Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-09-2024 02:36

General

  • Target

    d71f85d32dd19dd5a0c5ad3b97c3eba3277a5966035970a2c9ea7dd8e23fafa3.exe

  • Size

    657KB

  • MD5

    05971e8521240cd588015e689baab4b7

  • SHA1

    1911d514d8e9d3310b2876ee591553250a31f44f

  • SHA256

    d71f85d32dd19dd5a0c5ad3b97c3eba3277a5966035970a2c9ea7dd8e23fafa3

  • SHA512

    01db290b831f6e60efaa8bfeb8bb0e1f1137c7843b29da34f024ee6e4f4b2f341ed4f8f2ed7c1a202a7a99781224bfca8bbaf7479ba23796707fc3d0d9994448

  • SSDEEP

    12288:pOjsJrm2DORelTAeZjqjhazCtH42QWkn5IxQMj7RYLgXeevG3j8bQb:pWsJrm2DO0TvqH42ZLuMj7GEXze3UI

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.

  • 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.

  • 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 11 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d71f85d32dd19dd5a0c5ad3b97c3eba3277a5966035970a2c9ea7dd8e23fafa3.exe
    "C:\Users\Admin\AppData\Local\Temp\d71f85d32dd19dd5a0c5ad3b97c3eba3277a5966035970a2c9ea7dd8e23fafa3.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1392
    • 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\d71f85d32dd19dd5a0c5ad3b97c3eba3277a5966035970a2c9ea7dd8e23fafa3.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4496
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\jzARpPDhrks.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:344
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\jzARpPDhrks" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF59B.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:1808
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
      2⤵
        PID:3040
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
        2⤵
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4276

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    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

      183ec85327fb9b6923872cbfafbd7782

      SHA1

      4eb325115c73963f40d0d3a51b5f562d86b0ae1d

      SHA256

      2942ea590937731ec26e6ef55879ff77f5b16090ba24debfad88b1d0d407b3d5

      SHA512

      cd209cf75de4757e360abc6e845f57e5b9b8549093c78087ff4c662de22b6bac01d5af52c47ea273edcebc5661998702cc36526ca42208717efd5147bf466a98

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_dsuew55n.s30.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • C:\Users\Admin\AppData\Local\Temp\tmpF59B.tmp

      Filesize

      1KB

      MD5

      5182c16c30504beb3efcbcbbc7a40a1c

      SHA1

      8dd3b9ec50b3c31fe0a8a974892be3783e799188

      SHA256

      717eb0257601712323e78c82ddde5867fc5e4efc7f91c6c4ab807f81676b9596

      SHA512

      457705f013a70092804b1344e669ae247b7dfc39b9baf94312e8aa22cc961095a7a86c3ff5514fc90cfcf9e93401818455f2aaed11290ac96884f594a8f5cdfe

    • memory/344-49-0x0000000006240000-0x000000000625E000-memory.dmp

      Filesize

      120KB

    • memory/344-45-0x0000000074B00000-0x00000000752B0000-memory.dmp

      Filesize

      7.7MB

    • memory/344-80-0x00000000077A0000-0x00000000077B4000-memory.dmp

      Filesize

      80KB

    • memory/344-75-0x0000000007560000-0x000000000757A000-memory.dmp

      Filesize

      104KB

    • memory/344-81-0x00000000078A0000-0x00000000078BA000-memory.dmp

      Filesize

      104KB

    • memory/344-52-0x0000000075360000-0x00000000753AC000-memory.dmp

      Filesize

      304KB

    • memory/344-82-0x0000000007880000-0x0000000007888000-memory.dmp

      Filesize

      32KB

    • memory/344-62-0x00000000071A0000-0x00000000071BE000-memory.dmp

      Filesize

      120KB

    • memory/344-51-0x00000000071E0000-0x0000000007212000-memory.dmp

      Filesize

      200KB

    • memory/344-17-0x00000000052F0000-0x0000000005918000-memory.dmp

      Filesize

      6.2MB

    • memory/344-50-0x0000000006710000-0x000000000675C000-memory.dmp

      Filesize

      304KB

    • memory/344-19-0x0000000074B00000-0x00000000752B0000-memory.dmp

      Filesize

      7.7MB

    • memory/344-77-0x00000000077E0000-0x0000000007876000-memory.dmp

      Filesize

      600KB

    • memory/344-23-0x0000000005280000-0x00000000052E6000-memory.dmp

      Filesize

      408KB

    • memory/344-22-0x0000000005210000-0x0000000005276000-memory.dmp

      Filesize

      408KB

    • memory/344-21-0x0000000005170000-0x0000000005192000-memory.dmp

      Filesize

      136KB

    • memory/344-24-0x0000000074B00000-0x00000000752B0000-memory.dmp

      Filesize

      7.7MB

    • memory/344-88-0x0000000074B00000-0x00000000752B0000-memory.dmp

      Filesize

      7.7MB

    • memory/344-25-0x0000000005BE0000-0x0000000005F34000-memory.dmp

      Filesize

      3.3MB

    • memory/1392-0-0x0000000074B0E000-0x0000000074B0F000-memory.dmp

      Filesize

      4KB

    • memory/1392-5-0x00000000051D0000-0x00000000051DA000-memory.dmp

      Filesize

      40KB

    • memory/1392-6-0x0000000007080000-0x0000000007092000-memory.dmp

      Filesize

      72KB

    • memory/1392-48-0x0000000074B00000-0x00000000752B0000-memory.dmp

      Filesize

      7.7MB

    • memory/1392-3-0x0000000005020000-0x00000000050B2000-memory.dmp

      Filesize

      584KB

    • memory/1392-4-0x0000000074B00000-0x00000000752B0000-memory.dmp

      Filesize

      7.7MB

    • memory/1392-2-0x0000000005530000-0x0000000005AD4000-memory.dmp

      Filesize

      5.6MB

    • memory/1392-7-0x0000000074B0E000-0x0000000074B0F000-memory.dmp

      Filesize

      4KB

    • memory/1392-9-0x00000000073C0000-0x0000000007442000-memory.dmp

      Filesize

      520KB

    • memory/1392-10-0x0000000009AB0000-0x0000000009B4C000-memory.dmp

      Filesize

      624KB

    • memory/1392-1-0x00000000006A0000-0x000000000074A000-memory.dmp

      Filesize

      680KB

    • memory/1392-8-0x0000000074B00000-0x00000000752B0000-memory.dmp

      Filesize

      7.7MB

    • memory/4276-90-0x00000000063D0000-0x0000000006420000-memory.dmp

      Filesize

      320KB

    • memory/4276-31-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/4496-16-0x0000000074B00000-0x00000000752B0000-memory.dmp

      Filesize

      7.7MB

    • memory/4496-78-0x0000000007660000-0x0000000007671000-memory.dmp

      Filesize

      68KB

    • memory/4496-79-0x0000000007690000-0x000000000769E000-memory.dmp

      Filesize

      56KB

    • memory/4496-76-0x00000000074D0000-0x00000000074DA000-memory.dmp

      Filesize

      40KB

    • memory/4496-74-0x0000000007AA0000-0x000000000811A000-memory.dmp

      Filesize

      6.5MB

    • memory/4496-63-0x0000000075360000-0x00000000753AC000-memory.dmp

      Filesize

      304KB

    • memory/4496-73-0x0000000007110000-0x00000000071B3000-memory.dmp

      Filesize

      652KB

    • memory/4496-89-0x0000000074B00000-0x00000000752B0000-memory.dmp

      Filesize

      7.7MB

    • memory/4496-47-0x0000000074B00000-0x00000000752B0000-memory.dmp

      Filesize

      7.7MB

    • memory/4496-18-0x0000000074B00000-0x00000000752B0000-memory.dmp

      Filesize

      7.7MB

    • memory/4496-15-0x0000000004B80000-0x0000000004BB6000-memory.dmp

      Filesize

      216KB