Analysis

  • max time kernel
    149s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21-11-2024 08:03

General

  • Target

    datasheet.exe

  • Size

    636KB

  • MD5

    4c7e7bd9eaf56b3936be87a6904f70f8

  • SHA1

    22591d29813790d622a1d49a1e0bf91b20235cf6

  • SHA256

    429e0fa9706ee65774188e538bda0b69a15fb93e97864cedb88e33c650ed9538

  • SHA512

    108e542f79d97dcb73490acd04718a56adda3d000e844ad71f0721b3b12d2a06ccb9b28a00e0d2443f2bb5c680617e316ce4a84c98a5e8f4f29ade1ff9c0be70

  • SSDEEP

    12288:NyAgFdVoC/HeIMOBkXKxh3IfDj3oSPYzeyu0Lu/bs1D0bWCiYNR/WBS9vD:wAgVoC/HemBNheP3Xg6yTLug0WC7ROB0

Malware Config

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.

  • 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).

  • Program crash 1 IoCs
  • 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 13 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\datasheet.exe
    "C:\Users\Admin\AppData\Local\Temp\datasheet.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:4468
    • 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\datasheet.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:5080
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\EhzaIxEFbjyd.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1904
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\EhzaIxEFbjyd" /XML "C:\Users\Admin\AppData\Local\Temp\tmpFD2C.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:1152
    • 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:4964
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4964 -s 1980
        3⤵
        • Program crash
        PID:4776
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4964 -ip 4964
    1⤵
      PID:4620

    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

      e4226089aef889060d494b5fa345d5ab

      SHA1

      f69bf8936bd9baa07c546bf9e1cd1604cbee0337

      SHA256

      f60e2526e9fd4ebd5d87843ffce45953efe4b00dafaca7473592a2ce9b64ca7b

      SHA512

      3bc83936150d872b9b2a103dac6d4f3e6fd0cdeb78c46dc440e7481ddd564aecdcd3c1e71f05434fc1eb584d982fd9749b17a47b526f0aa4d83ac587a929ab4b

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_k1avikk3.lxh.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • C:\Users\Admin\AppData\Local\Temp\tmpFD2C.tmp

      Filesize

      1KB

      MD5

      f99874af14937392a949fb5bcb49ad73

      SHA1

      13ba7741fd3e1d005c175dbbc52af6abd94bbd2a

      SHA256

      6ed72fa70e7ca90569cb6b65a602c21b5db39e3b0a3cb1a2c085be4c93ae8723

      SHA512

      a5abc59b8814ca4041aa2008a46bcc5efad3ba78cd7f9e2cf9e47605b39db8a9aad20c90b881b84566aa44a9dff4e327371c4ef6b88e97d1b5e49c697129e487

    • memory/1904-51-0x0000000006110000-0x0000000006142000-memory.dmp

      Filesize

      200KB

    • memory/1904-74-0x0000000006E70000-0x0000000006E8A000-memory.dmp

      Filesize

      104KB

    • memory/1904-88-0x0000000075020000-0x00000000757D0000-memory.dmp

      Filesize

      7.7MB

    • memory/1904-46-0x0000000075020000-0x00000000757D0000-memory.dmp

      Filesize

      7.7MB

    • memory/1904-81-0x00000000071B0000-0x00000000071CA000-memory.dmp

      Filesize

      104KB

    • memory/1904-80-0x00000000070B0000-0x00000000070C4000-memory.dmp

      Filesize

      80KB

    • memory/1904-79-0x00000000070A0000-0x00000000070AE000-memory.dmp

      Filesize

      56KB

    • memory/1904-52-0x0000000075880000-0x00000000758CC000-memory.dmp

      Filesize

      304KB

    • memory/1904-62-0x0000000006D00000-0x0000000006D1E000-memory.dmp

      Filesize

      120KB

    • memory/1904-50-0x0000000005BE0000-0x0000000005C2C000-memory.dmp

      Filesize

      304KB

    • memory/1904-49-0x0000000005B40000-0x0000000005B5E000-memory.dmp

      Filesize

      120KB

    • memory/1904-19-0x0000000075020000-0x00000000757D0000-memory.dmp

      Filesize

      7.7MB

    • memory/1904-21-0x0000000004D70000-0x0000000004D92000-memory.dmp

      Filesize

      136KB

    • memory/1904-24-0x00000000054F0000-0x0000000005556000-memory.dmp

      Filesize

      408KB

    • memory/1904-23-0x0000000005480000-0x00000000054E6000-memory.dmp

      Filesize

      408KB

    • memory/1904-44-0x0000000005560000-0x00000000058B4000-memory.dmp

      Filesize

      3.3MB

    • memory/1904-22-0x0000000075020000-0x00000000757D0000-memory.dmp

      Filesize

      7.7MB

    • memory/4468-10-0x00000000067A0000-0x0000000006828000-memory.dmp

      Filesize

      544KB

    • memory/4468-0-0x000000007502E000-0x000000007502F000-memory.dmp

      Filesize

      4KB

    • memory/4468-8-0x0000000005210000-0x0000000005222000-memory.dmp

      Filesize

      72KB

    • memory/4468-5-0x0000000005190000-0x000000000519A000-memory.dmp

      Filesize

      40KB

    • memory/4468-7-0x000000007502E000-0x000000007502F000-memory.dmp

      Filesize

      4KB

    • memory/4468-4-0x0000000075020000-0x00000000757D0000-memory.dmp

      Filesize

      7.7MB

    • memory/4468-6-0x00000000053D0000-0x000000000546C000-memory.dmp

      Filesize

      624KB

    • memory/4468-3-0x00000000050D0000-0x0000000005162000-memory.dmp

      Filesize

      584KB

    • memory/4468-1-0x0000000000630000-0x00000000006D6000-memory.dmp

      Filesize

      664KB

    • memory/4468-2-0x0000000005730000-0x0000000005CD4000-memory.dmp

      Filesize

      5.6MB

    • memory/4468-9-0x0000000075020000-0x00000000757D0000-memory.dmp

      Filesize

      7.7MB

    • memory/4468-48-0x0000000075020000-0x00000000757D0000-memory.dmp

      Filesize

      7.7MB

    • memory/4964-45-0x0000000000400000-0x0000000000442000-memory.dmp

      Filesize

      264KB

    • memory/5080-16-0x0000000075020000-0x00000000757D0000-memory.dmp

      Filesize

      7.7MB

    • memory/5080-89-0x0000000075020000-0x00000000757D0000-memory.dmp

      Filesize

      7.7MB

    • memory/5080-76-0x0000000006F50000-0x0000000006F5A000-memory.dmp

      Filesize

      40KB

    • memory/5080-77-0x0000000007160000-0x00000000071F6000-memory.dmp

      Filesize

      600KB

    • memory/5080-78-0x00000000070E0000-0x00000000070F1000-memory.dmp

      Filesize

      68KB

    • memory/5080-39-0x0000000075020000-0x00000000757D0000-memory.dmp

      Filesize

      7.7MB

    • memory/5080-15-0x00000000022B0000-0x00000000022E6000-memory.dmp

      Filesize

      216KB

    • memory/5080-75-0x0000000007520000-0x0000000007B9A000-memory.dmp

      Filesize

      6.5MB

    • memory/5080-82-0x0000000007200000-0x0000000007208000-memory.dmp

      Filesize

      32KB

    • memory/5080-73-0x0000000006BA0000-0x0000000006C43000-memory.dmp

      Filesize

      652KB

    • memory/5080-63-0x0000000075880000-0x00000000758CC000-memory.dmp

      Filesize

      304KB

    • memory/5080-18-0x0000000004D60000-0x0000000005388000-memory.dmp

      Filesize

      6.2MB

    • memory/5080-17-0x0000000075020000-0x00000000757D0000-memory.dmp

      Filesize

      7.7MB