Analysis

  • max time kernel
    129s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    15-12-2020 15:34

General

  • Target

    1412.exe.dll

  • Size

    2.2MB

  • MD5

    137a73c7616a191b8941c8d96108879a

  • SHA1

    79c2a58eeab8aeeb53e9d4f37b78826b4fb62383

  • SHA256

    4f1fa4e10f6e48c0a9a818f06f09955f2aeec7fe8b25708d5f5b0d1b8e8ec63c

  • SHA512

    bb813772643c89007185dffde5a19c1c6c5ffc660633a74279fb2d7e27813e60da28a35eb4b28411ac1aea3a014a399c12da81191e93d7d0aaece0bbca10e0b7

Malware Config

Extracted

Family

qakbot

Botnet

tr02

Campaign

1608026105

C2

111.95.212.237:2222

190.220.8.10:995

109.154.79.222:2222

83.110.250.71:995

149.28.99.97:2222

45.63.107.192:443

149.28.101.90:2222

149.28.101.90:995

149.28.99.97:443

149.28.98.196:443

144.202.38.185:2222

45.77.115.208:995

149.28.98.196:2222

149.28.98.196:995

149.28.99.97:995

45.63.107.192:2222

144.202.38.185:995

144.202.38.185:443

45.63.107.192:995

5.13.84.186:995

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\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\1412.exe.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:932
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\1412.exe.dll,#1
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:1652
      • C:\Windows\SysWOW64\explorer.exe
        C:\Windows\SysWOW64\explorer.exe
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1228
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn dzqtfwtg /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\1412.exe.dll\"" /SC ONCE /Z /ST 15:32 /ET 15:44
          4⤵
          • Creates scheduled task(s)
          PID:1484
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {C14523DB-2321-4A9D-9F58-1D91582710A5} S-1-5-18:NT AUTHORITY\System:Service:
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:332
    • C:\Windows\system32\regsvr32.exe
      regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\1412.exe.dll"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:584
      • C:\Windows\SysWOW64\regsvr32.exe
        -s "C:\Users\Admin\AppData\Local\Temp\1412.exe.dll"
        3⤵
        • Loads dropped DLL
        PID:776

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

  • C:\Users\Admin\AppData\Local\Temp\1412.exe.dll
    MD5

    c4ca3b0c24456e0be9aab78ac633ba5e

    SHA1

    d43fe2a992ddc048fac7ef74c6769391a097ded7

    SHA256

    80afe8f069284d69c3a88ac92e167f29ba6a192a71339596f6d05f3a6a6bbfda

    SHA512

    d908b6e172f5357d91b06e32f0773e7fbd233322607fee0bd7e89e0cfab0820afcab1e9aafcc8916ab36e8c6cb1e61d23d9ba95419f4f217620b3b4c16d08afa

  • \Users\Admin\AppData\Local\Temp\1412.exe.dll
    MD5

    c4ca3b0c24456e0be9aab78ac633ba5e

    SHA1

    d43fe2a992ddc048fac7ef74c6769391a097ded7

    SHA256

    80afe8f069284d69c3a88ac92e167f29ba6a192a71339596f6d05f3a6a6bbfda

    SHA512

    d908b6e172f5357d91b06e32f0773e7fbd233322607fee0bd7e89e0cfab0820afcab1e9aafcc8916ab36e8c6cb1e61d23d9ba95419f4f217620b3b4c16d08afa

  • memory/584-9-0x0000000000000000-mapping.dmp
  • memory/776-11-0x0000000000000000-mapping.dmp
  • memory/1228-3-0x00000000000C0000-0x00000000000C2000-memory.dmp
    Filesize

    8KB

  • memory/1228-5-0x0000000000000000-mapping.dmp
  • memory/1228-8-0x0000000000080000-0x00000000000B5000-memory.dmp
    Filesize

    212KB

  • memory/1484-7-0x0000000000000000-mapping.dmp
  • memory/1652-2-0x0000000000000000-mapping.dmp
  • memory/1652-4-0x0000000000210000-0x0000000000245000-memory.dmp
    Filesize

    212KB

  • memory/1652-6-0x0000000010000000-0x0000000010035000-memory.dmp
    Filesize

    212KB