Analysis

  • max time kernel
    12s
  • max time network
    18s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27-03-2024 10:58

General

  • Target

    FACTURA_.EXE.exe

  • Size

    710KB

  • MD5

    8670ff57444ced9cc643f4588e41a93e

  • SHA1

    7195dc5aeda6f7f88e32e3aab2c696959c4e42a5

  • SHA256

    4150a9254130775146e1973ba461ffacc7d51365da70db48becba50fbfc1e39d

  • SHA512

    d4948994ac3dfb526a0b03b8c3d442c4254f2145fbe3574f45e4b4bd5ddbc575870ad261de7f92a351808ecb1c8b62ea9c4e86c69ae945c4cb8cccf090c5c0fd

  • SSDEEP

    12288:AsHzOUNUSB/o5LsI1uwajJ5yvv1l2WiqfqVR7idUfRgtdvGmavCbyBW6/:TiUmSB/o5d1ubcvpjbdWgf2W6/

Malware Config

Signatures

  • AgentTesla

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

  • Drops startup file 1 IoCs
  • Executes dropped EXE 1 IoCs
  • UPX packed file 6 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • AutoIT Executable 2 IoCs

    AutoIT scripts compiled to PE executables.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of FindShellTrayWindow 4 IoCs
  • Suspicious use of SendNotifyMessage 4 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\FACTURA_.EXE.exe
    "C:\Users\Admin\AppData\Local\Temp\FACTURA_.EXE.exe"
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:1620
    • C:\Users\Admin\AppData\Local\directory\DADDY 24.exe
      "C:\Users\Admin\AppData\Local\Temp\FACTURA_.EXE.exe"
      2⤵
      • Drops startup file
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:3520
      • C:\Windows\SysWOW64\svchost.exe
        "C:\Users\Admin\AppData\Local\Temp\FACTURA_.EXE.exe"
        3⤵
          PID:2224

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\holloing

      Filesize

      29KB

      MD5

      9051a40b6ac75f6b5347da6925ecfccd

      SHA1

      328c6977e8d88b2a606c9a94e46d700df29e8f03

      SHA256

      c67d018207edfcb91b774d1a63f6eafb864db567b5f3c5a741d56c3c315b8870

      SHA512

      73fd3b38b41285ae0ebca8b815bb47f4139029173d8d80968b14b184991114174e38bb7f27ca17f020d3f090542b311f64f37c8599c99a39d3412fa8be66e3d5

    • C:\Users\Admin\AppData\Local\Temp\outbluffed

      Filesize

      321KB

      MD5

      c9d48e11c2310c97b41d29cda85d5e98

      SHA1

      00b37cd3d43d8ff20e6b70ad28fa155729c3327a

      SHA256

      a31829ce442837ee0fef65dc83d813706446dc22e8fb001f227517d33585f327

      SHA512

      ffaf91d73f689dfeebe7b6983a675b26f45a1ac5133301757bd57abb90378bda1a0c8bcda2e6bf40896b00278c3840d2957cc02da2d2a253a6848d9b9cf0d1e3

    • C:\Users\Admin\AppData\Local\directory\DADDY 24.exe

      Filesize

      4.6MB

      MD5

      e364bca6c9a9ea2606f3121109b2d92a

      SHA1

      08c2ad73c20e23823f04f91c74a0cc22d9a9870d

      SHA256

      8bd203bc477c86d953c9f4344303d283f2442dc8bcdc93ef076bb8472b50c469

      SHA512

      213f068f08562754b477cee748fc081838441a2f30198fef6eeb6a83ab5d8d1d408eaf62379c06274521e970036b3823d4273ed40b6acc816d0511ecb4397c65

    • C:\Users\Admin\AppData\Local\directory\DADDY 24.exe

      Filesize

      4.9MB

      MD5

      cac791500bbf7df760273abb3219e2d8

      SHA1

      ede57d1db17512d1f56066d503317df20ba81a92

      SHA256

      135b55927d76158d5f55a620eb1e6d2f5b9cd44d9042f0802ce8ddca660ec2c8

      SHA512

      8a6e3aea6be06c78d52b23fd45e681d47fe487446d6a92248d3a24e0f9a5fec51b674a067a7edb785f0574188b291480e415452f1f8cf4ec6349557a7d62d489

    • memory/1620-11-0x0000000001350000-0x0000000001354000-memory.dmp

      Filesize

      16KB

    • memory/1620-0-0x0000000000190000-0x000000000031F000-memory.dmp

      Filesize

      1.6MB

    • memory/1620-17-0x0000000000190000-0x000000000031F000-memory.dmp

      Filesize

      1.6MB

    • memory/2224-31-0x0000000000400000-0x0000000000454000-memory.dmp

      Filesize

      336KB

    • memory/2224-32-0x0000000000400000-0x0000000000454000-memory.dmp

      Filesize

      336KB

    • memory/2224-34-0x0000000000400000-0x0000000000454000-memory.dmp

      Filesize

      336KB

    • memory/2224-35-0x0000000000400000-0x0000000000454000-memory.dmp

      Filesize

      336KB

    • memory/2224-37-0x00000000059C0000-0x0000000005A02000-memory.dmp

      Filesize

      264KB

    • memory/2224-36-0x0000000074760000-0x0000000074F10000-memory.dmp

      Filesize

      7.7MB

    • memory/2224-38-0x0000000006220000-0x00000000067C4000-memory.dmp

      Filesize

      5.6MB

    • memory/3520-15-0x0000000000D70000-0x0000000000EFF000-memory.dmp

      Filesize

      1.6MB

    • memory/3520-33-0x0000000000D70000-0x0000000000EFF000-memory.dmp

      Filesize

      1.6MB