Analysis

  • max time kernel
    140s
  • max time network
    152s
  • platform
    windows10_x64
  • resource
    win10-20220331-en
  • submitted
    05-04-2022 05:36

General

  • Target

    V3158D2199.doc

  • Size

    943KB

  • MD5

    db770ed53fa4d80325dd5da9f9602445

  • SHA1

    e883d5e246841e2ca50c9f6b177d276fbdbcf903

  • SHA256

    543cdd57d5a93f18c0b357a04c191632aefa9c38e3bd6947ade49745307cf6a3

  • SHA512

    760f49ae2c2b3df620ee272ce06974b163ad9701c1810c6489b689a9d166f3699fbdd78a8a5ea14c09e1afe162c4a5c04b8c64e9247b4440b63f05a95b3b70f6

Malware Config

Extracted

Family

hancitor

Botnet

2103_punosh

C2

http://nanogeelr.com/9/forum.php

http://ockpitehou.ru/9/forum.php

http://lumentsawfu.ru/9/forum.php

Signatures

  • Hancitor

    Hancitor is downloader used to deliver other malware families.

  • Process spawned unexpected child process 2 IoCs

    This typically indicates the parent process was compromised via an exploit or macro.

  • Blocklisted process makes network request 2 IoCs
  • Loads dropped DLL 2 IoCs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Drops file in Windows directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

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

  • Checks processor information in registry 2 TTPs 6 IoCs

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

  • Enumerates system info in registry 2 TTPs 6 IoCs
  • Modifies registry class 1 IoCs
  • NTFS ADS 4 IoCs
  • Suspicious behavior: AddClipboardFormatListener 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 24 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of FindShellTrayWindow 45 IoCs
  • Suspicious use of SendNotifyMessage 45 IoCs
  • Suspicious use of SetWindowsHookEx 19 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE
    "C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\V3158D2199.doc" /o ""
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • NTFS ADS
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2072
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:4400
      • C:\Windows\SYSTEM32\extrac32.exe
        extrac32.exe helff.hp_
        2⤵
        • Process spawned unexpected child process
        PID:3936
      • C:\Windows\SYSTEM32\rundll32.exe
        rundll32.exe helf.hpl,YDCFOMQICNKAUXS
        2⤵
        • Process spawned unexpected child process
        • Suspicious use of WriteProcessMemory
        PID:1760
        • C:\Windows\SysWOW64\rundll32.exe
          rundll32.exe helf.hpl,YDCFOMQICNKAUXS
          3⤵
          • Blocklisted process makes network request
          • Loads dropped DLL
          • Suspicious behavior: EnumeratesProcesses
          PID:4236
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"
      1⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1996
      • C:\Windows\system32\cmd.exe
        "C:\Windows\system32\cmd.exe"
        2⤵
        • Modifies registry class
        • Suspicious use of WriteProcessMemory
        PID:1292
        • C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE
          "C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\V3158D2199.doc" /o ""
          3⤵
          • Checks processor information in registry
          • Enumerates system info in registry
          • NTFS ADS
          • Suspicious behavior: AddClipboardFormatListener
          • Suspicious use of SetWindowsHookEx
          PID:4880
    • C:\Windows\system32\taskmgr.exe
      "C:\Windows\system32\taskmgr.exe" /4
      1⤵
      • Drops file in Windows directory
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:2012

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\Office\16.0\Floodgate\Word.CampaignStates.json

      Filesize

      21B

      MD5

      f1b59332b953b3c99b3c95a44249c0d2

      SHA1

      1b16a2ca32bf8481e18ff8b7365229b598908991

      SHA256

      138e49660d259061d8152137abd8829acdfb78b69179890beb489fe3ffe23e0c

      SHA512

      3c1f99ecc394df3741be875fbe8d95e249d1d9ac220805794a22caf81620d5fdd3cce19260d94c0829b3160b28a2b4042e46b56398e60f72134e49254e9679a4

    • C:\Users\Admin\AppData\Local\Microsoft\Office\16.0\Floodgate\Word.GovernedChannelStates.json

      Filesize

      417B

      MD5

      c56ff60fbd601e84edd5a0ff1010d584

      SHA1

      342abb130dabeacde1d8ced806d67a3aef00a749

      SHA256

      200e8cc8dd12e22c9720be73092eafb620435d4569dbdcdba9404ace2aa4343c

      SHA512

      acd2054fddb33b55b58b870edd4eb6a3cdd3131dfe6139cb3d27054ac2b2a460694c9be9c2a1da0f85606e95e7f393cf16868b6c654e78a664799bc3418da86e

    • C:\Users\Admin\AppData\Local\Microsoft\Office\16.0\Floodgate\Word.Settings.json

      Filesize

      87B

      MD5

      e4e83f8123e9740b8aa3c3dfa77c1c04

      SHA1

      5281eae96efde7b0e16a1d977f005f0d3bd7aad0

      SHA256

      6034f27b0823b2a6a76fe296e851939fd05324d0af9d55f249c79af118b0eb31

      SHA512

      bd6b33fd2bbce4a46991bc0d877695d16f7e60b1959a0defc79b627e569e5c6cac7b4ad4e3e1d8389a08584602a51cf84d44cf247f03beb95f7d307fbba12bb9

    • C:\Users\Admin\AppData\Local\Microsoft\Office\16.0\Floodgate\Word.SurveyEventActivityStats.json

      Filesize

      14B

      MD5

      6ca4960355e4951c72aa5f6364e459d5

      SHA1

      2fd90b4ec32804dff7a41b6e63c8b0a40b592113

      SHA256

      88301f0b7e96132a2699a8bce47d120855c7f0a37054540019e3204d6bcbaba3

      SHA512

      8544cd778717788b7484faf2001f463320a357db63cb72715c1395ef19d32eec4278bab07f15de3f4fed6af7e4f96c41908a0c45be94d5cdd8121877eccf310d

    • C:\Users\Admin\AppData\Local\Microsoft\Office\16.0\Floodgate\Word.SurveyHistoryStats.json

      Filesize

      14B

      MD5

      6ca4960355e4951c72aa5f6364e459d5

      SHA1

      2fd90b4ec32804dff7a41b6e63c8b0a40b592113

      SHA256

      88301f0b7e96132a2699a8bce47d120855c7f0a37054540019e3204d6bcbaba3

      SHA512

      8544cd778717788b7484faf2001f463320a357db63cb72715c1395ef19d32eec4278bab07f15de3f4fed6af7e4f96c41908a0c45be94d5cdd8121877eccf310d

    • C:\Users\Admin\AppData\Local\Microsoft\Office\16.0\WebServiceCache\AllUsers\officeclient.microsoft.com\F4F3C2A5-04F2-4513-8EC4-336A96B68A50

      Filesize

      142KB

      MD5

      473d56807eafdabc7bcb2aac200f6906

      SHA1

      c802635df98b19ed0e798c447017046cf2070b8c

      SHA256

      1e5e85175ee23ea3eebd223f55cf2c59dec07dcef3bfa3c24d2fdf6b9356c666

      SHA512

      e636e0cb6d1db0d75366f3a9fe50aa2066767337f83390924045924b87baa803d0434ead72aa090c7e20615534cafa77ff9fc86f3f13780081881b31a1aafad2

    • C:\Users\Admin\AppData\Local\Microsoft\Office\OTele\winword.exe.db

      Filesize

      24KB

      MD5

      b00f3f56c104c94e03cd2ad8452c14e7

      SHA1

      51b78e45015e0d9d62fbdf31b75a22535a107204

      SHA256

      ba2b669020334ff01a85bfc900ea4371ea557bd315f154875d9bdfdc16ae8b50

      SHA512

      93e1609be5bbb414c285f37432ce93294c3d1583ef46c7c6c570c122f0b166c34b0ad87de708005c8af97dee27923ba53395a34c2563cdadf3c0a708848b3525

    • C:\Users\Admin\AppData\Roaming\Microsoft\Templates\helff.hp_

      Filesize

      799KB

      MD5

      0e71bc3c48b2cb1b5fcd107c2a1eb772

      SHA1

      9276387d7ba0f9a92b743c6d7cca30ce92752308

      SHA256

      d71ba9640c1c7bb714cd772a6a8c5f62affa9230e3eb68dcdd89793452178c40

      SHA512

      bfe545e8bedd2e7582811fbb88d6286ed23b985c68fed55340309b3baf6c85f3b8ec2b3cf4b85d65c36ceba5f034c0dc8773fc0c5d0bad7f0c8499d0b5a9fcdf

    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\fb3b0dbfee58fac8.customDestinations-ms

      Filesize

      3KB

      MD5

      be0ce64e3405d1d2d943cbcb9fd1dd8a

      SHA1

      e350b2b324352946e313ed0c07e028ba6fa83be4

      SHA256

      b17e87624743ccdd75d224355d66a01b223f7229a9f39618d65752a1cc81b778

      SHA512

      10358fdf57090a0122e09c71e449e3c2ebac1cb075020fd25f3df70acd1f99ffca45ad7bdd649be0999c2a98dda5ade1fc5284e96a59948b416d591845406d21

    • \??\c:\users\admin\appdata\roaming\microsoft\templates\helf.hpl

      Filesize

      1.7MB

      MD5

      5df3d0f5c72cf5e5f5558d0427fbe188

      SHA1

      7f3d18d51f70b226fd93cdcc50b30f24584e54a9

      SHA256

      446322c5499d41edee0ca0b83aba36f0cc74ed4743a2e50e6eb36d2a3469d85f

      SHA512

      85b4bac6afcb5e909ba6b805ef14479305a785a68b99893287bdb07c5a55e51db8f22c2ab5343d7898e07a8de424357377aacd8c5c1288e06d07fefaa2d0c757

    • \Users\Admin\AppData\Roaming\Microsoft\Templates\helf.hpl

      Filesize

      1.7MB

      MD5

      5df3d0f5c72cf5e5f5558d0427fbe188

      SHA1

      7f3d18d51f70b226fd93cdcc50b30f24584e54a9

      SHA256

      446322c5499d41edee0ca0b83aba36f0cc74ed4743a2e50e6eb36d2a3469d85f

      SHA512

      85b4bac6afcb5e909ba6b805ef14479305a785a68b99893287bdb07c5a55e51db8f22c2ab5343d7898e07a8de424357377aacd8c5c1288e06d07fefaa2d0c757

    • \Users\Admin\AppData\Roaming\Microsoft\Templates\helf.hpl

      Filesize

      1.7MB

      MD5

      5df3d0f5c72cf5e5f5558d0427fbe188

      SHA1

      7f3d18d51f70b226fd93cdcc50b30f24584e54a9

      SHA256

      446322c5499d41edee0ca0b83aba36f0cc74ed4743a2e50e6eb36d2a3469d85f

      SHA512

      85b4bac6afcb5e909ba6b805ef14479305a785a68b99893287bdb07c5a55e51db8f22c2ab5343d7898e07a8de424357377aacd8c5c1288e06d07fefaa2d0c757

    • memory/1996-455-0x000001C2EFFA0000-0x000001C2F0016000-memory.dmp

      Filesize

      472KB

    • memory/1996-444-0x000001C2EFEE0000-0x000001C2EFF1C000-memory.dmp

      Filesize

      240KB

    • memory/1996-433-0x000001C2EF963000-0x000001C2EF965000-memory.dmp

      Filesize

      8KB

    • memory/1996-430-0x000001C2EF960000-0x000001C2EF962000-memory.dmp

      Filesize

      8KB

    • memory/1996-423-0x000001C2EF910000-0x000001C2EF932000-memory.dmp

      Filesize

      136KB

    • memory/2072-418-0x00007FFBA9BC0000-0x00007FFBA9BD0000-memory.dmp

      Filesize

      64KB

    • memory/2072-415-0x00007FFBA9BC0000-0x00007FFBA9BD0000-memory.dmp

      Filesize

      64KB

    • memory/2072-417-0x00007FFBA9BC0000-0x00007FFBA9BD0000-memory.dmp

      Filesize

      64KB

    • memory/2072-116-0x00007FFBA9BC0000-0x00007FFBA9BD0000-memory.dmp

      Filesize

      64KB

    • memory/2072-416-0x00007FFBA9BC0000-0x00007FFBA9BD0000-memory.dmp

      Filesize

      64KB

    • memory/2072-119-0x00007FFBA9BC0000-0x00007FFBA9BD0000-memory.dmp

      Filesize

      64KB

    • memory/2072-118-0x00007FFBA9BC0000-0x00007FFBA9BD0000-memory.dmp

      Filesize

      64KB

    • memory/2072-117-0x00007FFBA9BC0000-0x00007FFBA9BD0000-memory.dmp

      Filesize

      64KB

    • memory/4236-323-0x0000000002910000-0x0000000002918000-memory.dmp

      Filesize

      32KB

    • memory/4236-322-0x0000000000810000-0x0000000000817000-memory.dmp

      Filesize

      28KB

    • memory/4236-321-0x00000000042B0000-0x000000000446C000-memory.dmp

      Filesize

      1.7MB

    • memory/4880-478-0x00007FFBA9BC0000-0x00007FFBA9BD0000-memory.dmp

      Filesize

      64KB

    • memory/4880-477-0x00007FFBA9BC0000-0x00007FFBA9BD0000-memory.dmp

      Filesize

      64KB

    • memory/4880-476-0x00007FFBA9BC0000-0x00007FFBA9BD0000-memory.dmp

      Filesize

      64KB

    • memory/4880-475-0x00007FFBA9BC0000-0x00007FFBA9BD0000-memory.dmp

      Filesize

      64KB