Analysis

  • max time kernel
    149s
  • max time network
    145s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    29-10-2020 04:37

General

  • Target

    doc_pack-2066251255.xlsb

  • Size

    24KB

  • MD5

    77f9b8cd5c8ebf6689999724bcaf7ecc

  • SHA1

    f454bfe9775adcfefd1f7fd8411b5ac3ae71b70a

  • SHA256

    a5f44f51175239849c5b43de5504c75e37b8fc398ff663e988ca69bb06c3d83d

  • SHA512

    046aae853dbfccbebe9666bb80a57ea5e556df8db2ef1fde04056e18b3dc4133bafdfade7b72036977a59d5803aeb2a32c3cd31225639d9b3d90dd99d9d37c79

Malware Config

Extracted

Family

qakbot

Botnet

tr01

Campaign

1603793855

C2

50.104.68.223:443

89.137.211.239:443

95.77.223.148:443

197.37.69.138:993

68.174.15.223:443

103.238.231.35:443

36.77.151.211:443

72.16.56.171:443

45.47.65.191:443

189.231.212.189:443

106.51.52.111:443

24.55.66.125:443

39.37.247.97:995

108.190.151.108:2222

203.198.96.61:443

73.228.1.246:443

35.134.202.234:443

188.50.230.249:995

86.120.64.150:2222

5.14.126.153:443

Signatures

  • Qakbot/Qbot

    Qbot or Qakbot is a sophisticated worm with banking capabilities.

  • Executes dropped EXE 4 IoCs
  • Checks SCSI registry key(s) 3 TTPs 12 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Checks processor information in registry 2 TTPs 3 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Creates scheduled task(s) 1 TTPs 1 IoCs

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

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 16 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of SetWindowsHookEx 12 IoCs
  • Suspicious use of WriteProcessMemory 19 IoCs

Processes

  • C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
    "C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\doc_pack-2066251255.xlsb"
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1812
    • C:\hgoitk\nkorpy\exlwhtih.exe
      "C:\hgoitk\nkorpy\exlwhtih.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:3864
      • C:\hgoitk\nkorpy\exlwhtih.exe
        C:\hgoitk\nkorpy\exlwhtih.exe /C
        3⤵
        • Executes dropped EXE
        • Checks SCSI registry key(s)
        • Suspicious behavior: EnumeratesProcesses
        PID:2284
      • C:\Users\Admin\AppData\Roaming\Microsoft\Yehuchqeneo\jldgnhy.exe
        C:\Users\Admin\AppData\Roaming\Microsoft\Yehuchqeneo\jldgnhy.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of WriteProcessMemory
        PID:1468
        • C:\Users\Admin\AppData\Roaming\Microsoft\Yehuchqeneo\jldgnhy.exe
          C:\Users\Admin\AppData\Roaming\Microsoft\Yehuchqeneo\jldgnhy.exe /C
          4⤵
          • Executes dropped EXE
          • Checks SCSI registry key(s)
          • Suspicious behavior: EnumeratesProcesses
          PID:1276
        • C:\Windows\SysWOW64\explorer.exe
          C:\Windows\SysWOW64\explorer.exe
          4⤵
          • Suspicious behavior: EnumeratesProcesses
          PID:3984
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn ocazwkuf /tr "\"C:\hgoitk\nkorpy\exlwhtih.exe\" /I ocazwkuf" /SC ONCE /Z /ST 05:37 /ET 05:49
        3⤵
        • Creates scheduled task(s)
        PID:2668

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\Microsoft\Yehuchqeneo\jldgnhy.dat

    MD5

    950995e9b08232bbc6158f460db9b635

    SHA1

    56ef3870b9ca49d3193e59110d20d662fa4a33c1

    SHA256

    3aa14bddcf68257e9cfb677c152b6649b7745e3595dd0bbb6b4f511f4991b1cf

    SHA512

    26be8d9704f59434c21e155b7a3485cce163f6e13c3bafc43438aa6dd47ae3e07c73ff6437c31bc6433ddebfc6480b1ba0c06922da80301ee34f50d133697032

  • C:\Users\Admin\AppData\Roaming\Microsoft\Yehuchqeneo\jldgnhy.exe

    MD5

    96967658deb7d88da248e077dc383eca

    SHA1

    475c6525bf12dc043e8e20fac9b73b5e5c43165b

    SHA256

    926a329dedbfa54478aae338e79e8c6861e345084173b2bd54d677ba73ce4342

    SHA512

    542781099dc56c2cc7c685e87c3962cd65405a5b2e3ec24655e26f9156b2fdbebfd8f550d959b08bfb044cfd49e8bfcff6b3ccef891257177a71dafe7750cba2

  • C:\Users\Admin\AppData\Roaming\Microsoft\Yehuchqeneo\jldgnhy.exe

    MD5

    96967658deb7d88da248e077dc383eca

    SHA1

    475c6525bf12dc043e8e20fac9b73b5e5c43165b

    SHA256

    926a329dedbfa54478aae338e79e8c6861e345084173b2bd54d677ba73ce4342

    SHA512

    542781099dc56c2cc7c685e87c3962cd65405a5b2e3ec24655e26f9156b2fdbebfd8f550d959b08bfb044cfd49e8bfcff6b3ccef891257177a71dafe7750cba2

  • C:\Users\Admin\AppData\Roaming\Microsoft\Yehuchqeneo\jldgnhy.exe

    MD5

    96967658deb7d88da248e077dc383eca

    SHA1

    475c6525bf12dc043e8e20fac9b73b5e5c43165b

    SHA256

    926a329dedbfa54478aae338e79e8c6861e345084173b2bd54d677ba73ce4342

    SHA512

    542781099dc56c2cc7c685e87c3962cd65405a5b2e3ec24655e26f9156b2fdbebfd8f550d959b08bfb044cfd49e8bfcff6b3ccef891257177a71dafe7750cba2

  • C:\hgoitk\nkorpy\exlwhtih.exe

    MD5

    96967658deb7d88da248e077dc383eca

    SHA1

    475c6525bf12dc043e8e20fac9b73b5e5c43165b

    SHA256

    926a329dedbfa54478aae338e79e8c6861e345084173b2bd54d677ba73ce4342

    SHA512

    542781099dc56c2cc7c685e87c3962cd65405a5b2e3ec24655e26f9156b2fdbebfd8f550d959b08bfb044cfd49e8bfcff6b3ccef891257177a71dafe7750cba2

  • C:\hgoitk\nkorpy\exlwhtih.exe

    MD5

    96967658deb7d88da248e077dc383eca

    SHA1

    475c6525bf12dc043e8e20fac9b73b5e5c43165b

    SHA256

    926a329dedbfa54478aae338e79e8c6861e345084173b2bd54d677ba73ce4342

    SHA512

    542781099dc56c2cc7c685e87c3962cd65405a5b2e3ec24655e26f9156b2fdbebfd8f550d959b08bfb044cfd49e8bfcff6b3ccef891257177a71dafe7750cba2

  • C:\hgoitk\nkorpy\exlwhtih.exe

    MD5

    96967658deb7d88da248e077dc383eca

    SHA1

    475c6525bf12dc043e8e20fac9b73b5e5c43165b

    SHA256

    926a329dedbfa54478aae338e79e8c6861e345084173b2bd54d677ba73ce4342

    SHA512

    542781099dc56c2cc7c685e87c3962cd65405a5b2e3ec24655e26f9156b2fdbebfd8f550d959b08bfb044cfd49e8bfcff6b3ccef891257177a71dafe7750cba2

  • memory/1276-11-0x0000000000000000-mapping.dmp

  • memory/1276-13-0x00000000025F0000-0x00000000025F1000-memory.dmp

    Filesize

    4KB

  • memory/1468-7-0x0000000000000000-mapping.dmp

  • memory/1468-14-0x0000000002160000-0x0000000002197000-memory.dmp

    Filesize

    220KB

  • memory/1812-0-0x00007FF8C70A0000-0x00007FF8C76D7000-memory.dmp

    Filesize

    6.2MB

  • memory/2284-6-0x00000000026F0000-0x00000000026F1000-memory.dmp

    Filesize

    4KB

  • memory/2284-4-0x0000000000000000-mapping.dmp

  • memory/2668-10-0x0000000000000000-mapping.dmp

  • memory/3864-1-0x0000000000000000-mapping.dmp

  • memory/3984-15-0x0000000000000000-mapping.dmp