Analysis

  • max time kernel
    133s
  • max time network
    116s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-05-2024 14:24

General

  • Target

    dff297acb567f990471dca2871adee15229e572c35fef5fd20eb9a1428946c04.exe

  • Size

    670KB

  • MD5

    2b12a266317f002c205011fa1958072c

  • SHA1

    07e6859611698f37aa9c4011f76907aafe524218

  • SHA256

    dff297acb567f990471dca2871adee15229e572c35fef5fd20eb9a1428946c04

  • SHA512

    444f0444202f3c4c67cdf3deeb479233041edd4d7a16c0240b729173b5781322278d21abb9e55eb09668795e1121a77ea9ffd11735823a08b109f064969f67b8

  • SSDEEP

    12288:J0FJzi8LkpEaAxx1Qy0+9+WTehgXkWP3DdFsOFHplgCIQlHzWH4jdmeO1W+TLTuU:KT2jE3LS7+99fXxP3DdFnFJ2CIQBgcdO

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.activefreightpak.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    AFSPL**77**

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 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • 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).

  • 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 12 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\dff297acb567f990471dca2871adee15229e572c35fef5fd20eb9a1428946c04.exe
    "C:\Users\Admin\AppData\Local\Temp\dff297acb567f990471dca2871adee15229e572c35fef5fd20eb9a1428946c04.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4500
    • 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\dff297acb567f990471dca2871adee15229e572c35fef5fd20eb9a1428946c04.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1344
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\eeOuEr.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4160
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\eeOuEr" /XML "C:\Users\Admin\AppData\Local\Temp\tmp5AC2.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:3048
    • C:\Users\Admin\AppData\Local\Temp\dff297acb567f990471dca2871adee15229e572c35fef5fd20eb9a1428946c04.exe
      "C:\Users\Admin\AppData\Local\Temp\dff297acb567f990471dca2871adee15229e572c35fef5fd20eb9a1428946c04.exe"
      2⤵
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:1452

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

    8946960d35759243cf974162d78a7404

    SHA1

    995d3428d57da74cc729416f77ed941e2438ce63

    SHA256

    d40201acb0a5db623359fb1efd713c3ce2fa17061c5e76183ee057438da502c2

    SHA512

    b829c036a5a70f1605ad80e6c96f186e59d6afe941acd96d5a74f88b5d8bc27a2247acb05aac17f04619efddeec772a52a7028655714789538723713ac08a875

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_kajvzfun.mkq.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmp5AC2.tmp

    Filesize

    1KB

    MD5

    8c83542f940608fd9382ffba2461c78c

    SHA1

    006bc4a02e90b5be0b44246a3f1f9ad1b62837f8

    SHA256

    6dba87bdf48ee1d5edda3c287f98dd8e2fbd63c6d997e1b1772cfd14c5da206c

    SHA512

    ef0738a0df9d260ac0a370993abf6381506d0dbb5279577c4353453c3eb8e561249aa5117fb7d38a60cf9b704975352a495acb817bcbabc5ff7967940a989c2d

  • memory/1344-72-0x00000000072A0000-0x00000000072BA000-memory.dmp

    Filesize

    104KB

  • memory/1344-15-0x0000000005140000-0x0000000005768000-memory.dmp

    Filesize

    6.2MB

  • memory/1344-48-0x0000000006100000-0x000000000614C000-memory.dmp

    Filesize

    304KB

  • memory/1344-86-0x00000000745A0000-0x0000000074D50000-memory.dmp

    Filesize

    7.7MB

  • memory/1344-80-0x00000000075C0000-0x00000000075C8000-memory.dmp

    Filesize

    32KB

  • memory/1344-78-0x00000000074E0000-0x00000000074F4000-memory.dmp

    Filesize

    80KB

  • memory/1344-14-0x00000000049C0000-0x00000000049F6000-memory.dmp

    Filesize

    216KB

  • memory/1344-47-0x0000000005F60000-0x0000000005F7E000-memory.dmp

    Filesize

    120KB

  • memory/1344-16-0x00000000745A0000-0x0000000074D50000-memory.dmp

    Filesize

    7.7MB

  • memory/1344-17-0x00000000745A0000-0x0000000074D50000-memory.dmp

    Filesize

    7.7MB

  • memory/1344-18-0x0000000005000000-0x0000000005022000-memory.dmp

    Filesize

    136KB

  • memory/1344-19-0x0000000005770000-0x00000000057D6000-memory.dmp

    Filesize

    408KB

  • memory/1344-77-0x00000000074D0000-0x00000000074DE000-memory.dmp

    Filesize

    56KB

  • memory/1344-75-0x0000000007520000-0x00000000075B6000-memory.dmp

    Filesize

    600KB

  • memory/1344-20-0x0000000005850000-0x00000000058B6000-memory.dmp

    Filesize

    408KB

  • memory/1344-23-0x00000000059C0000-0x0000000005D14000-memory.dmp

    Filesize

    3.3MB

  • memory/1344-49-0x0000000006F10000-0x0000000006F42000-memory.dmp

    Filesize

    200KB

  • memory/1344-71-0x0000000006F50000-0x0000000006FF3000-memory.dmp

    Filesize

    652KB

  • memory/1344-60-0x0000000006EF0000-0x0000000006F0E000-memory.dmp

    Filesize

    120KB

  • memory/1344-50-0x0000000070C70000-0x0000000070CBC000-memory.dmp

    Filesize

    304KB

  • memory/1452-40-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/1452-89-0x0000000006DB0000-0x0000000006E00000-memory.dmp

    Filesize

    320KB

  • memory/4160-79-0x0000000007970000-0x000000000798A000-memory.dmp

    Filesize

    104KB

  • memory/4160-73-0x0000000007C80000-0x00000000082FA000-memory.dmp

    Filesize

    6.5MB

  • memory/4160-39-0x00000000745A0000-0x0000000074D50000-memory.dmp

    Filesize

    7.7MB

  • memory/4160-74-0x00000000076A0000-0x00000000076AA000-memory.dmp

    Filesize

    40KB

  • memory/4160-61-0x0000000070C70000-0x0000000070CBC000-memory.dmp

    Filesize

    304KB

  • memory/4160-24-0x00000000745A0000-0x0000000074D50000-memory.dmp

    Filesize

    7.7MB

  • memory/4160-21-0x00000000745A0000-0x0000000074D50000-memory.dmp

    Filesize

    7.7MB

  • memory/4160-87-0x00000000745A0000-0x0000000074D50000-memory.dmp

    Filesize

    7.7MB

  • memory/4160-76-0x0000000007830000-0x0000000007841000-memory.dmp

    Filesize

    68KB

  • memory/4500-6-0x0000000005CA0000-0x0000000005CBA000-memory.dmp

    Filesize

    104KB

  • memory/4500-0-0x00000000745AE000-0x00000000745AF000-memory.dmp

    Filesize

    4KB

  • memory/4500-46-0x00000000745A0000-0x0000000074D50000-memory.dmp

    Filesize

    7.7MB

  • memory/4500-9-0x00000000092D0000-0x000000000936C000-memory.dmp

    Filesize

    624KB

  • memory/4500-4-0x0000000005720000-0x000000000572A000-memory.dmp

    Filesize

    40KB

  • memory/4500-8-0x0000000006B70000-0x0000000006BF4000-memory.dmp

    Filesize

    528KB

  • memory/4500-2-0x0000000005D00000-0x00000000062A4000-memory.dmp

    Filesize

    5.6MB

  • memory/4500-5-0x00000000745A0000-0x0000000074D50000-memory.dmp

    Filesize

    7.7MB

  • memory/4500-7-0x0000000005910000-0x0000000005920000-memory.dmp

    Filesize

    64KB

  • memory/4500-1-0x0000000000BD0000-0x0000000000C7A000-memory.dmp

    Filesize

    680KB

  • memory/4500-3-0x0000000005670000-0x0000000005702000-memory.dmp

    Filesize

    584KB