Analysis

  • max time kernel
    139s
  • max time network
    115s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    13-10-2021 15:36

General

  • Target

    Celod.wac1.dll

  • Size

    572KB

  • MD5

    82ec0e1df076c986704fe0f919d6a53f

  • SHA1

    c0d6be6324a341c26cc36ccddf663e95104d05fc

  • SHA256

    ae9f663e051bccb9f24f0dd77eb714b2b6baf572993343d7bcd3f74cfcca5248

  • SHA512

    b3b4790084110fb7146128b5763c79b890987154fcd50d3c52eb18ed9046c876692a44798fcae0b703d273d3f5f58c47b776e2f486c91e41e49e5cd1c016d039

Malware Config

Extracted

Family

qakbot

Version

402.363

Botnet

obama114

Campaign

1634112211

C2

111.125.245.116:443

124.123.42.115:2222

103.250.38.115:443

68.117.229.117:443

189.252.166.130:32101

89.137.52.44:443

208.78.220.143:443

77.31.162.93:443

83.110.201.195:443

94.200.181.154:443

103.82.211.39:995

216.201.162.158:443

78.179.137.102:995

24.231.209.2:2222

63.143.92.99:995

140.82.49.12:443

73.230.205.91:443

41.86.42.158:995

220.255.25.28:2222

200.232.214.222:995

Signatures

  • Qakbot/Qbot

    Qbot or Qakbot is a sophisticated worm with banking capabilities.

  • 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 11 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\Celod.wac1.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:632
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\Celod.wac1.dll,#1
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:1780
      • C:\Windows\SysWOW64\explorer.exe
        C:\Windows\SysWOW64\explorer.exe
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2376
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn mhiwnknt /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\Celod.wac1.dll\"" /SC ONCE /Z /ST 23:52 /ET 24:04
          4⤵
          • Creates scheduled task(s)
          PID:3580

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

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Downloads

  • memory/1780-114-0x0000000000000000-mapping.dmp
  • memory/1780-116-0x0000000010000000-0x0000000010093000-memory.dmp
    Filesize

    588KB

  • memory/1780-115-0x0000000000C50000-0x0000000000C73000-memory.dmp
    Filesize

    140KB

  • memory/2376-117-0x0000000000000000-mapping.dmp
  • memory/2376-119-0x0000000003210000-0x0000000003211000-memory.dmp
    Filesize

    4KB

  • memory/2376-120-0x0000000003210000-0x0000000003211000-memory.dmp
    Filesize

    4KB

  • memory/2376-121-0x0000000002D20000-0x0000000002D41000-memory.dmp
    Filesize

    132KB

  • memory/3580-118-0x0000000000000000-mapping.dmp