34f31a2d9018f55b7d668c18942de01121511510927506ee5caf35da4d21b773cbd4281c3c5f14064343f94bbd37ef422f5f68e8900d82b

  • SSDEEP

    1536:TNeRBl5PT/rx1mzwRMSTdLpJYgL+THbh:TQRrmzwR5JAT7

Score
10/10
phobosevasionpersistenceransomware

Malware Config

Signatures

  • Phobos

    Phobos ransomware appeared at the beginning of 2019.

    ransomwarephobos
  • Deletes shadow copies 2 TTPs

    Ransomware often targets backup files to inhibit system recovery.

    ransomware
  • Modifies Windows Firewall 1 TTPs 2 IoCs
    evasion
  • Drops startup file 1 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
    persistence
  • Drops desktop.ini file(s) 1 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Interacts with shadow copies 2 TTPs 1 IoCs

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

    ransomware
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\da24e2d56eb8bf572abc67c2ba3ef64d0bac9fdda0f9a11132b10fac12343aaf.exe
    "C:\Users\Admin\AppData\Local\Temp\da24e2d56eb8bf572abc67c2ba3ef64d0bac9fdda0f9a11132b10fac12343aaf.exe"
    1⤵
    • Drops startup file
    • Adds Run key to start application
    • Drops desktop.ini file(s)
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:560
    • C:\Users\Admin\AppData\Local\Temp\da24e2d56eb8bf572abc67c2ba3ef64d0bac9fdda0f9a11132b10fac12343aaf.exe
      "C:\Users\Admin\AppData\Local\Temp\da24e2d56eb8bf572abc67c2ba3ef64d0bac9fdda0f9a11132b10fac12343aaf.exe"
      2⤵
        PID:1716
      • C:\Windows\system32\cmd.exe
        "C:\Windows\system32\cmd.exe"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:948
        • C:\Windows\system32\vssadmin.exe
          vssadmin delete shadows /all /quiet
          3⤵
          • Interacts with shadow copies
          PID:472
      • C:\Windows\system32\cmd.exe
        "C:\Windows\system32\cmd.exe"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:1676
        • C:\Windows\system32\netsh.exe
          netsh advfirewall set currentprofile state off
          3⤵
          • Modifies Windows Firewall
          PID:1184
        • C:\Windows\system32\netsh.exe
          netsh firewall set opmode mode=disable
          3⤵
          • Modifies Windows Firewall
          PID:1212
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:576

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

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    Downloads

    • memory/560-54-0x0000000076041000-0x0000000076043000-memory.dmp

      Filesize

      8KB

      Download

    • memory/1184-60-0x000007FEFBB81000-0x000007FEFBB83000-memory.dmp

      Filesize

      8KB

      Download