Analysis

  • max time kernel
    148s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-11-2024 02:27

General

  • Target

    request for quotation.exe

  • Size

    595KB

  • MD5

    4a15ed0feb9e90b56e82c2e45a3b3f5e

  • SHA1

    659661291eb5fd6452d6cabdc24cd9fbc1fb17f7

  • SHA256

    d5d8c33957e90d1caca4b5207d8da5ab1bc4caa9f702abc0ec006d0518ea9aec

  • SHA512

    f5c0e6fd93018b454db12ef76b10a6feeca5d532a7599a6460d00c1870518752fb4ec0bc1052de34e6d4e18e040658d59037a757232f49731264b81c5fe32fed

  • SSDEEP

    12288:VWjK4A9bRiI5VIfzhXLhZnFLsrPmaj015WWn9QNViWeCT+GCqR:AjKRByzhFErOaj0x9uiWeCtCq

Malware Config

Extracted

Family

snakekeylogger

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://cpanel2-nl.thcservers.com/
  • Port:
    21
  • Username:
    Yx74dJ0TP3M=
  • 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 2 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 5 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 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\request for quotation.exe
    "C:\Users\Admin\AppData\Local\Temp\request for quotation.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1996
    • 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\request for quotation.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4280
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\oGnCNPiCwiAocn.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3852
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\oGnCNPiCwiAocn" /XML "C:\Users\Admin\AppData\Local\Temp\tmpD87E.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:1032
    • C:\Users\Admin\AppData\Local\Temp\request for quotation.exe
      "C:\Users\Admin\AppData\Local\Temp\request for quotation.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:220

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    2KB

    MD5

    968cb9309758126772781b83adb8a28f

    SHA1

    8da30e71accf186b2ba11da1797cf67f8f78b47c

    SHA256

    92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a

    SHA512

    4bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

    Filesize

    18KB

    MD5

    7071ddf4b7ec6e76a96e745f848b1b1a

    SHA1

    9c83e0533819b1bbe591df71d12b53b7e0ecde27

    SHA256

    629bf386721b79b383cf6fb86671eac0324df95a92c7c3e9fea5ba69e24bcd8b

    SHA512

    65aae3859ed4a9c6351f489d5f5813422f5a10d68a4797aa324044e32c240049223441e580c2aaaca4fac8afa9fd2b174d6ad561897b49d4e6a2584ba691e1bb

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_uqzxv0yx.csl.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmpD87E.tmp

    Filesize

    1KB

    MD5

    12a8be73bcdc4bf4858ad7edfd3a64c3

    SHA1

    f79c42595247156420fe1c585342c7df69b6bc72

    SHA256

    e5d18088e3dc1cb6e4cf30233ed20548d5ec9582c8fff74743cc95f03414762f

    SHA512

    48214e238b750588c963e84222873a1ec31914c1e9e07b6a41509fd32f11422ca190580f73166b7f4d7a3eefa147ab17c5f3daaaa16e24cdead2047fdfc52d1a

  • memory/220-37-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/220-91-0x00000000066D0000-0x0000000006892000-memory.dmp

    Filesize

    1.8MB

  • memory/220-90-0x00000000064B0000-0x0000000006500000-memory.dmp

    Filesize

    320KB

  • memory/1996-8-0x0000000074DBE000-0x0000000074DBF000-memory.dmp

    Filesize

    4KB

  • memory/1996-1-0x0000000000420000-0x00000000004BC000-memory.dmp

    Filesize

    624KB

  • memory/1996-9-0x0000000074DB0000-0x0000000075560000-memory.dmp

    Filesize

    7.7MB

  • memory/1996-10-0x00000000065B0000-0x000000000661C000-memory.dmp

    Filesize

    432KB

  • memory/1996-7-0x00000000054B0000-0x00000000054C2000-memory.dmp

    Filesize

    72KB

  • memory/1996-6-0x0000000074DB0000-0x0000000075560000-memory.dmp

    Filesize

    7.7MB

  • memory/1996-0-0x0000000074DBE000-0x0000000074DBF000-memory.dmp

    Filesize

    4KB

  • memory/1996-4-0x0000000004F20000-0x0000000004F2A000-memory.dmp

    Filesize

    40KB

  • memory/1996-5-0x0000000005110000-0x00000000051AC000-memory.dmp

    Filesize

    624KB

  • memory/1996-3-0x0000000004E50000-0x0000000004EE2000-memory.dmp

    Filesize

    584KB

  • memory/1996-48-0x0000000074DB0000-0x0000000075560000-memory.dmp

    Filesize

    7.7MB

  • memory/1996-2-0x0000000005530000-0x0000000005AD4000-memory.dmp

    Filesize

    5.6MB

  • memory/3852-19-0x0000000074DB0000-0x0000000075560000-memory.dmp

    Filesize

    7.7MB

  • memory/3852-74-0x0000000007DC0000-0x000000000843A000-memory.dmp

    Filesize

    6.5MB

  • memory/3852-53-0x0000000071450000-0x000000007149C000-memory.dmp

    Filesize

    304KB

  • memory/3852-36-0x0000000074DB0000-0x0000000075560000-memory.dmp

    Filesize

    7.7MB

  • memory/3852-21-0x0000000074DB0000-0x0000000075560000-memory.dmp

    Filesize

    7.7MB

  • memory/3852-88-0x0000000074DB0000-0x0000000075560000-memory.dmp

    Filesize

    7.7MB

  • memory/3852-75-0x0000000007780000-0x000000000779A000-memory.dmp

    Filesize

    104KB

  • memory/3852-73-0x0000000007620000-0x00000000076C3000-memory.dmp

    Filesize

    652KB

  • memory/3852-51-0x00000000075D0000-0x0000000007602000-memory.dmp

    Filesize

    200KB

  • memory/4280-35-0x00000000056A0000-0x00000000059F4000-memory.dmp

    Filesize

    3.3MB

  • memory/4280-52-0x0000000071450000-0x000000007149C000-memory.dmp

    Filesize

    304KB

  • memory/4280-50-0x0000000005D80000-0x0000000005DCC000-memory.dmp

    Filesize

    304KB

  • memory/4280-49-0x0000000005CD0000-0x0000000005CEE000-memory.dmp

    Filesize

    120KB

  • memory/4280-68-0x0000000006CB0000-0x0000000006CCE000-memory.dmp

    Filesize

    120KB

  • memory/4280-22-0x0000000004C20000-0x0000000004C42000-memory.dmp

    Filesize

    136KB

  • memory/4280-23-0x0000000004CC0000-0x0000000004D26000-memory.dmp

    Filesize

    408KB

  • memory/4280-30-0x0000000074DB0000-0x0000000075560000-memory.dmp

    Filesize

    7.7MB

  • memory/4280-76-0x0000000007070000-0x000000000707A000-memory.dmp

    Filesize

    40KB

  • memory/4280-77-0x0000000007280000-0x0000000007316000-memory.dmp

    Filesize

    600KB

  • memory/4280-78-0x0000000007200000-0x0000000007211000-memory.dmp

    Filesize

    68KB

  • memory/4280-79-0x0000000007230000-0x000000000723E000-memory.dmp

    Filesize

    56KB

  • memory/4280-80-0x0000000007240000-0x0000000007254000-memory.dmp

    Filesize

    80KB

  • memory/4280-81-0x0000000007340000-0x000000000735A000-memory.dmp

    Filesize

    104KB

  • memory/4280-82-0x0000000007320000-0x0000000007328000-memory.dmp

    Filesize

    32KB

  • memory/4280-24-0x0000000004D30000-0x0000000004D96000-memory.dmp

    Filesize

    408KB

  • memory/4280-18-0x0000000074DB0000-0x0000000075560000-memory.dmp

    Filesize

    7.7MB

  • memory/4280-89-0x0000000074DB0000-0x0000000075560000-memory.dmp

    Filesize

    7.7MB

  • memory/4280-17-0x0000000004F60000-0x0000000005588000-memory.dmp

    Filesize

    6.2MB

  • memory/4280-16-0x0000000074DB0000-0x0000000075560000-memory.dmp

    Filesize

    7.7MB

  • memory/4280-15-0x00000000023C0000-0x00000000023F6000-memory.dmp

    Filesize

    216KB