Analysis

  • max time kernel
    94s
  • max time network
    126s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08-04-2024 01:18

General

  • Target

    2d12b219413e2afcffdaf0c87b24a862f3895f1df8e4a1501a6c1ca1891ee8b8.exe

  • Size

    708KB

  • MD5

    42424af49b06793b3ff6b9fb1c76b1cc

  • SHA1

    ae74152bb94f369271a19173131273d49989c289

  • SHA256

    2d12b219413e2afcffdaf0c87b24a862f3895f1df8e4a1501a6c1ca1891ee8b8

  • SHA512

    5151d7c611615f0f40824ba9e84b7778f8eeb788781be30a493ac5e7a0cfdd392b7cb8629b7e27e74041eada71af4099dcfe250c8186d083b2f63eff4dea20bb

  • SSDEEP

    12288:iHwg8qJCKCjqHL/EOfA2+xYEuWH5vTuxCmBAklXoQfZp6SXrZfpfkesqSv:KDI2Tf1bEDZv/oXoQhp6sn

Malware Config

Extracted

Credentials

  • Protocol:
    ftp
  • Host:
    ftp.lemendoza.com
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    boygirl123456

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.lemendoza.com
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    boygirl123456

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.

  • Looks up external IP address via web service 1 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 9 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2d12b219413e2afcffdaf0c87b24a862f3895f1df8e4a1501a6c1ca1891ee8b8.exe
    "C:\Users\Admin\AppData\Local\Temp\2d12b219413e2afcffdaf0c87b24a862f3895f1df8e4a1501a6c1ca1891ee8b8.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2556
    • 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\2d12b219413e2afcffdaf0c87b24a862f3895f1df8e4a1501a6c1ca1891ee8b8.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:5096
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\icgpIWuiOAFTwp.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4264
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\icgpIWuiOAFTwp" /XML "C:\Users\Admin\AppData\Local\Temp\tmp5851.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2796
    • C:\Users\Admin\AppData\Local\Temp\2d12b219413e2afcffdaf0c87b24a862f3895f1df8e4a1501a6c1ca1891ee8b8.exe
      "C:\Users\Admin\AppData\Local\Temp\2d12b219413e2afcffdaf0c87b24a862f3895f1df8e4a1501a6c1ca1891ee8b8.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2344

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

    b235ef4478d10274d141e35b289f5dac

    SHA1

    cd63000f559c69f0b8fbf689b8a5262d4cc0ff6a

    SHA256

    10a680361e2c837c998458b03351b373b2fa964024c101c0934b2ab469d4fdf3

    SHA512

    3517af1b5cd86163e3c8107a0f977b64f2457611d28ae0e6b3d2ef9ff7715a3fa437103ca020a7b4d5f2352ccca053f6b0d1ad91b5e66d070515656c1843a3ed

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_0oyyv0j0.i04.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmp5851.tmp

    Filesize

    1KB

    MD5

    235213ea8a3712b8af5808bd3b76add9

    SHA1

    b1e1130b25ce4a9f958e2f47b6a2c17df39dcc2f

    SHA256

    cd9e748a6d6502ae341b4de551981b442b86f85d07f180832e65880512e6e65d

    SHA512

    506d82376e31d33e81266f47acc2b1d54f9a90544f62749c2b8abc97bf4d5ad3ffe356ba7028b1797ef7ac2a45ee9175285dba09e7969e0e08d86e5e6f0cf8d8

  • memory/2344-95-0x00000000059E0000-0x00000000059F0000-memory.dmp

    Filesize

    64KB

  • memory/2344-41-0x0000000075340000-0x0000000075AF0000-memory.dmp

    Filesize

    7.7MB

  • memory/2344-45-0x00000000059E0000-0x00000000059F0000-memory.dmp

    Filesize

    64KB

  • memory/2344-26-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2344-93-0x0000000006EC0000-0x0000000006F10000-memory.dmp

    Filesize

    320KB

  • memory/2344-94-0x0000000075340000-0x0000000075AF0000-memory.dmp

    Filesize

    7.7MB

  • memory/2556-34-0x0000000075340000-0x0000000075AF0000-memory.dmp

    Filesize

    7.7MB

  • memory/2556-2-0x00000000057E0000-0x0000000005D84000-memory.dmp

    Filesize

    5.6MB

  • memory/2556-0-0x0000000000790000-0x0000000000848000-memory.dmp

    Filesize

    736KB

  • memory/2556-8-0x0000000007B90000-0x0000000007C2C000-memory.dmp

    Filesize

    624KB

  • memory/2556-1-0x0000000075340000-0x0000000075AF0000-memory.dmp

    Filesize

    7.7MB

  • memory/2556-7-0x00000000063A0000-0x00000000063AE000-memory.dmp

    Filesize

    56KB

  • memory/2556-9-0x000000000A260000-0x000000000A2FC000-memory.dmp

    Filesize

    624KB

  • memory/2556-6-0x0000000007AD0000-0x0000000007AE2000-memory.dmp

    Filesize

    72KB

  • memory/2556-3-0x0000000005230000-0x00000000052C2000-memory.dmp

    Filesize

    584KB

  • memory/2556-5-0x00000000053F0000-0x00000000053FA000-memory.dmp

    Filesize

    40KB

  • memory/2556-4-0x00000000051D0000-0x00000000051E0000-memory.dmp

    Filesize

    64KB

  • memory/4264-18-0x0000000005490000-0x00000000054A0000-memory.dmp

    Filesize

    64KB

  • memory/4264-84-0x0000000007F40000-0x0000000007F5A000-memory.dmp

    Filesize

    104KB

  • memory/4264-24-0x0000000006260000-0x00000000062C6000-memory.dmp

    Filesize

    408KB

  • memory/4264-55-0x0000000071A10000-0x0000000071A5C000-memory.dmp

    Filesize

    304KB

  • memory/4264-91-0x0000000075340000-0x0000000075AF0000-memory.dmp

    Filesize

    7.7MB

  • memory/4264-19-0x0000000005490000-0x00000000054A0000-memory.dmp

    Filesize

    64KB

  • memory/4264-25-0x0000000075340000-0x0000000075AF0000-memory.dmp

    Filesize

    7.7MB

  • memory/4264-83-0x0000000007E40000-0x0000000007E54000-memory.dmp

    Filesize

    80KB

  • memory/4264-81-0x0000000007E00000-0x0000000007E11000-memory.dmp

    Filesize

    68KB

  • memory/4264-52-0x000000007FD30000-0x000000007FD40000-memory.dmp

    Filesize

    64KB

  • memory/4264-53-0x0000000007880000-0x00000000078B2000-memory.dmp

    Filesize

    200KB

  • memory/4264-79-0x0000000007C70000-0x0000000007C7A000-memory.dmp

    Filesize

    40KB

  • memory/4264-77-0x0000000008240000-0x00000000088BA000-memory.dmp

    Filesize

    6.5MB

  • memory/5096-15-0x0000000075340000-0x0000000075AF0000-memory.dmp

    Filesize

    7.7MB

  • memory/5096-65-0x0000000007620000-0x000000000763E000-memory.dmp

    Filesize

    120KB

  • memory/5096-54-0x0000000071A10000-0x0000000071A5C000-memory.dmp

    Filesize

    304KB

  • memory/5096-76-0x0000000007650000-0x00000000076F3000-memory.dmp

    Filesize

    652KB

  • memory/5096-78-0x00000000079B0000-0x00000000079CA000-memory.dmp

    Filesize

    104KB

  • memory/5096-66-0x0000000005170000-0x0000000005180000-memory.dmp

    Filesize

    64KB

  • memory/5096-80-0x0000000007C30000-0x0000000007CC6000-memory.dmp

    Filesize

    600KB

  • memory/5096-51-0x00000000067D0000-0x000000000681C000-memory.dmp

    Filesize

    304KB

  • memory/5096-82-0x0000000007BE0000-0x0000000007BEE000-memory.dmp

    Filesize

    56KB

  • memory/5096-50-0x0000000006660000-0x000000000667E000-memory.dmp

    Filesize

    120KB

  • memory/5096-27-0x0000000005F70000-0x00000000062C4000-memory.dmp

    Filesize

    3.3MB

  • memory/5096-85-0x0000000007CD0000-0x0000000007CD8000-memory.dmp

    Filesize

    32KB

  • memory/5096-22-0x00000000056C0000-0x00000000056E2000-memory.dmp

    Filesize

    136KB

  • memory/5096-23-0x0000000005E90000-0x0000000005EF6000-memory.dmp

    Filesize

    408KB

  • memory/5096-92-0x0000000075340000-0x0000000075AF0000-memory.dmp

    Filesize

    7.7MB

  • memory/5096-20-0x0000000005170000-0x0000000005180000-memory.dmp

    Filesize

    64KB

  • memory/5096-17-0x0000000005170000-0x0000000005180000-memory.dmp

    Filesize

    64KB

  • memory/5096-16-0x00000000057B0000-0x0000000005DD8000-memory.dmp

    Filesize

    6.2MB

  • memory/5096-14-0x00000000050E0000-0x0000000005116000-memory.dmp

    Filesize

    216KB