Analysis

  • max time kernel
    122s
  • max time network
    152s
  • platform
    windows10_x64
  • resource
    win10-en-20210920
  • submitted
    08/10/2021, 18:04

General

  • Target
    91b1dc3f70f739111bfa2b2e42ea30b5.exe
  • Size 6.1MB
  • Sample211008-wnmneseham
  • SHA256 ab2c8662c8101b040f3b5e41eb3639b1be3ce9da6ac155f7a4b0fbe63bb3fde3
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • danabot

C2
  • 142.11.242.31:443

  • 192.119.110.73:443

  • 192.210.222.88:443

Attributes
  • embedded_hash

    F4711E27D559B4AEB1A081A1EB0AC465

  • type

    loader

rsa_pubkey.plain
rsa_privkey.plain

Extracted

Family
  • danabot

Version
  • 2052

Botnet
  • 4

C2
  • 142.11.242.31:443

  • 192.119.110.73:443

  • 192.210.222.88:443

Attributes
  • embedded_hash

    F4711E27D559B4AEB1A081A1EB0AC465

  • type

    main

rsa_privkey.plain
rsa_pubkey.plain

Signatures

  • Danabot

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

  • Danabot Loader Component 6 IoCs
  • Suspicious use of NtCreateProcessExOtherParentProcess 1 IoCs
  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs
  • Blocklisted process makes network request 7 IoCs
  • Downloads MZ/PE file
  • Executes dropped EXE 4 IoCs
  • Checks BIOS information in registry 2 TTPs 6 IoCs

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

  • Drops startup file 1 IoCs
  • Loads dropped DLL 5 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Themida packer 16 IoCs

    Detects Themida, an advanced Windows software protection system.

  • Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
  • Accesses Microsoft Outlook profiles 1 TTPs 4 IoCs
  • Checks installed software on the system 1 TTPs

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

  • Checks whether UAC is enabled 1 TTPs 3 IoCs
  • 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 3 IoCs
  • Suspicious use of SetThreadContext 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.

  • Program crash 1 IoCs
  • Checks processor information in registry 2 TTPs 48 IoCs

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

  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Modifies registry class 1 IoCs
  • Modifies system certificate store 2 TTPs 4 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 34 IoCs
  • Suspicious use of AdjustPrivilegeToken 7 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of WriteProcessMemory 48 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\91b1dc3f70f739111bfa2b2e42ea30b5.exe
    "C:\Users\Admin\AppData\Local\Temp\91b1dc3f70f739111bfa2b2e42ea30b5.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Program Files directory
    • Suspicious use of WriteProcessMemory
    PID:2412
    • C:\Users\Admin\AppData\Local\Temp\parkin\kitsch.exe
      "C:\Users\Admin\AppData\Local\Temp\parkin\kitsch.exe"
      2⤵
      • Executes dropped EXE
      • Checks BIOS information in registry
      • Drops startup file
      • Checks whether UAC is enabled
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious use of WriteProcessMemory
      PID:2472
      • C:\Users\Admin\AppData\Roaming\Intel Rapid\IntelRapid.exe
        "C:\Users\Admin\AppData\Roaming\Intel Rapid\IntelRapid.exe"
        3⤵
        • Executes dropped EXE
        • Checks BIOS information in registry
        • Checks whether UAC is enabled
        • Suspicious use of NtSetInformationThreadHideFromDebugger
        • Suspicious behavior: AddClipboardFormatListener
        PID:1176
    • C:\Users\Admin\AppData\Local\Temp\parkin\origanvp.exe
      "C:\Users\Admin\AppData\Local\Temp\parkin\origanvp.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:584
      • C:\Users\Admin\AppData\Local\Temp\lhbihafoayq.exe
        "C:\Users\Admin\AppData\Local\Temp\lhbihafoayq.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of WriteProcessMemory
        PID:3956
        • C:\Windows\SysWOW64\rundll32.exe
          C:\Windows\system32\rundll32.exe C:\Users\Admin\AppData\Local\Temp\LHBIHA~1.DLL,s C:\Users\Admin\AppData\Local\Temp\LHBIHA~1.EXE
          4⤵
          • Blocklisted process makes network request
          • Loads dropped DLL
          • Drops file in Program Files directory
          • Suspicious use of WriteProcessMemory
          PID:2152
          • C:\Windows\SysWOW64\RUNDLL32.EXE
            C:\Windows\system32\RUNDLL32.EXE C:\Users\Admin\AppData\Local\Temp\LHBIHA~1.DLL,IA0TelNLQw==
            5⤵
            • Blocklisted process makes network request
            • Loads dropped DLL
            • Accesses Microsoft Outlook accounts
            • Accesses Microsoft Outlook profiles
            • Checks processor information in registry
            • Modifies system certificate store
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of FindShellTrayWindow
            • Suspicious use of WriteProcessMemory
            • outlook_office_path
            • outlook_win_path
            PID:3980
            • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
              "C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath C:\Users\Admin\AppData\Local\Temp\LHBIHA~1.DLL
              6⤵
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              PID:3800
            • C:\Windows\SysWOW64\RUNDLL32.EXE
              C:\Windows\system32\RUNDLL32.EXE C:\Users\Admin\AppData\Local\Temp\LHBIHA~1.DLL,cUom
              6⤵
              • Loads dropped DLL
              • Suspicious use of SetThreadContext
              • Checks processor information in registry
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of WriteProcessMemory
              PID:1816
              • C:\Windows\system32\rundll32.exe
                C:\Windows\system32\rundll32.exe C:\Windows\system32\shell32.dll,#61 19638
                7⤵
                • Modifies Internet Explorer settings
                • Suspicious use of FindShellTrayWindow
                • Suspicious use of WriteProcessMemory
                PID:1572
                • C:\Windows\system32\ctfmon.exe
                  ctfmon.exe
                  8⤵
                    PID:4072
              • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
                "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -Executionpolicy bypass -File "C:\Users\Admin\AppData\Local\Temp\tmp1832.tmp.ps1"
                6⤵
                • Suspicious behavior: EnumeratesProcesses
                • Suspicious use of AdjustPrivilegeToken
                PID:3608
              • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
                "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -Executionpolicy bypass -File "C:\Users\Admin\AppData\Local\Temp\tmp4BC7.tmp.ps1"
                6⤵
                • Suspicious behavior: EnumeratesProcesses
                • Suspicious use of AdjustPrivilegeToken
                • Suspicious use of WriteProcessMemory
                PID:1952
                • C:\Windows\SysWOW64\nslookup.exe
                  "C:\Windows\system32\nslookup.exe" -type=any localhost
                  7⤵
                    PID:3700
                • C:\Windows\SysWOW64\schtasks.exe
                  schtasks /End /tn \Microsoft\Windows\Wininet\CacheTask
                  6⤵
                    PID:1156
                  • C:\Windows\SysWOW64\schtasks.exe
                    schtasks /Run /tn \Microsoft\Windows\Wininet\CacheTask
                    6⤵
                      PID:3136
                  • C:\Windows\SysWOW64\WerFault.exe
                    C:\Windows\SysWOW64\WerFault.exe -u -p 2152 -s 792
                    5⤵
                    • Suspicious use of NtCreateProcessExOtherParentProcess
                    • Program crash
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of AdjustPrivilegeToken
                    PID:2300
              • C:\Windows\SysWOW64\WScript.exe
                "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\kdbqigfltb.vbs"
                3⤵
                  PID:3052
                • C:\Windows\SysWOW64\WScript.exe
                  "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\wjfryiy.vbs"
                  3⤵
                  • Blocklisted process makes network request
                  • Modifies system certificate store
                  PID:2884

            Network

                  MITRE ATT&CK Enterprise v6

                  Replay Monitor

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                  Downloads

                  memory/584-129-0x00000000003F0000-0x0000000000AB9000-memory.dmp

                  memory/584-130-0x0000000077820000-0x00000000779AE000-memory.dmp

                  memory/584-127-0x00000000003F0000-0x0000000000AB9000-memory.dmp

                  memory/584-126-0x00000000003F0000-0x0000000000AB9000-memory.dmp

                  memory/584-125-0x00000000003F0000-0x0000000000AB9000-memory.dmp

                  memory/1176-133-0x00007FF7CFCF0000-0x00007FF7D0651000-memory.dmp

                  memory/1176-135-0x00007FF7CFCF0000-0x00007FF7D0651000-memory.dmp

                  memory/1176-134-0x00007FF7CFCF0000-0x00007FF7D0651000-memory.dmp

                  memory/1572-199-0x0000024D3FDC0000-0x0000024D3FF72000-memory.dmp

                  memory/1572-191-0x0000024D41740000-0x0000024D41742000-memory.dmp

                  memory/1572-190-0x0000024D41740000-0x0000024D41742000-memory.dmp

                  memory/1572-198-0x0000000000B50000-0x0000000000CF0000-memory.dmp

                  memory/1816-183-0x0000000005AE0000-0x0000000005C20000-memory.dmp

                  memory/1816-184-0x0000000005AE0000-0x0000000005C20000-memory.dmp

                  memory/1816-175-0x0000000004A31000-0x0000000005A15000-memory.dmp

                  memory/1816-181-0x0000000005AE0000-0x0000000005C20000-memory.dmp

                  memory/1816-185-0x0000000002BF0000-0x0000000002BF1000-memory.dmp

                  memory/1816-196-0x0000000002B40000-0x0000000002C8A000-memory.dmp

                  memory/1816-180-0x0000000005AE0000-0x0000000005C20000-memory.dmp

                  memory/1816-186-0x0000000005AE0000-0x0000000005C20000-memory.dmp

                  memory/1816-179-0x0000000002BE0000-0x0000000002BE1000-memory.dmp

                  memory/1816-178-0x0000000000570000-0x0000000000571000-memory.dmp

                  memory/1816-187-0x0000000005AE0000-0x0000000005C20000-memory.dmp

                  memory/1952-465-0x0000000004C62000-0x0000000004C63000-memory.dmp

                  memory/1952-481-0x0000000004C63000-0x0000000004C64000-memory.dmp

                  memory/1952-464-0x0000000004C60000-0x0000000004C61000-memory.dmp

                  memory/2152-148-0x0000000004230000-0x0000000004393000-memory.dmp

                  memory/2152-151-0x0000000004A91000-0x0000000005A75000-memory.dmp

                  memory/2152-152-0x00000000043A0000-0x00000000043A1000-memory.dmp

                  memory/2472-124-0x00007FF61F6B0000-0x00007FF620011000-memory.dmp

                  memory/2472-122-0x00007FF61F6B0000-0x00007FF620011000-memory.dmp

                  memory/2472-123-0x00007FF61F6B0000-0x00007FF620011000-memory.dmp

                  memory/3608-326-0x0000000001073000-0x0000000001074000-memory.dmp

                  memory/3608-217-0x0000000000850000-0x0000000000851000-memory.dmp

                  memory/3608-237-0x0000000001072000-0x0000000001073000-memory.dmp

                  memory/3608-216-0x0000000000850000-0x0000000000851000-memory.dmp

                  memory/3608-234-0x0000000001070000-0x0000000001071000-memory.dmp

                  memory/3800-167-0x0000000007940000-0x0000000007941000-memory.dmp

                  memory/3800-168-0x0000000008150000-0x0000000008151000-memory.dmp

                  memory/3800-176-0x00000000034E0000-0x00000000034E1000-memory.dmp

                  memory/3800-201-0x0000000009700000-0x0000000009733000-memory.dmp

                  memory/3800-208-0x0000000008C20000-0x0000000008C21000-memory.dmp

                  memory/3800-213-0x0000000009A80000-0x0000000009A81000-memory.dmp

                  memory/3800-174-0x0000000008940000-0x0000000008941000-memory.dmp

                  memory/3800-215-0x000000007E640000-0x000000007E641000-memory.dmp

                  memory/3800-173-0x00000000089D0000-0x00000000089D1000-memory.dmp

                  memory/3800-218-0x0000000009C20000-0x0000000009C21000-memory.dmp

                  memory/3800-172-0x00000000081E0000-0x00000000081E1000-memory.dmp

                  memory/3800-231-0x00000000074E3000-0x00000000074E4000-memory.dmp

                  memory/3800-171-0x00000000074E2000-0x00000000074E3000-memory.dmp

                  memory/3800-170-0x00000000074E0000-0x00000000074E1000-memory.dmp

                  memory/3800-169-0x0000000008280000-0x0000000008281000-memory.dmp

                  memory/3800-166-0x00000000078A0000-0x00000000078A1000-memory.dmp

                  memory/3800-162-0x0000000007B20000-0x0000000007B21000-memory.dmp

                  memory/3800-161-0x0000000004E40000-0x0000000004E41000-memory.dmp

                  memory/3800-160-0x00000000034E0000-0x00000000034E1000-memory.dmp

                  memory/3800-159-0x00000000034E0000-0x00000000034E1000-memory.dmp

                  memory/3956-143-0x0000000000400000-0x0000000000529000-memory.dmp

                  memory/3956-142-0x0000000000940000-0x0000000000A46000-memory.dmp

                  memory/3956-139-0x0000000000843000-0x0000000000933000-memory.dmp

                  memory/3980-157-0x0000000000570000-0x0000000000571000-memory.dmp

                  memory/3980-156-0x0000000005041000-0x0000000006025000-memory.dmp