Analysis

  • max time kernel
    121s
  • max time network
    18s
  • platform
    windows7_x64
  • resource
    win7
  • submitted
    20/10/2020, 23:09

General

  • Target

    doc_pack-571152597.xls

  • Size

    62KB

  • MD5

    8852a9635a9c59b216d58a6e6638d79c

  • SHA1

    9d0f3163177a12148de0c8af89d2a514a2f099c6

  • SHA256

    e3202671872526693a74d33f9ca2525aed52eaf05617c4984800a26310f3e9ca

  • SHA512

    54e71531120fd1642001c4f955146ee302feda0c87c2b9eaa1a3f5e96887510a975c5a5dc16d29bb3d35b7ef0aa0ce2d4cc68daa65fa81a28f09e0560fba23a6

Malware Config

Extracted

Family

qakbot

Botnet

tr01

Campaign

1602688146

C2

73.228.1.246:443

74.109.219.145:443

76.111.128.194:443

90.175.88.99:2222

108.191.28.158:443

68.225.60.77:443

75.136.40.155:443

5.193.181.221:2078

72.204.242.138:20

118.160.162.234:443

68.14.210.246:22

148.101.74.12:443

74.222.204.82:443

96.30.198.161:443

140.82.27.132:443

2.50.131.64:443

45.32.155.12:995

45.63.104.123:443

45.32.165.134:443

217.162.149.212:443

Signatures

  • Qakbot/Qbot

    Qbot or Qakbot is a sophisticated worm with banking capabilities.

  • Executes dropped EXE 5 IoCs
  • Loads dropped DLL 2 IoCs
  • Office loads VBA resources, possible macro or embedded object present
  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 9 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of SetWindowsHookEx 7 IoCs
  • Suspicious use of WriteProcessMemory 29 IoCs

Processes

  • C:\Program Files\Microsoft Office\Office14\EXCEL.EXE
    "C:\Program Files\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\doc_pack-571152597.xls
    1⤵
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1196
    • C:\COsuv\Wegerb\szvMhegn.exe
      "C:\COsuv\Wegerb\szvMhegn.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2004
      • C:\COsuv\Wegerb\szvMhegn.exe
        C:\COsuv\Wegerb\szvMhegn.exe /C
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        PID:1124
      • C:\Users\Admin\AppData\Roaming\Microsoft\Arfiwverbtbw\ftqtkkye.exe
        C:\Users\Admin\AppData\Roaming\Microsoft\Arfiwverbtbw\ftqtkkye.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of WriteProcessMemory
        PID:956
        • C:\Users\Admin\AppData\Roaming\Microsoft\Arfiwverbtbw\ftqtkkye.exe
          C:\Users\Admin\AppData\Roaming\Microsoft\Arfiwverbtbw\ftqtkkye.exe /C
          4⤵
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          PID:1864
        • C:\Windows\SysWOW64\explorer.exe
          C:\Windows\SysWOW64\explorer.exe
          4⤵
          • Suspicious behavior: EnumeratesProcesses
          PID:1220
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn ywlgvtipsa /tr "\"C:\COsuv\Wegerb\szvMhegn.exe\" /I ywlgvtipsa" /SC ONCE /Z /ST 23:23 /ET 23:35
        3⤵
        • Creates scheduled task(s)
        PID:1736
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {6466ABFC-91E6-4939-A952-AFE7628C4ED7} S-1-5-18:NT AUTHORITY\System:Service:
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1528
    • C:\COsuv\Wegerb\szvMhegn.exe
      C:\COsuv\Wegerb\szvMhegn.exe /I ywlgvtipsa
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      PID:288

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/956-24-0x0000000001E70000-0x0000000001EA7000-memory.dmp

    Filesize

    220KB

  • memory/1124-14-0x0000000002490000-0x00000000024A1000-memory.dmp

    Filesize

    68KB

  • memory/1196-6-0x00000000024F0000-0x00000000024F1000-memory.dmp

    Filesize

    4KB

  • memory/1196-5-0x0000000006010000-0x0000000006014000-memory.dmp

    Filesize

    16KB

  • memory/1196-10-0x0000000004BD0000-0x0000000004BD4000-memory.dmp

    Filesize

    16KB

  • memory/1196-4-0x0000000007010000-0x0000000007014000-memory.dmp

    Filesize

    16KB

  • memory/1816-1-0x000007FEF6880000-0x000007FEF6AFA000-memory.dmp

    Filesize

    2.5MB

  • memory/1864-23-0x00000000024C0000-0x00000000024D1000-memory.dmp

    Filesize

    68KB