Analysis

  • max time kernel
    131s
  • max time network
    9s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    25-02-2021 05:59

General

  • Target

    22a19615a21a80cb636ffebc2d255bc5a81e849043799a8c55e7d10de79da598.dll

  • Size

    400KB

  • MD5

    a64aa25ee894e770da9cea2ad6205b4d

  • SHA1

    3a0c356833e29f115f7cf8008c8733f85e75428c

  • SHA256

    22a19615a21a80cb636ffebc2d255bc5a81e849043799a8c55e7d10de79da598

  • SHA512

    abb0301013622386af265c1664244a245f4ddaf8c33f1a2f9691b7650f5682f4005275122267341a5550e784b52f80b1d4257c9ee531f4b49f54ac519e451b3c

Malware Config

Extracted

Family

qakbot

Botnet

biden02

Campaign

1614154620

C2

98.173.34.213:995

160.3.187.114:443

73.25.124.140:2222

24.50.118.93:443

82.127.125.209:990

83.110.109.106:2222

79.129.121.81:995

189.223.234.23:995

125.63.101.62:443

113.22.175.141:443

172.78.30.215:443

47.146.169.85:443

47.22.148.6:443

76.25.142.196:443

78.63.226.32:443

105.198.236.101:443

75.67.192.125:443

176.181.247.197:443

105.96.8.96:443

108.31.15.10:995

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\regsvr32.exe
    regsvr32 /s C:\Users\Admin\AppData\Local\Temp\22a19615a21a80cb636ffebc2d255bc5a81e849043799a8c55e7d10de79da598.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1668
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\22a19615a21a80cb636ffebc2d255bc5a81e849043799a8c55e7d10de79da598.dll
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:1112
      • C:\Windows\SysWOW64\explorer.exe
        C:\Windows\SysWOW64\explorer.exe
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:848
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn zjizzrlw /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\22a19615a21a80cb636ffebc2d255bc5a81e849043799a8c55e7d10de79da598.dll\"" /SC ONCE /Z /ST 06:57 /ET 07:09
          4⤵
          • Creates scheduled task(s)
          PID:1664
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {17024778-9A5A-46B9-82DF-DFACE9499F05} S-1-5-18:NT AUTHORITY\System:Service:
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1096
    • C:\Windows\system32\regsvr32.exe
      regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\22a19615a21a80cb636ffebc2d255bc5a81e849043799a8c55e7d10de79da598.dll"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:576
      • C:\Windows\SysWOW64\regsvr32.exe
        -s "C:\Users\Admin\AppData\Local\Temp\22a19615a21a80cb636ffebc2d255bc5a81e849043799a8c55e7d10de79da598.dll"
        3⤵
        • Loads dropped DLL
        PID:628

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\22a19615a21a80cb636ffebc2d255bc5a81e849043799a8c55e7d10de79da598.dll
    MD5

    05189325f9ac73cd1e49c586114cb89a

    SHA1

    c3d138ce6cda9969a00443100573c644893980fc

    SHA256

    7bd68d315390019e2b88e0ade146017b742c649c8b27dd8e2d3ee62862504276

    SHA512

    d2542ee0f7ee15f2320086d71d4c59dedbe358b50c33c59c8a8f62ed57ac1a262a0bfbc8c02c359640a495a5c1390da1f272821e2c7529792d97815d01d9e507

  • \Users\Admin\AppData\Local\Temp\22a19615a21a80cb636ffebc2d255bc5a81e849043799a8c55e7d10de79da598.dll
    MD5

    05189325f9ac73cd1e49c586114cb89a

    SHA1

    c3d138ce6cda9969a00443100573c644893980fc

    SHA256

    7bd68d315390019e2b88e0ade146017b742c649c8b27dd8e2d3ee62862504276

    SHA512

    d2542ee0f7ee15f2320086d71d4c59dedbe358b50c33c59c8a8f62ed57ac1a262a0bfbc8c02c359640a495a5c1390da1f272821e2c7529792d97815d01d9e507

  • memory/576-13-0x0000000000000000-mapping.dmp
  • memory/628-16-0x0000000000000000-mapping.dmp
  • memory/848-12-0x00000000000E0000-0x0000000000115000-memory.dmp
    Filesize

    212KB

  • memory/848-7-0x0000000000000000-mapping.dmp
  • memory/848-9-0x0000000074161000-0x0000000074163000-memory.dmp
    Filesize

    8KB

  • memory/848-11-0x00000000000E0000-0x0000000000115000-memory.dmp
    Filesize

    212KB

  • memory/1112-6-0x0000000010000000-0x0000000010066000-memory.dmp
    Filesize

    408KB

  • memory/1112-5-0x0000000000170000-0x00000000001D6000-memory.dmp
    Filesize

    408KB

  • memory/1112-4-0x0000000074B31000-0x0000000074B33000-memory.dmp
    Filesize

    8KB

  • memory/1112-3-0x0000000000000000-mapping.dmp
  • memory/1664-10-0x0000000000000000-mapping.dmp
  • memory/1668-2-0x000007FEFB6F1000-0x000007FEFB6F3000-memory.dmp
    Filesize

    8KB