Analysis

  • max time kernel
    123s
  • max time network
    121s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    25-01-2021 14:36

General

  • Target

    83a67ecd166b919255b264718993c284a3238971a24c939c45e0c525f3361a43.bin.dll

  • Size

    5.2MB

  • MD5

    3a4299537272d8671d85c99c17918e99

  • SHA1

    93ff8577a13146091e40349fa523a6f54bd5fa2a

  • SHA256

    83a67ecd166b919255b264718993c284a3238971a24c939c45e0c525f3361a43

  • SHA512

    29011d41fdfc35cf3a4fe84fc08536bf1aa2afae2954227c58c53bbd922dcbfe256c43844e4153b56888f0e648dc57ad25d9bf15abe0dfb5796c2276b2ff1d28

Malware Config

Extracted

Family

danabot

Version

1732

Botnet

21

C2

149.129.212.179:443

47.254.247.133:443

159.89.114.62:443

138.197.139.56:443

Attributes
  • embedded_hash

    DE6DF8FA2198DD77CFD93D89D8ECC62D

Signatures

  • Danabot

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

  • Blocklisted process makes network request 1 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.

  • 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.

  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\83a67ecd166b919255b264718993c284a3238971a24c939c45e0c525f3361a43.bin.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3564
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\83a67ecd166b919255b264718993c284a3238971a24c939c45e0c525f3361a43.bin.dll,#1
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1912
      • C:\Windows\SysWOW64\RUNDLL32.EXE
        C:\Windows\system32\RUNDLL32.EXE C:\Users\Admin\AppData\Local\Temp\83a67ecd166b919255b264718993c284a3238971a24c939c45e0c525f3361a43.bin.dll,VQFUXKnUBA==
        3⤵
        • Blocklisted process makes network request
        • Checks processor information in registry
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of WriteProcessMemory
        PID:2364
        • 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\tmp5C5E.tmp.ps1"
          4⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:3436
        • 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\tmp7036.tmp.ps1"
          4⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:3248
          • C:\Windows\SysWOW64\nslookup.exe
            "C:\Windows\system32\nslookup.exe" -type=any localhost
            5⤵
              PID:2140
          • C:\Windows\SysWOW64\schtasks.exe
            schtasks /End /tn \Microsoft\Windows\Wininet\CacheTask
            4⤵
              PID:1720
            • C:\Windows\SysWOW64\schtasks.exe
              schtasks /Run /tn \Microsoft\Windows\Wininet\CacheTask
              4⤵
                PID:3780

        Network

        MITRE ATT&CK Matrix ATT&CK v6

        Credential Access

        Credentials in Files

        1
        T1081

        Discovery

        Query Registry

        2
        T1012

        System Information Discovery

        2
        T1082

        Collection

        Data from Local System

        1
        T1005

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
          MD5

          47eebe401625bbc55e75dbfb72e9e89a

          SHA1

          db3b2135942d2532c59b9788253638eb77e5995e

          SHA256

          f1cd56000c44bbdb6880b5b133731f493fe8cba8198c5a861da6ae7b489ed0c3

          SHA512

          590b149863d58be346e7927c28501375cc570858d2f156d234b03d68b86c5c0667a1038e2b6f6639172bf95638ca9f7c70f45270951abbcdf43b1be853b81d56

        • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
          MD5

          69bdf919757229af42b61fd9f3a39335

          SHA1

          ff7887dbfe85f45a71aef253f2011cbe643276c6

          SHA256

          6a1911740fab3581d030f63257c372a499b75195e4521a27b386621549c04f99

          SHA512

          16bf2c70632853b33f303e6a92f26f24285bb85b60ba2fa45afcc53c1eefe9583f4c23c151d69a89cdacbdafae02c6d5207742b38ea0fa59e14a2f251fb434a7

        • C:\Users\Admin\AppData\Local\Temp\tmp5C5E.tmp.ps1
          MD5

          dd108432a89b9de14a467d80dd45ac3c

          SHA1

          f63f368b2a03f602e24d94cc3f9b3b5e7991310d

          SHA256

          08c40cac3c5d537ecc6e84e923fa1ddb940564d5a0e3e94703d01439d62686d7

          SHA512

          199c1e6be4f261ebe6585b2269be24e8f29b39e1f214649ffcca468e731f1e6f135f334193b2ae1bd8fc3bc06da2ddb38defd6d90d50bdf308812e40bba13f27

        • C:\Users\Admin\AppData\Local\Temp\tmp5C5F.tmp
          MD5

          c416c12d1b2b1da8c8655e393b544362

          SHA1

          fb1a43cd8e1c556c2d25f361f42a21293c29e447

          SHA256

          0600d59103840dff210778179fdfba904dcb737a4bfdb35384608698c86ea046

          SHA512

          cb6d3636be4330aa2fd577c3636d0b7165f92ee817e98f21180ba0c918eb76f4e38f025086593a0e508234ca981cfec2c53482b0e9cc0acfa885fefbdf89913c

        • C:\Users\Admin\AppData\Local\Temp\tmp7036.tmp.ps1
          MD5

          63ffa4242b0244ccb41e59f254e11b94

          SHA1

          f8773ef613fee17039d14781d2b1d463ae7834e5

          SHA256

          68b82e1999d51114cfdecd9616aacac3d415eb19e5495190eb0d3a9fcda2c263

          SHA512

          57626faa257afbd5599f1272548878447c0ba15eaa272b77b9839d42003ee5782291bdbbea3fb0e2cf2a1d9967e1ef84745c9956f5946db69d9dca0143b67d5b

        • C:\Users\Admin\AppData\Local\Temp\tmp7037.tmp
          MD5

          1860260b2697808b80802352fe324782

          SHA1

          f07b4cb6a8133d8dd942fc285d63cb3ce5a1ed6b

          SHA256

          0c4bb6ae7726faa47aef8459bcf37bf9ca16f0b93fd52790932adaf7845d1fb1

          SHA512

          d9fd458e2fe871e93199d7f3783133ded898d824024d9525e8c9af2af31892b13f3fb147d3bfda7dfd7659b7072f5cd1d6c3ebfe2dbf5893afd00e59a96aa94f

        • memory/1720-51-0x0000000000000000-mapping.dmp
        • memory/1912-3-0x00000000044C1000-0x0000000004943000-memory.dmp
          Filesize

          4.5MB

        • memory/1912-2-0x0000000000000000-mapping.dmp
        • memory/2140-49-0x0000000000000000-mapping.dmp
        • memory/2364-4-0x0000000000000000-mapping.dmp
        • memory/2364-9-0x0000000005620000-0x0000000005621000-memory.dmp
          Filesize

          4KB

        • memory/3248-52-0x0000000004C23000-0x0000000004C24000-memory.dmp
          Filesize

          4KB

        • memory/3248-40-0x0000000004C20000-0x0000000004C21000-memory.dmp
          Filesize

          4KB

        • memory/3248-39-0x0000000007F90000-0x0000000007F91000-memory.dmp
          Filesize

          4KB

        • memory/3248-33-0x0000000070AF0000-0x00000000711DE000-memory.dmp
          Filesize

          6.9MB

        • memory/3248-41-0x0000000004C22000-0x0000000004C23000-memory.dmp
          Filesize

          4KB

        • memory/3248-44-0x00000000085F0000-0x00000000085F1000-memory.dmp
          Filesize

          4KB

        • memory/3248-31-0x0000000000000000-mapping.dmp
        • memory/3436-16-0x0000000007780000-0x0000000007781000-memory.dmp
          Filesize

          4KB

        • memory/3436-27-0x0000000008F50000-0x0000000008F51000-memory.dmp
          Filesize

          4KB

        • memory/3436-28-0x0000000006D90000-0x0000000006D91000-memory.dmp
          Filesize

          4KB

        • memory/3436-26-0x00000000099D0000-0x00000000099D1000-memory.dmp
          Filesize

          4KB

        • memory/3436-30-0x00000000047A3000-0x00000000047A4000-memory.dmp
          Filesize

          4KB

        • memory/3436-25-0x0000000008370000-0x0000000008371000-memory.dmp
          Filesize

          4KB

        • memory/3436-23-0x0000000008250000-0x0000000008251000-memory.dmp
          Filesize

          4KB

        • memory/3436-22-0x0000000007A70000-0x0000000007A71000-memory.dmp
          Filesize

          4KB

        • memory/3436-21-0x00000000047A2000-0x00000000047A3000-memory.dmp
          Filesize

          4KB

        • memory/3436-20-0x0000000007900000-0x0000000007901000-memory.dmp
          Filesize

          4KB

        • memory/3436-19-0x0000000007B50000-0x0000000007B51000-memory.dmp
          Filesize

          4KB

        • memory/3436-18-0x0000000007AE0000-0x0000000007AE1000-memory.dmp
          Filesize

          4KB

        • memory/3436-17-0x0000000007820000-0x0000000007821000-memory.dmp
          Filesize

          4KB

        • memory/3436-15-0x0000000007150000-0x0000000007151000-memory.dmp
          Filesize

          4KB

        • memory/3436-14-0x00000000047A0000-0x00000000047A1000-memory.dmp
          Filesize

          4KB

        • memory/3436-13-0x00000000046F0000-0x00000000046F1000-memory.dmp
          Filesize

          4KB

        • memory/3436-12-0x0000000071150000-0x000000007183E000-memory.dmp
          Filesize

          6.9MB

        • memory/3436-11-0x0000000000000000-mapping.dmp
        • memory/3780-53-0x0000000000000000-mapping.dmp