Analysis

  • max time kernel
    144s
  • max time network
    10s
  • platform
    windows7_x64
  • resource
    win7v200722
  • submitted
    20/10/2020, 22:23

General

  • Target

    doc_pack-354065331.xls

  • Size

    62KB

  • MD5

    bad77d2f4ee52bb3d69dc0568d0c98fa

  • SHA1

    a5967e14edd5a6bc1fa0779879150a3f2a08f551

  • SHA256

    8527e1ee98bd62527f021c1f0a02389d4115dfd5959fc89894adbd4226ecffd4

  • SHA512

    5381958c5531367122c25795f2415286ff344ea3cc67156c9409b1a7c5c314b53e44f88e1bf135c86f4791b5380c2719bbbb4fc3261aa5b32a05d5bbb53496b0

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 5 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-354065331.xls
    1⤵
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1436
    • 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:1896
      • C:\COsuv\Wegerb\szvMhegn.exe
        C:\COsuv\Wegerb\szvMhegn.exe /C
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        PID:1972
      • C:\Users\Admin\AppData\Roaming\Microsoft\Rukadrcv\nijyzeip.exe
        C:\Users\Admin\AppData\Roaming\Microsoft\Rukadrcv\nijyzeip.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of WriteProcessMemory
        PID:1368
        • C:\Users\Admin\AppData\Roaming\Microsoft\Rukadrcv\nijyzeip.exe
          C:\Users\Admin\AppData\Roaming\Microsoft\Rukadrcv\nijyzeip.exe /C
          4⤵
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          PID:1120
        • C:\Windows\SysWOW64\explorer.exe
          C:\Windows\SysWOW64\explorer.exe
          4⤵
          • Suspicious behavior: EnumeratesProcesses
          PID:860
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn ozlwfoxxgx /tr "\"C:\COsuv\Wegerb\szvMhegn.exe\" /I ozlwfoxxgx" /SC ONCE /Z /ST 00:35 /ET 00:47
        3⤵
        • Creates scheduled task(s)
        PID:940
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {FE982D5B-3142-4083-9007-3992CE5A6722} S-1-5-18:NT AUTHORITY\System:Service:
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1500
    • C:\COsuv\Wegerb\szvMhegn.exe
      C:\COsuv\Wegerb\szvMhegn.exe /I ozlwfoxxgx
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      PID:1516

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1120-21-0x00000000024A0000-0x00000000024B1000-memory.dmp

    Filesize

    68KB

  • memory/1368-22-0x00000000023E0000-0x0000000002417000-memory.dmp

    Filesize

    220KB

  • memory/1436-8-0x0000000004E00000-0x0000000004E04000-memory.dmp

    Filesize

    16KB

  • memory/1436-5-0x0000000006010000-0x0000000006014000-memory.dmp

    Filesize

    16KB

  • memory/1436-4-0x0000000007010000-0x0000000007014000-memory.dmp

    Filesize

    16KB

  • memory/1836-1-0x000007FEF8540000-0x000007FEF87BA000-memory.dmp

    Filesize

    2.5MB

  • memory/1972-12-0x0000000002470000-0x0000000002481000-memory.dmp

    Filesize

    68KB