Analysis

  • max time kernel
    130s
  • max time network
    9s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    24-02-2021 22:48

General

  • Target

    fecaa2e8e502d07470d15ac84796abbaf12a7aa7ce2fa163b1e894ec20093fa3.dll

  • Size

    298KB

  • MD5

    649dd2b07e8da461a4f07c60df0c4843

  • SHA1

    bcd267fa36d3824cceefdd6e9e0bf0868eb392c5

  • SHA256

    fecaa2e8e502d07470d15ac84796abbaf12a7aa7ce2fa163b1e894ec20093fa3

  • SHA512

    33a6b96e2cc1017529f9c53060eeb327eb60add41c8f2b5aff3de99cece9d6c6b9a75b58d86c24a775a640a56686f5a3b4c2945abb5cbc82968319f705b89b3a

Malware Config

Extracted

Family

qakbot

Botnet

abc123

Campaign

1612275762

C2

196.151.252.84:443

216.201.162.158:443

83.110.12.140:2222

105.186.102.16:443

108.31.15.10:995

193.248.221.184:2222

68.225.60.77:995

197.45.110.165:995

89.3.198.238:443

81.97.154.100:443

81.214.126.173:2222

108.46.145.30:443

71.187.170.235:443

72.240.200.181:2222

81.88.254.62:443

98.240.24.57:443

86.97.8.249:443

75.136.40.155:443

79.129.121.81:995

37.211.90.175:995

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 2 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\fecaa2e8e502d07470d15ac84796abbaf12a7aa7ce2fa163b1e894ec20093fa3.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1656
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\fecaa2e8e502d07470d15ac84796abbaf12a7aa7ce2fa163b1e894ec20093fa3.dll,#1
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:2024
      • C:\Windows\SysWOW64\explorer.exe
        C:\Windows\SysWOW64\explorer.exe
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1728
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn zjsfuuc /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\fecaa2e8e502d07470d15ac84796abbaf12a7aa7ce2fa163b1e894ec20093fa3.dll\"" /SC ONCE /Z /ST 23:47 /ET 23:59
          4⤵
          • Creates scheduled task(s)
          PID:1368
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {015FF8ED-8272-40BD-ABA5-8624F5FE07F6} S-1-5-18:NT AUTHORITY\System:Service:
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1692
    • C:\Windows\system32\regsvr32.exe
      regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\fecaa2e8e502d07470d15ac84796abbaf12a7aa7ce2fa163b1e894ec20093fa3.dll"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1792
      • C:\Windows\SysWOW64\regsvr32.exe
        -s "C:\Users\Admin\AppData\Local\Temp\fecaa2e8e502d07470d15ac84796abbaf12a7aa7ce2fa163b1e894ec20093fa3.dll"
        3⤵
        • Loads dropped DLL
        PID:292

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\fecaa2e8e502d07470d15ac84796abbaf12a7aa7ce2fa163b1e894ec20093fa3.dll
    MD5

    c47f494168076a17199337f80492dc70

    SHA1

    a0d9b656f42a79037f89426d70cdda7800edb21b

    SHA256

    048a5b540a7ff8233dbca35f43b2eba73404c35fb54ac9f10a1ff45c5ca1cc59

    SHA512

    f54d6de427b3e54c37996b9c46b0656b891971eb04f126e7eff53134399e4752ed22fabd5ee21bb100a8835b5d5b863860f2a733752c5af5592a23bdbc810d96

  • \Users\Admin\AppData\Local\Temp\fecaa2e8e502d07470d15ac84796abbaf12a7aa7ce2fa163b1e894ec20093fa3.dll
    MD5

    c47f494168076a17199337f80492dc70

    SHA1

    a0d9b656f42a79037f89426d70cdda7800edb21b

    SHA256

    048a5b540a7ff8233dbca35f43b2eba73404c35fb54ac9f10a1ff45c5ca1cc59

    SHA512

    f54d6de427b3e54c37996b9c46b0656b891971eb04f126e7eff53134399e4752ed22fabd5ee21bb100a8835b5d5b863860f2a733752c5af5592a23bdbc810d96

  • memory/292-15-0x0000000000000000-mapping.dmp
  • memory/1368-9-0x0000000000000000-mapping.dmp
  • memory/1728-11-0x00000000000F0000-0x0000000000125000-memory.dmp
    Filesize

    212KB

  • memory/1728-6-0x0000000000000000-mapping.dmp
  • memory/1728-8-0x00000000750D1000-0x00000000750D3000-memory.dmp
    Filesize

    8KB

  • memory/1728-10-0x00000000000F0000-0x0000000000125000-memory.dmp
    Filesize

    212KB

  • memory/1792-12-0x0000000000000000-mapping.dmp
  • memory/1792-13-0x000007FEFC251000-0x000007FEFC253000-memory.dmp
    Filesize

    8KB

  • memory/2024-2-0x0000000000000000-mapping.dmp
  • memory/2024-5-0x0000000000700000-0x0000000000735000-memory.dmp
    Filesize

    212KB

  • memory/2024-4-0x0000000000160000-0x0000000000194000-memory.dmp
    Filesize

    208KB

  • memory/2024-3-0x00000000765A1000-0x00000000765A3000-memory.dmp
    Filesize

    8KB