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
    08-10-2024 14:08

General

  • Target

    c30bcd2377714775a591adfba9ffcbc833f646bf9669829acf1d0dd0c07e030d.exe

  • Size

    839KB

  • MD5

    6b3c9905a887738779a9ac6e14eabddd

  • SHA1

    fe00a2058fd00f6a8f11472e48073fb0e5c5be35

  • SHA256

    c30bcd2377714775a591adfba9ffcbc833f646bf9669829acf1d0dd0c07e030d

  • SHA512

    4b626302fdc39d9be2fa27b3faad830ae1be181aa9eb7e2c00d41cf36d23c2505c4fd91b72b535967c7796dd452787f47172c66689b3370ebf36640ff7da5ed1

  • SSDEEP

    12288:e3cJZKfMy25ogxdyVzR1xF8SWSHZAEdEXmWqFg27d7Q0f1PFxtuU9srM6P7r9r/q:e3cs0zxcVzRXPNHZEWRxV3f37wI61q

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • 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.

  • 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

Processes

  • C:\Users\Admin\AppData\Local\Temp\c30bcd2377714775a591adfba9ffcbc833f646bf9669829acf1d0dd0c07e030d.exe
    "C:\Users\Admin\AppData\Local\Temp\c30bcd2377714775a591adfba9ffcbc833f646bf9669829acf1d0dd0c07e030d.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:384
    • 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\c30bcd2377714775a591adfba9ffcbc833f646bf9669829acf1d0dd0c07e030d.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3452
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\zAvKqdR.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:5088
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\zAvKqdR" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC786.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:5012
    • C:\Users\Admin\AppData\Local\Temp\c30bcd2377714775a591adfba9ffcbc833f646bf9669829acf1d0dd0c07e030d.exe
      "C:\Users\Admin\AppData\Local\Temp\c30bcd2377714775a591adfba9ffcbc833f646bf9669829acf1d0dd0c07e030d.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2764

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

    2676123d0c3316638d45e96bd508012a

    SHA1

    4816000de611d836d20cf8b694c9bf46062e2258

    SHA256

    a14759cf8eef0910a6667791aa0db693b5fa994e469a286aaa3ffeffd659e0d7

    SHA512

    691bf56f9f6746716b347d94e9f4cdf6f3c497a3bb35daf2f5711512c370dd102b8b7dcb2fda80d8519081e96b3cb063375fd8b47932b3a64c820f215d80169d

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_4vyeo5r5.12y.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmpC786.tmp

    Filesize

    1KB

    MD5

    5f6785df2d50d77d9dcf3aa0502041ce

    SHA1

    e76e51c614fc20d99452cfdf0278158432bfabe4

    SHA256

    24d9df0b33738437d7f2bb266b40e0943f497edbca8d04be5b56ab46961b652d

    SHA512

    e68b42d895ddbdfb8ed5e56a49edae9ae9dc9f14b7a68d3049fb7d2dc2cb2f34914c3cbfe886b4922500a380702b9e95e33105eab2388a68e058189902caea50

  • memory/384-8-0x000000007445E000-0x000000007445F000-memory.dmp

    Filesize

    4KB

  • memory/384-11-0x0000000009380000-0x000000000941C000-memory.dmp

    Filesize

    624KB

  • memory/384-6-0x00000000069F0000-0x0000000006A8E000-memory.dmp

    Filesize

    632KB

  • memory/384-7-0x00000000055E0000-0x00000000055F0000-memory.dmp

    Filesize

    64KB

  • memory/384-4-0x00000000053E0000-0x00000000053EA000-memory.dmp

    Filesize

    40KB

  • memory/384-9-0x0000000074450000-0x0000000074C00000-memory.dmp

    Filesize

    7.7MB

  • memory/384-10-0x0000000006D90000-0x0000000006E12000-memory.dmp

    Filesize

    520KB

  • memory/384-5-0x0000000074450000-0x0000000074C00000-memory.dmp

    Filesize

    7.7MB

  • memory/384-1-0x0000000000880000-0x0000000000958000-memory.dmp

    Filesize

    864KB

  • memory/384-3-0x0000000005320000-0x00000000053B2000-memory.dmp

    Filesize

    584KB

  • memory/384-2-0x0000000005BD0000-0x0000000006174000-memory.dmp

    Filesize

    5.6MB

  • memory/384-0-0x000000007445E000-0x000000007445F000-memory.dmp

    Filesize

    4KB

  • memory/384-50-0x0000000074450000-0x0000000074C00000-memory.dmp

    Filesize

    7.7MB

  • memory/2764-47-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2764-91-0x0000000005F90000-0x0000000005FE0000-memory.dmp

    Filesize

    320KB

  • memory/3452-75-0x0000000007090000-0x00000000070AA000-memory.dmp

    Filesize

    104KB

  • memory/3452-81-0x00000000072D0000-0x00000000072E4000-memory.dmp

    Filesize

    80KB

  • memory/3452-17-0x0000000074450000-0x0000000074C00000-memory.dmp

    Filesize

    7.7MB

  • memory/3452-90-0x0000000074450000-0x0000000074C00000-memory.dmp

    Filesize

    7.7MB

  • memory/3452-16-0x00000000047B0000-0x00000000047E6000-memory.dmp

    Filesize

    216KB

  • memory/3452-18-0x0000000004FA0000-0x00000000055C8000-memory.dmp

    Filesize

    6.2MB

  • memory/3452-83-0x00000000073B0000-0x00000000073B8000-memory.dmp

    Filesize

    32KB

  • memory/3452-82-0x00000000073D0000-0x00000000073EA000-memory.dmp

    Filesize

    104KB

  • memory/3452-80-0x00000000072C0000-0x00000000072CE000-memory.dmp

    Filesize

    56KB

  • memory/3452-20-0x0000000074450000-0x0000000074C00000-memory.dmp

    Filesize

    7.7MB

  • memory/3452-78-0x0000000007310000-0x00000000073A6000-memory.dmp

    Filesize

    600KB

  • memory/3452-53-0x000000006F9B0000-0x000000006F9FC000-memory.dmp

    Filesize

    304KB

  • memory/3452-52-0x0000000006D40000-0x0000000006D72000-memory.dmp

    Filesize

    200KB

  • memory/3452-77-0x0000000007100000-0x000000000710A000-memory.dmp

    Filesize

    40KB

  • memory/3452-73-0x0000000006D00000-0x0000000006D1E000-memory.dmp

    Filesize

    120KB

  • memory/3452-74-0x0000000006D80000-0x0000000006E23000-memory.dmp

    Filesize

    652KB

  • memory/3452-19-0x0000000074450000-0x0000000074C00000-memory.dmp

    Filesize

    7.7MB

  • memory/5088-21-0x0000000074450000-0x0000000074C00000-memory.dmp

    Filesize

    7.7MB

  • memory/5088-63-0x000000006F9B0000-0x000000006F9FC000-memory.dmp

    Filesize

    304KB

  • memory/5088-51-0x0000000006DF0000-0x0000000006E3C000-memory.dmp

    Filesize

    304KB

  • memory/5088-79-0x0000000007E40000-0x0000000007E51000-memory.dmp

    Filesize

    68KB

  • memory/5088-49-0x00000000068F0000-0x000000000690E000-memory.dmp

    Filesize

    120KB

  • memory/5088-26-0x0000000074450000-0x0000000074C00000-memory.dmp

    Filesize

    7.7MB

  • memory/5088-76-0x0000000008280000-0x00000000088FA000-memory.dmp

    Filesize

    6.5MB

  • memory/5088-22-0x0000000074450000-0x0000000074C00000-memory.dmp

    Filesize

    7.7MB

  • memory/5088-45-0x0000000006300000-0x0000000006654000-memory.dmp

    Filesize

    3.3MB

  • memory/5088-25-0x0000000006290000-0x00000000062F6000-memory.dmp

    Filesize

    408KB

  • memory/5088-23-0x0000000006180000-0x00000000061A2000-memory.dmp

    Filesize

    136KB

  • memory/5088-89-0x0000000074450000-0x0000000074C00000-memory.dmp

    Filesize

    7.7MB

  • memory/5088-24-0x0000000006220000-0x0000000006286000-memory.dmp

    Filesize

    408KB