Analysis

  • max time kernel
    114s
  • max time network
    42s
  • platform
    windows7_x64
  • resource
    win7v20210408
  • submitted
    17-06-2021 16:58

General

  • Target

    2021-06-17 165156.481566.dat.dll

  • Size

    719KB

  • MD5

    732d1fb59c3dbf1b5190543c667c7474

  • SHA1

    ef2cd562ab0c83b50632bea7061cb37a2513655c

  • SHA256

    64213217559da3cb3ef610ea0fa328e6d64ce829511306b8f12c008b61aed07a

  • SHA512

    819da6d97c288f85c5d1f7ec080dc5fc8265ab6d2ed5dae7350f2f8a8c038cdb4e86bbd75e34611dbe7f08e4d01ea0880fa22a2418d2c88f880d39d4a1d70584

Malware Config

Extracted

Family

qakbot

Version

402.115

Botnet

clinton35

Campaign

1623917674

C2

86.220.60.247:2222

24.179.77.236:443

68.186.192.69:443

197.45.110.165:995

96.253.46.210:443

186.144.33.73:443

175.136.38.142:443

47.22.148.6:443

76.25.142.196:443

45.32.211.207:443

207.246.116.237:8443

45.77.115.208:443

45.77.115.208:995

149.28.101.90:2222

207.246.116.237:443

144.202.38.185:2222

149.28.101.90:995

207.246.77.75:443

207.246.77.75:995

207.246.77.75:2222

Signatures

  • Qakbot/Qbot

    Qbot or Qakbot is a sophisticated worm with banking capabilities.

  • Loads dropped DLL 1 IoCs
  • Creates scheduled task(s) 1 TTPs 1 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of WriteProcessMemory 29 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe "C:\Users\Admin\AppData\Local\Temp\2021-06-17 165156.481566.dat.dll",#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1972
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe "C:\Users\Admin\AppData\Local\Temp\2021-06-17 165156.481566.dat.dll",#1
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:1128
      • C:\Windows\SysWOW64\explorer.exe
        C:\Windows\SysWOW64\explorer.exe
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1676
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn imjvvur /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\2021-06-17 165156.481566.dat.dll\"" /SC ONCE /Z /ST 18:57 /ET 19:09
          4⤵
          • Creates scheduled task(s)
          PID:1532
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {347BB4B0-17B3-466C-A04E-B3A5C4DE2928} S-1-5-18:NT AUTHORITY\System:Service:
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:928
    • C:\Windows\system32\regsvr32.exe
      regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\2021-06-17 165156.481566.dat.dll"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1812
      • C:\Windows\SysWOW64\regsvr32.exe
        -s "C:\Users\Admin\AppData\Local\Temp\2021-06-17 165156.481566.dat.dll"
        3⤵
        • Loads dropped DLL
        PID:1672

Network

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\2021-06-17 165156.481566.dat.dll
    MD5

    39705fe70db2ab020c224eee8fc2ab94

    SHA1

    33f825b05fca080fc7b49153efd115eb27bbaa30

    SHA256

    4d95949b75453323f5c9ab9162c398a384859177bf964708e4ab0c937ad77702

    SHA512

    ccbb5c04e3444c8b479f0dee1a9fedd087251ab83b2563882b025e9b0c0575c3054279e54e533582f929f371825c756c70aa7a72d449cc54dd13158cf95895ce

  • \Users\Admin\AppData\Local\Temp\2021-06-17 165156.481566.dat.dll
    MD5

    39705fe70db2ab020c224eee8fc2ab94

    SHA1

    33f825b05fca080fc7b49153efd115eb27bbaa30

    SHA256

    4d95949b75453323f5c9ab9162c398a384859177bf964708e4ab0c937ad77702

    SHA512

    ccbb5c04e3444c8b479f0dee1a9fedd087251ab83b2563882b025e9b0c0575c3054279e54e533582f929f371825c756c70aa7a72d449cc54dd13158cf95895ce

  • memory/1128-61-0x0000000075DA1000-0x0000000075DA3000-memory.dmp
    Filesize

    8KB

  • memory/1128-62-0x0000000075070000-0x000000007509F000-memory.dmp
    Filesize

    188KB

  • memory/1128-63-0x0000000075070000-0x000000007513E000-memory.dmp
    Filesize

    824KB

  • memory/1128-64-0x00000000001B0000-0x00000000001B1000-memory.dmp
    Filesize

    4KB

  • memory/1128-60-0x0000000000000000-mapping.dmp
  • memory/1532-68-0x0000000000000000-mapping.dmp
  • memory/1672-73-0x0000000000000000-mapping.dmp
  • memory/1676-67-0x0000000074E01000-0x0000000074E03000-memory.dmp
    Filesize

    8KB

  • memory/1676-69-0x00000000000C0000-0x00000000000EF000-memory.dmp
    Filesize

    188KB

  • memory/1676-65-0x0000000000000000-mapping.dmp
  • memory/1812-71-0x000007FEFC1D1000-0x000007FEFC1D3000-memory.dmp
    Filesize

    8KB

  • memory/1812-70-0x0000000000000000-mapping.dmp