Overview

overview

10

Static

static

562f127b83...e8.exe

windows7-x64

10

562f127b83...e8.exe

windows10-2004-x64

7

Analysis

  • max time kernel
    150s
  • max time network
    138s
  • platform
    windows7_x64
  • resource
    win7-20220718-en
  • resource tags

    arch:x64arch:x86image:win7-20220718-enlocale:en-usos:windows7-x64system
  • submitted
    25-07-2022 05:08

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General

  • Target

    562f127b835531599169a09bde0a87ecaea2fc56eb12746766c14dc6e607ade8.exe

  • Size

    253KB

  • MD5

    504095753fec8c61d54b4f5f6c1e3b1b

  • SHA1

    97292439666f783373cdfc32c911daadc2f64650

  • SHA256

    562f127b835531599169a09bde0a87ecaea2fc56eb12746766c14dc6e607ade8

  • SHA512

    52d5494d2e564ac62db419cf70735d9923b1641cb20482bf4529619651539cd3e8ca0ac6068418149e9947f905af270ce7df76909ecc38344c1f82d902a94345

Score
10/10
discoveryransomwarespywarestealersuricata

Malware Config

Signatures

  • suricata: ET MALWARE Ransomware/Cerber Checkin 2

    suricata: ET MALWARE Ransomware/Cerber Checkin 2

    suricata
  • suricata: ET MALWARE Ransomware/Cerber Checkin M3 (9)

    suricata: ET MALWARE Ransomware/Cerber Checkin M3 (9)

    suricata
  • Deletes shadow copies 2 TTPs

    Ransomware often targets backup files to inhibit system recovery.

    ransomware
  • Contacts a large (512) amount of remote hosts 1 TTPs

    This may indicate a network scan to discover remotely running services.

    discovery
  • Modifies extensions of user files 1 IoCs

    Ransomware generally changes the extension on encrypted files.

    ransomware
  • Loads dropped DLL 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

    spywarestealer
  • Sets desktop wallpaper using registry 2 TTPs 1 IoCs
    ransomware
  • Suspicious use of SetThreadContext 1 IoCs
  • Drops file in Program Files directory 6 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 48 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\562f127b835531599169a09bde0a87ecaea2fc56eb12746766c14dc6e607ade8.exe
    "C:\Users\Admin\AppData\Local\Temp\562f127b835531599169a09bde0a87ecaea2fc56eb12746766c14dc6e607ade8.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetThreadContext
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:880
    • C:\Users\Admin\AppData\Local\Temp\562f127b835531599169a09bde0a87ecaea2fc56eb12746766c14dc6e607ade8.exe
      "C:\Users\Admin\AppData\Local\Temp\562f127b835531599169a09bde0a87ecaea2fc56eb12746766c14dc6e607ade8.exe"
      2⤵
      • Modifies extensions of user files
      • Sets desktop wallpaper using registry
      • Drops file in Program Files directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1940
      • C:\Windows\system32\cmd.exe
        "C:\Windows\system32\cmd.exe"
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1124
        • C:\Windows\system32\wbem\WMIC.exe
          C:\Windows\system32\wbem\wmic.exe shadowcopy delete
          4⤵
          • Suspicious use of AdjustPrivilegeToken
          PID:2028
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:1732
  • C:\Windows\SysWOW64\DllHost.exe
    C:\Windows\SysWOW64\DllHost.exe /Processid:{3F6B5E16-092A-41ED-930B-0B4125D91D4E}
    1⤵
      PID:1604
    • C:\Windows\system32\AUDIODG.EXE
      C:\Windows\system32\AUDIODG.EXE 0x1d8
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:308

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Initial Access

    Execution

    Persistence

    Privilege Escalation

    Defense Evasion

    File Deletion

    1
    T1107

    Modify Registry

    1
    T1112

    Credential Access

    Credentials in Files

    1
    T1081

    Discovery

    Network Service Scanning

    1
    T1046

    System Information Discovery

    1
    T1082

    Lateral Movement

    Collection

    Data from Local System

    1
    T1005

    Exfiltration

    Command and Control

    Impact

    Inhibit System Recovery

    1
    T1490

    Defacement

    1
    T1491

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • \Users\Admin\AppData\Local\Temp\nsiFF48.tmp\System.dll
      Filesize

      11KB

      MD5

      3e6bf00b3ac976122f982ae2aadb1c51

      SHA1

      caab188f7fdc84d3fdcb2922edeeb5ed576bd31d

      SHA256

      4ff9b2678d698677c5d9732678f9cf53f17290e09d053691aac4cc6e6f595cbe

      SHA512

      1286f05e6a7e6b691f6e479638e7179897598e171b52eb3a3dc0e830415251069d29416b6d1ffc6d7dce8da5625e1479be06db9b7179e7776659c5c1ad6aa706

      Download Submit
    • memory/880-54-0x00000000762D1000-0x00000000762D3000-memory.dmp
      Filesize

      8KB

      Download
    • memory/880-56-0x00000000004D0000-0x00000000004D4000-memory.dmp
      Filesize

      16KB

      Download
    • memory/880-59-0x00000000004D0000-0x00000000004D4000-memory.dmp
      Filesize

      16KB

      Download
    • memory/1124-61-0x0000000000000000-mapping.dmp
      Download
    • memory/1940-57-0x00000000004028CF-mapping.dmp
      Download
    • memory/1940-60-0x0000000000400000-0x0000000000431000-memory.dmp
      Filesize

      196KB

      Download
    • memory/1940-63-0x0000000000400000-0x0000000000431000-memory.dmp
      Filesize

      196KB

      Download
    • memory/2028-62-0x0000000000000000-mapping.dmp
      Download