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Resubmissions

17/07/2023, 16:41

230717-t7cw8aec3x 7

13/07/2023, 10:00

230713-l1nq5shb4s 7

12/07/2023, 15:27

230712-svrzyaeg9s 7

Analysis

  • max time kernel
    1800s
  • max time network
    1612s
  • platform
    windows10-1703_x64
  • resource
    win10-20230703-en
  • resource tags

    arch:x64arch:x86image:win10-20230703-enlocale:en-usos:windows10-1703-x64system
  • submitted
    17/07/2023, 16:41

General

  • Target

    e2458363b08a92790b60e377548744390f48b3cc8b8f782187a3c7a831af207a.bin.exe

  • Size

    22KB

  • MD5

    d31a84e598ec295a556dcfc5d5275816

  • SHA1

    0c8b18547df5dea26284621c332c1a6c79a7fa5d

  • SHA256

    e2458363b08a92790b60e377548744390f48b3cc8b8f782187a3c7a831af207a

  • SHA512

    4b782f6d5a15f5bc2e0445009778317352d0c1df1c90fa243b580559d4ad1330c0baf5c4ec51d63b22af2fe59c5b1136293d8f6bdebdd67830f8a0f10a76d0b0

  • SSDEEP

    384:3pDiz0KwG26bMJhCFP/jYjaWU4MakAUHJTKGOo2x+PgwgB0VDGXnxPveC5jx2qZ2:3Jv2lY+WyDAUHFyjxOglQcxP842r

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Drops file in Windows directory 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e2458363b08a92790b60e377548744390f48b3cc8b8f782187a3c7a831af207a.bin.exe
    "C:\Users\Admin\AppData\Local\Temp\e2458363b08a92790b60e377548744390f48b3cc8b8f782187a3c7a831af207a.bin.exe"
    1⤵
    • Adds Run key to start application
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:192
    • C:\Windows\csrss.exe
      C:\Windows\csrss.exe C:\Users\Admin\AppData\Local\Temp\e2458363b08a92790b60e377548744390f48b3cc8b8f782187a3c7a831af207a.bin.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2956

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Windows\csrss.exe

    Filesize

    22KB

    MD5

    d31a84e598ec295a556dcfc5d5275816

    SHA1

    0c8b18547df5dea26284621c332c1a6c79a7fa5d

    SHA256

    e2458363b08a92790b60e377548744390f48b3cc8b8f782187a3c7a831af207a

    SHA512

    4b782f6d5a15f5bc2e0445009778317352d0c1df1c90fa243b580559d4ad1330c0baf5c4ec51d63b22af2fe59c5b1136293d8f6bdebdd67830f8a0f10a76d0b0

  • C:\Windows\csrss.exe

    Filesize

    22KB

    MD5

    d31a84e598ec295a556dcfc5d5275816

    SHA1

    0c8b18547df5dea26284621c332c1a6c79a7fa5d

    SHA256

    e2458363b08a92790b60e377548744390f48b3cc8b8f782187a3c7a831af207a

    SHA512

    4b782f6d5a15f5bc2e0445009778317352d0c1df1c90fa243b580559d4ad1330c0baf5c4ec51d63b22af2fe59c5b1136293d8f6bdebdd67830f8a0f10a76d0b0

  • memory/192-122-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/192-145-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/2956-147-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/2956-167-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB