Analysis

  • max time kernel
    193s
  • max time network
    192s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17/04/2024, 15:41

General

  • Target

    05b8d3cf94680686a5b73128c11134b3b85c417c2f9eca5945dcbb4553413e4c.exe

  • Size

    4.2MB

  • MD5

    c9b0b7a85b135c6095efbca7a4290013

  • SHA1

    3c737be6da8d33d6849af153c29aa08c227058af

  • SHA256

    05b8d3cf94680686a5b73128c11134b3b85c417c2f9eca5945dcbb4553413e4c

  • SHA512

    2f4a0b5be561ecaa1bc610abda3475dcd721c75c17809bf2699f9ed102f286692c0289da0af6d2a5d16c25d6ebaac7e12f907705040799eb35a438a098667c15

  • SSDEEP

    98304:uz7Cg0ld9bGpeFIidtQ9zICqBAsCsR7hN5aqRYTU74:k7NcfZtQ9LJEd3aOYT+4

Malware Config

Signatures

  • Glupteba

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

  • Glupteba payload 12 IoCs
  • Modifies Windows Firewall 2 TTPs 1 IoCs
  • Drops file in System32 directory 2 IoCs
  • 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.

  • Modifies data under HKEY_USERS 64 IoCs
  • Suspicious behavior: EnumeratesProcesses 18 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\05b8d3cf94680686a5b73128c11134b3b85c417c2f9eca5945dcbb4553413e4c.exe
    "C:\Users\Admin\AppData\Local\Temp\05b8d3cf94680686a5b73128c11134b3b85c417c2f9eca5945dcbb4553413e4c.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1552
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      powershell -nologo -noprofile
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4720
    • C:\Users\Admin\AppData\Local\Temp\05b8d3cf94680686a5b73128c11134b3b85c417c2f9eca5945dcbb4553413e4c.exe
      "C:\Users\Admin\AppData\Local\Temp\05b8d3cf94680686a5b73128c11134b3b85c417c2f9eca5945dcbb4553413e4c.exe"
      2⤵
      • Checks for VirtualBox DLLs, possible anti-VM trick
      • Modifies data under HKEY_USERS
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:3276
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        powershell -nologo -noprofile
        3⤵
        • Drops file in System32 directory
        • Modifies data under HKEY_USERS
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4260
      • 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:456
        • 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
          PID:1200
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        powershell -nologo -noprofile
        3⤵
        • Modifies data under HKEY_USERS
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3820

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_xgc0zqan.qvr.ps1

          Filesize

          60B

          MD5

          d17fe0a3f47be24a6453e9ef58c94641

          SHA1

          6ab83620379fc69f80c0242105ddffd7d98d5d9d

          SHA256

          96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

          SHA512

          5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

        • C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log

          Filesize

          2KB

          MD5

          3d086a433708053f9bf9523e1d87a4e8

          SHA1

          b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28

          SHA256

          6f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69

          SHA512

          931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd

        • C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive

          Filesize

          19KB

          MD5

          3fbad1fe3e5a193e217ebbcd977f321f

          SHA1

          4c02aba22a4c4890ef4f265f0184499e55ba72cb

          SHA256

          b444fc4fc6d856c941e85b75a77062ea328d691b488db639b79533ed5c87c003

          SHA512

          6d0d4c66af3954ca5f7c5a17acfcfba232aeea4f5344060ba50d26abec77796b8496a5f78a5b0df9ac0b2e884d029e82b134b8ba1f7094082e32e1c561ea3e45

        • memory/1552-5-0x0000000000400000-0x0000000003118000-memory.dmp

          Filesize

          45.1MB

        • memory/1552-2-0x0000000005260000-0x0000000005B4B000-memory.dmp

          Filesize

          8.9MB

        • memory/1552-4-0x0000000000400000-0x0000000003118000-memory.dmp

          Filesize

          45.1MB

        • memory/1552-70-0x0000000000400000-0x0000000003118000-memory.dmp

          Filesize

          45.1MB

        • memory/1552-75-0x0000000000400000-0x0000000003118000-memory.dmp

          Filesize

          45.1MB

        • memory/1552-62-0x0000000000400000-0x0000000003118000-memory.dmp

          Filesize

          45.1MB

        • memory/1552-1-0x0000000004E60000-0x000000000525D000-memory.dmp

          Filesize

          4.0MB

        • memory/1552-13-0x0000000004E60000-0x000000000525D000-memory.dmp

          Filesize

          4.0MB

        • memory/1552-14-0x0000000005260000-0x0000000005B4B000-memory.dmp

          Filesize

          8.9MB

        • memory/1552-3-0x0000000000400000-0x0000000003118000-memory.dmp

          Filesize

          45.1MB

        • memory/3276-72-0x0000000004D20000-0x0000000005127000-memory.dmp

          Filesize

          4.0MB

        • memory/3276-104-0x0000000000400000-0x0000000003118000-memory.dmp

          Filesize

          45.1MB

        • memory/3276-74-0x0000000000400000-0x0000000003118000-memory.dmp

          Filesize

          45.1MB

        • memory/3276-73-0x0000000005130000-0x0000000005A1B000-memory.dmp

          Filesize

          8.9MB

        • memory/3276-76-0x0000000000400000-0x0000000003118000-memory.dmp

          Filesize

          45.1MB

        • memory/3276-103-0x0000000004D20000-0x0000000005127000-memory.dmp

          Filesize

          4.0MB

        • memory/3820-112-0x0000000002640000-0x0000000002650000-memory.dmp

          Filesize

          64KB

        • memory/3820-111-0x0000000074270000-0x0000000074A20000-memory.dmp

          Filesize

          7.7MB

        • memory/3820-113-0x0000000002640000-0x0000000002650000-memory.dmp

          Filesize

          64KB

        • memory/3820-115-0x0000000005600000-0x0000000005954000-memory.dmp

          Filesize

          3.3MB

        • memory/4260-101-0x0000000007120000-0x00000000071C3000-memory.dmp

          Filesize

          652KB

        • memory/4260-91-0x0000000070890000-0x0000000070BE4000-memory.dmp

          Filesize

          3.3MB

        • memory/4260-90-0x0000000070110000-0x000000007015C000-memory.dmp

          Filesize

          304KB

        • memory/4260-89-0x0000000004A90000-0x0000000004AA0000-memory.dmp

          Filesize

          64KB

        • memory/4260-78-0x0000000004A90000-0x0000000004AA0000-memory.dmp

          Filesize

          64KB

        • memory/4260-77-0x0000000074270000-0x0000000074A20000-memory.dmp

          Filesize

          7.7MB

        • memory/4260-102-0x00000000074A0000-0x00000000074B1000-memory.dmp

          Filesize

          68KB

        • memory/4260-105-0x00000000074F0000-0x0000000007504000-memory.dmp

          Filesize

          80KB

        • memory/4260-108-0x0000000074270000-0x0000000074A20000-memory.dmp

          Filesize

          7.7MB

        • memory/4720-27-0x0000000005600000-0x0000000005954000-memory.dmp

          Filesize

          3.3MB

        • memory/4720-41-0x0000000006E60000-0x0000000006ED6000-memory.dmp

          Filesize

          472KB

        • memory/4720-60-0x0000000007340000-0x00000000073D6000-memory.dmp

          Filesize

          600KB

        • memory/4720-61-0x00000000072A0000-0x00000000072B1000-memory.dmp

          Filesize

          68KB

        • memory/4720-58-0x0000000007170000-0x0000000007213000-memory.dmp

          Filesize

          652KB

        • memory/4720-63-0x00000000072E0000-0x00000000072EE000-memory.dmp

          Filesize

          56KB

        • memory/4720-64-0x00000000072F0000-0x0000000007304000-memory.dmp

          Filesize

          80KB

        • memory/4720-65-0x00000000073E0000-0x00000000073FA000-memory.dmp

          Filesize

          104KB

        • memory/4720-66-0x0000000007320000-0x0000000007328000-memory.dmp

          Filesize

          32KB

        • memory/4720-69-0x0000000074270000-0x0000000074A20000-memory.dmp

          Filesize

          7.7MB

        • memory/4720-57-0x0000000007110000-0x000000000712E000-memory.dmp

          Filesize

          120KB

        • memory/4720-47-0x0000000070890000-0x0000000070BE4000-memory.dmp

          Filesize

          3.3MB

        • memory/4720-46-0x0000000070110000-0x000000007015C000-memory.dmp

          Filesize

          304KB

        • memory/4720-45-0x0000000007130000-0x0000000007162000-memory.dmp

          Filesize

          200KB

        • memory/4720-44-0x000000007F940000-0x000000007F950000-memory.dmp

          Filesize

          64KB

        • memory/4720-43-0x0000000006F70000-0x0000000006F8A000-memory.dmp

          Filesize

          104KB

        • memory/4720-42-0x00000000075C0000-0x0000000007C3A000-memory.dmp

          Filesize

          6.5MB

        • memory/4720-59-0x0000000006E00000-0x0000000006E0A000-memory.dmp

          Filesize

          40KB

        • memory/4720-40-0x0000000004910000-0x0000000004920000-memory.dmp

          Filesize

          64KB

        • memory/4720-37-0x00000000049A0000-0x00000000049E4000-memory.dmp

          Filesize

          272KB

        • memory/4720-34-0x0000000004910000-0x0000000004920000-memory.dmp

          Filesize

          64KB

        • memory/4720-33-0x0000000004910000-0x0000000004920000-memory.dmp

          Filesize

          64KB

        • memory/4720-32-0x0000000074270000-0x0000000074A20000-memory.dmp

          Filesize

          7.7MB

        • memory/4720-29-0x0000000005C70000-0x0000000005CBC000-memory.dmp

          Filesize

          304KB

        • memory/4720-28-0x0000000005C40000-0x0000000005C5E000-memory.dmp

          Filesize

          120KB

        • memory/4720-17-0x0000000004EC0000-0x0000000004F26000-memory.dmp

          Filesize

          408KB

        • memory/4720-16-0x0000000004DE0000-0x0000000004E46000-memory.dmp

          Filesize

          408KB

        • memory/4720-15-0x0000000004D30000-0x0000000004D52000-memory.dmp

          Filesize

          136KB

        • memory/4720-12-0x0000000004910000-0x0000000004920000-memory.dmp

          Filesize

          64KB

        • memory/4720-11-0x0000000004910000-0x0000000004920000-memory.dmp

          Filesize

          64KB

        • memory/4720-9-0x0000000004F50000-0x0000000005578000-memory.dmp

          Filesize

          6.2MB

        • memory/4720-7-0x0000000074270000-0x0000000074A20000-memory.dmp

          Filesize

          7.7MB

        • memory/4720-6-0x0000000002640000-0x0000000002676000-memory.dmp

          Filesize

          216KB