Analysis

  • max time kernel
    111s
  • max time network
    95s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15/07/2024, 23:02

General

  • Target
    261f8b9ee047f2e9ff3437b55b228c50N.dll
  • Size 3.7MB
  • Sample240715-21c8eawekf
  • SHA256 c833f5951c3e22b358388cb256676ecd44f38ae2025c0e48bb717200f5eced09
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • danabot

Version
  • 1755

Botnet
  • 3

C2
  • 78.138.98.136:443

  • 134.119.186.199:443

  • 192.236.192.238:443

  • 172.93.201.39:443

Attributes
  • embedded_hash

    82C66843DE542BC5CB88F713DE39B52B

  • type

    main

rsa_pubkey.plain
rsa_pubkey.plain

Signatures

  • Danabot

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

  • Blocklisted process makes network request 4 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\261f8b9ee047f2e9ff3437b55b228c50N.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1508
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\261f8b9ee047f2e9ff3437b55b228c50N.dll,#1
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2572
      • C:\Windows\SysWOW64\RUNDLL32.EXE
        C:\Windows\system32\RUNDLL32.EXE C:\Users\Admin\AppData\Local\Temp\261f8b9ee047f2e9ff3437b55b228c50N.dll,Yz0mZA==
        3⤵
        • Blocklisted process makes network request
        • Suspicious use of AdjustPrivilegeToken
        PID:4292

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        cplfbfizaucxi.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\cplfbfizaucxi.tmp
        • Size 256B
        • SHA256 84491810eba3b7513fa08210f7577c1eebc5dcae456739cd055663de9ff4ccce
        • MD5 SHA1 SHA512

        memory/2572-0-0x0000000002490000-0x000000000285B000-memory.dmp

        memory/2572-1-0x0000000002D20000-0x000000000337E000-memory.dmp

        memory/2572-2-0x0000000002D20000-0x000000000337E000-memory.dmp

        memory/2572-3-0x0000000003590000-0x0000000003591000-memory.dmp

        memory/2572-4-0x0000000002D20000-0x000000000337E000-memory.dmp

        memory/4292-7-0x0000000002E40000-0x000000000349E000-memory.dmp

        memory/4292-5-0x0000000002E40000-0x000000000349E000-memory.dmp

        memory/4292-8-0x0000000002E40000-0x000000000349E000-memory.dmp

        memory/4292-22-0x0000000002E40000-0x000000000349E000-memory.dmp

        memory/4292-9-0x0000000002E40000-0x000000000349E000-memory.dmp

        memory/4292-23-0x0000000000400000-0x00000000007CB000-memory.dmp

        memory/4292-25-0x0000000002E40000-0x000000000349E000-memory.dmp

        memory/4292-6-0x00000000007D0000-0x00000000007D1000-memory.dmp