Resubmissions

25-11-2020 08:45

201125-9amzy5gfk2 0

25-11-2020 08:45

201125-74tl7c3lds 1

25-11-2020 08:44

201125-qandppnm5e 1

25-11-2020 08:44

201125-18edfc2zg6 0

25-11-2020 08:13

201125-ed679f8pg6 10

Analysis

  • max time kernel
    129s
  • max time network
    11s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    25-11-2020 08:13

General

  • Target

    05fc949a1d235d88ebf502b47633eb9d6bd5661153869a6a596b853719af919a.dll

  • Size

    251KB

  • MD5

    fb2b803a0e07ddd4ad1fd252865a8329

  • SHA1

    842a30119ac0dc43980e672bc7e03037f06b39fb

  • SHA256

    05fc949a1d235d88ebf502b47633eb9d6bd5661153869a6a596b853719af919a

  • SHA512

    ae12f4e2bc1d5a62a8e16f520f1157b76d7892e24f9b87ea72fca450e7b497873383472eb4089aa3de5da86599ed76e7e73b7404480b2cbce85ab024dfb67b69

Malware Config

Extracted

Family

qakbot

Botnet

abc100

Campaign

1606207839

C2

37.6.223.237:995

2.51.246.190:995

37.211.86.156:443

42.201.228.106:995

50.29.166.232:995

102.185.58.126:443

81.133.234.36:2222

2.50.89.158:995

79.166.83.103:2222

173.245.152.231:443

2.86.41.23:2222

93.151.180.170:61202

24.179.13.119:443

24.152.219.253:995

105.198.236.99:443

24.205.42.241:443

176.58.132.212:2222

151.73.126.156:443

94.52.68.72:443

47.146.169.85:443

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\05fc949a1d235d88ebf502b47633eb9d6bd5661153869a6a596b853719af919a.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1848
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\05fc949a1d235d88ebf502b47633eb9d6bd5661153869a6a596b853719af919a.dll,#1
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:1412
      • C:\Windows\SysWOW64\explorer.exe
        C:\Windows\SysWOW64\explorer.exe
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1684
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn uugayhfox /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\05fc949a1d235d88ebf502b47633eb9d6bd5661153869a6a596b853719af919a.dll\"" /SC ONCE /Z /ST 08:11 /ET 08:23
          4⤵
          • Creates scheduled task(s)
          PID:912
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {4225AED6-C933-4180-9416-B27C672D18B2} S-1-5-18:NT AUTHORITY\System:Service:
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:584
    • C:\Windows\system32\regsvr32.exe
      regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\05fc949a1d235d88ebf502b47633eb9d6bd5661153869a6a596b853719af919a.dll"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:960
      • C:\Windows\SysWOW64\regsvr32.exe
        -s "C:\Users\Admin\AppData\Local\Temp\05fc949a1d235d88ebf502b47633eb9d6bd5661153869a6a596b853719af919a.dll"
        3⤵
        • Loads dropped DLL
        PID:944

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\05fc949a1d235d88ebf502b47633eb9d6bd5661153869a6a596b853719af919a.dll
    MD5

    c629633cbf56e7f01b4fd5a0dd18d9fc

    SHA1

    3524107e7493baeea1f8fea359faa37c9d7c676a

    SHA256

    ef8b4cb6a93f9baacffb046b8c8e86732149da294f9eeac9cc9fb012ea03f66a

    SHA512

    aa9d3f94616a400a4eeae0b8e527a4c0088c133b8ea6869139ce4a9363a1c963ee78b754f44b5bc7db752ffd4036cd9359cf2ed49b19277ef80bfd00e47e57ff

  • \Users\Admin\AppData\Local\Temp\05fc949a1d235d88ebf502b47633eb9d6bd5661153869a6a596b853719af919a.dll
    MD5

    c629633cbf56e7f01b4fd5a0dd18d9fc

    SHA1

    3524107e7493baeea1f8fea359faa37c9d7c676a

    SHA256

    ef8b4cb6a93f9baacffb046b8c8e86732149da294f9eeac9cc9fb012ea03f66a

    SHA512

    aa9d3f94616a400a4eeae0b8e527a4c0088c133b8ea6869139ce4a9363a1c963ee78b754f44b5bc7db752ffd4036cd9359cf2ed49b19277ef80bfd00e47e57ff

  • memory/912-4-0x0000000000000000-mapping.dmp
  • memory/944-8-0x0000000000000000-mapping.dmp
  • memory/960-6-0x0000000000000000-mapping.dmp
  • memory/1412-0-0x0000000000000000-mapping.dmp
  • memory/1412-2-0x0000000000230000-0x0000000000250000-memory.dmp
    Filesize

    128KB

  • memory/1684-1-0x00000000000A0000-0x00000000000A2000-memory.dmp
    Filesize

    8KB

  • memory/1684-3-0x0000000000000000-mapping.dmp
  • memory/1684-5-0x0000000000080000-0x00000000000A0000-memory.dmp
    Filesize

    128KB