Overview

overview

10

Static

static

7608b7b27a...c2.exe

windows7_x64

10

7608b7b27a...c2.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    151s
  • max time network
    61s
  • platform
    windows7_x64
  • resource
    win7-20220331-en
  • submitted
    30-03-2022 01:14

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General

  • Target

    7608b7b27a11e7ad78651c92b82469161123f2a0ceaf006cfff2f2f52f05d7c2.exe

  • Size

    440KB

  • MD5

    2a71eedf8cf4a13b40f0db24cf9a1d94

  • SHA1

    84748cec9ad525b9a684a3d740f2bd4b5d276282

  • SHA256

    7608b7b27a11e7ad78651c92b82469161123f2a0ceaf006cfff2f2f52f05d7c2

  • SHA512

    f12101bde6e9c82a8a56c2bad883812791230bf6ee79c9b0ef5810ef231dff5f881c33ae866f2d53a9dd6b008c1d153cde9d70bc8f5a41152c42e4a28fc6dc69

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
  • Enumerates physical storage devices 1 TTPs

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

  • 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\7608b7b27a11e7ad78651c92b82469161123f2a0ceaf006cfff2f2f52f05d7c2.exe
    "C:\Users\Admin\AppData\Local\Temp\7608b7b27a11e7ad78651c92b82469161123f2a0ceaf006cfff2f2f52f05d7c2.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:1316
    • C:\Windows\system32\cmd.exe
      "C:\Windows\system32\cmd.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1688
      • C:\Windows\system32\mode.com
        mode con cp select=1251
        3⤵
          PID:280
        • C:\Windows\system32\vssadmin.exe
          vssadmin delete shadows /all /quiet
          3⤵
          • Interacts with shadow copies
          PID:636
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:1360

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

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    Downloads

    • memory/280-57-0x0000000000000000-mapping.dmp

      Download

    • memory/636-58-0x0000000000000000-mapping.dmp

      Download

    • memory/1316-54-0x0000000076A91000-0x0000000076A93000-memory.dmp

      Filesize

      8KB

      Download

    • memory/1316-55-0x0000000000400000-0x0000000000472000-memory.dmp

      Filesize

      456KB

      Download

    • memory/1316-59-0x0000000002390000-0x0000000002920000-memory.dmp

      Filesize

      5.6MB

      Download

    • memory/1688-56-0x0000000000000000-mapping.dmp

      Download