Analysis

  • max time kernel
    151s
  • max time network
    35s
  • platform
    windows7_x64
  • resource
    win7v200430
  • submitted
    19-07-2020 17:21

General

  • Target

    pandabanker_2.2.8.vir.exe

  • Size

    231KB

  • MD5

    dd6a9f311d3bd02e71a3b2f2e9edf616

  • SHA1

    ff3d6bb29c56dbcb45daaa7dc6fff79829c94fbf

  • SHA256

    4352a4309cb454aa6ba59932456f32dbfee4b0b5d998d954518dcff43ff8281b

  • SHA512

    0a47e1e193c74d2b7c57b6c3745d2f535cae6bf33d55958b953911616b50df2e0285925589d2515bf36baa98b6526885bf8827c0e2558c2f2061e9981f8eafea

Malware Config

Signatures

  • Suspicious behavior: EnumeratesProcesses 180 IoCs
  • Identifies Wine through registry keys 2 TTPs 2 IoCs

    Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Looks for VMWare Tools registry key 2 TTPs
  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs
  • Looks for VirtualBox Guest Additions in registry 2 TTPs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Suspicious use of WriteProcessMemory 24 IoCs
  • Executes dropped EXE 1 IoCs
  • Deletes itself 1 IoCs
  • Checks BIOS information in registry 2 TTPs 1 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • Reads user/profile data of web browsers 2 TTPs

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\pandabanker_2.2.8.vir.exe
    "C:\Users\Admin\AppData\Local\Temp\pandabanker_2.2.8.vir.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Identifies Wine through registry keys
    • Suspicious use of AdjustPrivilegeToken
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    • Checks BIOS information in registry
    PID:1500
    • C:\Users\Admin\AppData\Roaming\Macromedia\Flash Player\macromedia.com\support\flashplayer\sys\StepRename.exe
      "C:\Users\Admin\AppData\Roaming\Macromedia\Flash Player\macromedia.com\support\flashplayer\sys\StepRename.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      • Executes dropped EXE
      PID:476
      • C:\Windows\SysWOW64\svchost.exe
        C:\Windows\SysWOW64\svchost.exe -k netsvcs
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        • Adds Run key to start application
        PID:528
      • C:\Windows\SysWOW64\svchost.exe
        C:\Windows\SysWOW64\svchost.exe -k netsvcs
        3⤵
          PID:452
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\system32\cmd.exe" /c "C:\Users\Admin\AppData\Local\Temp\upd59008f79.bat"
        2⤵
        • Deletes itself
        PID:1096

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Persistence

    Registry Run Keys / Startup Folder

    1
    T1060

    Defense Evasion

    Virtualization/Sandbox Evasion

    4
    T1497

    Modify Registry

    1
    T1112

    Credential Access

    Credentials in Files

    1
    T1081

    Discovery

    Query Registry

    5
    T1012

    Virtualization/Sandbox Evasion

    4
    T1497

    System Information Discovery

    1
    T1082

    Collection

    Data from Local System

    1
    T1005

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\upd59008f79.bat
    • C:\Users\Admin\AppData\Roaming\Macromedia\Flash Player\macromedia.com\support\flashplayer\sys\StepRename.exe
    • C:\Users\Admin\AppData\Roaming\Macromedia\Flash Player\macromedia.com\support\flashplayer\sys\StepRename.exe
    • \Users\Admin\AppData\Roaming\Macromedia\Flash Player\macromedia.com\support\flashplayer\sys\StepRename.exe
    • memory/452-5-0x0000000000000000-mapping.dmp
    • memory/476-1-0x0000000000000000-mapping.dmp
    • memory/528-4-0x0000000000000000-mapping.dmp
    • memory/1096-6-0x0000000000000000-mapping.dmp