Analysis

  • max time kernel
    173s
  • max time network
    176s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07-11-2022 17:13

General

  • Target

    fd4845cd7deef68fc57b4dd6c1c4806686145657a2be08c4d46b167c9df303ce.exe

  • Size

    588KB

  • MD5

    025387dd4f24847516237f55e913bad5

  • SHA1

    2010e8f192449436731f14fd756239f7bad03755

  • SHA256

    fd4845cd7deef68fc57b4dd6c1c4806686145657a2be08c4d46b167c9df303ce

  • SHA512

    fef98c75716596bf6d0b77ce8ca63cca5558fe7aa679f7c7553408768b58fc8e1c2dcef8471451895416beed9413cee103f3118155afdeb531755e73f9d9665c

  • SSDEEP

    12288:qXR2D/HOcfxGk5e3fbbREgC8VrtuqN/IrjD6yVQihlg:qEzOcfxGk5ePbygCI7NUVC

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Enumerates connected drives 3 TTPs 22 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in System32 directory 27 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fd4845cd7deef68fc57b4dd6c1c4806686145657a2be08c4d46b167c9df303ce.exe
    "C:\Users\Admin\AppData\Local\Temp\fd4845cd7deef68fc57b4dd6c1c4806686145657a2be08c4d46b167c9df303ce.exe"
    1⤵
    • Enumerates connected drives
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    PID:4684
  • C:\Windows\servicing\TrustedInstaller.exe
    C:\Windows\servicing\TrustedInstaller.exe
    1⤵
    • Executes dropped EXE
    • Drops file in Windows directory
    PID:3356

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Windows\servicing\TrustedInstaller.exe

    Filesize

    193KB

    MD5

    805418acd5280e97074bdadca4d95195

    SHA1

    a69e4f03d775a7a0cc5ed2d5569cbfbb4d31d2d6

    SHA256

    73684e31ad4afe3fdc525b51ccaacc14d402c92db9c42e3fcbfe1e65524b1c01

    SHA512

    630a255950c0ae0983ae907d20326adea36ce262c7784428a0811b04726849c929bc9cea338a89e77447a6cec30b0889694158327c002566d3cf5be2bb88e4de

  • memory/4684-132-0x0000000000400000-0x00000000004E6000-memory.dmp

    Filesize

    920KB

  • memory/4684-133-0x0000000000400000-0x00000000004E6000-memory.dmp

    Filesize

    920KB