Resubmissions

07-05-2024 12:36

240507-pta39afh8x 10

07-05-2024 12:36

240507-ps89nafh8t 10

07-05-2024 12:36

240507-ps7qtsae72 10

07-05-2024 12:36

240507-ps65asfh7y 10

07-05-2024 12:36

240507-ps4deafh7w 8

25-04-2024 13:15

240425-qg8z7abb48 7

Analysis

  • max time kernel
    224s
  • max time network
    257s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240426-en
  • resource tags

    arch:x64arch:x86image:win11-20240426-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    07-05-2024 12:36

General

  • Target

    f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe

  • Size

    1.8MB

  • MD5

    74f0926d93b595bb0a97d12fcced1f0e

  • SHA1

    057b3c704de258d5b858afc884495405af2c7426

  • SHA256

    f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b

  • SHA512

    08f4b6a7ce8104180e538c2999115bc6cba33f3a66564db1b8369100bdbb540296207233cd25441c97f5ada1f4711c7ad4f12b18cc843ce0e9f719852444622a

  • SSDEEP

    49152:VFqIJny8yP43p0p3PvdvN71jdII5rYjsAIGi:VFqmnbc45YVN71y1AGi

Malware Config

Extracted

Credentials

  • Protocol:
    ftp
  • Host:
    areafinanciera.es
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    Alejandrez_85

Extracted

Credentials

  • Protocol:
    ftp
  • Host:
    areafinanciera.es
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    TG8

Extracted

Credentials

  • Protocol:
    ftp
  • Host:
    areafinanciera.es
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    Willy&chari2008

Extracted

Credentials

  • Protocol:
    ftp
  • Host:
    areafinanciera.es
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    TG8

Extracted

Credentials

  • Protocol:
    ftp
  • Host:
    areafinanciera.es
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    TG8

Extracted

Credentials

  • Protocol:
    ftp
  • Host:
    areafinanciera.es
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    Carolina2010

Extracted

Credentials

  • Protocol:
    ftp
  • Host:
    areafinanciera.es
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    Andrea200933

Signatures

  • UPX packed file 64 IoCs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Creates a large amount of network flows 1 TTPs

    This may indicate a network scan to discover remotely running services.

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Program crash 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe
    "C:\Users\Admin\AppData\Local\Temp\f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:3876
    • C:\Users\Admin\AppData\Local\Temp\f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe
      "C:\Users\Admin\AppData\Local\Temp\f1e87674c6c572fbe566e2570de0cb8a958491b36eda957886f42ceca1fe577b.exe"
      2⤵
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      PID:4376
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4376 -s 37028
        3⤵
        • Program crash
        PID:14652
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4376 -s 28044
        3⤵
        • Program crash
        PID:8340
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4376 -s 27140
        3⤵
        • Program crash
        PID:10392
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 4376 -ip 4376
    1⤵
      PID:8796
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 4376 -ip 4376
      1⤵
        PID:6120
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 496 -p 4376 -ip 4376
        1⤵
          PID:9584

        Network

        MITRE ATT&CK Matrix ATT&CK v13

        Persistence

        Boot or Logon Autostart Execution

        1
        T1547

        Registry Run Keys / Startup Folder

        1
        T1547.001

        Privilege Escalation

        Boot or Logon Autostart Execution

        1
        T1547

        Registry Run Keys / Startup Folder

        1
        T1547.001

        Defense Evasion

        Modify Registry

        1
        T1112

        Discovery

        Network Service Discovery

        1
        T1046

        System Information Discovery

        1
        T1082

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\4KPV6A~1\cached-microdesc-consensus
          Filesize

          2.4MB

          MD5

          0ce4530144899e61e7151afe7810919f

          SHA1

          f300561ff8bbd2b426926aced1e576bd2b91d001

          SHA256

          59f1410ba288f348e46546682bc8ae589accfdb2abc49b0b59fed35ed9de32e5

          SHA512

          595a94b645837f8627b703920cec6eda3e6103ae964c91c383679f00b712343b7f8d4656db6efdaceabe8c641cf45d6461ff77cc9fafa263880bc1a0763a83e6

        • C:\Users\Admin\AppData\Local\Temp\4KPV6A~1\cached-microdescs.new
          Filesize

          7.6MB

          MD5

          10e29481bd5a1d7902521685d9363a78

          SHA1

          82e0ba08dfa6a4bdf204890806a8089e43263cdf

          SHA256

          05d791bb1607ec7f0897e9d9254cfdde6f5c99fdd221d799182833f266c6ffc1

          SHA512

          55b0f8d2826abb1f6c2ff0b7b0355a8e5189fe85a16efe642297889ebc40bef0febb22dfec04a320ba2b97f1bc69d14ba8d56ba891e065aeb0ff34dcbe360962

        • memory/3876-2-0x0000000004B70000-0x0000000004D33000-memory.dmp
          Filesize

          1.8MB

        • memory/3876-4-0x0000000004D40000-0x0000000004EF7000-memory.dmp
          Filesize

          1.7MB

        • memory/4376-7-0x0000000000400000-0x0000000000848000-memory.dmp
          Filesize

          4.3MB

        • memory/4376-6-0x0000000000400000-0x0000000000848000-memory.dmp
          Filesize

          4.3MB

        • memory/4376-1-0x0000000000400000-0x0000000000848000-memory.dmp
          Filesize

          4.3MB

        • memory/4376-9-0x0000000000400000-0x0000000000848000-memory.dmp
          Filesize

          4.3MB

        • memory/4376-8-0x0000000000400000-0x0000000000848000-memory.dmp
          Filesize

          4.3MB

        • memory/4376-3-0x0000000000400000-0x0000000000848000-memory.dmp
          Filesize

          4.3MB

        • memory/4376-22-0x0000000000400000-0x0000000000848000-memory.dmp
          Filesize

          4.3MB

        • memory/4376-30-0x0000000000400000-0x0000000000848000-memory.dmp
          Filesize

          4.3MB

        • memory/4376-39-0x0000000000400000-0x0000000000848000-memory.dmp
          Filesize

          4.3MB

        • memory/4376-40-0x0000000000400000-0x0000000000848000-memory.dmp
          Filesize

          4.3MB

        • memory/4376-41-0x0000000000400000-0x0000000000848000-memory.dmp
          Filesize

          4.3MB

        • memory/4376-45-0x0000000000400000-0x0000000000848000-memory.dmp
          Filesize

          4.3MB

        • memory/4376-48-0x0000000000400000-0x0000000000848000-memory.dmp
          Filesize

          4.3MB

        • memory/4376-49-0x0000000000400000-0x0000000000848000-memory.dmp
          Filesize

          4.3MB

        • memory/4376-53-0x0000000000400000-0x0000000000848000-memory.dmp
          Filesize

          4.3MB

        • memory/4376-54-0x0000000000400000-0x0000000000848000-memory.dmp
          Filesize

          4.3MB

        • memory/4376-58-0x0000000000400000-0x0000000000848000-memory.dmp
          Filesize

          4.3MB

        • memory/4376-59-0x0000000000400000-0x0000000000848000-memory.dmp
          Filesize

          4.3MB

        • memory/4376-72-0x0000000000400000-0x0000000000848000-memory.dmp
          Filesize

          4.3MB

        • memory/4376-70-0x0000000000400000-0x0000000000848000-memory.dmp
          Filesize

          4.3MB

        • memory/4376-66-0x0000000000400000-0x0000000000848000-memory.dmp
          Filesize

          4.3MB

        • memory/4376-63-0x0000000000400000-0x0000000000848000-memory.dmp
          Filesize

          4.3MB

        • memory/4376-74-0x0000000000400000-0x0000000000848000-memory.dmp
          Filesize

          4.3MB

        • memory/4376-108-0x0000000000400000-0x0000000000848000-memory.dmp
          Filesize

          4.3MB

        • memory/4376-106-0x0000000000400000-0x0000000000848000-memory.dmp
          Filesize

          4.3MB

        • memory/4376-102-0x0000000000400000-0x0000000000848000-memory.dmp
          Filesize

          4.3MB

        • memory/4376-103-0x0000000000400000-0x0000000000848000-memory.dmp
          Filesize

          4.3MB

        • memory/4376-99-0x0000000000400000-0x0000000000848000-memory.dmp
          Filesize

          4.3MB

        • memory/4376-97-0x0000000000400000-0x0000000000848000-memory.dmp
          Filesize

          4.3MB

        • memory/4376-94-0x0000000000400000-0x0000000000848000-memory.dmp
          Filesize

          4.3MB

        • memory/4376-90-0x0000000000400000-0x0000000000848000-memory.dmp
          Filesize

          4.3MB

        • memory/4376-88-0x0000000000400000-0x0000000000848000-memory.dmp
          Filesize

          4.3MB

        • memory/4376-86-0x0000000000400000-0x0000000000848000-memory.dmp
          Filesize

          4.3MB

        • memory/4376-84-0x0000000000400000-0x0000000000848000-memory.dmp
          Filesize

          4.3MB

        • memory/4376-82-0x0000000000400000-0x0000000000848000-memory.dmp
          Filesize

          4.3MB

        • memory/4376-78-0x0000000000400000-0x0000000000848000-memory.dmp
          Filesize

          4.3MB

        • memory/4376-75-0x0000000000400000-0x0000000000848000-memory.dmp
          Filesize

          4.3MB

        • memory/4376-73-0x0000000000400000-0x0000000000848000-memory.dmp
          Filesize

          4.3MB

        • memory/4376-71-0x0000000000400000-0x0000000000848000-memory.dmp
          Filesize

          4.3MB

        • memory/4376-69-0x0000000000400000-0x0000000000848000-memory.dmp
          Filesize

          4.3MB

        • memory/4376-109-0x0000000000400000-0x0000000000848000-memory.dmp
          Filesize

          4.3MB

        • memory/4376-68-0x0000000000400000-0x0000000000848000-memory.dmp
          Filesize

          4.3MB

        • memory/4376-67-0x0000000000400000-0x0000000000848000-memory.dmp
          Filesize

          4.3MB

        • memory/4376-107-0x0000000000400000-0x0000000000848000-memory.dmp
          Filesize

          4.3MB

        • memory/4376-65-0x0000000000400000-0x0000000000848000-memory.dmp
          Filesize

          4.3MB

        • memory/4376-101-0x0000000000400000-0x0000000000848000-memory.dmp
          Filesize

          4.3MB

        • memory/4376-100-0x0000000000400000-0x0000000000848000-memory.dmp
          Filesize

          4.3MB

        • memory/4376-98-0x0000000000400000-0x0000000000848000-memory.dmp
          Filesize

          4.3MB

        • memory/4376-64-0x0000000000400000-0x0000000000848000-memory.dmp
          Filesize

          4.3MB

        • memory/4376-96-0x0000000000400000-0x0000000000848000-memory.dmp
          Filesize

          4.3MB

        • memory/4376-95-0x0000000000400000-0x0000000000848000-memory.dmp
          Filesize

          4.3MB

        • memory/4376-92-0x0000000000400000-0x0000000000848000-memory.dmp
          Filesize

          4.3MB

        • memory/4376-91-0x0000000000400000-0x0000000000848000-memory.dmp
          Filesize

          4.3MB

        • memory/4376-62-0x0000000000400000-0x0000000000848000-memory.dmp
          Filesize

          4.3MB

        • memory/4376-89-0x0000000000400000-0x0000000000848000-memory.dmp
          Filesize

          4.3MB

        • memory/4376-85-0x0000000000400000-0x0000000000848000-memory.dmp
          Filesize

          4.3MB

        • memory/4376-83-0x0000000000400000-0x0000000000848000-memory.dmp
          Filesize

          4.3MB

        • memory/4376-81-0x0000000000400000-0x0000000000848000-memory.dmp
          Filesize

          4.3MB

        • memory/4376-61-0x0000000000400000-0x0000000000848000-memory.dmp
          Filesize

          4.3MB

        • memory/4376-80-0x0000000000400000-0x0000000000848000-memory.dmp
          Filesize

          4.3MB

        • memory/4376-79-0x0000000000400000-0x0000000000848000-memory.dmp
          Filesize

          4.3MB

        • memory/4376-77-0x0000000000400000-0x0000000000848000-memory.dmp
          Filesize

          4.3MB

        • memory/4376-76-0x0000000000400000-0x0000000000848000-memory.dmp
          Filesize

          4.3MB

        • memory/4376-60-0x0000000000400000-0x0000000000848000-memory.dmp
          Filesize

          4.3MB

        • memory/4376-7907-0x0000000000400000-0x0000000000848000-memory.dmp
          Filesize

          4.3MB