Analysis

  • max time kernel
    145s
  • max time network
    112s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    23-07-2021 12:23

General

  • Target

    784949d5ab49e5e8783897c2e8cd1815.exe

  • Size

    1.1MB

  • MD5

    784949d5ab49e5e8783897c2e8cd1815

  • SHA1

    056732ccf73a6e3ef5f22e3a058278a57d9c3f51

  • SHA256

    1862c6b58deef050db0cb8f2fe013c3e49002469d234b5c9857f2d6c5114e32d

  • SHA512

    cc81d4a237e5962f770d703451520074bf65a4d614686375cf4aad4f9216cef964b17e17d1fcc0dcb30189dce8852750f892cd3ef2c4407da429945e0a3156dd

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 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.

  • 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 23 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\784949d5ab49e5e8783897c2e8cd1815.exe
    "C:\Users\Admin\AppData\Local\Temp\784949d5ab49e5e8783897c2e8cd1815.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:804
    • C:\Windows\SysWOW64\rundll32.exe
      C:\Windows\system32\rundll32.exe C:\Users\Admin\AppData\Local\Temp\784949~1.TMP,S C:\Users\Admin\AppData\Local\Temp\784949~1.EXE
      2⤵
      • Blocklisted process makes network request
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of WriteProcessMemory
      PID:2856
      • C:\Windows\SysWOW64\RUNDLL32.EXE
        C:\Windows\system32\RUNDLL32.EXE C:\Users\Admin\AppData\Local\Temp\784949~1.TMP,qkxeOQ==
        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:1492
        • 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\tmpD012.tmp.ps1"
          4⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:4040
        • 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\tmpF32D.tmp.ps1"
          4⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:3752
          • C:\Windows\SysWOW64\nslookup.exe
            "C:\Windows\system32\nslookup.exe" -type=any localhost
            5⤵
              PID:896
          • C:\Windows\SysWOW64\schtasks.exe
            schtasks /End /tn \Microsoft\Windows\Wininet\CacheTask
            4⤵
              PID:2352
            • C:\Windows\SysWOW64\schtasks.exe
              schtasks /Run /tn \Microsoft\Windows\Wininet\CacheTask
              4⤵
                PID:2628

        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

          28af8cb2774479463f175bc7b7635092

          SHA1

          a870d7de7f76cd66e7716b3ef4af412aae0a7a63

          SHA256

          bcacc0f1afb24b1f902acc8caae2679c850ce8c3e08daaff51d6ebfe70d969c1

          SHA512

          ac69eb7993fd5cd15ed4b96a0220c86dfb629e7029021804b01569d0290572b834834b6a577c350d0d3e93f8615713e002622eea3f43ae24e4753e96435e7c6d

        • 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

          22b2ce9c4e0489af5bc4549a309f8d68

          SHA1

          7df8f8044fdc1ef436d84cd218a8e08737a7dc74

          SHA256

          b956c41581a1957b88f4798efd7c807079246704dfa2a51a1f32b73f0744c867

          SHA512

          de96f9112daeeb2b2b71d54cec65b6b0d90210f734935c613176c8c19504a4c9a58eb15311e82756277f1cf93a27110f323b9c7f1c6848497935d9f644e11d6b

        • C:\Users\Admin\AppData\Local\Temp\784949~1.TMP
          MD5

          c92a53cc671aa0e174d0697f7b6e35e9

          SHA1

          a2dd513e7988b2e2d56b4bede0840093ad2ac4bb

          SHA256

          aaf22f0fb83992b924ada07e7f7353c8cda6a208330aefc1e5127fcccc9e2aea

          SHA512

          e158f8318b2715a8176d15b5778632c99fbea5217f5921ce9da2737e3f63049c75a1982577c65f938b4dd62b853adbee80d0af0251dceae3f395a6ec87602e8d

        • C:\Users\Admin\AppData\Local\Temp\tmpD012.tmp.ps1
          MD5

          c942ee570731e7aec08d024260fec9a7

          SHA1

          85c00d5627c27d5a08d828e6b4a4989202a82964

          SHA256

          8824f9126370dc2300255d280d1a97f2f02270f30c9ae2ea6c4fd8d9b4571fa2

          SHA512

          497ec954f6efc755e3fed430b00753b73da82097d7c972cc33121b1729b05c372ae3bb870ef6448910392e75a7b5a280aceefe54e928b1710009ba380f01a012

        • C:\Users\Admin\AppData\Local\Temp\tmpD023.tmp
          MD5

          c416c12d1b2b1da8c8655e393b544362

          SHA1

          fb1a43cd8e1c556c2d25f361f42a21293c29e447

          SHA256

          0600d59103840dff210778179fdfba904dcb737a4bfdb35384608698c86ea046

          SHA512

          cb6d3636be4330aa2fd577c3636d0b7165f92ee817e98f21180ba0c918eb76f4e38f025086593a0e508234ca981cfec2c53482b0e9cc0acfa885fefbdf89913c

        • C:\Users\Admin\AppData\Local\Temp\tmpF32D.tmp.ps1
          MD5

          90e85d5df4af5ac903fc6a5f6c0cf6f5

          SHA1

          cc349e9a4537d80fc76eb2a41dbedd1b4cbc22a7

          SHA256

          7a66402ff32081a8c3d7ed947af432d93ac9074534b3ecfdf155333054363147

          SHA512

          98b16c815b5e30ff74459ec691dab709980691a96fc3f59a5e480b98a70adb35e21d04184176bd7e7917f1303acdb9a69de624a6792cfc00af0b04a595c7f1af

        • C:\Users\Admin\AppData\Local\Temp\tmpF33D.tmp
          MD5

          1860260b2697808b80802352fe324782

          SHA1

          f07b4cb6a8133d8dd942fc285d63cb3ce5a1ed6b

          SHA256

          0c4bb6ae7726faa47aef8459bcf37bf9ca16f0b93fd52790932adaf7845d1fb1

          SHA512

          d9fd458e2fe871e93199d7f3783133ded898d824024d9525e8c9af2af31892b13f3fb147d3bfda7dfd7659b7072f5cd1d6c3ebfe2dbf5893afd00e59a96aa94f

        • \Users\Admin\AppData\Local\Temp\784949~1.TMP
          MD5

          c92a53cc671aa0e174d0697f7b6e35e9

          SHA1

          a2dd513e7988b2e2d56b4bede0840093ad2ac4bb

          SHA256

          aaf22f0fb83992b924ada07e7f7353c8cda6a208330aefc1e5127fcccc9e2aea

          SHA512

          e158f8318b2715a8176d15b5778632c99fbea5217f5921ce9da2737e3f63049c75a1982577c65f938b4dd62b853adbee80d0af0251dceae3f395a6ec87602e8d

        • \Users\Admin\AppData\Local\Temp\784949~1.TMP
          MD5

          c92a53cc671aa0e174d0697f7b6e35e9

          SHA1

          a2dd513e7988b2e2d56b4bede0840093ad2ac4bb

          SHA256

          aaf22f0fb83992b924ada07e7f7353c8cda6a208330aefc1e5127fcccc9e2aea

          SHA512

          e158f8318b2715a8176d15b5778632c99fbea5217f5921ce9da2737e3f63049c75a1982577c65f938b4dd62b853adbee80d0af0251dceae3f395a6ec87602e8d

        • \Users\Admin\AppData\Local\Temp\784949~1.TMP
          MD5

          c92a53cc671aa0e174d0697f7b6e35e9

          SHA1

          a2dd513e7988b2e2d56b4bede0840093ad2ac4bb

          SHA256

          aaf22f0fb83992b924ada07e7f7353c8cda6a208330aefc1e5127fcccc9e2aea

          SHA512

          e158f8318b2715a8176d15b5778632c99fbea5217f5921ce9da2737e3f63049c75a1982577c65f938b4dd62b853adbee80d0af0251dceae3f395a6ec87602e8d

        • memory/804-114-0x00000000028A0000-0x00000000029A0000-memory.dmp
          Filesize

          1024KB

        • memory/804-120-0x0000000000400000-0x000000000097F000-memory.dmp
          Filesize

          5.5MB

        • memory/896-186-0x0000000000000000-mapping.dmp
        • memory/1492-126-0x0000000000000000-mapping.dmp
        • memory/1492-136-0x00000000051D0000-0x0000000006466000-memory.dmp
          Filesize

          18.6MB

        • memory/2352-189-0x0000000000000000-mapping.dmp
        • memory/2628-191-0x0000000000000000-mapping.dmp
        • memory/2856-129-0x0000000004B40000-0x0000000005DD6000-memory.dmp
          Filesize

          18.6MB

        • memory/2856-115-0x0000000000000000-mapping.dmp
        • memory/2856-119-0x00000000043F0000-0x000000000454E000-memory.dmp
          Filesize

          1.4MB

        • memory/2856-121-0x0000000006070000-0x0000000006071000-memory.dmp
          Filesize

          4KB

        • memory/3752-163-0x0000000000000000-mapping.dmp
        • memory/3752-190-0x00000000074B3000-0x00000000074B4000-memory.dmp
          Filesize

          4KB

        • memory/3752-177-0x00000000074B2000-0x00000000074B3000-memory.dmp
          Filesize

          4KB

        • memory/3752-176-0x00000000074B0000-0x00000000074B1000-memory.dmp
          Filesize

          4KB

        • memory/3752-175-0x0000000008B70000-0x0000000008B71000-memory.dmp
          Filesize

          4KB

        • memory/3752-172-0x0000000008370000-0x0000000008371000-memory.dmp
          Filesize

          4KB

        • memory/4040-144-0x0000000006C10000-0x0000000006C11000-memory.dmp
          Filesize

          4KB

        • memory/4040-145-0x0000000007300000-0x0000000007301000-memory.dmp
          Filesize

          4KB

        • memory/4040-143-0x0000000004202000-0x0000000004203000-memory.dmp
          Filesize

          4KB

        • memory/4040-162-0x0000000004203000-0x0000000004204000-memory.dmp
          Filesize

          4KB

        • memory/4040-158-0x0000000008A10000-0x0000000008A11000-memory.dmp
          Filesize

          4KB

        • memory/4040-142-0x0000000006C60000-0x0000000006C61000-memory.dmp
          Filesize

          4KB

        • memory/4040-157-0x0000000009480000-0x0000000009481000-memory.dmp
          Filesize

          4KB

        • memory/4040-141-0x0000000004180000-0x0000000004181000-memory.dmp
          Filesize

          4KB

        • memory/4040-152-0x0000000006810000-0x0000000006811000-memory.dmp
          Filesize

          4KB

        • memory/4040-159-0x0000000007E30000-0x0000000007E31000-memory.dmp
          Filesize

          4KB

        • memory/4040-150-0x0000000007CB0000-0x0000000007CB1000-memory.dmp
          Filesize

          4KB

        • memory/4040-140-0x0000000004200000-0x0000000004201000-memory.dmp
          Filesize

          4KB

        • memory/4040-137-0x0000000000000000-mapping.dmp
        • memory/4040-149-0x0000000007EB0000-0x0000000007EB1000-memory.dmp
          Filesize

          4KB

        • memory/4040-148-0x0000000007990000-0x0000000007991000-memory.dmp
          Filesize

          4KB

        • memory/4040-147-0x00000000074E0000-0x00000000074E1000-memory.dmp
          Filesize

          4KB

        • memory/4040-146-0x0000000007470000-0x0000000007471000-memory.dmp
          Filesize

          4KB