Analysis

  • max time kernel
    128s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05-12-2024 15:54

General

  • Target

    4fea9b851bc3e3bf27ae4ea8f870b5f70e2180a28662d566925aeaae378ec110.exe

  • Size

    601KB

  • MD5

    2f8600eb860a1e2f26bffd2a11085a41

  • SHA1

    3405fe00cba577a4e7d615b85cc5655d88236170

  • SHA256

    4fea9b851bc3e3bf27ae4ea8f870b5f70e2180a28662d566925aeaae378ec110

  • SHA512

    8dbbe6af4ad233d86081fee385e9c226fbeea452d4b28cffe24821e72733dab936ed3da3d218b28557cf2e53b491343ccad617ff05e9f045c7e6da762a910909

  • SSDEEP

    12288:gCb+eCSmoPm9qIfrpBex3js6N/bMzMLVSPgJmw4Y/OkFXagnt:hCalIfdBA3I6NDMzMygJmmVF7nt

Malware Config

Extracted

Family

snakekeylogger

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://cpanel2-nl.thcservers.com/
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    Uvob2G1Tc73ZCus02X

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 1 IoCs
  • Snakekeylogger family
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • 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 3 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).

  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 4 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\4fea9b851bc3e3bf27ae4ea8f870b5f70e2180a28662d566925aeaae378ec110.exe
    "C:\Users\Admin\AppData\Local\Temp\4fea9b851bc3e3bf27ae4ea8f870b5f70e2180a28662d566925aeaae378ec110.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2584
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\LYcivccOygT.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:964
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\LYcivccOygT" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF165.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:1952
    • C:\Users\Admin\AppData\Local\Temp\4fea9b851bc3e3bf27ae4ea8f870b5f70e2180a28662d566925aeaae378ec110.exe
      "C:\Users\Admin\AppData\Local\Temp\4fea9b851bc3e3bf27ae4ea8f870b5f70e2180a28662d566925aeaae378ec110.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:4148

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\4fea9b851bc3e3bf27ae4ea8f870b5f70e2180a28662d566925aeaae378ec110.exe.log

    Filesize

    1KB

    MD5

    7ef67a0a2b1e31df887adcdaf86e4bbd

    SHA1

    348aad52be33f1a0c477e2ace332ecf91bb0e1a8

    SHA256

    af207d70281cc3264107da297e00ab97d0af2f055d6065ca5936cf69db6d783f

    SHA512

    4ffab7944ec049f2597bda791de5fd3ae3578b03ef019d2222850b8f5a298e3aae8b6e33f71c38e47132d63fb58ab1b03c876b9a01665bc8bbcf01466e7d79e1

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_mabaezsf.2sv.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmpF165.tmp

    Filesize

    1KB

    MD5

    81204ae24b3249facee0d5e858f70394

    SHA1

    8ad8c8472c904e5054f6c83926192d967cdbbde6

    SHA256

    efe2f8a9a8f4b7372ae20faf517c09b8c713886a8bca4b0e93aef786ae8caea6

    SHA512

    c726a3d09e1f36e0ea1069ba2b9b490aa4572d2d9f1bffaf74869c489345a45b9b50c3aa6e749f7906aaf3d7a6b81e609122ff3d698d7fb74e318791ce3de917

  • memory/964-15-0x0000000002590000-0x00000000025C6000-memory.dmp

    Filesize

    216KB

  • memory/964-56-0x0000000007440000-0x00000000074D6000-memory.dmp

    Filesize

    600KB

  • memory/964-64-0x0000000074D00000-0x00000000754B0000-memory.dmp

    Filesize

    7.7MB

  • memory/964-24-0x00000000057A0000-0x0000000005806000-memory.dmp

    Filesize

    408KB

  • memory/964-61-0x00000000074E0000-0x00000000074E8000-memory.dmp

    Filesize

    32KB

  • memory/964-38-0x0000000005E70000-0x0000000005E8E000-memory.dmp

    Filesize

    120KB

  • memory/964-60-0x0000000007500000-0x000000000751A000-memory.dmp

    Filesize

    104KB

  • memory/964-59-0x0000000007400000-0x0000000007414000-memory.dmp

    Filesize

    80KB

  • memory/964-58-0x00000000073F0000-0x00000000073FE000-memory.dmp

    Filesize

    56KB

  • memory/964-57-0x00000000073C0000-0x00000000073D1000-memory.dmp

    Filesize

    68KB

  • memory/964-17-0x0000000074D00000-0x00000000754B0000-memory.dmp

    Filesize

    7.7MB

  • memory/964-18-0x0000000005100000-0x0000000005728000-memory.dmp

    Filesize

    6.2MB

  • memory/964-19-0x0000000074D00000-0x00000000754B0000-memory.dmp

    Filesize

    7.7MB

  • memory/964-22-0x0000000005060000-0x00000000050C6000-memory.dmp

    Filesize

    408KB

  • memory/964-32-0x0000000005890000-0x0000000005BE4000-memory.dmp

    Filesize

    3.3MB

  • memory/964-55-0x0000000007230000-0x000000000723A000-memory.dmp

    Filesize

    40KB

  • memory/964-53-0x0000000007810000-0x0000000007E8A000-memory.dmp

    Filesize

    6.5MB

  • memory/964-54-0x00000000071C0000-0x00000000071DA000-memory.dmp

    Filesize

    104KB

  • memory/964-21-0x0000000004EC0000-0x0000000004EE2000-memory.dmp

    Filesize

    136KB

  • memory/964-51-0x0000000006480000-0x000000000649E000-memory.dmp

    Filesize

    120KB

  • memory/964-52-0x00000000070E0000-0x0000000007183000-memory.dmp

    Filesize

    652KB

  • memory/964-41-0x00000000711F0000-0x000000007123C000-memory.dmp

    Filesize

    304KB

  • memory/964-40-0x00000000070A0000-0x00000000070D2000-memory.dmp

    Filesize

    200KB

  • memory/964-39-0x0000000006400000-0x000000000644C000-memory.dmp

    Filesize

    304KB

  • memory/2584-10-0x0000000008160000-0x00000000081CC000-memory.dmp

    Filesize

    432KB

  • memory/2584-2-0x0000000005970000-0x0000000005F14000-memory.dmp

    Filesize

    5.6MB

  • memory/2584-8-0x0000000074D0E000-0x0000000074D0F000-memory.dmp

    Filesize

    4KB

  • memory/2584-1-0x0000000000A60000-0x0000000000AFC000-memory.dmp

    Filesize

    624KB

  • memory/2584-5-0x0000000005460000-0x000000000546A000-memory.dmp

    Filesize

    40KB

  • memory/2584-37-0x0000000074D00000-0x00000000754B0000-memory.dmp

    Filesize

    7.7MB

  • memory/2584-4-0x00000000055A0000-0x000000000563C000-memory.dmp

    Filesize

    624KB

  • memory/2584-6-0x0000000074D00000-0x00000000754B0000-memory.dmp

    Filesize

    7.7MB

  • memory/2584-0-0x0000000074D0E000-0x0000000074D0F000-memory.dmp

    Filesize

    4KB

  • memory/2584-3-0x00000000053C0000-0x0000000005452000-memory.dmp

    Filesize

    584KB

  • memory/2584-7-0x0000000005570000-0x000000000558C000-memory.dmp

    Filesize

    112KB

  • memory/2584-9-0x0000000074D00000-0x00000000754B0000-memory.dmp

    Filesize

    7.7MB

  • memory/4148-67-0x0000000074D00000-0x00000000754B0000-memory.dmp

    Filesize

    7.7MB

  • memory/4148-20-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/4148-65-0x0000000006730000-0x0000000006780000-memory.dmp

    Filesize

    320KB

  • memory/4148-66-0x0000000006950000-0x0000000006B12000-memory.dmp

    Filesize

    1.8MB

  • memory/4148-36-0x0000000074D00000-0x00000000754B0000-memory.dmp

    Filesize

    7.7MB