Analysis

  • max time kernel
    141s
  • max time network
    135s
  • platform
    windows10_x64
  • resource
    win10v20210410
  • submitted
    25-07-2021 21:49

General

  • Target

    bbcc5e3ca7e87e9050071b250a55d59b.exe

  • Size

    1.2MB

  • MD5

    bbcc5e3ca7e87e9050071b250a55d59b

  • SHA1

    899efad6150077f3d3a80d82ed567799467bacce

  • SHA256

    9610051a347d56ae5d91e3a3c471a2d90b5a4e02b2aa714f931d4cbe164eb42c

  • SHA512

    ab676ee81674ac67ad9694c8d29ed59bfac79c0802b671ad87d19bc47532a37e2e1c2c7dfe1a70873107999a75de64d24ba8678194bcf1e6032c1e214d0b99db

Malware Config

Extracted

Family

danabot

Version

1987

Botnet

4

C2

142.11.244.124:443

142.11.206.50:443

Attributes
  • embedded_hash

    6AD9FE4F9E491E785665E0D144F61DAB

rsa_privkey.plain
rsa_pubkey.plain

Signatures

  • Danabot

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

  • Blocklisted process makes network request 2 IoCs
  • Loads dropped DLL 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.

  • Drops file in Program Files directory 1 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 22 IoCs

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

  • Modifies system certificate store 2 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 14 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\bbcc5e3ca7e87e9050071b250a55d59b.exe
    "C:\Users\Admin\AppData\Local\Temp\bbcc5e3ca7e87e9050071b250a55d59b.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4016
    • C:\Windows\SysWOW64\rundll32.exe
      C:\Windows\system32\rundll32.exe C:\Users\Admin\AppData\Local\Temp\BBCC5E~1.TMP,S C:\Users\Admin\AppData\Local\Temp\BBCC5E~1.EXE
      2⤵
      • Blocklisted process makes network request
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of WriteProcessMemory
      PID:2164
      • C:\Windows\SysWOW64\RUNDLL32.EXE
        C:\Windows\system32\RUNDLL32.EXE C:\Users\Admin\AppData\Local\Temp\BBCC5E~1.TMP,Xk8P
        3⤵
        • Blocklisted process makes network request
        • Loads dropped DLL
        • Checks processor information in registry
        • Modifies system certificate store
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of WriteProcessMemory
        PID:2016
        • 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\tmp5AD3.tmp.ps1"
          4⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:4056
        • 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\tmp6F09.tmp.ps1"
          4⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:2988
          • C:\Windows\SysWOW64\nslookup.exe
            "C:\Windows\system32\nslookup.exe" -type=any localhost
            5⤵
              PID:3796
          • C:\Windows\SysWOW64\schtasks.exe
            schtasks /End /tn \Microsoft\Windows\Wininet\CacheTask
            4⤵
              PID:3780
            • C:\Windows\SysWOW64\schtasks.exe
              schtasks /Run /tn \Microsoft\Windows\Wininet\CacheTask
              4⤵
                PID:2880

        Network

        MITRE ATT&CK Matrix ATT&CK v6

        Defense Evasion

        Install Root Certificate

        1
        T1130

        Modify Registry

        1
        T1112

        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:\PROGRA~3\Jvgzbfh.tmp
          MD5

          9dfb4eac08903bbcd3fe69d3ea4105d6

          SHA1

          437976017e144d0fe0a030ea423dd278c4763c93

          SHA256

          cb2be3a089353da61efc58b5ff63b9180202eb25270fdd99c783cd5f70512110

          SHA512

          06c84845ad90848fff740b3512cade834e2166aea63058db92e3f4c7d921ebb1fad311e3d27ce8b25042e957f78d04b0d186d5a3c5e401b9867a7f6af897e038

        • 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

          19e61689cdacb43e72bd1e5fb33fc110

          SHA1

          1aab9f64062dcfe244f78ccf5c5d4df94bfc8360

          SHA256

          29ff8bfd7204c4f4efc70f5dff81d174ff6093866355170ac9b0aa02697c53b7

          SHA512

          48cbe194c00bce3cf99de3d27c782fb8b8074a908563fa0e82f4fad697f768742697d641f413f3d84155cb8b80ce3a04c9c708f71aa200d64f8d3c8d4131dabf

        • C:\Users\Admin\AppData\Local\Temp\BBCC5E~1.TMP
          MD5

          13de044c4ce35f2eded6358956fd001b

          SHA1

          bd219d896a2f6ee552335e563fa6f68923fc57fa

          SHA256

          7a342a7788a4a014febcfaa2c31c584c422807ed91545a90056a86ecffa4f33d

          SHA512

          cf4f1044c0358a9b2469478c829afee36a4917abccce7eae741e192a34cd5130c873173693a42565bc0f432e2ce0e6e7c26ef2d75ac872ab6371929b9267b9fb

        • C:\Users\Admin\AppData\Local\Temp\tmp5AD3.tmp.ps1
          MD5

          8a91f161bf4cc83597d38f386e055728

          SHA1

          87dd3512b79d6480c0cd29441fe6e0ebd9e53c58

          SHA256

          fc012f432955893c21ae6c6933971c75f8f4199056c80faedb93a73401b46ae0

          SHA512

          9e39705f593b6104796ed2cbd51e07c0b0879d4dbe5115beac1a625c7d0f4da8bcab0c5f57a1c522e4d8138ab7b67ecbfa5c1f7215c9e956661c56302c35ab36

        • C:\Users\Admin\AppData\Local\Temp\tmp5AD4.tmp
          MD5

          c416c12d1b2b1da8c8655e393b544362

          SHA1

          fb1a43cd8e1c556c2d25f361f42a21293c29e447

          SHA256

          0600d59103840dff210778179fdfba904dcb737a4bfdb35384608698c86ea046

          SHA512

          cb6d3636be4330aa2fd577c3636d0b7165f92ee817e98f21180ba0c918eb76f4e38f025086593a0e508234ca981cfec2c53482b0e9cc0acfa885fefbdf89913c

        • C:\Users\Admin\AppData\Local\Temp\tmp6F09.tmp.ps1
          MD5

          07e4c57e0caf4c4b4a310e310e22a180

          SHA1

          f95a91b4c94d03d9ba2dc25e747c58b64f6cc16f

          SHA256

          77a308551090fd050996f0b611402a66c79056eab0cc192d4f055897a3e5df14

          SHA512

          5159ede9c58ccf2bda5fa86ef96c28ffe1704d1c5c606d690ecc0de28134e428660478cb52391e846022493cd1d71561d5c56640108491ccf65cea5bb66e7eff

        • C:\Users\Admin\AppData\Local\Temp\tmp6F0A.tmp
          MD5

          1860260b2697808b80802352fe324782

          SHA1

          f07b4cb6a8133d8dd942fc285d63cb3ce5a1ed6b

          SHA256

          0c4bb6ae7726faa47aef8459bcf37bf9ca16f0b93fd52790932adaf7845d1fb1

          SHA512

          d9fd458e2fe871e93199d7f3783133ded898d824024d9525e8c9af2af31892b13f3fb147d3bfda7dfd7659b7072f5cd1d6c3ebfe2dbf5893afd00e59a96aa94f

        • \Users\Admin\AppData\Local\Temp\BBCC5E~1.TMP
          MD5

          13de044c4ce35f2eded6358956fd001b

          SHA1

          bd219d896a2f6ee552335e563fa6f68923fc57fa

          SHA256

          7a342a7788a4a014febcfaa2c31c584c422807ed91545a90056a86ecffa4f33d

          SHA512

          cf4f1044c0358a9b2469478c829afee36a4917abccce7eae741e192a34cd5130c873173693a42565bc0f432e2ce0e6e7c26ef2d75ac872ab6371929b9267b9fb

        • \Users\Admin\AppData\Local\Temp\BBCC5E~1.TMP
          MD5

          13de044c4ce35f2eded6358956fd001b

          SHA1

          bd219d896a2f6ee552335e563fa6f68923fc57fa

          SHA256

          7a342a7788a4a014febcfaa2c31c584c422807ed91545a90056a86ecffa4f33d

          SHA512

          cf4f1044c0358a9b2469478c829afee36a4917abccce7eae741e192a34cd5130c873173693a42565bc0f432e2ce0e6e7c26ef2d75ac872ab6371929b9267b9fb

        • \Users\Admin\AppData\Local\Temp\BBCC5E~1.TMP
          MD5

          13de044c4ce35f2eded6358956fd001b

          SHA1

          bd219d896a2f6ee552335e563fa6f68923fc57fa

          SHA256

          7a342a7788a4a014febcfaa2c31c584c422807ed91545a90056a86ecffa4f33d

          SHA512

          cf4f1044c0358a9b2469478c829afee36a4917abccce7eae741e192a34cd5130c873173693a42565bc0f432e2ce0e6e7c26ef2d75ac872ab6371929b9267b9fb

        • \Users\Admin\AppData\Local\Temp\BBCC5E~1.TMP
          MD5

          13de044c4ce35f2eded6358956fd001b

          SHA1

          bd219d896a2f6ee552335e563fa6f68923fc57fa

          SHA256

          7a342a7788a4a014febcfaa2c31c584c422807ed91545a90056a86ecffa4f33d

          SHA512

          cf4f1044c0358a9b2469478c829afee36a4917abccce7eae741e192a34cd5130c873173693a42565bc0f432e2ce0e6e7c26ef2d75ac872ab6371929b9267b9fb

        • memory/2016-130-0x0000000000A70000-0x0000000000B1E000-memory.dmp
          Filesize

          696KB

        • memory/2016-139-0x0000000004610000-0x00000000058A6000-memory.dmp
          Filesize

          18.6MB

        • memory/2016-127-0x0000000000000000-mapping.dmp
        • memory/2164-131-0x0000000004950000-0x0000000005BE6000-memory.dmp
          Filesize

          18.6MB

        • memory/2164-120-0x0000000000AA0000-0x0000000000B4E000-memory.dmp
          Filesize

          696KB

        • memory/2164-116-0x0000000000000000-mapping.dmp
        • memory/2880-200-0x0000000000000000-mapping.dmp
        • memory/2988-172-0x0000000000000000-mapping.dmp
        • memory/2988-199-0x00000000067E3000-0x00000000067E4000-memory.dmp
          Filesize

          4KB

        • memory/2988-187-0x00000000067E2000-0x00000000067E3000-memory.dmp
          Filesize

          4KB

        • memory/2988-186-0x00000000067E0000-0x00000000067E1000-memory.dmp
          Filesize

          4KB

        • memory/2988-184-0x0000000007A20000-0x0000000007A21000-memory.dmp
          Filesize

          4KB

        • memory/2988-181-0x0000000007630000-0x0000000007631000-memory.dmp
          Filesize

          4KB

        • memory/3780-198-0x0000000000000000-mapping.dmp
        • memory/3796-195-0x0000000000000000-mapping.dmp
        • memory/4016-114-0x0000000002310000-0x0000000002411000-memory.dmp
          Filesize

          1.0MB

        • memory/4016-115-0x0000000000400000-0x0000000000548000-memory.dmp
          Filesize

          1.3MB

        • memory/4056-153-0x00000000075D0000-0x00000000075D1000-memory.dmp
          Filesize

          4KB

        • memory/4056-155-0x00000000040D2000-0x00000000040D3000-memory.dmp
          Filesize

          4KB

        • memory/4056-152-0x00000000074F0000-0x00000000074F1000-memory.dmp
          Filesize

          4KB

        • memory/4056-171-0x00000000040D3000-0x00000000040D4000-memory.dmp
          Filesize

          4KB

        • memory/4056-167-0x0000000008A10000-0x0000000008A11000-memory.dmp
          Filesize

          4KB

        • memory/4056-151-0x0000000006C10000-0x0000000006C11000-memory.dmp
          Filesize

          4KB

        • memory/4056-166-0x0000000009490000-0x0000000009491000-memory.dmp
          Filesize

          4KB

        • memory/4056-150-0x0000000006C70000-0x0000000006C71000-memory.dmp
          Filesize

          4KB

        • memory/4056-161-0x0000000007E10000-0x0000000007E11000-memory.dmp
          Filesize

          4KB

        • memory/4056-168-0x0000000008AE0000-0x0000000008AE1000-memory.dmp
          Filesize

          4KB

        • memory/4056-159-0x0000000007D20000-0x0000000007D21000-memory.dmp
          Filesize

          4KB

        • memory/4056-149-0x00000000041C0000-0x00000000041C1000-memory.dmp
          Filesize

          4KB

        • memory/4056-158-0x0000000007CD0000-0x0000000007CD1000-memory.dmp
          Filesize

          4KB

        • memory/4056-146-0x0000000000000000-mapping.dmp
        • memory/4056-157-0x0000000007360000-0x0000000007361000-memory.dmp
          Filesize

          4KB

        • memory/4056-156-0x0000000007640000-0x0000000007641000-memory.dmp
          Filesize

          4KB

        • memory/4056-154-0x00000000040D0000-0x00000000040D1000-memory.dmp
          Filesize

          4KB