1a8c6286a51023a2c737ea6e18eaeb044d726c4d9f1ed64dd70d9b80d8998cfe.bin

General
Target

1a8c6286a51023a2c737ea6e18eaeb044d726c4d9f1ed64dd70d9b80d8998cfe.bin.dll

Filesize

890KB

Completed

21-10-2021 15:08

Score
10/10
MD5

94128f783ebffa5f5203389d3dc26a0e

SHA1

577840a380a9b4f7aeddd00fa21b15a4926755be

SHA256

1a8c6286a51023a2c737ea6e18eaeb044d726c4d9f1ed64dd70d9b80d8998cfe

Malware Config

Extracted

Family qakbot
Version 402.363
Botnet biden54
Campaign 1634810637
C2

136.143.11.232:443

63.143.92.99:995

182.176.180.73:443

136.232.34.70:443

123.252.190.14:443

216.201.162.158:443

37.208.181.198:61200

140.82.49.12:443

197.89.144.102:443

89.137.52.44:443

109.12.111.14:443

78.191.24.189:995

105.198.236.99:995

196.207.140.40:995

41.235.69.115:443

2.222.167.138:443

117.198.156.56:443

24.231.209.2:6881

27.223.92.142:995

96.246.158.154:995

81.250.153.227:2222

120.150.218.241:995

76.25.142.196:443

89.101.97.139:443

81.213.59.22:443

173.21.10.71:2222

103.142.10.177:443

71.74.12.34:443

24.231.209.2:2222

75.188.35.168:443

209.210.95.228:995

73.151.236.31:443

220.255.25.187:2222

187.156.134.254:443

189.175.219.53:80

108.4.67.252:443

209.210.95.228:993

67.165.206.193:993

173.25.162.221:443

100.1.119.41:443

93.48.58.123:2222

65.100.174.110:443

201.137.10.225:443

24.229.150.54:995

146.66.238.74:443

68.204.7.158:443

37.208.181.198:443

41.86.42.158:995

189.135.16.92:443

187.75.66.160:995

Attributes
salt
jHxastDcds)oMc=jvh7wdUhxcsdt2
Signatures 8

Filter: none

Defense Evasion
Persistence
  • Qakbot/Qbot

    Description

    Qbot or Qakbot is a sophisticated worm with banking capabilities.

  • Windows security bypass

    TTPs

    Disabling Security ToolsModify Registry
  • Loads dropped DLL
    regsvr32.exe

    Reported IOCs

    pidprocess
    1776regsvr32.exe
  • Creates scheduled task(s)
    schtasks.exe

    Description

    Schtasks is often used by malware for persistence or to perform post-infection execution.

    TTPs

    Scheduled Task

    Reported IOCs

    pidprocess
    2176schtasks.exe
  • Modifies data under HKEY_USERS
    explorer.exe

    Reported IOCs

    descriptioniocprocess
    Set value (data)\REGISTRY\USER\.DEFAULT\Software\Microsoft\Freayak\c510eebb = e1afb25f6f206dbb86885d0c56e1bc63895d5ade1bdd28d36566db88f9b15215320b009e4da198dda1e162448fc87d9732a05333860522bfbddd8e9bb007223f9337e338368203329feea7e6770e5ebcca5fe4f0f02f82c110107dc8explorer.exe
    Set value (data)\REGISTRY\USER\.DEFAULT\Software\Microsoft\Freayak\8d87717f = 89f162c6dfa0cc5d07275cf90856204abccd1f790a5a7bfda0d7eebb3af714e44e767f0250086a5b3c3471b9e79b243b6bd68bexplorer.exe
    Set value (data)\REGISTRY\USER\.DEFAULT\Software\Microsoft\Freayak\c751cec7 = 11e69b9beb9908490955cb6ba35bd580c84b9c07bb7863057f0d27ea20d4b18f9e498bf975e7b1c7bd790a3bf31c12056dada7479b989a33fa3fd2c63d34ac9cb398f460e680e44a7e3b314060a624ad9b857898a65597d316a49ee851337d26d47e3e52a8687a0df457dca6871bdc8a91b775ba4144b4a06505ce65f3afb8d28e8cd0258092d50f059c186ec5f48f6da6828169a00ff5d32c3b5cfb05b7a1ed3951eaf44f54b3a41b3729aeexplorer.exe
    Set value (data)\REGISTRY\USER\.DEFAULT\Software\Microsoft\Freayak\7dac89de = a5fead676511525a8d0b48f663becbdd4e5ef9318a149cc8333b6e932d0dc3385b312bc6c7b5816c58d4b1073a2827be93c399d7a152e671b2e7650933bed22c963737b094ca4b6fba7f56557730cd6cea3b6276560e76ce6bafe5a3explorer.exe
    Set value (data)\REGISTRY\USER\.DEFAULT\Software\Microsoft\Freayak\a4c654 = bdaf8470295157dc58f9539acfa565a6af2cfb6fb9c706dd9b2f5b8a6e15b0099c82b095269957e6ff20ba17c5ae7e66a16f18aab12f687dd994f6d528864f93fc51d0e9f591f64e59explorer.exe
    Set value (data)\REGISTRY\USER\.DEFAULT\Software\Microsoft\Freayak\b818a131 = e01f7705daff59f39dbeac8630bff1eca67af7d00f645599d877fb0f014dfe3b74e71454feb1072f4b6483f32ffd138528fa4387e822f848e6e761759893d7a542fdbd83ba2ef306c045d31ba260ffdafd4bcc8f057328266c3adab1c2976099bcb1cdbe339ecefdexplorer.exe
    Set value (data)\REGISTRY\USER\.DEFAULT\Software\Microsoft\Freayak\7feda9a2 = 0c51aac39475113c687a14533163a3f69db1c699461ab56d9b0012dcecf4594bd9d90f7bddb89ef614ca3ed30f808a337cdb4a425dexplorer.exe
    Set value (data)\REGISTRY\USER\.DEFAULT\Software\Microsoft\Freayak\f2ce1e89 = 1031d19bafd3f48eaab984258bd5b12f771ff138cd6a501274b74d8e2057b75b0b29f2361bec8a02c678e4067a4f866e7601baa206412822cf95f33bed6c496868cc1e2ae106dd66f8f861ac4e3da0b1518e4edacdeb21f69687b620aec1f6e94b707e232acd05explorer.exe
    Key created\REGISTRY\USER\.DEFAULT\Software\Microsoft\Freayakexplorer.exe
    Set value (data)\REGISTRY\USER\.DEFAULT\Software\Microsoft\Freayak\f2ce1e89 = 1031c69bafd3c14e0d1d662794e5091259405a94c01009f2f476fbaa753311758f034869a6a16e1761f8eef828b0f4464576c70d0078dbeeaba3034051b333a0b70788321fd5ce006f716da351619e164afaexplorer.exe
  • Suspicious behavior: EnumeratesProcesses
    rundll32.exeregsvr32.exe

    Reported IOCs

    pidprocess
    1976rundll32.exe
    1976rundll32.exe
    1776regsvr32.exe
    1776regsvr32.exe
  • Suspicious behavior: MapViewOfSection
    rundll32.exeregsvr32.exe

    Reported IOCs

    pidprocess
    1976rundll32.exe
    1776regsvr32.exe
  • Suspicious use of WriteProcessMemory
    rundll32.exerundll32.exeexplorer.exeregsvr32.exeregsvr32.exeexplorer.exe

    Reported IOCs

    descriptionpidprocesstarget process
    PID 2812 wrote to memory of 19762812rundll32.exerundll32.exe
    PID 2812 wrote to memory of 19762812rundll32.exerundll32.exe
    PID 2812 wrote to memory of 19762812rundll32.exerundll32.exe
    PID 1976 wrote to memory of 32961976rundll32.exeexplorer.exe
    PID 1976 wrote to memory of 32961976rundll32.exeexplorer.exe
    PID 1976 wrote to memory of 32961976rundll32.exeexplorer.exe
    PID 1976 wrote to memory of 32961976rundll32.exeexplorer.exe
    PID 1976 wrote to memory of 32961976rundll32.exeexplorer.exe
    PID 3296 wrote to memory of 21763296explorer.exeschtasks.exe
    PID 3296 wrote to memory of 21763296explorer.exeschtasks.exe
    PID 3296 wrote to memory of 21763296explorer.exeschtasks.exe
    PID 1648 wrote to memory of 17761648regsvr32.exeregsvr32.exe
    PID 1648 wrote to memory of 17761648regsvr32.exeregsvr32.exe
    PID 1648 wrote to memory of 17761648regsvr32.exeregsvr32.exe
    PID 1776 wrote to memory of 7561776regsvr32.exeexplorer.exe
    PID 1776 wrote to memory of 7561776regsvr32.exeexplorer.exe
    PID 1776 wrote to memory of 7561776regsvr32.exeexplorer.exe
    PID 1776 wrote to memory of 7561776regsvr32.exeexplorer.exe
    PID 1776 wrote to memory of 7561776regsvr32.exeexplorer.exe
    PID 756 wrote to memory of 3436756explorer.exereg.exe
    PID 756 wrote to memory of 3436756explorer.exereg.exe
    PID 756 wrote to memory of 1680756explorer.exereg.exe
    PID 756 wrote to memory of 1680756explorer.exereg.exe
Processes 9
  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\1a8c6286a51023a2c737ea6e18eaeb044d726c4d9f1ed64dd70d9b80d8998cfe.bin.dll,#1
    Suspicious use of WriteProcessMemory
    PID:2812
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\1a8c6286a51023a2c737ea6e18eaeb044d726c4d9f1ed64dd70d9b80d8998cfe.bin.dll,#1
      Suspicious behavior: EnumeratesProcesses
      Suspicious behavior: MapViewOfSection
      Suspicious use of WriteProcessMemory
      PID:1976
      • C:\Windows\SysWOW64\explorer.exe
        C:\Windows\SysWOW64\explorer.exe
        Suspicious use of WriteProcessMemory
        PID:3296
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn hnijfdaj /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\1a8c6286a51023a2c737ea6e18eaeb044d726c4d9f1ed64dd70d9b80d8998cfe.bin.dll\"" /SC ONCE /Z /ST 15:07 /ET 15:19
          Creates scheduled task(s)
          PID:2176
  • \??\c:\windows\system32\regsvr32.exe
    regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\1a8c6286a51023a2c737ea6e18eaeb044d726c4d9f1ed64dd70d9b80d8998cfe.bin.dll"
    Suspicious use of WriteProcessMemory
    PID:1648
    • C:\Windows\SysWOW64\regsvr32.exe
      -s "C:\Users\Admin\AppData\Local\Temp\1a8c6286a51023a2c737ea6e18eaeb044d726c4d9f1ed64dd70d9b80d8998cfe.bin.dll"
      Loads dropped DLL
      Suspicious behavior: EnumeratesProcesses
      Suspicious behavior: MapViewOfSection
      Suspicious use of WriteProcessMemory
      PID:1776
      • C:\Windows\SysWOW64\explorer.exe
        C:\Windows\SysWOW64\explorer.exe
        Modifies data under HKEY_USERS
        Suspicious use of WriteProcessMemory
        PID:756
        • C:\Windows\system32\reg.exe
          C:\Windows\system32\reg.exe ADD "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /f /t REG_DWORD /v "C:\ProgramData\Microsoft\Guvmru" /d "0"
          PID:3436
        • C:\Windows\system32\reg.exe
          C:\Windows\system32\reg.exe ADD "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /f /t REG_DWORD /v "C:\Users\Admin\AppData\Roaming\Microsoft\Ysrujauivse" /d "0"
          PID:1680
Network
MITRE ATT&CK Matrix
Collection
    Command and Control
      Credential Access
        Discovery
          Execution
            Exfiltration
              Impact
                Initial Access
                  Lateral Movement
                    Persistence
                    Privilege Escalation
                      Replay Monitor
                      00:00 00:00
                      Downloads
                      • C:\Users\Admin\AppData\Local\Temp\1a8c6286a51023a2c737ea6e18eaeb044d726c4d9f1ed64dd70d9b80d8998cfe.bin.dll

                        MD5

                        94128f783ebffa5f5203389d3dc26a0e

                        SHA1

                        577840a380a9b4f7aeddd00fa21b15a4926755be

                        SHA256

                        1a8c6286a51023a2c737ea6e18eaeb044d726c4d9f1ed64dd70d9b80d8998cfe

                        SHA512

                        94afeb12874513354fbf0d23cd7589b962e88efc45a669f01f3f04bde31562b304cd80cdf5d47e75925d4d37292bbe563c0d2f2999e8758520d1858dc4e1765b

                      • \Users\Admin\AppData\Local\Temp\1a8c6286a51023a2c737ea6e18eaeb044d726c4d9f1ed64dd70d9b80d8998cfe.bin.dll

                        MD5

                        94128f783ebffa5f5203389d3dc26a0e

                        SHA1

                        577840a380a9b4f7aeddd00fa21b15a4926755be

                        SHA256

                        1a8c6286a51023a2c737ea6e18eaeb044d726c4d9f1ed64dd70d9b80d8998cfe

                        SHA512

                        94afeb12874513354fbf0d23cd7589b962e88efc45a669f01f3f04bde31562b304cd80cdf5d47e75925d4d37292bbe563c0d2f2999e8758520d1858dc4e1765b

                      • memory/756-137-0x0000000002840000-0x0000000002861000-memory.dmp

                      • memory/756-135-0x0000000003110000-0x0000000003111000-memory.dmp

                      • memory/756-136-0x0000000003110000-0x0000000003111000-memory.dmp

                      • memory/756-132-0x0000000000000000-mapping.dmp

                      • memory/1680-134-0x0000000000000000-mapping.dmp

                      • memory/1776-131-0x0000000000CF0000-0x0000000000CF1000-memory.dmp

                      • memory/1776-130-0x0000000072CA0000-0x0000000072D93000-memory.dmp

                      • memory/1776-129-0x0000000072CA0000-0x0000000072CC1000-memory.dmp

                      • memory/1776-128-0x0000000072CA0000-0x0000000072D93000-memory.dmp

                      • memory/1776-126-0x0000000000000000-mapping.dmp

                      • memory/1976-118-0x0000000074010000-0x0000000074103000-memory.dmp

                      • memory/1976-117-0x0000000074010000-0x0000000074031000-memory.dmp

                      • memory/1976-116-0x0000000074010000-0x0000000074103000-memory.dmp

                      • memory/1976-115-0x0000000000000000-mapping.dmp

                      • memory/1976-119-0x0000000000C00000-0x0000000000CAE000-memory.dmp

                      • memory/2176-121-0x0000000000000000-mapping.dmp

                      • memory/3296-124-0x0000000002930000-0x0000000002951000-memory.dmp

                      • memory/3296-123-0x0000000002C90000-0x0000000002C91000-memory.dmp

                      • memory/3296-122-0x0000000002C90000-0x0000000002C91000-memory.dmp

                      • memory/3296-120-0x0000000000000000-mapping.dmp

                      • memory/3436-133-0x0000000000000000-mapping.dmp