Analysis

  • max time kernel
    129s
  • max time network
    9s
  • platform
    windows7_x64
  • resource
    win7v20210410
  • submitted
    28-04-2021 20:43

General

  • Target

    3d101ba8_by_Libranalysis.dll

  • Size

    400KB

  • MD5

    3d101ba8fc58b51148bd4c1ca68f7d5f

  • SHA1

    790c0849de609d3513bb03b6db9b092335199945

  • SHA256

    16aecff52e7fe84ec218f95f28ee417844363879c2a7f04f28d5659022a040d8

  • SHA512

    e65ba25682dd9009ae5e3aac818b3de34dcb582ba002d0f979298ec0ac7ad98271cbe994b49938891d14a52518ae41a1dbe1f0b8dcde0c3e17763cf1b6a6d66b

Malware Config

Extracted

Family

qakbot

Version

401.138

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\3d101ba8_by_Libranalysis.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:772
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\3d101ba8_by_Libranalysis.dll
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:1956
      • C:\Windows\SysWOW64\explorer.exe
        C:\Windows\SysWOW64\explorer.exe
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1548
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn ffjzmajvk /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\3d101ba8_by_Libranalysis.dll\"" /SC ONCE /Z /ST 20:49 /ET 21:01
          4⤵
          • Creates scheduled task(s)
          PID:1584
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {C8F4A719-CF0E-4D21-89D0-FC54F6CF8F8E} S-1-5-18:NT AUTHORITY\System:Service:
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1972
    • C:\Windows\system32\regsvr32.exe
      regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\3d101ba8_by_Libranalysis.dll"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:324
      • C:\Windows\SysWOW64\regsvr32.exe
        -s "C:\Users\Admin\AppData\Local\Temp\3d101ba8_by_Libranalysis.dll"
        3⤵
        • Loads dropped DLL
        PID:1164

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\3d101ba8_by_Libranalysis.dll
    MD5

    aedaeaa86933732616fe75dfe0304ad1

    SHA1

    09135f99a992e087cc7933a1f37d79af8fddffaf

    SHA256

    c255637f17b3f4558e9e53ff8334ef56b67401f2b3f0609498bc604616358533

    SHA512

    cfe372d3003172db2f91a8dfa54bd7509cc3b6f02cd2fa6633deb87fb414b44fc649854d69d763af6a2010cc1c333dbe7e8b8dc3331d402cab211bfbe7d0f662

  • \Users\Admin\AppData\Local\Temp\3d101ba8_by_Libranalysis.dll
    MD5

    aedaeaa86933732616fe75dfe0304ad1

    SHA1

    09135f99a992e087cc7933a1f37d79af8fddffaf

    SHA256

    c255637f17b3f4558e9e53ff8334ef56b67401f2b3f0609498bc604616358533

    SHA512

    cfe372d3003172db2f91a8dfa54bd7509cc3b6f02cd2fa6633deb87fb414b44fc649854d69d763af6a2010cc1c333dbe7e8b8dc3331d402cab211bfbe7d0f662

  • memory/324-70-0x0000000000000000-mapping.dmp
  • memory/772-60-0x000007FEFC181000-0x000007FEFC183000-memory.dmp
    Filesize

    8KB

  • memory/1164-73-0x0000000000000000-mapping.dmp
  • memory/1548-67-0x0000000074AC1000-0x0000000074AC3000-memory.dmp
    Filesize

    8KB

  • memory/1548-65-0x0000000000000000-mapping.dmp
  • memory/1548-69-0x00000000000F0000-0x0000000000125000-memory.dmp
    Filesize

    212KB

  • memory/1584-68-0x0000000000000000-mapping.dmp
  • memory/1956-63-0x00000000001D0000-0x0000000000250000-memory.dmp
    Filesize

    512KB

  • memory/1956-64-0x0000000010000000-0x0000000010066000-memory.dmp
    Filesize

    408KB

  • memory/1956-61-0x0000000000000000-mapping.dmp
  • memory/1956-62-0x0000000075EF1000-0x0000000075EF3000-memory.dmp
    Filesize

    8KB