Analysis

  • max time kernel
    140s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02-10-2023 15:27

General

  • Target

    cuenta7f8e-a08c-5064 (2).exe

  • Size

    548KB

  • MD5

    ca3117a128871f374d105270374603bf

  • SHA1

    5b864a01ce233333f57b23ae22b20c950d8539a0

  • SHA256

    3ebbd8420e5203a6c4a7c22f4d530ed2af31cd2638b7fd026f498bc1e55da16f

  • SHA512

    9372df560ef939c5a82015a816fe48eab59ce82f24d1c3353aaf3f0cd08fc36bb6b4d19c4372eaabe42a4576a28aabb03cc3a711bf23c21f14db0588c1811850

  • SSDEEP

    12288:MpmNumB0appprS0ecmpiG7qZZO/AMqDqx34ARunGM4Wd29p:Uty3Dr0KtMqqxPzMB0

Malware Config

Extracted

Family

snakekeylogger

Credentials

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 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.

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\cuenta7f8e-a08c-5064 (2).exe
    "C:\Users\Admin\AppData\Local\Temp\cuenta7f8e-a08c-5064 (2).exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3628
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\cuenta7f8e-a08c-5064 (2).exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4340
    • C:\Users\Admin\AppData\Local\Temp\cuenta7f8e-a08c-5064 (2).exe
      "C:\Users\Admin\AppData\Local\Temp\cuenta7f8e-a08c-5064 (2).exe"
      2⤵
        PID:668
      • C:\Users\Admin\AppData\Local\Temp\cuenta7f8e-a08c-5064 (2).exe
        "C:\Users\Admin\AppData\Local\Temp\cuenta7f8e-a08c-5064 (2).exe"
        2⤵
        • Accesses Microsoft Outlook profiles
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • outlook_office_path
        • outlook_win_path
        PID:2316
      • C:\Users\Admin\AppData\Local\Temp\cuenta7f8e-a08c-5064 (2).exe
        "C:\Users\Admin\AppData\Local\Temp\cuenta7f8e-a08c-5064 (2).exe"
        2⤵
          PID:1160
        • C:\Users\Admin\AppData\Local\Temp\cuenta7f8e-a08c-5064 (2).exe
          "C:\Users\Admin\AppData\Local\Temp\cuenta7f8e-a08c-5064 (2).exe"
          2⤵
            PID:1952

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\cuenta7f8e-a08c-5064 (2).exe.log

          Filesize

          1KB

          MD5

          8ec831f3e3a3f77e4a7b9cd32b48384c

          SHA1

          d83f09fd87c5bd86e045873c231c14836e76a05c

          SHA256

          7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

          SHA512

          26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

        • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_pdr2krfu.5ym.ps1

          Filesize

          60B

          MD5

          d17fe0a3f47be24a6453e9ef58c94641

          SHA1

          6ab83620379fc69f80c0242105ddffd7d98d5d9d

          SHA256

          96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

          SHA512

          5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

        • memory/2316-13-0x0000000000400000-0x0000000000424000-memory.dmp

          Filesize

          144KB

        • memory/2316-66-0x0000000006110000-0x0000000006160000-memory.dmp

          Filesize

          320KB

        • memory/2316-22-0x00000000052D0000-0x00000000052E0000-memory.dmp

          Filesize

          64KB

        • memory/2316-67-0x0000000006330000-0x00000000064F2000-memory.dmp

          Filesize

          1.8MB

        • memory/2316-68-0x0000000075240000-0x00000000759F0000-memory.dmp

          Filesize

          7.7MB

        • memory/2316-69-0x00000000052D0000-0x00000000052E0000-memory.dmp

          Filesize

          64KB

        • memory/2316-16-0x0000000075240000-0x00000000759F0000-memory.dmp

          Filesize

          7.7MB

        • memory/3628-10-0x0000000004E90000-0x0000000004E9A000-memory.dmp

          Filesize

          40KB

        • memory/3628-7-0x0000000004E60000-0x0000000004E78000-memory.dmp

          Filesize

          96KB

        • memory/3628-11-0x0000000005060000-0x000000000506C000-memory.dmp

          Filesize

          48KB

        • memory/3628-12-0x00000000061B0000-0x0000000006210000-memory.dmp

          Filesize

          384KB

        • memory/3628-9-0x0000000004D10000-0x0000000004D20000-memory.dmp

          Filesize

          64KB

        • memory/3628-8-0x0000000075240000-0x00000000759F0000-memory.dmp

          Filesize

          7.7MB

        • memory/3628-17-0x0000000075240000-0x00000000759F0000-memory.dmp

          Filesize

          7.7MB

        • memory/3628-1-0x0000000075240000-0x00000000759F0000-memory.dmp

          Filesize

          7.7MB

        • memory/3628-6-0x0000000004DC0000-0x0000000004E5C000-memory.dmp

          Filesize

          624KB

        • memory/3628-5-0x0000000004CE0000-0x0000000004CEA000-memory.dmp

          Filesize

          40KB

        • memory/3628-4-0x0000000004D10000-0x0000000004D20000-memory.dmp

          Filesize

          64KB

        • memory/3628-3-0x0000000004B30000-0x0000000004BC2000-memory.dmp

          Filesize

          584KB

        • memory/3628-2-0x00000000050E0000-0x0000000005684000-memory.dmp

          Filesize

          5.6MB

        • memory/3628-0-0x00000000000C0000-0x000000000014E000-memory.dmp

          Filesize

          568KB

        • memory/4340-24-0x00000000056C0000-0x00000000056E2000-memory.dmp

          Filesize

          136KB

        • memory/4340-55-0x00000000079D0000-0x00000000079EA000-memory.dmp

          Filesize

          104KB

        • memory/4340-23-0x0000000002D20000-0x0000000002D30000-memory.dmp

          Filesize

          64KB

        • memory/4340-26-0x0000000006060000-0x00000000060C6000-memory.dmp

          Filesize

          408KB

        • memory/4340-36-0x00000000061D0000-0x0000000006524000-memory.dmp

          Filesize

          3.3MB

        • memory/4340-37-0x00000000066A0000-0x00000000066BE000-memory.dmp

          Filesize

          120KB

        • memory/4340-38-0x00000000066F0000-0x000000000673C000-memory.dmp

          Filesize

          304KB

        • memory/4340-39-0x0000000002D20000-0x0000000002D30000-memory.dmp

          Filesize

          64KB

        • memory/4340-42-0x0000000070C70000-0x0000000070CBC000-memory.dmp

          Filesize

          304KB

        • memory/4340-53-0x0000000007880000-0x0000000007923000-memory.dmp

          Filesize

          652KB

        • memory/4340-52-0x0000000006C50000-0x0000000006C6E000-memory.dmp

          Filesize

          120KB

        • memory/4340-41-0x0000000006C70000-0x0000000006CA2000-memory.dmp

          Filesize

          200KB

        • memory/4340-40-0x000000007F780000-0x000000007F790000-memory.dmp

          Filesize

          64KB

        • memory/4340-25-0x0000000005760000-0x00000000057C6000-memory.dmp

          Filesize

          408KB

        • memory/4340-54-0x0000000008010000-0x000000000868A000-memory.dmp

          Filesize

          6.5MB

        • memory/4340-56-0x0000000007A30000-0x0000000007A3A000-memory.dmp

          Filesize

          40KB

        • memory/4340-57-0x0000000007C50000-0x0000000007CE6000-memory.dmp

          Filesize

          600KB

        • memory/4340-58-0x0000000007BE0000-0x0000000007BF1000-memory.dmp

          Filesize

          68KB

        • memory/4340-59-0x0000000007C10000-0x0000000007C1E000-memory.dmp

          Filesize

          56KB

        • memory/4340-60-0x0000000007C20000-0x0000000007C34000-memory.dmp

          Filesize

          80KB

        • memory/4340-61-0x0000000007D10000-0x0000000007D2A000-memory.dmp

          Filesize

          104KB

        • memory/4340-62-0x0000000007D00000-0x0000000007D08000-memory.dmp

          Filesize

          32KB

        • memory/4340-65-0x0000000075240000-0x00000000759F0000-memory.dmp

          Filesize

          7.7MB

        • memory/4340-19-0x0000000075240000-0x00000000759F0000-memory.dmp

          Filesize

          7.7MB

        • memory/4340-21-0x0000000002D20000-0x0000000002D30000-memory.dmp

          Filesize

          64KB

        • memory/4340-20-0x0000000005930000-0x0000000005F58000-memory.dmp

          Filesize

          6.2MB

        • memory/4340-18-0x0000000002D70000-0x0000000002DA6000-memory.dmp

          Filesize

          216KB