Analysis

  • max time kernel
    24s
  • max time network
    103s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-06-2024 01:56

General

  • Target

    Shipping documents.exe

  • Size

    684KB

  • MD5

    594c88f0815435836775f4af6fd465d4

  • SHA1

    303d2f4a1b8ce101e9957c299ca57a4621d3a016

  • SHA256

    8fbf89ff9f1c63329f5251feed90590b8f3bd725e469b5afd25be717f3cb2ca9

  • SHA512

    b93bb4606ed5dcc87eeb06df6bb9acc6dee994e6c6456e33ca0671cc25f6026e19cf72532294dbacd04ab063113125a8748cde94b46ec9cf66eeaf6d4657c7be

  • SSDEEP

    12288:weATclGRjKCKooZVEhPkzIOiRv+NBTp/U2pQ3pRCXDuIJqyJMq40Bbf25kR:nackROioZCGsJOc2pYkX6OJP

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Detect packed .NET executables. Mostly AgentTeslaV4. 1 IoCs
  • Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 1 IoCs
  • Detects executables referencing Windows vault credential objects. Observed in infostealers 1 IoCs
  • Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers 1 IoCs
  • Detects executables referencing many email and collaboration clients. Observed in information stealers 1 IoCs
  • Detects executables referencing many file transfer clients. Observed in information stealers 1 IoCs
  • 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.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 15 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Shipping documents.exe
    "C:\Users\Admin\AppData\Local\Temp\Shipping documents.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1984
    • 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\Shipping documents.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3812
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\gYctFdAIXtTSr.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4508
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\gYctFdAIXtTSr" /XML "C:\Users\Admin\AppData\Local\Temp\tmp8750.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2288
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
      2⤵
        PID:3620
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
        2⤵
        • Adds Run key to start application
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1764

    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

      0621c5d55cd9f3d9a1586cc25cac3872

      SHA1

      a6441c2313d6d233fe1b14f1c4ecd15f97ef36a3

      SHA256

      aeda54099b8c97c37fbbcdac2be9010154d6f6d34b55fc00c201a97dc0522950

      SHA512

      69eab6a2a13f844cab18a7e1a9f8d244f08cbe680724958a59765ae3cb22212e428bacdbb6821b88f810e08bbe8a9a89b6dba25cc6e77349fcffde8ef62395e4

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_5qescuto.c5t.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • C:\Users\Admin\AppData\Local\Temp\tmp8750.tmp

      Filesize

      1KB

      MD5

      f0a2080309a53a5048ab511f5ff9bf6d

      SHA1

      1656d22f1f61d8561ab7d92349f9dd9c53d10775

      SHA256

      3d83b588f76fab2d8412c6649a3c1cde23b55718ab27f3ff2cfe78d1f72ab0c0

      SHA512

      3539a11abd70375106077c2609e1eff27093c26fd940b369474aa233d811691b8ed70fbd09cb8f502ef96404dc3ed6388520c71cd725fdc1e089d5a6462dbeb1

    • memory/1764-93-0x0000000005D40000-0x0000000005D90000-memory.dmp

      Filesize

      320KB

    • memory/1764-46-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/1984-5-0x0000000002AB0000-0x0000000002ABA000-memory.dmp

      Filesize

      40KB

    • memory/1984-3-0x0000000002A10000-0x0000000002AA2000-memory.dmp

      Filesize

      584KB

    • memory/1984-0-0x000000007515E000-0x000000007515F000-memory.dmp

      Filesize

      4KB

    • memory/1984-6-0x0000000005490000-0x00000000054A6000-memory.dmp

      Filesize

      88KB

    • memory/1984-8-0x00000000067F0000-0x0000000006800000-memory.dmp

      Filesize

      64KB

    • memory/1984-7-0x00000000054B0000-0x00000000054BE000-memory.dmp

      Filesize

      56KB

    • memory/1984-10-0x0000000008F20000-0x0000000008FBC000-memory.dmp

      Filesize

      624KB

    • memory/1984-9-0x0000000006850000-0x00000000068D2000-memory.dmp

      Filesize

      520KB

    • memory/1984-15-0x000000007515E000-0x000000007515F000-memory.dmp

      Filesize

      4KB

    • memory/1984-50-0x0000000075150000-0x0000000075900000-memory.dmp

      Filesize

      7.7MB

    • memory/1984-47-0x0000000075150000-0x0000000075900000-memory.dmp

      Filesize

      7.7MB

    • memory/1984-1-0x00000000003F0000-0x000000000049E000-memory.dmp

      Filesize

      696KB

    • memory/1984-2-0x00000000054C0000-0x0000000005A64000-memory.dmp

      Filesize

      5.6MB

    • memory/1984-4-0x0000000075150000-0x0000000075900000-memory.dmp

      Filesize

      7.7MB

    • memory/3812-25-0x0000000005A80000-0x0000000005DD4000-memory.dmp

      Filesize

      3.3MB

    • memory/3812-49-0x0000000075150000-0x0000000075900000-memory.dmp

      Filesize

      7.7MB

    • memory/3812-91-0x0000000075150000-0x0000000075900000-memory.dmp

      Filesize

      7.7MB

    • memory/3812-16-0x00000000027D0000-0x0000000002806000-memory.dmp

      Filesize

      216KB

    • memory/3812-77-0x0000000007A40000-0x00000000080BA000-memory.dmp

      Filesize

      6.5MB

    • memory/3812-84-0x0000000007740000-0x000000000775A000-memory.dmp

      Filesize

      104KB

    • memory/3812-18-0x0000000075150000-0x0000000075900000-memory.dmp

      Filesize

      7.7MB

    • memory/3812-23-0x00000000059D0000-0x0000000005A36000-memory.dmp

      Filesize

      408KB

    • memory/3812-17-0x0000000005250000-0x0000000005878000-memory.dmp

      Filesize

      6.2MB

    • memory/3812-19-0x0000000075150000-0x0000000075900000-memory.dmp

      Filesize

      7.7MB

    • memory/3812-85-0x0000000007720000-0x0000000007728000-memory.dmp

      Filesize

      32KB

    • memory/3812-81-0x0000000007630000-0x000000000763E000-memory.dmp

      Filesize

      56KB

    • memory/3812-80-0x0000000007600000-0x0000000007611000-memory.dmp

      Filesize

      68KB

    • memory/3812-55-0x00000000759B0000-0x00000000759FC000-memory.dmp

      Filesize

      304KB

    • memory/4508-52-0x0000000006630000-0x000000000667C000-memory.dmp

      Filesize

      304KB

    • memory/4508-78-0x00000000073D0000-0x00000000073DA000-memory.dmp

      Filesize

      40KB

    • memory/4508-76-0x0000000007360000-0x000000000737A000-memory.dmp

      Filesize

      104KB

    • memory/4508-79-0x00000000075E0000-0x0000000007676000-memory.dmp

      Filesize

      600KB

    • memory/4508-73-0x00000000065A0000-0x00000000065BE000-memory.dmp

      Filesize

      120KB

    • memory/4508-54-0x00000000759B0000-0x00000000759FC000-memory.dmp

      Filesize

      304KB

    • memory/4508-53-0x0000000007010000-0x0000000007042000-memory.dmp

      Filesize

      200KB

    • memory/4508-75-0x0000000007050000-0x00000000070F3000-memory.dmp

      Filesize

      652KB

    • memory/4508-83-0x00000000075A0000-0x00000000075B4000-memory.dmp

      Filesize

      80KB

    • memory/4508-22-0x0000000005100000-0x0000000005166000-memory.dmp

      Filesize

      408KB

    • memory/4508-45-0x0000000075150000-0x0000000075900000-memory.dmp

      Filesize

      7.7MB

    • memory/4508-92-0x0000000075150000-0x0000000075900000-memory.dmp

      Filesize

      7.7MB

    • memory/4508-51-0x0000000006030000-0x000000000604E000-memory.dmp

      Filesize

      120KB

    • memory/4508-35-0x0000000075150000-0x0000000075900000-memory.dmp

      Filesize

      7.7MB

    • memory/4508-24-0x0000000075150000-0x0000000075900000-memory.dmp

      Filesize

      7.7MB

    • memory/4508-21-0x0000000004F60000-0x0000000004F82000-memory.dmp

      Filesize

      136KB