Analysis

  • max time kernel
    143s
  • max time network
    127s
  • platform
    windows10_x64
  • resource
    win10-en-20211014
  • submitted
    22-10-2021 14:10

General

  • Target

    2a3acdcd76575762b18c18c644a745125f55ce121f742d2aad962521bc7f25fd.dll

  • Size

    2.5MB

  • MD5

    de8b54a938ac18f15cad804d79a0e19d

  • SHA1

    b6004c62e2d9dbad9cfd5f7e18647ac983788766

  • SHA256

    2a3acdcd76575762b18c18c644a745125f55ce121f742d2aad962521bc7f25fd

  • SHA512

    7b64a99baafc8e692a47b9856f96b6bafa3cae22bd293c0e8faf148bdfe3f1401d5c316017b5c2f778d02ebc87edd2474e525b225ddc00685bb14da4c484e776

Malware Config

Extracted

Family

danabot

C2

185.158.250.216:443

194.76.225.46:443

45.11.180.153:443

194.76.225.61:443

Attributes
  • embedded_hash

    AD14EA44261341E3690FA8CC1E236523

  • type

    loader

rsa_pubkey.plain
rsa_privkey.plain

Extracted

Family

danabot

Version

2052

Botnet

40

C2

185.158.250.216:443

194.76.225.46:443

45.11.180.153:443

194.76.225.61:443

Attributes
  • embedded_hash

    AD14EA44261341E3690FA8CC1E236523

  • 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 3 IoCs
  • Suspicious use of NtCreateProcessExOtherParentProcess 2 IoCs
  • Blocklisted process makes network request 6 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • 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.

  • Suspicious use of SetThreadContext 1 IoCs
  • 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.

  • Program crash 2 IoCs
  • Checks processor information in registry 2 TTPs 47 IoCs

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

  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Modifies system certificate store 2 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 45 IoCs
  • Suspicious use of AdjustPrivilegeToken 8 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of WriteProcessMemory 32 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\2a3acdcd76575762b18c18c644a745125f55ce121f742d2aad962521bc7f25fd.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2332
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\2a3acdcd76575762b18c18c644a745125f55ce121f742d2aad962521bc7f25fd.dll,#1
      2⤵
      • Blocklisted process makes network request
      • Drops file in Program Files directory
      • Suspicious use of WriteProcessMemory
      PID:676
      • C:\Windows\SysWOW64\RUNDLL32.EXE
        C:\Windows\system32\RUNDLL32.EXE C:\Users\Admin\AppData\Local\Temp\2a3acdcd76575762b18c18c644a745125f55ce121f742d2aad962521bc7f25fd.dll,RDUPN05MTTNQ
        3⤵
        • Blocklisted process makes network request
        • 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:1916
        • 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\2a3acdcd76575762b18c18c644a745125f55ce121f742d2aad962521bc7f25fd.dll
          4⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:3448
        • C:\Windows\SysWOW64\RUNDLL32.EXE
          C:\Windows\system32\RUNDLL32.EXE C:\Users\Admin\AppData\Local\Temp\2a3acdcd76575762b18c18c644a745125f55ce121f742d2aad962521bc7f25fd.dll,gixVWDdONw==
          4⤵
          • Suspicious use of SetThreadContext
          • Checks processor information in registry
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:2384
          • C:\Windows\system32\rundll32.exe
            C:\Windows\system32\rundll32.exe C:\Windows\system32\shell32.dll,#61 17659
            5⤵
            • Modifies Internet Explorer settings
            • Suspicious use of FindShellTrayWindow
            • Suspicious use of WriteProcessMemory
            PID:3180
            • C:\Windows\system32\ctfmon.exe
              ctfmon.exe
              6⤵
                PID:2380
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 2384 -s 1388
              5⤵
              • Suspicious use of NtCreateProcessExOtherParentProcess
              • Program crash
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              PID:3220
          • 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\tmpF3E1.tmp.ps1"
            4⤵
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:996
          • 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\tmpB25.tmp.ps1"
            4⤵
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            PID:2284
            • C:\Windows\SysWOW64\nslookup.exe
              "C:\Windows\system32\nslookup.exe" -type=any localhost
              5⤵
                PID:3588
            • C:\Windows\SysWOW64\schtasks.exe
              schtasks /End /tn \Microsoft\Windows\Wininet\CacheTask
              4⤵
                PID:2316
              • C:\Windows\SysWOW64\schtasks.exe
                schtasks /Run /tn \Microsoft\Windows\Wininet\CacheTask
                4⤵
                  PID:960
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -u -p 676 -s 1388
                3⤵
                • Suspicious use of NtCreateProcessExOtherParentProcess
                • Program crash
                • Suspicious behavior: EnumeratesProcesses
                • Suspicious use of AdjustPrivilegeToken
                PID:1228

          Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\PROGRA~3\Bynootykhhl.tmp

            MD5

            4bca84d5edf3e593ec56cc821b6bd1b9

            SHA1

            23f954be80e90a15c78e83c91fde3e39721aa74d

            SHA256

            c117355e69d059a29c8c39a2434a2b3a45d4339293c1c0591038838a3757056d

            SHA512

            f7b7382f72fbf2cba9784ad4d05f6eda8e5f2cf7851bc921fa364f3552c9112bb50ae41432b99277c37b78b4f7b01c50738ad04a554f05996b68f3dc1a39561c

          • C:\PROGRA~3\Bynootykhhl.tmp

            MD5

            f6b6c54afb193322c19b448d967bbbce

            SHA1

            529e99d03cf159d70aa425ea388eb090dae46ec8

            SHA256

            774b622d31333962c4dab797022318ee673ca713c16d5c6fd3557df413dcf8f5

            SHA512

            6737ae27b3c9fedf5ece9ff786347ed2f22ad161e1d95295a3aed11ea63d00e3f739480922f141943532fef7b8166467304bea7d1015a53f14e5012e784217a4

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

            MD5

            1c19c16e21c97ed42d5beabc93391fc5

            SHA1

            8ad83f8e0b3acf8dfbbf87931e41f0d664c4df68

            SHA256

            1bcd97396c83babfe6c5068ba590d7a3f8b70e72955a9d1e4070648e404cbf05

            SHA512

            7d18776d8f649b3d29c182ff03efc6cea8b527542ee55304980f24577aae8b64e37044407776e220984346c3998ace5f8853afa58c8b38407482a728e9495e0c

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

            MD5

            df31a1ff981ffbac12d80579681d9928

            SHA1

            9929af950f61c6e6cae9a5f0767e2fd7f1f1431e

            SHA256

            02562ad07ef22fb765dd6e433578953c29d63d62e73ee45dad18307ce713ddbc

            SHA512

            3dbd274ae127f4835bbac3e0c759cec808dd7fddbf14b216788c86d6433f827c78b251a27b59b433434001134585c8a003eb1ea44442faec59a76157eb4692c5

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

            MD5

            e459e1a874f7e7f421fc9cda30803d13

            SHA1

            01a02c48f8341a219225723361440818bde34e56

            SHA256

            b14e897b2fadeff0fa9f2af762886097e63fe9dd290f1364c6ffcf7ed2f67800

            SHA512

            83668e63f1c9993faa9ce8364405b431bd2569d751c36a6234224f8d7160d94224ad8647106a5b7160fac29dc9907094771e310dfb01fb2962ccdd9aa2838114

          • C:\Users\Admin\AppData\Local\Temp\tmpB25.tmp.ps1

            MD5

            500925541ad54c3c290a0e21c520d530

            SHA1

            c47e98816f1393bee6917005a8ee221d50e2b46b

            SHA256

            b2b018dbcf8288bade16b55431fdb198dc088ec2fe34cbf7e98b471002aa7902

            SHA512

            6b424f055654964d1cb61fa7cead00c9318dace20a8cffe1613a5315b52bc765c027b3123921ecaf64f781afc9540e6f1440f8eb25a0bfa09d882d5e32bcd234

          • C:\Users\Admin\AppData\Local\Temp\tmpB26.tmp

            MD5

            1860260b2697808b80802352fe324782

            SHA1

            f07b4cb6a8133d8dd942fc285d63cb3ce5a1ed6b

            SHA256

            0c4bb6ae7726faa47aef8459bcf37bf9ca16f0b93fd52790932adaf7845d1fb1

            SHA512

            d9fd458e2fe871e93199d7f3783133ded898d824024d9525e8c9af2af31892b13f3fb147d3bfda7dfd7659b7072f5cd1d6c3ebfe2dbf5893afd00e59a96aa94f

          • C:\Users\Admin\AppData\Local\Temp\tmpF3E1.tmp.ps1

            MD5

            065393202736693d9f67a3a55ad070fd

            SHA1

            56ab03114e953e2f7923d6b3f53e34fbac6b4a20

            SHA256

            3095cb812d11e10664af1ed6aa28531605d1bb9498dcb0c2e0122f1d96732404

            SHA512

            3271329ad80c9893c9a2a60e5832c9c5b4b3eab5a2c747644b7623ac366807adbbf0afe930829db31579341d96ebea8fecdef40172aec8e741e91dd85cd59783

          • C:\Users\Admin\AppData\Local\Temp\tmpF3E2.tmp

            MD5

            c416c12d1b2b1da8c8655e393b544362

            SHA1

            fb1a43cd8e1c556c2d25f361f42a21293c29e447

            SHA256

            0600d59103840dff210778179fdfba904dcb737a4bfdb35384608698c86ea046

            SHA512

            cb6d3636be4330aa2fd577c3636d0b7165f92ee817e98f21180ba0c918eb76f4e38f025086593a0e508234ca981cfec2c53482b0e9cc0acfa885fefbdf89913c

          • memory/676-118-0x0000000073D10000-0x0000000073F9E000-memory.dmp

            Filesize

            2.6MB

          • memory/676-120-0x0000000000870000-0x0000000000871000-memory.dmp

            Filesize

            4KB

          • memory/676-122-0x00000000743D0000-0x00000000743D1000-memory.dmp

            Filesize

            4KB

          • memory/676-115-0x0000000000000000-mapping.dmp

          • memory/676-117-0x0000000073D10000-0x0000000073E73000-memory.dmp

            Filesize

            1.4MB

          • memory/676-121-0x00000000047C1000-0x00000000057A5000-memory.dmp

            Filesize

            15.9MB

          • memory/676-116-0x0000000073D10000-0x0000000073F9E000-memory.dmp

            Filesize

            2.6MB

          • memory/960-468-0x0000000000000000-mapping.dmp

          • memory/996-426-0x00000000069A0000-0x00000000069A1000-memory.dmp

            Filesize

            4KB

          • memory/996-427-0x00000000069A2000-0x00000000069A3000-memory.dmp

            Filesize

            4KB

          • memory/996-440-0x00000000069A3000-0x00000000069A4000-memory.dmp

            Filesize

            4KB

          • memory/996-413-0x0000000000000000-mapping.dmp

          • memory/1916-128-0x0000000002FE0000-0x0000000002FE1000-memory.dmp

            Filesize

            4KB

          • memory/1916-126-0x0000000073D10000-0x0000000073F9E000-memory.dmp

            Filesize

            2.6MB

          • memory/1916-124-0x0000000073D10000-0x0000000073F9E000-memory.dmp

            Filesize

            2.6MB

          • memory/1916-123-0x0000000000000000-mapping.dmp

          • memory/1916-131-0x00000000743D0000-0x00000000743D1000-memory.dmp

            Filesize

            4KB

          • memory/1916-130-0x0000000005231000-0x0000000006215000-memory.dmp

            Filesize

            15.9MB

          • memory/2284-448-0x0000000000CD2000-0x0000000000CD3000-memory.dmp

            Filesize

            4KB

          • memory/2284-466-0x0000000000CD3000-0x0000000000CD4000-memory.dmp

            Filesize

            4KB

          • memory/2284-441-0x0000000000000000-mapping.dmp

          • memory/2284-446-0x0000000000CD0000-0x0000000000CD1000-memory.dmp

            Filesize

            4KB

          • memory/2316-467-0x0000000000000000-mapping.dmp

          • memory/2380-412-0x0000000000000000-mapping.dmp

          • memory/2384-408-0x0000000004E91000-0x0000000005E75000-memory.dmp

            Filesize

            15.9MB

          • memory/2384-409-0x0000000003160000-0x0000000003161000-memory.dmp

            Filesize

            4KB

          • memory/2384-388-0x0000000000C40000-0x0000000000CEE000-memory.dmp

            Filesize

            696KB

          • memory/2384-137-0x0000000000000000-mapping.dmp

          • memory/3180-410-0x0000000000770000-0x0000000000910000-memory.dmp

            Filesize

            1.6MB

          • memory/3180-411-0x000002793AA60000-0x000002793AC12000-memory.dmp

            Filesize

            1.7MB

          • memory/3180-404-0x00007FF7A5D85FD0-mapping.dmp

          • memory/3448-136-0x0000000000000000-mapping.dmp

          • memory/3448-147-0x00000000076B0000-0x00000000076B1000-memory.dmp

            Filesize

            4KB

          • memory/3448-172-0x00000000042F3000-0x00000000042F4000-memory.dmp

            Filesize

            4KB

          • memory/3448-171-0x000000007E9A0000-0x000000007E9A1000-memory.dmp

            Filesize

            4KB

          • memory/3448-170-0x0000000008E80000-0x0000000008E81000-memory.dmp

            Filesize

            4KB

          • memory/3448-165-0x0000000008D10000-0x0000000008D11000-memory.dmp

            Filesize

            4KB

          • memory/3448-158-0x0000000008D50000-0x0000000008D83000-memory.dmp

            Filesize

            204KB

          • memory/3448-151-0x00000000008A0000-0x00000000008A1000-memory.dmp

            Filesize

            4KB

          • memory/3448-150-0x0000000007DC0000-0x0000000007DC1000-memory.dmp

            Filesize

            4KB

          • memory/3448-149-0x0000000007AC0000-0x0000000007AC1000-memory.dmp

            Filesize

            4KB

          • memory/3448-148-0x0000000007600000-0x0000000007601000-memory.dmp

            Filesize

            4KB

          • memory/3448-173-0x0000000009060000-0x0000000009061000-memory.dmp

            Filesize

            4KB

          • memory/3448-146-0x0000000007550000-0x0000000007551000-memory.dmp

            Filesize

            4KB

          • memory/3448-145-0x00000000073E0000-0x00000000073E1000-memory.dmp

            Filesize

            4KB

          • memory/3448-144-0x0000000006CE0000-0x0000000006CE1000-memory.dmp

            Filesize

            4KB

          • memory/3448-143-0x00000000042F2000-0x00000000042F3000-memory.dmp

            Filesize

            4KB

          • memory/3448-142-0x00000000042F0000-0x00000000042F1000-memory.dmp

            Filesize

            4KB

          • memory/3448-138-0x00000000008A0000-0x00000000008A1000-memory.dmp

            Filesize

            4KB

          • memory/3448-141-0x0000000006D40000-0x0000000006D41000-memory.dmp

            Filesize

            4KB

          • memory/3448-140-0x0000000004260000-0x0000000004261000-memory.dmp

            Filesize

            4KB

          • memory/3448-139-0x00000000008A0000-0x00000000008A1000-memory.dmp

            Filesize

            4KB

          • memory/3588-463-0x0000000000000000-mapping.dmp