Analysis

  • max time kernel
    149s
  • max time network
    142s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    15-04-2024 14:08

General

  • Target

    8f05b29284b0bf78da28f4591214941d29c7e3c06fc2cf88deec7303499d99df.exe

  • Size

    900KB

  • MD5

    b453df3dd59b3deb37751908cd8e677f

  • SHA1

    645c922c5aa6e9eafdfb3b692962cedc0c567f5d

  • SHA256

    8f05b29284b0bf78da28f4591214941d29c7e3c06fc2cf88deec7303499d99df

  • SHA512

    e3ca834e05664323d0922d730599521eb5c3334e1775df7263ee1b6b19f3df1db0558f3c85c4b2541292b485f90578ffb160ef53a430439c1cb2e3be8bd8e58b

  • SSDEEP

    24576:BIs/LMbqQ0r9BK3eeRAPbuTjBIxkul5AXMxABDsEC/:msDGtALeiwCFY4h/

Malware Config

Signatures

  • FatalRat

    FatalRat is a modular infostealer family written in C++ first appearing in June 2021.

  • Fatal Rat payload 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 22 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Suspicious behavior: EnumeratesProcesses 51 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8f05b29284b0bf78da28f4591214941d29c7e3c06fc2cf88deec7303499d99df.exe
    "C:\Users\Admin\AppData\Local\Temp\8f05b29284b0bf78da28f4591214941d29c7e3c06fc2cf88deec7303499d99df.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: RenamesItself
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1092
    • C:\Users\Admin\AppData\Local\8f05b29284b0bf78da28f4591214941d29c7e3c06fc2cf88deec7303499d99df.exe
      "C:\Users\Admin\AppData\Local\8f05b29284b0bf78da28f4591214941d29c7e3c06fc2cf88deec7303499d99df.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Checks processor information in registry
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:312

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • \Users\Admin\AppData\Local\8f05b29284b0bf78da28f4591214941d29c7e3c06fc2cf88deec7303499d99df.exe

    Filesize

    900KB

    MD5

    b453df3dd59b3deb37751908cd8e677f

    SHA1

    645c922c5aa6e9eafdfb3b692962cedc0c567f5d

    SHA256

    8f05b29284b0bf78da28f4591214941d29c7e3c06fc2cf88deec7303499d99df

    SHA512

    e3ca834e05664323d0922d730599521eb5c3334e1775df7263ee1b6b19f3df1db0558f3c85c4b2541292b485f90578ffb160ef53a430439c1cb2e3be8bd8e58b

  • memory/312-17408-0x0000000000400000-0x00000000004F6000-memory.dmp

    Filesize

    984KB

  • memory/312-17401-0x0000000000400000-0x00000000004F6000-memory.dmp

    Filesize

    984KB

  • memory/312-17394-0x00000000020C0000-0x00000000021D1000-memory.dmp

    Filesize

    1.1MB

  • memory/312-11256-0x0000000001E10000-0x0000000001F91000-memory.dmp

    Filesize

    1.5MB

  • memory/312-8708-0x0000000000400000-0x00000000004F6000-memory.dmp

    Filesize

    984KB

  • memory/1092-846-0x0000000002220000-0x0000000002331000-memory.dmp

    Filesize

    1.1MB

  • memory/1092-856-0x0000000002220000-0x0000000002331000-memory.dmp

    Filesize

    1.1MB

  • memory/1092-822-0x0000000002220000-0x0000000002331000-memory.dmp

    Filesize

    1.1MB

  • memory/1092-824-0x0000000002220000-0x0000000002331000-memory.dmp

    Filesize

    1.1MB

  • memory/1092-826-0x0000000002220000-0x0000000002331000-memory.dmp

    Filesize

    1.1MB

  • memory/1092-828-0x0000000002220000-0x0000000002331000-memory.dmp

    Filesize

    1.1MB

  • memory/1092-830-0x0000000002220000-0x0000000002331000-memory.dmp

    Filesize

    1.1MB

  • memory/1092-832-0x0000000002220000-0x0000000002331000-memory.dmp

    Filesize

    1.1MB

  • memory/1092-834-0x0000000002220000-0x0000000002331000-memory.dmp

    Filesize

    1.1MB

  • memory/1092-836-0x0000000002220000-0x0000000002331000-memory.dmp

    Filesize

    1.1MB

  • memory/1092-838-0x0000000002220000-0x0000000002331000-memory.dmp

    Filesize

    1.1MB

  • memory/1092-840-0x0000000002220000-0x0000000002331000-memory.dmp

    Filesize

    1.1MB

  • memory/1092-842-0x0000000002220000-0x0000000002331000-memory.dmp

    Filesize

    1.1MB

  • memory/1092-844-0x0000000002220000-0x0000000002331000-memory.dmp

    Filesize

    1.1MB

  • memory/1092-0-0x0000000000400000-0x00000000004F6000-memory.dmp

    Filesize

    984KB

  • memory/1092-848-0x0000000002220000-0x0000000002331000-memory.dmp

    Filesize

    1.1MB

  • memory/1092-850-0x0000000002220000-0x0000000002331000-memory.dmp

    Filesize

    1.1MB

  • memory/1092-852-0x0000000002220000-0x0000000002331000-memory.dmp

    Filesize

    1.1MB

  • memory/1092-854-0x0000000002220000-0x0000000002331000-memory.dmp

    Filesize

    1.1MB

  • memory/1092-820-0x0000000002220000-0x0000000002331000-memory.dmp

    Filesize

    1.1MB

  • memory/1092-858-0x0000000002220000-0x0000000002331000-memory.dmp

    Filesize

    1.1MB

  • memory/1092-860-0x0000000002220000-0x0000000002331000-memory.dmp

    Filesize

    1.1MB

  • memory/1092-862-0x0000000002220000-0x0000000002331000-memory.dmp

    Filesize

    1.1MB

  • memory/1092-864-0x0000000002220000-0x0000000002331000-memory.dmp

    Filesize

    1.1MB

  • memory/1092-866-0x0000000002220000-0x0000000002331000-memory.dmp

    Filesize

    1.1MB

  • memory/1092-868-0x0000000002220000-0x0000000002331000-memory.dmp

    Filesize

    1.1MB

  • memory/1092-870-0x0000000002220000-0x0000000002331000-memory.dmp

    Filesize

    1.1MB

  • memory/1092-872-0x0000000002220000-0x0000000002331000-memory.dmp

    Filesize

    1.1MB

  • memory/1092-2547-0x0000000001F70000-0x00000000020F1000-memory.dmp

    Filesize

    1.5MB

  • memory/1092-8688-0x0000000002220000-0x0000000002331000-memory.dmp

    Filesize

    1.1MB

  • memory/1092-8692-0x0000000000400000-0x00000000004F6000-memory.dmp

    Filesize

    984KB

  • memory/1092-818-0x0000000002220000-0x0000000002331000-memory.dmp

    Filesize

    1.1MB

  • memory/1092-816-0x0000000002220000-0x0000000002331000-memory.dmp

    Filesize

    1.1MB

  • memory/1092-814-0x0000000002220000-0x0000000002331000-memory.dmp

    Filesize

    1.1MB

  • memory/1092-812-0x0000000002220000-0x0000000002331000-memory.dmp

    Filesize

    1.1MB

  • memory/1092-811-0x0000000002220000-0x0000000002331000-memory.dmp

    Filesize

    1.1MB

  • memory/1092-1-0x0000000076B90000-0x0000000076BD7000-memory.dmp

    Filesize

    284KB