Analysis

  • max time kernel
    131s
  • max time network
    139s
  • platform
    windows10_x64
  • resource
    win10v20210410
  • submitted
    09-06-2021 16:06

General

  • Target

    66c284b62bd5b6640f4478761a690301.exe

  • Size

    6.0MB

  • MD5

    66c284b62bd5b6640f4478761a690301

  • SHA1

    c1a1d3feed660dc7194869fc2dbc9ae43370fe07

  • SHA256

    0e9fb0a524be6d8ff7ca8704b42dcaa025c83247109b5d4e42b1384cf0308f07

  • SHA512

    ee4e84d189beec51681573fa3b8d2661a9dd09c68b60f75596eb940bc1b8fd8bd1345f39fc29f93504eb2776317b6a0d1f11be9850215da554904b7152e1e45d

Malware Config

Extracted

Family

danabot

Version

1827

Botnet

3

C2

184.95.51.175:443

184.95.51.183:443

192.210.198.12:443

37.220.31.52:443

Attributes
  • embedded_hash

    41DB94464223E2DE95BE6AE704AE054E

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 1 IoCs
  • Deletes itself 1 IoCs
  • Loads dropped DLL 3 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:\Users\Admin\AppData\Local\Temp\66c284b62bd5b6640f4478761a690301.exe
    "C:\Users\Admin\AppData\Local\Temp\66c284b62bd5b6640f4478761a690301.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3872
    • C:\Windows\SysWOW64\rundll32.exe
      C:\Windows\system32\rundll32.exe C:\Users\Admin\AppData\Local\Temp\66C284~1.DLL,Z C:\Users\Admin\AppData\Local\Temp\66C284~1.EXE
      2⤵
      • Deletes itself
      • Loads dropped DLL
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1328
      • C:\Windows\SysWOW64\RUNDLL32.EXE
        C:\Windows\system32\RUNDLL32.EXE C:\Users\Admin\AppData\Local\Temp\66C284~1.DLL,HhENfI2t
        3⤵
        • Blocklisted process makes network request
        • Loads dropped DLL
        • Checks processor information in registry
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of WriteProcessMemory
        PID:1956
        • 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\tmp9AAF.tmp.ps1"
          4⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:1740
        • 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\tmpAC36.tmp.ps1"
          4⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:204
          • C:\Windows\SysWOW64\nslookup.exe
            "C:\Windows\system32\nslookup.exe" -type=any localhost
            5⤵
              PID:3692
          • C:\Windows\SysWOW64\schtasks.exe
            schtasks /End /tn \Microsoft\Windows\Wininet\CacheTask
            4⤵
              PID:3156
            • C:\Windows\SysWOW64\schtasks.exe
              schtasks /Run /tn \Microsoft\Windows\Wininet\CacheTask
              4⤵
                PID:1340

        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

          3d1f0d1dc10c11768d28cf8c1a455cea

          SHA1

          20ef2fd1f5e2ed3f93ba9eaaf93d61f6ab632522

          SHA256

          16e050df912d930e5e0c9141656833331b53540bd0a6569e85991ac6af1212b1

          SHA512

          b6c5ac27741c6384b7995c17e026f956bca015c9806bf00c58610297853266c5b3d2d3cc44ae3ae50ca392b5fbd5a3c34440d0e8cc436a16a9fef80f582ad2b8

        • C:\Users\Admin\AppData\Local\Temp\66C284~1.DLL
          MD5

          b762d7d76c21c104084249e3a93f79a3

          SHA1

          7e2d7325c45630ee7fda7fd1b7de864f8806b1f0

          SHA256

          73058af6661970bb1a8aa52c9f21f0e02462b462aaee99cfd8687e2d0655ded2

          SHA512

          c3d53739d64d29f17645f9a29275b1e7b87f313abc3b963a3bc6a6b066cadd2bd6abc6cc7271339007861131aad6fd93a07b8a44d23ed173369b14720a7b2c46

        • C:\Users\Admin\AppData\Local\Temp\tmp9AAF.tmp.ps1
          MD5

          8a1e27d6078ca7f78d6e1799cf748d41

          SHA1

          b47d452090b4d360c22f12bc30a8eabb872edbeb

          SHA256

          8a6cf219cdf432cf2a264ef05b6df8771d7797f4fc2d5b7a4eafe39bee194915

          SHA512

          ff2bae190341d5ec5586c1f4503438c7818fd4f88a308b4e1c32e4fde40a72523410c55e33914919b499204ca71b0dbaabe98ca8dfa6791adadc4777a930275c

        • C:\Users\Admin\AppData\Local\Temp\tmp9AB0.tmp
          MD5

          c416c12d1b2b1da8c8655e393b544362

          SHA1

          fb1a43cd8e1c556c2d25f361f42a21293c29e447

          SHA256

          0600d59103840dff210778179fdfba904dcb737a4bfdb35384608698c86ea046

          SHA512

          cb6d3636be4330aa2fd577c3636d0b7165f92ee817e98f21180ba0c918eb76f4e38f025086593a0e508234ca981cfec2c53482b0e9cc0acfa885fefbdf89913c

        • C:\Users\Admin\AppData\Local\Temp\tmpAC36.tmp.ps1
          MD5

          c05d21fba73f401c1a0315c02b018946

          SHA1

          824fa620f7523740c0a30ff8d3211cb8636b5b2c

          SHA256

          e24d2b72d3e0b866731323d8f9ba79d74649cfb3017260dfd47cdcffc89d7ea4

          SHA512

          739abd90e0e562a9dd60652f68357d8328a67791cf2e9635f3bfcb2c762ff74819091e6b2a54c19d97c239c9a8e191e2cc591a3cf2eb1fa69a25f78fde6fd900

        • C:\Users\Admin\AppData\Local\Temp\tmpAC37.tmp
          MD5

          1860260b2697808b80802352fe324782

          SHA1

          f07b4cb6a8133d8dd942fc285d63cb3ce5a1ed6b

          SHA256

          0c4bb6ae7726faa47aef8459bcf37bf9ca16f0b93fd52790932adaf7845d1fb1

          SHA512

          d9fd458e2fe871e93199d7f3783133ded898d824024d9525e8c9af2af31892b13f3fb147d3bfda7dfd7659b7072f5cd1d6c3ebfe2dbf5893afd00e59a96aa94f

        • \Users\Admin\AppData\Local\Temp\66C284~1.DLL
          MD5

          b762d7d76c21c104084249e3a93f79a3

          SHA1

          7e2d7325c45630ee7fda7fd1b7de864f8806b1f0

          SHA256

          73058af6661970bb1a8aa52c9f21f0e02462b462aaee99cfd8687e2d0655ded2

          SHA512

          c3d53739d64d29f17645f9a29275b1e7b87f313abc3b963a3bc6a6b066cadd2bd6abc6cc7271339007861131aad6fd93a07b8a44d23ed173369b14720a7b2c46

        • \Users\Admin\AppData\Local\Temp\66C284~1.DLL
          MD5

          b762d7d76c21c104084249e3a93f79a3

          SHA1

          7e2d7325c45630ee7fda7fd1b7de864f8806b1f0

          SHA256

          73058af6661970bb1a8aa52c9f21f0e02462b462aaee99cfd8687e2d0655ded2

          SHA512

          c3d53739d64d29f17645f9a29275b1e7b87f313abc3b963a3bc6a6b066cadd2bd6abc6cc7271339007861131aad6fd93a07b8a44d23ed173369b14720a7b2c46

        • \Users\Admin\AppData\Local\Temp\66C284~1.DLL
          MD5

          b762d7d76c21c104084249e3a93f79a3

          SHA1

          7e2d7325c45630ee7fda7fd1b7de864f8806b1f0

          SHA256

          73058af6661970bb1a8aa52c9f21f0e02462b462aaee99cfd8687e2d0655ded2

          SHA512

          c3d53739d64d29f17645f9a29275b1e7b87f313abc3b963a3bc6a6b066cadd2bd6abc6cc7271339007861131aad6fd93a07b8a44d23ed173369b14720a7b2c46

        • memory/204-192-0x0000000007453000-0x0000000007454000-memory.dmp
          Filesize

          4KB

        • memory/204-179-0x0000000008C10000-0x0000000008C11000-memory.dmp
          Filesize

          4KB

        • memory/204-176-0x0000000008290000-0x0000000008291000-memory.dmp
          Filesize

          4KB

        • memory/204-171-0x0000000007452000-0x0000000007453000-memory.dmp
          Filesize

          4KB

        • memory/204-169-0x0000000007450000-0x0000000007451000-memory.dmp
          Filesize

          4KB

        • memory/204-163-0x0000000000000000-mapping.dmp
        • memory/1328-136-0x0000000003310000-0x0000000003311000-memory.dmp
          Filesize

          4KB

        • memory/1328-124-0x00000000052D1000-0x0000000005930000-memory.dmp
          Filesize

          6.4MB

        • memory/1328-115-0x0000000000000000-mapping.dmp
        • memory/1340-193-0x0000000000000000-mapping.dmp
        • memory/1740-148-0x0000000008270000-0x0000000008271000-memory.dmp
          Filesize

          4KB

        • memory/1740-143-0x00000000073B0000-0x00000000073B1000-memory.dmp
          Filesize

          4KB

        • memory/1740-138-0x0000000000000000-mapping.dmp
        • memory/1740-149-0x0000000008040000-0x0000000008041000-memory.dmp
          Filesize

          4KB

        • memory/1740-150-0x00000000086C0000-0x00000000086C1000-memory.dmp
          Filesize

          4KB

        • memory/1740-151-0x0000000008920000-0x0000000008921000-memory.dmp
          Filesize

          4KB

        • memory/1740-146-0x0000000008090000-0x0000000008091000-memory.dmp
          Filesize

          4KB

        • memory/1740-153-0x0000000008A40000-0x0000000008A41000-memory.dmp
          Filesize

          4KB

        • memory/1740-158-0x000000000A150000-0x000000000A151000-memory.dmp
          Filesize

          4KB

        • memory/1740-159-0x00000000096D0000-0x00000000096D1000-memory.dmp
          Filesize

          4KB

        • memory/1740-160-0x00000000074E0000-0x00000000074E1000-memory.dmp
          Filesize

          4KB

        • memory/1740-145-0x00000000078D0000-0x00000000078D1000-memory.dmp
          Filesize

          4KB

        • memory/1740-144-0x00000000073B2000-0x00000000073B3000-memory.dmp
          Filesize

          4KB

        • memory/1740-147-0x0000000008200000-0x0000000008201000-memory.dmp
          Filesize

          4KB

        • memory/1740-167-0x00000000073B3000-0x00000000073B4000-memory.dmp
          Filesize

          4KB

        • memory/1740-142-0x00000000079F0000-0x00000000079F1000-memory.dmp
          Filesize

          4KB

        • memory/1740-141-0x0000000004E80000-0x0000000004E81000-memory.dmp
          Filesize

          4KB

        • memory/1956-172-0x0000000000480000-0x0000000000481000-memory.dmp
          Filesize

          4KB

        • memory/1956-137-0x0000000004C01000-0x0000000005260000-memory.dmp
          Filesize

          6.4MB

        • memory/1956-131-0x0000000004720000-0x0000000004721000-memory.dmp
          Filesize

          4KB

        • memory/1956-130-0x0000000004010000-0x00000000045D4000-memory.dmp
          Filesize

          5.8MB

        • memory/1956-127-0x0000000000000000-mapping.dmp
        • memory/3156-191-0x0000000000000000-mapping.dmp
        • memory/3692-188-0x0000000000000000-mapping.dmp
        • memory/3872-114-0x0000000002F60000-0x0000000003666000-memory.dmp
          Filesize

          7.0MB

        • memory/3872-119-0x0000000000B20000-0x0000000000C6A000-memory.dmp
          Filesize

          1.3MB

        • memory/3872-118-0x0000000000400000-0x0000000000B13000-memory.dmp
          Filesize

          7.1MB