Analysis

  • max time kernel
    130s
  • max time network
    13s
  • platform
    windows7_x64
  • resource
    win7v200722
  • submitted
    20/10/2020, 23:07

General

  • Target

    doc_pack-721446329.xls

  • Size

    62KB

  • MD5

    01c0c01401309a9e349f817f8f0a74c7

  • SHA1

    30e87fb0b9e7924b194a99dcde017294c39b3806

  • SHA256

    a93bfa4920a9f91c07a14d8eb9d89ba2fa9ea282112842525957dc1b931ac2da

  • SHA512

    ff0cb7ac390b213aa2a4d9f61cda0e90a949ac3364fe737c34a67debd3134cb0af7885650f74140fabdbe99e0dd039d8ef243fe222be344f9b1d7df8e07374aa

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-721446329.xls
    1⤵
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1620
    • 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:1040
      • C:\COsuv\Wegerb\szvMhegn.exe
        C:\COsuv\Wegerb\szvMhegn.exe /C
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        PID:1088
      • C:\Users\Admin\AppData\Roaming\Microsoft\Kwjcbxwv\saiah.exe
        C:\Users\Admin\AppData\Roaming\Microsoft\Kwjcbxwv\saiah.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of WriteProcessMemory
        PID:1456
        • C:\Users\Admin\AppData\Roaming\Microsoft\Kwjcbxwv\saiah.exe
          C:\Users\Admin\AppData\Roaming\Microsoft\Kwjcbxwv\saiah.exe /C
          4⤵
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          PID:284
        • C:\Windows\SysWOW64\explorer.exe
          C:\Windows\SysWOW64\explorer.exe
          4⤵
          • Suspicious behavior: EnumeratesProcesses
          PID:1328
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn hittbqy /tr "\"C:\COsuv\Wegerb\szvMhegn.exe\" /I hittbqy" /SC ONCE /Z /ST 01:19 /ET 01:31
        3⤵
        • Creates scheduled task(s)
        PID:552
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {7AA0C025-4F85-4B1A-9EB3-7CD47A0B54CD} S-1-5-18:NT AUTHORITY\System:Service:
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1672
    • C:\COsuv\Wegerb\szvMhegn.exe
      C:\COsuv\Wegerb\szvMhegn.exe /I hittbqy
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      PID:1572

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/284-23-0x0000000002540000-0x0000000002551000-memory.dmp

    Filesize

    68KB

  • memory/1088-13-0x0000000002410000-0x0000000002421000-memory.dmp

    Filesize

    68KB

  • memory/1456-24-0x0000000000450000-0x0000000000487000-memory.dmp

    Filesize

    220KB

  • memory/1620-9-0x0000000004CF0000-0x0000000004CF4000-memory.dmp

    Filesize

    16KB

  • memory/1620-5-0x0000000005D50000-0x0000000005D54000-memory.dmp

    Filesize

    16KB

  • memory/1620-0-0x000000000048F000-0x0000000000493000-memory.dmp

    Filesize

    16KB

  • memory/1620-1-0x000000000048F000-0x0000000000493000-memory.dmp

    Filesize

    16KB

  • memory/1620-6-0x0000000005EE0000-0x0000000005EE4000-memory.dmp

    Filesize

    16KB

  • memory/1916-2-0x000007FEF7410000-0x000007FEF768A000-memory.dmp

    Filesize

    2.5MB