Overview

overview

10

Static

static

1

5d60502a5c...bb.exe

windows7-x64

10

5d60502a5c...bb.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    154s
  • max time network
    161s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    12/03/2024, 02:41

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General

  • Target

    5d60502a5cb4d285aa1292f7d1fd6297e07e310babf6fc52bcdc86ef0c9e06bb.exe

  • Size

    4.2MB

  • MD5

    90c2c0a3850e702555c86672dfccf87e

  • SHA1

    547237f6c49839d5b52c21541e3ef97e70c09e14

  • SHA256

    5d60502a5cb4d285aa1292f7d1fd6297e07e310babf6fc52bcdc86ef0c9e06bb

  • SHA512

    bef33bcfe5c99260d7e3d4a1f874606b166a8ee6307780140ce3350df0e1c7804695596fdcd252a9ce5445439afc2bb6a8b33d99bf175fb722f89213197367f9

  • SSDEEP

    98304:teW8UzsHIbLf9dWRHWVRhdNR5S1sJRNc/DhpLv/dFcsAkZ5X:q0L1dWRH6Rb9w/n3rVAk3

Score
10/10
gluptebadiscoverydropperevasionloaderpersistencetrojan

Malware Config

Signatures

  • Glupteba

    Glupteba is a modular loader written in Golang with various components.

    loaderdropperglupteba
  • Glupteba payload 22 IoCs
  • Windows security bypass 2 TTPs 7 IoCs
    evasiontrojan
  • Detects Windows executables referencing non-Windows User-Agents 20 IoCs
  • Detects executables Discord URL observed in first stage droppers 20 IoCs
  • Detects executables containing URLs to raw contents of a Github gist 20 IoCs
  • Detects executables containing artifacts associated with disabling Widnows Defender 20 IoCs
  • Detects executables referencing many varying, potentially fake Windows User-Agents 20 IoCs
  • Modifies Windows Firewall 2 TTPs 1 IoCs
    evasion
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 9 IoCs
  • Windows security modification 2 TTPs 7 IoCs
    evasiontrojan
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

    discovery
  • Checks for VirtualBox DLLs, possible anti-VM trick 1 TTPs 1 IoCs

    Certain files are specific to VirtualBox VMs and can be used to detect execution in a VM.

  • Drops file in Windows directory 3 IoCs
  • Creates scheduled task(s) 1 TTPs 1 IoCs

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

    persistence
  • Modifies data under HKEY_USERS 64 IoCs
  • Modifies system certificate store 2 TTPs 7 IoCs
    evasionspywaretrojan
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

    persistence

Processes

  • C:\Users\Admin\AppData\Local\Temp\5d60502a5cb4d285aa1292f7d1fd6297e07e310babf6fc52bcdc86ef0c9e06bb.exe
    "C:\Users\Admin\AppData\Local\Temp\5d60502a5cb4d285aa1292f7d1fd6297e07e310babf6fc52bcdc86ef0c9e06bb.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:2684
    • C:\Users\Admin\AppData\Local\Temp\5d60502a5cb4d285aa1292f7d1fd6297e07e310babf6fc52bcdc86ef0c9e06bb.exe
      "C:\Users\Admin\AppData\Local\Temp\5d60502a5cb4d285aa1292f7d1fd6297e07e310babf6fc52bcdc86ef0c9e06bb.exe"
      2⤵
      • Windows security bypass
      • Loads dropped DLL
      • Windows security modification
      • Adds Run key to start application
      • Checks for VirtualBox DLLs, possible anti-VM trick
      • Drops file in Windows directory
      • Modifies data under HKEY_USERS
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2400
      • C:\Windows\system32\cmd.exe
        C:\Windows\Sysnative\cmd.exe /C "netsh advfirewall firewall add rule name="csrss" dir=in action=allow program="C:\Windows\rss\csrss.exe" enable=yes"
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2792
        • C:\Windows\system32\netsh.exe
          netsh advfirewall firewall add rule name="csrss" dir=in action=allow program="C:\Windows\rss\csrss.exe" enable=yes
          4⤵
          • Modifies Windows Firewall
          • Modifies data under HKEY_USERS
          PID:2340
      • C:\Windows\rss\csrss.exe
        C:\Windows\rss\csrss.exe
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Modifies system certificate store
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:2020
        • C:\Windows\system32\schtasks.exe
          schtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F
          4⤵
          • Creates scheduled task(s)
          PID:2780
        • C:\Windows\system32\schtasks.exe
          schtasks /delete /tn ScheduledUpdate /f
          4⤵
            PID:1880
          • C:\Users\Admin\AppData\Local\Temp\csrss\patch.exe
            "C:\Users\Admin\AppData\Local\Temp\csrss\patch.exe"
            4⤵
            • Executes dropped EXE
            • Loads dropped DLL
            • Modifies system certificate store
            PID:1460
          • C:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exe
            C:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exe taskmgr.exe C:\Users\Admin\AppData\Local\Temp\csrss\injector\NtQuerySystemInformationHook.dll
            4⤵
            • Executes dropped EXE
            • Suspicious behavior: EnumeratesProcesses
            PID:1016
    • C:\Windows\system32\makecab.exe
      "C:\Windows\system32\makecab.exe" C:\Windows\Logs\CBS\CbsPersist_20240312024222.log C:\Windows\Logs\CBS\CbsPersist_20240312024222.cab
      1⤵
      • Drops file in Windows directory
      PID:2656

    Network

    MITRE ATT&CK Enterprise v15

    Reconnaissance

    Resource Development

    Initial Access

    Execution

    Scheduled Task/Job

    1
    T1053

    Persistence

    Boot or Logon Autostart Execution

    1
    T1547

    Registry Run Keys / Startup Folder

    1
    T1547.001

    Create or Modify System Process

    1
    T1543

    Windows Service

    1
    T1543.003

    Scheduled Task/Job

    1
    T1053

    Privilege Escalation

    Boot or Logon Autostart Execution

    1
    T1547

    Registry Run Keys / Startup Folder

    1
    T1547.001

    Create or Modify System Process

    1
    T1543

    Windows Service

    1
    T1543.003

    Scheduled Task/Job

    1
    T1053

    Defense Evasion

    Impair Defenses

    3
    T1562

    Disable or Modify System Firewall

    1
    T1562.004

    Disable or Modify Tools

    2
    T1562.001

    Modify Registry

    4
    T1112

    Subvert Trust Controls

    1
    T1553

    Install Root Certificate

    1
    T1553.004

    Credential Access

    Discovery

    Query Registry

    2
    T1012

    System Information Discovery

    1
    T1082

    Lateral Movement

    Collection

    Command and Control

    Exfiltration

    Impact

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015
      Filesize

      67KB

      MD5

      753df6889fd7410a2e9fe333da83a429

      SHA1

      3c425f16e8267186061dd48ac1c77c122962456e

      SHA256

      b42dc237e44cbc9a43400e7d3f9cbd406dbdefd62bfe87328f8663897d69df78

      SHA512

      9d56f79410ad0cf852c74c3ef9454e7ae86e80bdd6ff67773994b48ccac71142bcf5c90635da6a056e1406e81e64674db9584928e867c55b77b59e2851cf6444

      Download Submit

    • C:\Users\Admin\AppData\Local\Temp\CabBB55.tmp
      Filesize

      65KB

      MD5

      ac05d27423a85adc1622c714f2cb6184

      SHA1

      b0fe2b1abddb97837ea0195be70ab2ff14d43198

      SHA256

      c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

      SHA512

      6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

      Download Submit

    • C:\Users\Admin\AppData\Local\Temp\TarBD50.tmp
      Filesize

      175KB

      MD5

      dd73cead4b93366cf3465c8cd32e2796

      SHA1

      74546226dfe9ceb8184651e920d1dbfb432b314e

      SHA256

      a6752b7851b591550e4625b832a393aabcc428de18d83e8593cd540f7d7cae22

      SHA512

      ce1bdd595065c94fa528badf4a6a8777893807d6789267612755df818ba6ffe55e4df429710aea29526ee4aa8ef20e25f2f05341da53992157d21ae032c0fb63

      Download Submit

    • C:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exe
      Filesize

      281KB

      MD5

      d98e33b66343e7c96158444127a117f6

      SHA1

      bb716c5509a2bf345c6c1152f6e3e1452d39d50d

      SHA256

      5de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1

      SHA512

      705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5

      Download Submit

    • C:\Users\Admin\AppData\Local\Temp\csrss\patch.exe
      Filesize

      1.5MB

      MD5

      45b3448e67faf7e3705d02300a528ee8

      SHA1

      4f98eb11088f83236bac93093d35625a8c18c0d4

      SHA256

      3d80ef98fe3f11e673be1e0bfaeb2268682555b1403dde047f1c34efdb42ca01

      SHA512

      c38b6dd42b34fb2d5de9ed560e965c46605ebfa154ba37092782cc4e60df3cc7298e513dfa8eebe7d54419c2621e1cee4704e77912c6290ce7001a7c74864623

      Download Submit

    • C:\Users\Admin\AppData\Local\Temp\ntkrnlmp.exe
      Filesize

      832KB

      MD5

      b90b36d0b7fbfda604135ce78819cd91

      SHA1

      adb3689e35e07241cf5d5bada3292089a13e3995

      SHA256

      6e995e79eb28b5b9938ae2b30532df6d3d9a6a75268300fb4c64e30fa6883435

      SHA512

      81c83396dd3f01ac78af2ac9e22cd01276105ac888311d6571f43b6c680f08e2d64be1b7dfebfc6eb520074f4c05a41fe166d39bea5a4820e002e5f26e5f6c65

      Download Submit

    • C:\Windows\rss\csrss.exe
      Filesize

      1.8MB

      MD5

      cac082eef5800225249e19321f7ac018

      SHA1

      cfa3c05bd3250372f2832b2d68a5a8850119fd2d

      SHA256

      0d4e756331b3847c745ff0cfad487adbe04eb02dd9336269b91d9e0091bd4c28

      SHA512

      cb5e1a44133281051ffd2a6da53dc61edf538be6c967496dc958ac75c34f944c4a12a590496a2a6d0d4f51c7c97bee685b5d3bf711ab806d1b00eceb1c1dfaca

      Download Submit

    • C:\Windows\rss\csrss.exe
      Filesize

      960KB

      MD5

      382b72afdf6832ba513940a2e8a6cb37

      SHA1

      3678a0b8e53a95b068221f2be33890415799e098

      SHA256

      e0ff40b5a509847ccbf071d6c763667f395e9651143c1da63455f5070cbc8483

      SHA512

      72ceaa865e9449829c91eb362b5fad325173431289caed37f7167f2906df7db57e2d949b67ec0380b368943b1fec8ae91cf7941266d7ddbc505648c8f349efcd

      Download Submit

    • \Users\Admin\AppData\Local\Temp\csrss\patch.exe
      Filesize

      1.7MB

      MD5

      13aaafe14eb60d6a718230e82c671d57

      SHA1

      e039dd924d12f264521b8e689426fb7ca95a0a7b

      SHA256

      f44a7deb678ae7bbaaadf88e4c620d7cdf7e6831a1656c456545b1c06feb4ef3

      SHA512

      ade02218c0fd1ef9290c3113cf993dd89e87d4fb66fa1b34afdc73c84876123cd742d2a36d8daa95e2a573d2aa7e880f3c8ba0c5c91916ed15e7c4f6ff847de3

      Download Submit

    • \Users\Admin\AppData\Local\Temp\dbghelp.dll
      Filesize

      1.2MB

      MD5

      37a39a2f8c55c2b658db9be906b2f6c8

      SHA1

      f966eaa22ae1b3d293423a36ca923b5d16173e75

      SHA256

      1120a206058ff2ba37ea0a8711e611a1ded2ff2826a3010cd89f569451e0ce35

      SHA512

      4612a332ce05d941daeea79e72824c5db7ee618a3ac2883e412b784b76090dc110ad4f03cb05bf3ef3e6ffa2864748d557517ad93b922e9d424609bb17e0b124

      Download Submit

    • \Users\Admin\AppData\Local\Temp\ntkrnlmp.exe
      Filesize

      960KB

      MD5

      1f75e653004692c56ba29f450b71ca86

      SHA1

      e0d9e9482f2ff759cb155b921f81f4c895cd1501

      SHA256

      c3730b5158a1f03445ede701b65982d8e1dc1997bbd36cde8c8b9103167cbfb8

      SHA512

      a35cc3007152dd1b33bd5258142708e693573548f02bad2b0b589bdc87a88766efb5c32f1b865408b05955a12f776b5123b66543f043505e848f73ec4f0d0237

      Download Submit

    • \Users\Admin\AppData\Local\Temp\ntkrnlmp.exe
      Filesize

      1.6MB

      MD5

      b0097bb50dfdbec73b0f135ef6532e7b

      SHA1

      145296d024bb816e14eaf72ba0d6ee5e7e43cf33

      SHA256

      b66d5e0cd81f0a67a8dfd623b47b9200a7eceb0992a833c94fdf05ad23da6f4d

      SHA512

      001300337a58c5d0d08d425dc84c0198b1ac5695a28218df43c45c415a3bbadc588f4d2340f51090571ec74258a920f7b94cd6dc1a008bbdb259581883b1dfd1

      Download Submit

    • \Users\Admin\AppData\Local\Temp\ntkrnlmp.exe
      Filesize

      896KB

      MD5

      4a27ef4d1e50c7ee57a6c190760b4464

      SHA1

      9d333e8b4eeae754532fc76b0dbb8be5c8accd57

      SHA256

      88798ee292ed2eaf86310e4aa3454e98c3df922bdeaf81f54926b54b767b23d1

      SHA512

      0970c9ee2656758f22eeecbb36910840f67b2faede12b2c73b0e4ab8aeac35c603b4a4b5383a3add404a108b1d3fbb8fe112076830fb937b2405560886139b90

      Download Submit

    • \Users\Admin\AppData\Local\Temp\symsrv.dll
      Filesize

      163KB

      MD5

      5c399d34d8dc01741269ff1f1aca7554

      SHA1

      e0ceed500d3cef5558f3f55d33ba9c3a709e8f55

      SHA256

      e11e0f7804bfc485b19103a940be3d382f31c1378caca0c63076e27797d7553f

      SHA512

      8ff9d38b22d73c595cc417427b59f5ca8e1fb7b47a2fa6aef25322bf6e614d6b71339a752d779bd736b4c1057239100ac8cc62629fd5d6556785a69bcdc3d73d

      Download Submit

    • \Windows\rss\csrss.exe
      Filesize

      64KB

      MD5

      2d4330c3de4c257b519186dd78db15c7

      SHA1

      12cda13d4c57b1b43ebdd5a807f610dba7759518

      SHA256

      6e45439f47fb2f47e7f107e42da6d6368284891ee197788b5956b9aa6c491b36

      SHA512

      2629afe9e3fd06244feee63755d84f6f938cbc2a5a74a0b38feb89db93508ac42888e392316daa8aaded121eaab6c3a62c4e8c5e76e61ee3f90d2ca9413f3bb3

      Download Submit

    • memory/1460-30-0x0000000140000000-0x00000001405E8000-memory.dmp

      Filesize

      5.9MB

      Download

    • memory/1460-44-0x0000000140000000-0x00000001405E8000-memory.dmp

      Filesize

      5.9MB

      Download

    • memory/2020-125-0x0000000000400000-0x0000000001E17000-memory.dmp

      Filesize

      26.1MB

      Download

    • memory/2020-123-0x0000000000400000-0x0000000001E17000-memory.dmp

      Filesize

      26.1MB

      Download

    • memory/2020-128-0x0000000000400000-0x0000000001E17000-memory.dmp

      Filesize

      26.1MB

      Download

    • memory/2020-127-0x0000000000400000-0x0000000001E17000-memory.dmp

      Filesize

      26.1MB

      Download

    • memory/2020-23-0x0000000000400000-0x0000000001E17000-memory.dmp

      Filesize

      26.1MB

      Download

    • memory/2020-126-0x0000000000400000-0x0000000001E17000-memory.dmp

      Filesize

      26.1MB

      Download

    • memory/2020-116-0x0000000000400000-0x0000000001E17000-memory.dmp

      Filesize

      26.1MB

      Download

    • memory/2020-124-0x0000000000400000-0x0000000001E17000-memory.dmp

      Filesize

      26.1MB

      Download

    • memory/2020-22-0x0000000003780000-0x0000000003B78000-memory.dmp

      Filesize

      4.0MB

      Download

    • memory/2020-19-0x0000000003780000-0x0000000003B78000-memory.dmp

      Filesize

      4.0MB

      Download

    • memory/2020-122-0x0000000000400000-0x0000000001E17000-memory.dmp

      Filesize

      26.1MB

      Download

    • memory/2020-121-0x0000000000400000-0x0000000001E17000-memory.dmp

      Filesize

      26.1MB

      Download

    • memory/2020-120-0x0000000000400000-0x0000000001E17000-memory.dmp

      Filesize

      26.1MB

      Download

    • memory/2020-119-0x0000000000400000-0x0000000001E17000-memory.dmp

      Filesize

      26.1MB

      Download

    • memory/2020-118-0x0000000000400000-0x0000000001E17000-memory.dmp

      Filesize

      26.1MB

      Download

    • memory/2020-117-0x0000000000400000-0x0000000001E17000-memory.dmp

      Filesize

      26.1MB

      Download

    • memory/2020-104-0x0000000000400000-0x0000000001E17000-memory.dmp

      Filesize

      26.1MB

      Download

    • memory/2400-9-0x0000000003730000-0x0000000003B28000-memory.dmp

      Filesize

      4.0MB

      Download

    • memory/2400-6-0x0000000003730000-0x0000000003B28000-memory.dmp

      Filesize

      4.0MB

      Download

    • memory/2400-21-0x0000000003730000-0x0000000003B28000-memory.dmp

      Filesize

      4.0MB

      Download

    • memory/2400-10-0x0000000000400000-0x0000000001E17000-memory.dmp

      Filesize

      26.1MB

      Download

    • memory/2400-20-0x0000000000400000-0x0000000001E17000-memory.dmp

      Filesize

      26.1MB

      Download

    • memory/2684-1-0x0000000003670000-0x0000000003A68000-memory.dmp

      Filesize

      4.0MB

      Download

    • memory/2684-2-0x0000000003A70000-0x000000000435B000-memory.dmp

      Filesize

      8.9MB

      Download

    • memory/2684-3-0x0000000000400000-0x0000000001E17000-memory.dmp

      Filesize

      26.1MB

      Download

    • memory/2684-4-0x0000000000400000-0x0000000001E17000-memory.dmp

      Filesize

      26.1MB

      Download

    • memory/2684-5-0x0000000000400000-0x0000000001E17000-memory.dmp

      Filesize

      26.1MB

      Download

    • memory/2684-7-0x0000000003A70000-0x000000000435B000-memory.dmp

      Filesize

      8.9MB

      Download

    • memory/2684-8-0x0000000003670000-0x0000000003A68000-memory.dmp

      Filesize

      4.0MB

      Download

    • memory/2684-0-0x0000000003670000-0x0000000003A68000-memory.dmp

      Filesize

      4.0MB

      Download