Overview

overview

10

Static

static

8

79afaaa7fa...e7.exe

windows7-x64

10

79afaaa7fa...e7.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    164s
  • max time network
    81s
  • platform
    windows7_x64
  • resource
    win7-20220718-en
  • resource tags

    arch:x64arch:x86image:win7-20220718-enlocale:en-usos:windows7-x64system
  • submitted
    31-07-2022 05:07

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General

  • Target

    79afaaa7fa75217d4a771f7f83c5ef4ec7b3dcd9e85deb6767933524ef6b9ee7.exe

  • Size

    297KB

  • MD5

    b96d7569d68440a9d6fc2f33d8adcae7

  • SHA1

    6379a05b3645203df1ec815ee5e81e7aa98088e9

  • SHA256

    79afaaa7fa75217d4a771f7f83c5ef4ec7b3dcd9e85deb6767933524ef6b9ee7

  • SHA512

    3a69754f4884fd9a47e25f2067fcb4e2afbeeedfe3286ed6e1daeacffbf98692bf84ee6abdfcef83d5b7d7192b34c7652adfea6cd67c96c3556febf8d9d7f33e

Score
10/10
dharmapersistenceransomwarespywarestealerupx

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
  • UPX packed file 1 IoCs

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

    upx
  • Drops startup file 1 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) 12 IoCs
  • Drops file in System32 directory 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 3 IoCs
  • Suspicious use of WriteProcessMemory 10 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\79afaaa7fa75217d4a771f7f83c5ef4ec7b3dcd9e85deb6767933524ef6b9ee7.exe
    "C:\Users\Admin\AppData\Local\Temp\79afaaa7fa75217d4a771f7f83c5ef4ec7b3dcd9e85deb6767933524ef6b9ee7.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:1888
    • C:\Windows\system32\cmd.exe
      "C:\Windows\system32\cmd.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2032
      • C:\Windows\system32\mode.com
        mode con cp select=1251
        3⤵
          PID:1776
        • C:\Windows\system32\vssadmin.exe
          vssadmin delete shadows /all /quiet
          3⤵
          • Interacts with shadow copies
          PID:900
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:924

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

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    Downloads

    • memory/900-59-0x0000000000000000-mapping.dmp

      Download

    • memory/1776-58-0x0000000000000000-mapping.dmp

      Download

    • memory/1888-54-0x0000000000400000-0x000000000047A000-memory.dmp

      Filesize

      488KB

      Download

    • memory/1888-55-0x00000000762D1000-0x00000000762D3000-memory.dmp

      Filesize

      8KB

      Download

    • memory/1888-56-0x0000000000400000-0x000000000047A000-memory.dmp

      Filesize

      488KB

      Download

    • memory/1888-60-0x0000000000330000-0x0000000000367000-memory.dmp

      Filesize

      220KB

      Download

    • memory/2032-57-0x0000000000000000-mapping.dmp

      Download