Overview

overview

10

Static

static

9

541ac782fa...61.exe

windows7_x64

10

541ac782fa...61.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    4294214s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20220310-en
  • submitted
    16-03-2022 20:59

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General

  • Target

    541ac782fa300f3cd3f7315770aeb2c3937f107ea565cfb4fe09bcc86e0a0261.exe

  • Size

    573KB

  • MD5

    7a541f021321604f9ecdaf73a91dc6bf

  • SHA1

    9f1ef10662e33a1d4dddb0c46ab7df957a20798a

  • SHA256

    541ac782fa300f3cd3f7315770aeb2c3937f107ea565cfb4fe09bcc86e0a0261

  • SHA512

    70958fa7cb16404964346c95d8ecdb3672df8a01a303e4bac924626dcd9f5f7a7523616594f3c4b92cd08afc764a32136608ab15cee375b1e74b3afda7e0ea8e

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 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) 13 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\541ac782fa300f3cd3f7315770aeb2c3937f107ea565cfb4fe09bcc86e0a0261.exe
    "C:\Users\Admin\AppData\Local\Temp\541ac782fa300f3cd3f7315770aeb2c3937f107ea565cfb4fe09bcc86e0a0261.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:1744
    • C:\Windows\system32\cmd.exe
      "C:\Windows\system32\cmd.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1764
      • C:\Windows\system32\mode.com
        mode con cp select=1251
        3⤵
          PID:1016
        • C:\Windows\system32\vssadmin.exe
          vssadmin delete shadows /all /quiet
          3⤵
          • Interacts with shadow copies
          PID:1936
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:1920

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

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    Downloads

    • memory/1744-54-0x0000000076AE1000-0x0000000076AE3000-memory.dmp
      Filesize

      8KB

      Download
    • memory/1744-55-0x00000000001B0000-0x00000000001C9000-memory.dmp
      Filesize

      100KB

      Download
    • memory/1744-56-0x0000000000400000-0x0000000000499000-memory.dmp
      Filesize

      612KB

      Download