Analysis

  • max time kernel
    131s
  • max time network
    97s
  • platform
    windows7_x64
  • resource
    win7v20210408
  • submitted
    25-09-2021 07:08

General

  • Target

    04f2b9c1c5cb0f6274a44de86c2e9004.dll

  • Size

    539KB

  • MD5

    04f2b9c1c5cb0f6274a44de86c2e9004

  • SHA1

    54584a1842091f5bf5914a91c072843a9266a16e

  • SHA256

    787ec180686bf54c8ab4a78294b86f85f189191b4694485f1fe16c64037522e1

  • SHA512

    98cf0aa03a6a389c078d4a34fbb442a740c8713438a36e72ac749b22cc88de099bcba27101e690fe7e2206d81354e3770051ad49d1020ace192dd96eba21a4b6

Malware Config

Extracted

Family

qakbot

Version

402.318

Botnet

obama102

Campaign

1632302707

C2

120.150.218.241:995

47.22.148.6:443

105.198.236.99:443

95.77.223.148:443

140.82.49.12:443

27.223.92.142:995

73.151.236.31:443

136.232.34.70:443

144.139.47.206:443

45.46.53.140:2222

76.25.142.196:443

173.21.10.71:2222

75.188.35.168:443

71.74.12.34:443

96.37.113.36:993

67.165.206.193:993

189.210.115.207:443

72.252.201.69:443

24.139.72.117:443

24.229.150.54:995

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\04f2b9c1c5cb0f6274a44de86c2e9004.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2012
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\04f2b9c1c5cb0f6274a44de86c2e9004.dll,#1
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:2028
      • C:\Windows\SysWOW64\explorer.exe
        C:\Windows\SysWOW64\explorer.exe
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1700
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn cdcxxbhgcv /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\04f2b9c1c5cb0f6274a44de86c2e9004.dll\"" /SC ONCE /Z /ST 09:11 /ET 09:23
          4⤵
          • Creates scheduled task(s)
          PID:1960
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {5E12617C-5443-4F0A-A8B0-3430946651B1} S-1-5-18:NT AUTHORITY\System:Service:
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:876
    • C:\Windows\system32\regsvr32.exe
      regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\04f2b9c1c5cb0f6274a44de86c2e9004.dll"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1120
      • C:\Windows\SysWOW64\regsvr32.exe
        -s "C:\Users\Admin\AppData\Local\Temp\04f2b9c1c5cb0f6274a44de86c2e9004.dll"
        3⤵
        • Loads dropped DLL
        PID:916

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\04f2b9c1c5cb0f6274a44de86c2e9004.dll
    MD5

    74ca48971af36807549e8259db67f063

    SHA1

    b6de5594370ab115b56964e55d5ec36c8ad76d91

    SHA256

    3bd265ab5f661123fa46a5bb5e3110ce31ff9ebdc90995fbf6610f2f32648edf

    SHA512

    7747bfaffa07dc530f9eb2d07651da285ded555e5583010b8f6eda94ef1889c0427e648a9c429508eae2224bd809e4e8254a8c28523d7555f8d2dbddb625fdab

  • \Users\Admin\AppData\Local\Temp\04f2b9c1c5cb0f6274a44de86c2e9004.dll
    MD5

    74ca48971af36807549e8259db67f063

    SHA1

    b6de5594370ab115b56964e55d5ec36c8ad76d91

    SHA256

    3bd265ab5f661123fa46a5bb5e3110ce31ff9ebdc90995fbf6610f2f32648edf

    SHA512

    7747bfaffa07dc530f9eb2d07651da285ded555e5583010b8f6eda94ef1889c0427e648a9c429508eae2224bd809e4e8254a8c28523d7555f8d2dbddb625fdab

  • memory/916-73-0x0000000000000000-mapping.dmp
  • memory/1120-70-0x0000000000000000-mapping.dmp
  • memory/1120-71-0x000007FEFB6A1000-0x000007FEFB6A3000-memory.dmp
    Filesize

    8KB

  • memory/1700-67-0x0000000074371000-0x0000000074373000-memory.dmp
    Filesize

    8KB

  • memory/1700-69-0x0000000000080000-0x00000000000A1000-memory.dmp
    Filesize

    132KB

  • memory/1700-65-0x0000000000000000-mapping.dmp
  • memory/1960-68-0x0000000000000000-mapping.dmp
  • memory/2028-60-0x0000000000000000-mapping.dmp
  • memory/2028-64-0x00000000001A0000-0x00000000001A1000-memory.dmp
    Filesize

    4KB

  • memory/2028-62-0x0000000074620000-0x0000000074641000-memory.dmp
    Filesize

    132KB

  • memory/2028-63-0x0000000074620000-0x00000000746C1000-memory.dmp
    Filesize

    644KB

  • memory/2028-61-0x00000000754F1000-0x00000000754F3000-memory.dmp
    Filesize

    8KB