Analysis

  • max time kernel
    132s
  • max time network
    139s
  • platform
    windows7_x64
  • resource
    win7
  • submitted
    20/10/2020, 22:23

General

  • Target

    doc_pack-329399382.xls

  • Size

    62KB

  • MD5

    4f00054a10723ab5c2b3b69f35f59d94

  • SHA1

    9668b6bb1eac7aabfc85151ee36170f39d06fe53

  • SHA256

    022e803cbeae111276e173cde65c59d33dde1f22b6423bdaa3db009b3e60b5bd

  • SHA512

    eb31d7b9c2377e11c9a54c894b610276cf5084840bdd92e4e8d538feac734d57531f2d8f6a99cc90cd751d56e5f7b1872450bda11aeb91349d407df2fbab9b58

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-329399382.xls
    1⤵
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1612
    • 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:1488
      • C:\COsuv\Wegerb\szvMhegn.exe
        C:\COsuv\Wegerb\szvMhegn.exe /C
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        PID:268
      • C:\Users\Admin\AppData\Roaming\Microsoft\Ffuozzbaatn\bmaih.exe
        C:\Users\Admin\AppData\Roaming\Microsoft\Ffuozzbaatn\bmaih.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of WriteProcessMemory
        PID:480
        • C:\Users\Admin\AppData\Roaming\Microsoft\Ffuozzbaatn\bmaih.exe
          C:\Users\Admin\AppData\Roaming\Microsoft\Ffuozzbaatn\bmaih.exe /C
          4⤵
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          PID:1376
        • C:\Windows\SysWOW64\explorer.exe
          C:\Windows\SysWOW64\explorer.exe
          4⤵
          • Suspicious behavior: EnumeratesProcesses
          PID:1808
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn ieskdde /tr "\"C:\COsuv\Wegerb\szvMhegn.exe\" /I ieskdde" /SC ONCE /Z /ST 22:28 /ET 22:40
        3⤵
        • Creates scheduled task(s)
        PID:1204
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {7BEDEE92-24DA-46AA-98FA-D8FC27B5E71E} S-1-5-18:NT AUTHORITY\System:Service:
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1880
    • C:\COsuv\Wegerb\szvMhegn.exe
      C:\COsuv\Wegerb\szvMhegn.exe /I ieskdde
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      PID:528

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/268-15-0x0000000002570000-0x0000000002581000-memory.dmp

    Filesize

    68KB

  • memory/480-25-0x0000000000450000-0x0000000000487000-memory.dmp

    Filesize

    220KB

  • memory/1376-24-0x0000000002500000-0x0000000002511000-memory.dmp

    Filesize

    68KB

  • memory/1612-6-0x0000000006C40000-0x0000000006C44000-memory.dmp

    Filesize

    16KB

  • memory/1612-7-0x0000000002ED0000-0x0000000002ED1000-memory.dmp

    Filesize

    4KB

  • memory/1612-11-0x00000000059B0000-0x00000000059B4000-memory.dmp

    Filesize

    16KB

  • memory/1612-5-0x0000000007C40000-0x0000000007C44000-memory.dmp

    Filesize

    16KB

  • memory/1976-2-0x000007FEF7CD0000-0x000007FEF7F4A000-memory.dmp

    Filesize

    2.5MB