Analysis

  • max time kernel
    131s
  • max time network
    124s
  • platform
    windows10_x64
  • resource
    win10-en-20210920
  • submitted
    21-10-2021 11:02

General

  • Target

    1.dll

  • Size

    742KB

  • MD5

    09aed97af37f9c2aa518e045b3b977ab

  • SHA1

    cbb301feae2408eb60145edba62bdb4c1cbbe625

  • SHA256

    e1aab382c3aa769b82340c351623d50b580ada0f2d82b885855cde2a322dae19

  • SHA512

    92ac2e1ec1f2d1e77a8c220a3892fd197309d79c73a874fb639e56777c04f638de5f02db7e8ce6260fc5570f715923394bb91b59855835aaa8e59b0f154475d2

Malware Config

Extracted

Family

qakbot

Version

402.363

Botnet

tr

Campaign

1634541613

C2

120.150.218.241:995

24.119.214.7:443

103.143.8.71:443

81.241.252.59:2078

81.250.153.227:2222

174.54.193.186:443

73.52.50.32:443

39.49.122.240:995

86.220.112.26:2222

103.82.211.39:465

78.191.38.33:995

216.201.162.158:443

181.118.183.94:443

66.177.215.152:0

208.78.220.143:443

94.200.181.154:443

136.232.34.70:443

136.143.11.232:443

81.213.59.22:443

103.82.211.39:990

Attributes
  • salt

    jHxastDcds)oMc=jvh7wdUhxcsdt2

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 14 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\1.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3784
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\1.dll,#1
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:2612
      • C:\Windows\SysWOW64\explorer.exe
        C:\Windows\SysWOW64\explorer.exe
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2892
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn nlypvtkm /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\1.dll\"" /SC ONCE /Z /ST 11:05 /ET 11:17
          4⤵
          • Creates scheduled task(s)
          PID:864
  • \??\c:\windows\system32\regsvr32.exe
    regsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\1.dll"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2560
    • C:\Windows\SysWOW64\regsvr32.exe
      -s "C:\Users\Admin\AppData\Local\Temp\1.dll"
      2⤵
      • Loads dropped DLL
      PID:2752

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\1.dll
    MD5

    09aed97af37f9c2aa518e045b3b977ab

    SHA1

    cbb301feae2408eb60145edba62bdb4c1cbbe625

    SHA256

    e1aab382c3aa769b82340c351623d50b580ada0f2d82b885855cde2a322dae19

    SHA512

    92ac2e1ec1f2d1e77a8c220a3892fd197309d79c73a874fb639e56777c04f638de5f02db7e8ce6260fc5570f715923394bb91b59855835aaa8e59b0f154475d2

  • \Users\Admin\AppData\Local\Temp\1.dll
    MD5

    09aed97af37f9c2aa518e045b3b977ab

    SHA1

    cbb301feae2408eb60145edba62bdb4c1cbbe625

    SHA256

    e1aab382c3aa769b82340c351623d50b580ada0f2d82b885855cde2a322dae19

    SHA512

    92ac2e1ec1f2d1e77a8c220a3892fd197309d79c73a874fb639e56777c04f638de5f02db7e8ce6260fc5570f715923394bb91b59855835aaa8e59b0f154475d2

  • memory/864-121-0x0000000000000000-mapping.dmp
  • memory/2612-118-0x0000000073E20000-0x0000000073EF5000-memory.dmp
    Filesize

    852KB

  • memory/2612-119-0x0000000000990000-0x0000000000991000-memory.dmp
    Filesize

    4KB

  • memory/2612-115-0x0000000000000000-mapping.dmp
  • memory/2612-117-0x0000000073E20000-0x0000000073E41000-memory.dmp
    Filesize

    132KB

  • memory/2612-116-0x0000000073E20000-0x0000000073EF5000-memory.dmp
    Filesize

    852KB

  • memory/2752-126-0x0000000000000000-mapping.dmp
  • memory/2892-120-0x0000000000000000-mapping.dmp
  • memory/2892-122-0x0000000000C30000-0x0000000000C31000-memory.dmp
    Filesize

    4KB

  • memory/2892-123-0x0000000000C30000-0x0000000000C31000-memory.dmp
    Filesize

    4KB

  • memory/2892-124-0x0000000000490000-0x00000000004B1000-memory.dmp
    Filesize

    132KB