Overview

overview

10

Static

static

a35732db1c...e4.exe

windows7_x64

10

a35732db1c...e4.exe

windows10_x64

10

Analysis

  • max time kernel
    110s
  • max time network
    130s
  • platform
    windows10_x64
  • resource
    win10-en-20211104
  • submitted
    11/11/2021, 20:17

Sharing

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General

  • Target
    a35732db1ce01e708084598f4dcdc1e4.exe
  • Size 3.1MB
  • Sample211111-y2pfaahbgl
  • SHA256 0416ac4ffcec3299fa96d3db1837fe245fb398890abc1e19481485503fcaa679
  • MD5 SHA1 SHA512
Score
10/10
danabotbankerevasionthemidatrojan

Malware Config

Extracted

Family

  • danabot

C2

  • 192.119.110.73:443

  • 192.236.192.201:443

Attributes
  • embedded_hash

    F4711E27D559B4AEB1A081A1EB0AC465

  • type

    loader

rsa_pubkey.plain
rsa_privkey.plain

Signatures

  • Danabot

    Danabot is a modular banking Trojan that has been linked with other malware.

    trojanbankerdanabot
  • Danabot Loader Component 2 IoCs
  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs
    evasion
  • Blocklisted process makes network request 5 IoCs
  • Downloads MZ/PE file
  • Executes dropped EXE 4 IoCs
  • Checks BIOS information in registry 2 TTPs 2 IoCs

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

  • Loads dropped DLL 2 IoCs
  • Themida packer 6 IoCs

    Detects Themida, an advanced Windows software protection system.

    themida
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
    evasiontrojan
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Drops file in Program Files directory 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Modifies registry class 1 IoCs
  • Modifies system certificate store 2 TTPs 2 IoCs
    evasionspywaretrojan
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of FindShellTrayWindow 64 IoCs
  • Suspicious use of SendNotifyMessage 64 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a35732db1ce01e708084598f4dcdc1e4.exe
    "C:\Users\Admin\AppData\Local\Temp\a35732db1ce01e708084598f4dcdc1e4.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Program Files directory
    • Suspicious use of WriteProcessMemory
    PID:1716
    • C:\Users\Admin\AppData\Local\Temp\hempen\clayer.exe
      "C:\Users\Admin\AppData\Local\Temp\hempen\clayer.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:4320
      • C:\Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exe
        "C:\Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: AddClipboardFormatListener
        PID:588
    • C:\Users\Admin\AppData\Local\Temp\hempen\forbarvp.exe
      "C:\Users\Admin\AppData\Local\Temp\hempen\forbarvp.exe"
      2⤵
      • Executes dropped EXE
      • Checks BIOS information in registry
      • Checks whether UAC is enabled
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Checks processor information in registry
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:1912
      • C:\Users\Admin\AppData\Local\Temp\walevvbm.exe
        "C:\Users\Admin\AppData\Local\Temp\walevvbm.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of WriteProcessMemory
        PID:4536
        • C:\Windows\SysWOW64\rundll32.exe
          C:\Windows\system32\rundll32.exe C:\Users\Admin\AppData\Local\Temp\WALEVV~1.DLL,s C:\Users\Admin\AppData\Local\Temp\walevvbm.exe
          4⤵
          • Blocklisted process makes network request
          • Loads dropped DLL
          • Drops file in Program Files directory
          PID:3528
      • C:\Windows\SysWOW64\WScript.exe
        "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\jpfdstjmbp.vbs"
        3⤵
          PID:4660
        • C:\Windows\SysWOW64\WScript.exe
          "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\nsaangyxiqpc.vbs"
          3⤵
          • Blocklisted process makes network request
          • Modifies system certificate store
          PID:616

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          memory/588-146-0x00000000022C0000-0x0000000002308000-memory.dmp
          Download

          memory/1912-128-0x0000000077540000-0x00000000776CE000-memory.dmp
          Download

          memory/1912-127-0x0000000000930000-0x0000000001009000-memory.dmp
          Download

          memory/1912-125-0x0000000000930000-0x0000000001009000-memory.dmp
          Download

          memory/1912-129-0x0000000000930000-0x0000000001009000-memory.dmp
          Download

          memory/1912-126-0x0000000000930000-0x0000000001009000-memory.dmp
          Download

          memory/4320-130-0x00000000006C0000-0x00000000006C1000-memory.dmp
          Download

          memory/4320-131-0x0000000002480000-0x00000000024C8000-memory.dmp
          Download

          memory/4536-138-0x00000000049B0000-0x0000000004AB5000-memory.dmp
          Download

          memory/4536-139-0x0000000000400000-0x0000000002C29000-memory.dmp
          Download

          memory/4536-137-0x00000000048B8000-0x00000000049A6000-memory.dmp
          Download