Analysis

  • max time kernel
    148s
  • max time network
    150s
  • 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 02:34

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:3484
    • 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:4208
    • 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:1912
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\oGnCNPiCwiAocn" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF107.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:2400
    • 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:1984

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

    0f213a586b898de81e4a22ced518bccd

    SHA1

    94276f56992e948a29814e8ef9f6d495565e9683

    SHA256

    4e26494bb24739e2c73dfc2ed5879b20dddfafa314ca57ff4c51cd1f7a87765a

    SHA512

    bf2f6d484ee3b86fabd7a4563380292af04fd9de12d3d4c7d7ce49f33de5e62be27c66d51964498fba498297a3da2a31ac2d0cc1053568a9381826b7e3e1ade0

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_tpdksunz.oet.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmpF107.tmp

    Filesize

    1KB

    MD5

    9b7dc8dbd202749aac9372f115f166a9

    SHA1

    10aa413645633046b2ab3377aebebd6354129d63

    SHA256

    796ef3ad2e270c7c24331da0655fe9d9fce55b06f237b93590fde77a8945b529

    SHA512

    44a17ec6280ed3898ff249c97c20e04a74de62d631370f0b9b5adf8e2d3df3cd7e27107f4e2625ce1a7beadf86108da98f72b763ddecf17bb9423cdee84c4fb4

  • memory/1912-34-0x0000000005EB0000-0x0000000006204000-memory.dmp

    Filesize

    3.3MB

  • memory/1912-36-0x0000000074D90000-0x0000000075540000-memory.dmp

    Filesize

    7.7MB

  • memory/1912-50-0x0000000006990000-0x00000000069DC000-memory.dmp

    Filesize

    304KB

  • memory/1912-49-0x0000000006490000-0x00000000064AE000-memory.dmp

    Filesize

    120KB

  • memory/1912-63-0x0000000006A40000-0x0000000006A5E000-memory.dmp

    Filesize

    120KB

  • memory/1912-74-0x0000000007E00000-0x000000000847A000-memory.dmp

    Filesize

    6.5MB

  • memory/1912-35-0x0000000074D90000-0x0000000075540000-memory.dmp

    Filesize

    7.7MB

  • memory/1912-52-0x00000000714E0000-0x000000007152C000-memory.dmp

    Filesize

    304KB

  • memory/1912-79-0x00000000079E0000-0x00000000079EE000-memory.dmp

    Filesize

    56KB

  • memory/1912-80-0x00000000079F0000-0x0000000007A04000-memory.dmp

    Filesize

    80KB

  • memory/1912-88-0x0000000074D90000-0x0000000075540000-memory.dmp

    Filesize

    7.7MB

  • memory/1912-19-0x0000000074D90000-0x0000000075540000-memory.dmp

    Filesize

    7.7MB

  • memory/1912-78-0x00000000079B0000-0x00000000079C1000-memory.dmp

    Filesize

    68KB

  • memory/1912-75-0x00000000077B0000-0x00000000077CA000-memory.dmp

    Filesize

    104KB

  • memory/1912-51-0x0000000006A60000-0x0000000006A92000-memory.dmp

    Filesize

    200KB

  • memory/1984-46-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/1984-91-0x0000000006470000-0x0000000006632000-memory.dmp

    Filesize

    1.8MB

  • memory/1984-90-0x0000000006250000-0x00000000062A0000-memory.dmp

    Filesize

    320KB

  • memory/3484-8-0x0000000074D9E000-0x0000000074D9F000-memory.dmp

    Filesize

    4KB

  • memory/3484-10-0x00000000068C0000-0x000000000692C000-memory.dmp

    Filesize

    432KB

  • memory/3484-9-0x0000000074D90000-0x0000000075540000-memory.dmp

    Filesize

    7.7MB

  • memory/3484-48-0x0000000074D90000-0x0000000075540000-memory.dmp

    Filesize

    7.7MB

  • memory/3484-0-0x0000000074D9E000-0x0000000074D9F000-memory.dmp

    Filesize

    4KB

  • memory/3484-7-0x0000000005470000-0x0000000005482000-memory.dmp

    Filesize

    72KB

  • memory/3484-6-0x00000000054A0000-0x000000000553C000-memory.dmp

    Filesize

    624KB

  • memory/3484-5-0x0000000074D90000-0x0000000075540000-memory.dmp

    Filesize

    7.7MB

  • memory/3484-4-0x0000000005200000-0x000000000520A000-memory.dmp

    Filesize

    40KB

  • memory/3484-3-0x0000000005150000-0x00000000051E2000-memory.dmp

    Filesize

    584KB

  • memory/3484-2-0x0000000005840000-0x0000000005DE4000-memory.dmp

    Filesize

    5.6MB

  • memory/3484-1-0x0000000000710000-0x00000000007AC000-memory.dmp

    Filesize

    624KB

  • memory/4208-16-0x0000000074D90000-0x0000000075540000-memory.dmp

    Filesize

    7.7MB

  • memory/4208-73-0x0000000007420000-0x00000000074C3000-memory.dmp

    Filesize

    652KB

  • memory/4208-76-0x00000000075D0000-0x00000000075DA000-memory.dmp

    Filesize

    40KB

  • memory/4208-77-0x00000000077E0000-0x0000000007876000-memory.dmp

    Filesize

    600KB

  • memory/4208-53-0x00000000714E0000-0x000000007152C000-memory.dmp

    Filesize

    304KB

  • memory/4208-21-0x0000000005470000-0x0000000005492000-memory.dmp

    Filesize

    136KB

  • memory/4208-22-0x0000000005B90000-0x0000000005BF6000-memory.dmp

    Filesize

    408KB

  • memory/4208-81-0x00000000078A0000-0x00000000078BA000-memory.dmp

    Filesize

    104KB

  • memory/4208-82-0x0000000007880000-0x0000000007888000-memory.dmp

    Filesize

    32KB

  • memory/4208-23-0x0000000005C00000-0x0000000005C66000-memory.dmp

    Filesize

    408KB

  • memory/4208-20-0x0000000074D90000-0x0000000075540000-memory.dmp

    Filesize

    7.7MB

  • memory/4208-17-0x00000000054F0000-0x0000000005B18000-memory.dmp

    Filesize

    6.2MB

  • memory/4208-89-0x0000000074D90000-0x0000000075540000-memory.dmp

    Filesize

    7.7MB

  • memory/4208-18-0x0000000074D90000-0x0000000075540000-memory.dmp

    Filesize

    7.7MB

  • memory/4208-15-0x0000000002910000-0x0000000002946000-memory.dmp

    Filesize

    216KB