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Analysis

  • max time kernel
    240s
  • max time network
    273s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    20/10/2023, 08:25

General

  • Target

    a7c4285218581fc609232793a82c091b1855f120ea4484536140533907fa7a48.exe

  • Size

    1.3MB

  • MD5

    9c39f93c41464571c61a9e6ad689b91a

  • SHA1

    fb2ee625d3b88af6bf5519281250c09da171d438

  • SHA256

    a7c4285218581fc609232793a82c091b1855f120ea4484536140533907fa7a48

  • SHA512

    8611e1f076240b18b70a417acba548c7e5111cd20a1390a596eb30b49faa29d40e12f51acf03fe5e9602fd635ba2feb946574664a3945e0199e2cc91690ff59f

  • SSDEEP

    24576:yP3oWsSQq42nyvUPZ8lvIEK4GyiqRs1wc1EHSLgQyqa5M8VN2W2OI4:cYNqyM1wGy2f1mQ7aiJOP

Malware Config

Signatures

  • FatalRat

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

  • Fatal Rat payload 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 25 IoCs
  • Drops file in Program Files directory 2 IoCs
  • 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 use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a7c4285218581fc609232793a82c091b1855f120ea4484536140533907fa7a48.exe
    "C:\Users\Admin\AppData\Local\Temp\a7c4285218581fc609232793a82c091b1855f120ea4484536140533907fa7a48.exe"
    1⤵
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Drops file in Program Files directory
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:2180
  • C:\Program Files (x86)\Svwxya.exe
    "C:\Program Files (x86)\Svwxya.exe"
    1⤵
    • Executes dropped EXE
    PID:2508

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Program Files (x86)\Svwxya.exe

    Filesize

    1.3MB

    MD5

    9c39f93c41464571c61a9e6ad689b91a

    SHA1

    fb2ee625d3b88af6bf5519281250c09da171d438

    SHA256

    a7c4285218581fc609232793a82c091b1855f120ea4484536140533907fa7a48

    SHA512

    8611e1f076240b18b70a417acba548c7e5111cd20a1390a596eb30b49faa29d40e12f51acf03fe5e9602fd635ba2feb946574664a3945e0199e2cc91690ff59f

  • memory/2180-852-0x0000000002300000-0x0000000002411000-memory.dmp

    Filesize

    1.1MB

  • memory/2180-834-0x0000000002300000-0x0000000002411000-memory.dmp

    Filesize

    1.1MB

  • memory/2180-812-0x0000000002300000-0x0000000002411000-memory.dmp

    Filesize

    1.1MB

  • memory/2180-814-0x0000000002300000-0x0000000002411000-memory.dmp

    Filesize

    1.1MB

  • memory/2180-816-0x0000000002300000-0x0000000002411000-memory.dmp

    Filesize

    1.1MB

  • memory/2180-818-0x0000000002300000-0x0000000002411000-memory.dmp

    Filesize

    1.1MB

  • memory/2180-820-0x0000000002300000-0x0000000002411000-memory.dmp

    Filesize

    1.1MB

  • memory/2180-828-0x0000000002300000-0x0000000002411000-memory.dmp

    Filesize

    1.1MB

  • memory/2180-826-0x0000000002300000-0x0000000002411000-memory.dmp

    Filesize

    1.1MB

  • memory/2180-824-0x0000000002300000-0x0000000002411000-memory.dmp

    Filesize

    1.1MB

  • memory/2180-822-0x0000000002300000-0x0000000002411000-memory.dmp

    Filesize

    1.1MB

  • memory/2180-830-0x0000000002300000-0x0000000002411000-memory.dmp

    Filesize

    1.1MB

  • memory/2180-832-0x0000000002300000-0x0000000002411000-memory.dmp

    Filesize

    1.1MB

  • memory/2180-836-0x0000000002300000-0x0000000002411000-memory.dmp

    Filesize

    1.1MB

  • memory/2180-0-0x0000000000400000-0x00000000005A5000-memory.dmp

    Filesize

    1.6MB

  • memory/2180-838-0x0000000002300000-0x0000000002411000-memory.dmp

    Filesize

    1.1MB

  • memory/2180-844-0x0000000002300000-0x0000000002411000-memory.dmp

    Filesize

    1.1MB

  • memory/2180-842-0x0000000002300000-0x0000000002411000-memory.dmp

    Filesize

    1.1MB

  • memory/2180-811-0x0000000002300000-0x0000000002411000-memory.dmp

    Filesize

    1.1MB

  • memory/2180-840-0x0000000002300000-0x0000000002411000-memory.dmp

    Filesize

    1.1MB

  • memory/2180-858-0x0000000002300000-0x0000000002411000-memory.dmp

    Filesize

    1.1MB

  • memory/2180-848-0x0000000002300000-0x0000000002411000-memory.dmp

    Filesize

    1.1MB

  • memory/2180-846-0x0000000002300000-0x0000000002411000-memory.dmp

    Filesize

    1.1MB

  • memory/2180-854-0x0000000002300000-0x0000000002411000-memory.dmp

    Filesize

    1.1MB

  • memory/2180-856-0x0000000002300000-0x0000000002411000-memory.dmp

    Filesize

    1.1MB

  • memory/2180-850-0x0000000002300000-0x0000000002411000-memory.dmp

    Filesize

    1.1MB

  • memory/2180-860-0x0000000002300000-0x0000000002411000-memory.dmp

    Filesize

    1.1MB

  • memory/2180-862-0x0000000002300000-0x0000000002411000-memory.dmp

    Filesize

    1.1MB

  • memory/2180-866-0x0000000002300000-0x0000000002411000-memory.dmp

    Filesize

    1.1MB

  • memory/2180-864-0x0000000002300000-0x0000000002411000-memory.dmp

    Filesize

    1.1MB

  • memory/2180-868-0x0000000002300000-0x0000000002411000-memory.dmp

    Filesize

    1.1MB

  • memory/2180-870-0x0000000002300000-0x0000000002411000-memory.dmp

    Filesize

    1.1MB

  • memory/2180-872-0x0000000002300000-0x0000000002411000-memory.dmp

    Filesize

    1.1MB

  • memory/2180-2547-0x0000000002170000-0x00000000022F1000-memory.dmp

    Filesize

    1.5MB

  • memory/2180-8686-0x0000000002300000-0x0000000002411000-memory.dmp

    Filesize

    1.1MB

  • memory/2180-8693-0x0000000000400000-0x00000000005A5000-memory.dmp

    Filesize

    1.6MB

  • memory/2180-8702-0x0000000000400000-0x00000000005A5000-memory.dmp

    Filesize

    1.6MB

  • memory/2180-1-0x00000000772C0000-0x0000000077307000-memory.dmp

    Filesize

    284KB

  • memory/2508-11253-0x0000000002230000-0x00000000023B1000-memory.dmp

    Filesize

    1.5MB

  • memory/2508-15449-0x0000000000400000-0x00000000005A5000-memory.dmp

    Filesize

    1.6MB