Analysis

  • max time kernel
    143s
  • max time network
    11s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    25-03-2021 21:25

General

  • Target

    44607545054b6b91ede865699163f6efbf364a0b3c0c79b6a67af7f0122b8504.dll

  • Size

    1.2MB

  • MD5

    4c20349d4a54e28a3681916dfabec9ed

  • SHA1

    a5963c26b6fdd7a166c298093354887ea9d07013

  • SHA256

    44607545054b6b91ede865699163f6efbf364a0b3c0c79b6a67af7f0122b8504

  • SHA512

    a9fe5ce012d5aa8b75899bf2cebcd0287408b2abad220a4c8d0847c036e0044ebbef081c7a3159a8f147e6cddb426fff0e8e34c38f927a382762bc534b385c52

Malware Config

Extracted

Family

qakbot

Botnet

biden12

Campaign

1615580905

C2

24.229.150.54:995

109.12.111.14:443

173.21.10.71:2222

81.214.126.173:2222

75.118.1.141:443

98.252.118.134:443

71.74.12.34:443

186.31.77.42:443

81.97.154.100:443

71.117.132.169:443

24.139.72.117:443

67.165.206.193:993

106.51.52.111:443

47.196.192.184:443

71.197.126.250:443

24.95.61.62:443

47.22.148.6:443

195.12.154.8:443

71.163.223.159:443

197.45.110.165:995

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 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\44607545054b6b91ede865699163f6efbf364a0b3c0c79b6a67af7f0122b8504.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1684
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\44607545054b6b91ede865699163f6efbf364a0b3c0c79b6a67af7f0122b8504.dll,#1
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:1844
      • C:\Windows\SysWOW64\explorer.exe
        C:\Windows\SysWOW64\explorer.exe
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1144
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn evdphhnlu /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\44607545054b6b91ede865699163f6efbf364a0b3c0c79b6a67af7f0122b8504.dll\"" /SC ONCE /Z /ST 21:31 /ET 21:43
          4⤵
          • Creates scheduled task(s)
          PID:1648
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {3868DCF1-C9FC-4533-A256-BDC3B824AC15} S-1-5-18:NT AUTHORITY\System:Service:
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1156
    • C:\Windows\system32\regsvr32.exe
      regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\44607545054b6b91ede865699163f6efbf364a0b3c0c79b6a67af7f0122b8504.dll"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:336
      • C:\Windows\SysWOW64\regsvr32.exe
        -s "C:\Users\Admin\AppData\Local\Temp\44607545054b6b91ede865699163f6efbf364a0b3c0c79b6a67af7f0122b8504.dll"
        3⤵
        • Loads dropped DLL
        PID:552

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\44607545054b6b91ede865699163f6efbf364a0b3c0c79b6a67af7f0122b8504.dll
    MD5

    4e4a1997c46aca44fb67733260b13a05

    SHA1

    c48b2fe8c419f2cda2f605742878b0d32c323377

    SHA256

    ff4ebc840e8ce229a765d25b45c412e92e3ad27c0bc0a24f88aa91018c65b79b

    SHA512

    5a54a919abc0d3d42140660466388a695136dfc9a5d329e5001277c753bf477028a2504f39cbe1a09758546d04a53faa6d5156dfda62f3cc17d2def16a86b9e3

  • \Users\Admin\AppData\Local\Temp\44607545054b6b91ede865699163f6efbf364a0b3c0c79b6a67af7f0122b8504.dll
    MD5

    4e4a1997c46aca44fb67733260b13a05

    SHA1

    c48b2fe8c419f2cda2f605742878b0d32c323377

    SHA256

    ff4ebc840e8ce229a765d25b45c412e92e3ad27c0bc0a24f88aa91018c65b79b

    SHA512

    5a54a919abc0d3d42140660466388a695136dfc9a5d329e5001277c753bf477028a2504f39cbe1a09758546d04a53faa6d5156dfda62f3cc17d2def16a86b9e3

  • memory/336-14-0x0000000000000000-mapping.dmp
  • memory/336-15-0x000007FEFC2C1000-0x000007FEFC2C3000-memory.dmp
    Filesize

    8KB

  • memory/552-17-0x0000000000000000-mapping.dmp
  • memory/1144-11-0x0000000000080000-0x00000000000BB000-memory.dmp
    Filesize

    236KB

  • memory/1144-9-0x0000000074BF1000-0x0000000074BF3000-memory.dmp
    Filesize

    8KB

  • memory/1144-13-0x0000000000080000-0x00000000000BB000-memory.dmp
    Filesize

    236KB

  • memory/1144-7-0x0000000000000000-mapping.dmp
  • memory/1648-12-0x0000000000000000-mapping.dmp
  • memory/1844-10-0x0000000000530000-0x000000000056B000-memory.dmp
    Filesize

    236KB

  • memory/1844-2-0x0000000000000000-mapping.dmp
  • memory/1844-5-0x00000000004B0000-0x00000000004E9000-memory.dmp
    Filesize

    228KB

  • memory/1844-6-0x0000000000530000-0x000000000056B000-memory.dmp
    Filesize

    236KB

  • memory/1844-4-0x00000000001B0000-0x00000000001B1000-memory.dmp
    Filesize

    4KB

  • memory/1844-3-0x00000000756A1000-0x00000000756A3000-memory.dmp
    Filesize

    8KB