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Analysis

  • max time kernel
    122s
  • 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
    15/01/2025, 07:39

General

  • Target

    NEW SHIPPING DOCUMENTS.exe

  • Size

    779KB

  • MD5

    10a2684aae3f75a984dc63506e8ed8dc

  • SHA1

    99a1ef344d13f5b44f3b0526f44072154e30641b

  • SHA256

    6f094aa75a8322555241fae3063c17075a6ed5166bfb41c9055c390278178d6b

  • SHA512

    4d001589415898b61f52f01a652a268e3919bc6ced17b12abfbdcc71c64e49f3bf92b00e0f89ed64f120600b95a79fec23406afa3f7b8587552bd270424b1526

  • SSDEEP

    12288:/bdhloJNhQ/cWS7stavkg+t7di+u6VNPD0xvUPoCsTDW4nlpVOWN6fc/WwBZfvo:fiJN+UVsCkgOkQNPQ2oCsWys0xpBZfA

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.stilbo.eu
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    StilBO_#1

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

    Agent Tesla is a remote access tool (RAT) written in visual basic.

  • Agenttesla 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 WinSCP keys stored on the system 2 TTPs

    Tries to access WinSCP stored sessions.

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • 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.

  • Looks up external IP address via web service 2 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.

  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • 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 SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\NEW SHIPPING DOCUMENTS.exe
    "C:\Users\Admin\AppData\Local\Temp\NEW SHIPPING DOCUMENTS.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • System Network Configuration Discovery: Internet Connection Discovery
    • Suspicious use of WriteProcessMemory
    PID:4676
    • 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\NEW SHIPPING DOCUMENTS.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2308
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\RvUJzKx.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4584
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\RvUJzKx" /XML "C:\Users\Admin\AppData\Local\Temp\tmpDFD1.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:1260
    • C:\Users\Admin\AppData\Local\Temp\NEW SHIPPING DOCUMENTS.exe
      "C:\Users\Admin\AppData\Local\Temp\NEW SHIPPING DOCUMENTS.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:4752

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

    576e9c8ca41b33718d5812829df4391f

    SHA1

    85ba25ef9a4b9b23992f0eed4235d0e60dab22f2

    SHA256

    290cb49236b794c83acabd15e28f4a56abc9a65e8ce2d6ba81656c1deb96e889

    SHA512

    3c7545a9988731d8fce9e6eab0a46b8b6142b32bcd1214adc241c9453a1dd72f8f61716042129fa2a72e321ff3f19abd7e5bfb649d0955e8800d63a4310a7c60

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_wmshsnld.bnl.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmpDFD1.tmp

    Filesize

    1KB

    MD5

    9c9491281cc34e43092c0ec396a5206f

    SHA1

    3dad54d39ec1de129fa014db19770a13bd4be317

    SHA256

    e069b855377297b02e07e6acf8a9b56882395f05bc8496eda9b88f751ec205d6

    SHA512

    4e9f08dcbb7386c28a4182eaac845c51f4bac8117de32bab661d4ed98e8316c46e8a7f7a7d96e6c06b83b3620c72ec9a9bedad45b75a6539da9860692967ca65

  • memory/2308-79-0x0000000007DE0000-0x0000000007DF4000-memory.dmp

    Filesize

    80KB

  • memory/2308-80-0x0000000007EE0000-0x0000000007EFA000-memory.dmp

    Filesize

    104KB

  • memory/2308-81-0x0000000007EC0000-0x0000000007EC8000-memory.dmp

    Filesize

    32KB

  • memory/2308-76-0x0000000007E20000-0x0000000007EB6000-memory.dmp

    Filesize

    600KB

  • memory/2308-75-0x0000000007C10000-0x0000000007C1A000-memory.dmp

    Filesize

    40KB

  • memory/2308-63-0x0000000071220000-0x000000007126C000-memory.dmp

    Filesize

    304KB

  • memory/2308-88-0x0000000074B50000-0x0000000075300000-memory.dmp

    Filesize

    7.7MB

  • memory/2308-15-0x0000000002F50000-0x0000000002F86000-memory.dmp

    Filesize

    216KB

  • memory/2308-16-0x0000000074B50000-0x0000000075300000-memory.dmp

    Filesize

    7.7MB

  • memory/2308-22-0x0000000074B50000-0x0000000075300000-memory.dmp

    Filesize

    7.7MB

  • memory/2308-18-0x0000000074B50000-0x0000000075300000-memory.dmp

    Filesize

    7.7MB

  • memory/4584-24-0x0000000005D00000-0x0000000005D66000-memory.dmp

    Filesize

    408KB

  • memory/4584-77-0x0000000007910000-0x0000000007921000-memory.dmp

    Filesize

    68KB

  • memory/4584-19-0x0000000074B50000-0x0000000075300000-memory.dmp

    Filesize

    7.7MB

  • memory/4584-17-0x0000000005560000-0x0000000005B88000-memory.dmp

    Filesize

    6.2MB

  • memory/4584-23-0x0000000005320000-0x0000000005342000-memory.dmp

    Filesize

    136KB

  • memory/4584-25-0x0000000005D70000-0x0000000005DD6000-memory.dmp

    Filesize

    408KB

  • memory/4584-87-0x0000000074B50000-0x0000000075300000-memory.dmp

    Filesize

    7.7MB

  • memory/4584-78-0x0000000007940000-0x000000000794E000-memory.dmp

    Filesize

    56KB

  • memory/4584-20-0x0000000074B50000-0x0000000075300000-memory.dmp

    Filesize

    7.7MB

  • memory/4584-37-0x0000000005DE0000-0x0000000006134000-memory.dmp

    Filesize

    3.3MB

  • memory/4584-74-0x0000000007710000-0x000000000772A000-memory.dmp

    Filesize

    104KB

  • memory/4584-48-0x00000000063D0000-0x00000000063EE000-memory.dmp

    Filesize

    120KB

  • memory/4584-49-0x00000000064B0000-0x00000000064FC000-memory.dmp

    Filesize

    304KB

  • memory/4584-50-0x0000000007580000-0x00000000075B2000-memory.dmp

    Filesize

    200KB

  • memory/4584-51-0x0000000071220000-0x000000007126C000-memory.dmp

    Filesize

    304KB

  • memory/4584-61-0x00000000075C0000-0x00000000075DE000-memory.dmp

    Filesize

    120KB

  • memory/4584-62-0x00000000075E0000-0x0000000007683000-memory.dmp

    Filesize

    652KB

  • memory/4584-73-0x0000000007D60000-0x00000000083DA000-memory.dmp

    Filesize

    6.5MB

  • memory/4676-6-0x0000000005E00000-0x0000000005E26000-memory.dmp

    Filesize

    152KB

  • memory/4676-2-0x0000000005020000-0x00000000055C4000-memory.dmp

    Filesize

    5.6MB

  • memory/4676-8-0x0000000074B50000-0x0000000075300000-memory.dmp

    Filesize

    7.7MB

  • memory/4676-7-0x0000000074B5E000-0x0000000074B5F000-memory.dmp

    Filesize

    4KB

  • memory/4676-10-0x000000000CD60000-0x000000000CDFC000-memory.dmp

    Filesize

    624KB

  • memory/4676-0-0x0000000074B5E000-0x0000000074B5F000-memory.dmp

    Filesize

    4KB

  • memory/4676-4-0x0000000004BB0000-0x0000000004BBA000-memory.dmp

    Filesize

    40KB

  • memory/4676-5-0x0000000074B50000-0x0000000075300000-memory.dmp

    Filesize

    7.7MB

  • memory/4676-45-0x0000000074B50000-0x0000000075300000-memory.dmp

    Filesize

    7.7MB

  • memory/4676-3-0x0000000004B10000-0x0000000004BA2000-memory.dmp

    Filesize

    584KB

  • memory/4676-9-0x0000000002460000-0x00000000024E6000-memory.dmp

    Filesize

    536KB

  • memory/4676-1-0x00000000001D0000-0x000000000029A000-memory.dmp

    Filesize

    808KB

  • memory/4752-26-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/4752-89-0x0000000006840000-0x0000000006890000-memory.dmp

    Filesize

    320KB