Analysis

  • max time kernel
    142s
  • max time network
    163s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29-03-2024 17:39

General

  • Target

    Loading Advice.exe

  • Size

    670KB

  • MD5

    0e2cf387d4c9e428e4fe7426267dcf78

  • SHA1

    6b9d263c151a33ed3f4a190ff946d52220e0f4f9

  • SHA256

    4f632d095e16ece2c5dfae8a7960012ae4c94d5d8420c1a4370161d7eb2cf16d

  • SHA512

    fb006aefc41f72b39ab9c6d45056af8bc8c52ade79aa4991977535632075ee555d74495eae741c9a19c28461d3da853d8d07d8ceaba8364c0e2fdd46d614ccc4

  • SSDEEP

    12288:B7NtLK1lOYgzMEcgyAZx94KgLGeq/tsWzsCywR8Sk4:hicNQ+xCKaGhloPT

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • 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 2 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).

  • 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 14 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Loading Advice.exe
    "C:\Users\Admin\AppData\Local\Temp\Loading Advice.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:408
    • 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\Loading Advice.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3184
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\SOhaQHvG.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4468
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\SOhaQHvG" /XML "C:\Users\Admin\AppData\Local\Temp\tmp9F0A.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:4848
    • C:\Users\Admin\AppData\Local\Temp\Loading Advice.exe
      "C:\Users\Admin\AppData\Local\Temp\Loading Advice.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4888
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3096 --field-trial-handle=2284,i,15722001240173834669,15048020084704567542,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:2032

    Network

    MITRE ATT&CK Matrix ATT&CK v13

    Execution

    Scheduled Task/Job

    1
    T1053

    Persistence

    Scheduled Task/Job

    1
    T1053

    Privilege Escalation

    Scheduled Task/Job

    1
    T1053

    Credential Access

    Unsecured Credentials

    4
    T1552

    Credentials In Files

    3
    T1552.001

    Credentials in Registry

    1
    T1552.002

    Discovery

    Query Registry

    1
    T1012

    System Information Discovery

    2
    T1082

    Collection

    Data from Local System

    4
    T1005

    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

      c55346496c729907c4cf26162b204d4b

      SHA1

      4a9a98e070163ed676ea58b144599e319a68ac34

      SHA256

      39d098c5618585dfaa89441cc8cfe4ab4fd6a52aec2fbb28e87812da588f6298

      SHA512

      c909e84269d948bc083686f00271f7b1aa8a990697c91712e012356b7dca44137b293b05afdaed7a24302890d9c19d71056cc433bac37856db09a258415e422e

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_vedn5yh5.amr.ps1
      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • C:\Users\Admin\AppData\Local\Temp\tmp9F0A.tmp
      Filesize

      1KB

      MD5

      785c7a91e12955a0eb30b8301c74ac8f

      SHA1

      86a30bb23aa94fb6ad7c1655d208a1016496355b

      SHA256

      ba1e9ebd858667769902f9bb6796875363a99e3f6eef03bd27bafa2a8a8f12b7

      SHA512

      0df4f11782ac2f3b7ea83280c542fab40630ac9f0e72c3d8438be6e2061a4f8efba99c8d5b4d5802630b23f1c75003a59a6f160a458b143411d996d82a4e3d39

    • memory/408-4-0x0000000004C70000-0x0000000004C80000-memory.dmp
      Filesize

      64KB

    • memory/408-5-0x0000000004CA0000-0x0000000004CAA000-memory.dmp
      Filesize

      40KB

    • memory/408-6-0x00000000744E0000-0x0000000074C90000-memory.dmp
      Filesize

      7.7MB

    • memory/408-7-0x0000000005050000-0x000000000506A000-memory.dmp
      Filesize

      104KB

    • memory/408-8-0x0000000005070000-0x000000000507C000-memory.dmp
      Filesize

      48KB

    • memory/408-9-0x00000000068F0000-0x0000000006972000-memory.dmp
      Filesize

      520KB

    • memory/408-10-0x0000000007C90000-0x0000000007D2C000-memory.dmp
      Filesize

      624KB

    • memory/408-13-0x0000000004C70000-0x0000000004C80000-memory.dmp
      Filesize

      64KB

    • memory/408-3-0x0000000004CB0000-0x0000000004D42000-memory.dmp
      Filesize

      584KB

    • memory/408-2-0x00000000051C0000-0x0000000005764000-memory.dmp
      Filesize

      5.6MB

    • memory/408-0-0x00000000744E0000-0x0000000074C90000-memory.dmp
      Filesize

      7.7MB

    • memory/408-45-0x00000000744E0000-0x0000000074C90000-memory.dmp
      Filesize

      7.7MB

    • memory/408-1-0x00000000001F0000-0x000000000029E000-memory.dmp
      Filesize

      696KB

    • memory/3184-83-0x0000000007190000-0x000000000719A000-memory.dmp
      Filesize

      40KB

    • memory/3184-85-0x0000000007340000-0x0000000007351000-memory.dmp
      Filesize

      68KB

    • memory/3184-97-0x00000000744E0000-0x0000000074C90000-memory.dmp
      Filesize

      7.7MB

    • memory/3184-16-0x0000000002510000-0x0000000002546000-memory.dmp
      Filesize

      216KB

    • memory/3184-17-0x00000000744E0000-0x0000000074C90000-memory.dmp
      Filesize

      7.7MB

    • memory/3184-88-0x0000000007380000-0x0000000007394000-memory.dmp
      Filesize

      80KB

    • memory/3184-27-0x00000000055D0000-0x0000000005636000-memory.dmp
      Filesize

      408KB

    • memory/3184-84-0x00000000073C0000-0x0000000007456000-memory.dmp
      Filesize

      600KB

    • memory/3184-18-0x0000000002500000-0x0000000002510000-memory.dmp
      Filesize

      64KB

    • memory/3184-20-0x0000000004F30000-0x0000000005558000-memory.dmp
      Filesize

      6.2MB

    • memory/3184-82-0x0000000007120000-0x000000000713A000-memory.dmp
      Filesize

      104KB

    • memory/3184-19-0x0000000002500000-0x0000000002510000-memory.dmp
      Filesize

      64KB

    • memory/3184-80-0x0000000006E10000-0x0000000006EB3000-memory.dmp
      Filesize

      652KB

    • memory/3184-79-0x00000000063D0000-0x00000000063EE000-memory.dmp
      Filesize

      120KB

    • memory/3184-53-0x0000000005E50000-0x0000000005E9C000-memory.dmp
      Filesize

      304KB

    • memory/3184-54-0x0000000002500000-0x0000000002510000-memory.dmp
      Filesize

      64KB

    • memory/3184-56-0x000000007F1C0000-0x000000007F1D0000-memory.dmp
      Filesize

      64KB

    • memory/3184-58-0x0000000070BB0000-0x0000000070BFC000-memory.dmp
      Filesize

      304KB

    • memory/4468-90-0x0000000007770000-0x0000000007778000-memory.dmp
      Filesize

      32KB

    • memory/4468-59-0x000000007F290000-0x000000007F2A0000-memory.dmp
      Filesize

      64KB

    • memory/4468-22-0x0000000002860000-0x0000000002870000-memory.dmp
      Filesize

      64KB

    • memory/4468-55-0x0000000002860000-0x0000000002870000-memory.dmp
      Filesize

      64KB

    • memory/4468-52-0x0000000006130000-0x000000000614E000-memory.dmp
      Filesize

      120KB

    • memory/4468-23-0x0000000002860000-0x0000000002870000-memory.dmp
      Filesize

      64KB

    • memory/4468-81-0x0000000007A90000-0x000000000810A000-memory.dmp
      Filesize

      6.5MB

    • memory/4468-46-0x0000000005B30000-0x0000000005E84000-memory.dmp
      Filesize

      3.3MB

    • memory/4468-87-0x0000000007680000-0x000000000768E000-memory.dmp
      Filesize

      56KB

    • memory/4468-96-0x00000000744E0000-0x0000000074C90000-memory.dmp
      Filesize

      7.7MB

    • memory/4468-21-0x00000000744E0000-0x0000000074C90000-memory.dmp
      Filesize

      7.7MB

    • memory/4468-57-0x00000000070E0000-0x0000000007112000-memory.dmp
      Filesize

      200KB

    • memory/4468-25-0x0000000005050000-0x0000000005072000-memory.dmp
      Filesize

      136KB

    • memory/4468-26-0x0000000005820000-0x0000000005886000-memory.dmp
      Filesize

      408KB

    • memory/4468-89-0x0000000007790000-0x00000000077AA000-memory.dmp
      Filesize

      104KB

    • memory/4468-60-0x0000000070BB0000-0x0000000070BFC000-memory.dmp
      Filesize

      304KB

    • memory/4888-41-0x00000000744E0000-0x0000000074C90000-memory.dmp
      Filesize

      7.7MB

    • memory/4888-99-0x0000000004F20000-0x0000000004F30000-memory.dmp
      Filesize

      64KB

    • memory/4888-28-0x0000000000400000-0x0000000000440000-memory.dmp
      Filesize

      256KB

    • memory/4888-51-0x0000000004F20000-0x0000000004F30000-memory.dmp
      Filesize

      64KB

    • memory/4888-98-0x00000000744E0000-0x0000000074C90000-memory.dmp
      Filesize

      7.7MB

    • memory/4888-86-0x0000000005EA0000-0x0000000005EF0000-memory.dmp
      Filesize

      320KB