Analysis

  • max time kernel
    62s
  • max time network
    67s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/04/2024, 04:37

General

  • Target
    RFQ-SulselBarruII2-COALCOMMLDOC.exe
  • Size 647KB
  • Sample240403-e8z1tagf43
  • SHA256 c384d26e83f585fbadd73e6cea441d1479d68de5bb647f775b506e5eab7f3230
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Guloader,Cloudeye

    A shellcode based downloader first seen in 2020.

  • Lokibot

    Lokibot is a Password and CryptoCoin Wallet Stealer.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
  • Drops file in System32 directory 1 IoCs
  • Suspicious use of NtCreateThreadExHideFromDebugger 2 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Drops file in Program Files directory 1 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 9 IoCs
  • Suspicious behavior: MapViewOfSection 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\RFQ-SulselBarruII2-COALCOMMLDOC.exe
    "C:\Users\Admin\AppData\Local\Temp\RFQ-SulselBarruII2-COALCOMMLDOC.exe"
    1⤵
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Suspicious use of WriteProcessMemory
    PID:4748
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "powershell.exe" -windowstyle hidden "$Harish116=Get-Content 'C:\Users\Admin\AppData\Local\Ubarberet\Graustark\resultalet\Unmeringued.Brd';$Omkldningsrums=$Harish116.SubString(61425,3);.$Omkldningsrums($Harish116)"
      2⤵
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2556
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\system32\cmd.exe" /c "set /A 1^^0"
        3⤵
          PID:3096
        • C:\Program Files (x86)\windows mail\wab.exe
          "C:\Program Files (x86)\windows mail\wab.exe"
          3⤵
            PID:4852
          • C:\Program Files (x86)\windows mail\wab.exe
            "C:\Program Files (x86)\windows mail\wab.exe"
            3⤵
            • Accesses Microsoft Outlook profiles
            • Suspicious use of NtCreateThreadExHideFromDebugger
            • Suspicious use of NtSetInformationThreadHideFromDebugger
            • Suspicious use of AdjustPrivilegeToken
            • outlook_office_path
            • outlook_win_path
            PID:4928

      Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

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            Downloads

            __PSScriptPolicyTest_jwetlmqu.tk2.ps1

            • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_jwetlmqu.tk2.ps1
            • Size 60B
            • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
            • MD5 SHA1 SHA512

            Reluktansernes.Ove71

            • Path C:\Users\Admin\AppData\Local\Ubarberet\Graustark\resultalet\Reluktansernes.Ove71
            • Size 337KB
            • SHA256 07eecf0b61af3a50e22d08856f08e23b6b7ed731bf1e8965525a3b9c39acff5b
            • MD5 SHA1 SHA512 SSDEEP

            Unmeringued.Brd

            • Path C:\Users\Admin\AppData\Local\Ubarberet\Graustark\resultalet\Unmeringued.Brd
            • Size 60KB
            • SHA256 8559f472b29a2d1de1124b1b2aa6d62558b1207a3910048d77b9bb07501e3733
            • MD5 SHA1 SHA512 SSDEEP

            memory/2556-31-0x00000000077B0000-0x0000000007D54000-memory.dmp

            memory/2556-39-0x0000000008A60000-0x0000000009691000-memory.dmp

            memory/2556-12-0x00000000051C0000-0x00000000051E2000-memory.dmp

            memory/2556-13-0x00000000059C0000-0x0000000005A26000-memory.dmp

            memory/2556-14-0x0000000005B30000-0x0000000005B96000-memory.dmp

            memory/2556-10-0x0000000004CA0000-0x0000000004CB0000-memory.dmp

            memory/2556-24-0x0000000005BA0000-0x0000000005EF4000-memory.dmp

            memory/2556-25-0x0000000006180000-0x000000000619E000-memory.dmp

            memory/2556-26-0x00000000061D0000-0x000000000621C000-memory.dmp

            memory/2556-27-0x0000000004CA0000-0x0000000004CB0000-memory.dmp

            memory/2556-28-0x0000000007160000-0x00000000071F6000-memory.dmp

            memory/2556-29-0x00000000066C0000-0x00000000066DA000-memory.dmp

            memory/2556-30-0x0000000006710000-0x0000000006732000-memory.dmp

            memory/2556-7-0x00000000737B0000-0x0000000073F60000-memory.dmp

            memory/2556-11-0x00000000052E0000-0x0000000005908000-memory.dmp

            memory/2556-9-0x0000000004BD0000-0x0000000004C06000-memory.dmp

            memory/2556-41-0x0000000004CA0000-0x0000000004CB0000-memory.dmp

            memory/2556-8-0x0000000004CA0000-0x0000000004CB0000-memory.dmp

            memory/2556-37-0x00000000076A0000-0x00000000076A4000-memory.dmp

            memory/2556-38-0x00000000737B0000-0x0000000073F60000-memory.dmp

            memory/2556-33-0x00000000083E0000-0x0000000008A5A000-memory.dmp

            memory/2556-40-0x0000000008A60000-0x0000000009691000-memory.dmp

            memory/2556-35-0x0000000004CA0000-0x0000000004CB0000-memory.dmp

            memory/2556-43-0x0000000004CA0000-0x0000000004CB0000-memory.dmp

            memory/2556-44-0x0000000004CA0000-0x0000000004CB0000-memory.dmp

            memory/2556-45-0x0000000077201000-0x0000000077321000-memory.dmp

            memory/2556-46-0x0000000004CA0000-0x0000000004CB0000-memory.dmp

            memory/2556-94-0x0000000008A60000-0x0000000009691000-memory.dmp

            memory/2556-69-0x00000000737B0000-0x0000000073F60000-memory.dmp

            memory/2556-49-0x0000000008A60000-0x0000000009691000-memory.dmp

            memory/4928-64-0x0000000000400000-0x00000000005E4000-memory.dmp

            memory/4928-81-0x0000000000400000-0x00000000005E4000-memory.dmp

            memory/4928-63-0x0000000001280000-0x0000000001EB1000-memory.dmp

            memory/4928-65-0x0000000000400000-0x00000000005E4000-memory.dmp

            memory/4928-66-0x0000000000400000-0x00000000005E4000-memory.dmp

            memory/4928-67-0x0000000000400000-0x00000000005E4000-memory.dmp

            memory/4928-48-0x0000000077201000-0x0000000077321000-memory.dmp

            memory/4928-68-0x0000000000400000-0x00000000005E4000-memory.dmp

            memory/4928-71-0x0000000000400000-0x00000000005E4000-memory.dmp

            memory/4928-70-0x0000000000400000-0x00000000005E4000-memory.dmp

            memory/4928-72-0x0000000000400000-0x00000000005E4000-memory.dmp

            memory/4928-73-0x0000000000400000-0x00000000005E4000-memory.dmp

            memory/4928-75-0x0000000000400000-0x00000000005E4000-memory.dmp

            memory/4928-76-0x0000000000400000-0x00000000005E4000-memory.dmp

            memory/4928-77-0x0000000000400000-0x00000000005E4000-memory.dmp

            memory/4928-78-0x0000000000400000-0x00000000005E4000-memory.dmp

            memory/4928-80-0x0000000000400000-0x00000000005E4000-memory.dmp

            memory/4928-50-0x0000000077288000-0x0000000077289000-memory.dmp

            memory/4928-82-0x0000000000400000-0x00000000005E4000-memory.dmp

            memory/4928-84-0x0000000000400000-0x00000000005E4000-memory.dmp

            memory/4928-86-0x0000000000400000-0x00000000005E4000-memory.dmp

            memory/4928-88-0x0000000000400000-0x00000000005E4000-memory.dmp

            memory/4928-89-0x0000000000400000-0x00000000005E4000-memory.dmp

            memory/4928-91-0x0000000000400000-0x00000000005E4000-memory.dmp

            memory/4928-90-0x0000000000400000-0x00000000005E4000-memory.dmp

            memory/4928-87-0x0000000000400000-0x00000000005E4000-memory.dmp

            memory/4928-85-0x0000000000400000-0x00000000005E4000-memory.dmp

            memory/4928-83-0x0000000000400000-0x00000000005E4000-memory.dmp

            memory/4928-79-0x0000000000400000-0x00000000005E4000-memory.dmp

            memory/4928-74-0x0000000000400000-0x00000000005E4000-memory.dmp

            memory/4928-93-0x0000000000400000-0x00000000005E4000-memory.dmp

            memory/4928-47-0x0000000001280000-0x0000000001EB1000-memory.dmp

            memory/4928-95-0x0000000000400000-0x00000000005E4000-memory.dmp

            memory/4928-96-0x0000000000400000-0x00000000005E4000-memory.dmp

            memory/4928-97-0x0000000000400000-0x00000000005E4000-memory.dmp

            memory/4928-98-0x0000000000400000-0x00000000005E4000-memory.dmp