Analysis

  • max time kernel
    150s
  • max time network
    11s
  • platform
    windows7_x64
  • resource
    win7v20210410
  • submitted
    17-06-2021 17:57

General

  • Target

    44364.7092761574.dat =^_^=.dll

  • Size

    719KB

  • MD5

    bc1c33e451af99a56fb15b877a630b5d

  • SHA1

    4e2ed7b84669e2f01655890f2d28b06173ce90ad

  • SHA256

    7e55a3f89dffe70b76070ed2b49770eaa3c84cdffdc47e2767385dfd64504829

  • SHA512

    14d68be150fc54631bebad8451ab9ad2b006009feaaaaae9cb40d761dedd5aebb9f4e04cb2b71bff149b75270b1931c471dd888d90373635de105a8fc6d25bde

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\44364.7092761574.dat =^_^=.dll",#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:452
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe "C:\Users\Admin\AppData\Local\Temp\44364.7092761574.dat =^_^=.dll",#1
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:2008
      • C:\Windows\SysWOW64\explorer.exe
        C:\Windows\SysWOW64\explorer.exe
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1452
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn rdqtyxoz /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\44364.7092761574.dat =^_^=.dll\"" /SC ONCE /Z /ST 18:04 /ET 18:16
          4⤵
          • Creates scheduled task(s)
          PID:360
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {02F6C416-B839-4B5E-8F37-FF3F59C9030E} S-1-5-18:NT AUTHORITY\System:Service:
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:960
    • C:\Windows\system32\regsvr32.exe
      regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\44364.7092761574.dat =^_^=.dll"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:296
      • C:\Windows\SysWOW64\regsvr32.exe
        -s "C:\Users\Admin\AppData\Local\Temp\44364.7092761574.dat =^_^=.dll"
        3⤵
        • Loads dropped DLL
        PID:616

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

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\44364.7092761574.dat =^_^=.dll
    MD5

    39705fe70db2ab020c224eee8fc2ab94

    SHA1

    33f825b05fca080fc7b49153efd115eb27bbaa30

    SHA256

    4d95949b75453323f5c9ab9162c398a384859177bf964708e4ab0c937ad77702

    SHA512

    ccbb5c04e3444c8b479f0dee1a9fedd087251ab83b2563882b025e9b0c0575c3054279e54e533582f929f371825c756c70aa7a72d449cc54dd13158cf95895ce

  • \Users\Admin\AppData\Local\Temp\44364.7092761574.dat =^_^=.dll
    MD5

    39705fe70db2ab020c224eee8fc2ab94

    SHA1

    33f825b05fca080fc7b49153efd115eb27bbaa30

    SHA256

    4d95949b75453323f5c9ab9162c398a384859177bf964708e4ab0c937ad77702

    SHA512

    ccbb5c04e3444c8b479f0dee1a9fedd087251ab83b2563882b025e9b0c0575c3054279e54e533582f929f371825c756c70aa7a72d449cc54dd13158cf95895ce

  • memory/296-71-0x000007FEFBEF1000-0x000007FEFBEF3000-memory.dmp
    Filesize

    8KB

  • memory/296-70-0x0000000000000000-mapping.dmp
  • memory/360-69-0x0000000000000000-mapping.dmp
  • memory/616-73-0x0000000000000000-mapping.dmp
  • memory/1452-67-0x0000000074C11000-0x0000000074C13000-memory.dmp
    Filesize

    8KB

  • memory/1452-68-0x00000000000C0000-0x00000000000EF000-memory.dmp
    Filesize

    188KB

  • memory/1452-65-0x0000000000000000-mapping.dmp
  • memory/2008-60-0x0000000000000000-mapping.dmp
  • memory/2008-64-0x00000000001F0000-0x00000000001F1000-memory.dmp
    Filesize

    4KB

  • memory/2008-62-0x0000000074E80000-0x0000000074EAF000-memory.dmp
    Filesize

    188KB

  • memory/2008-63-0x0000000074E80000-0x0000000074F4E000-memory.dmp
    Filesize

    824KB

  • memory/2008-61-0x00000000753E1000-0x00000000753E3000-memory.dmp
    Filesize

    8KB