Overview

overview

8

Static

static

3

9013cd1036...7b.exe

windows7-x64

8

9013cd1036...7b.exe

windows10-2004-x64

8

Analysis

  • max time kernel
    161s
  • max time network
    170s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-04-2024 14:19

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General

  • Target

    9013cd10369d0761258d5b85760a4726f3eacc2e27f1dbc73065518f08b4527b.exe

  • Size

    403KB

  • MD5

    e562ac082996cce8c048034efa3014db

  • SHA1

    80ad2a6d9c4baa341ffea6aab6f715dee55c8772

  • SHA256

    9013cd10369d0761258d5b85760a4726f3eacc2e27f1dbc73065518f08b4527b

  • SHA512

    574757dbf94fe6d6e00a32b4dcd9445b4d39a2f0d94aa6fd8644ceabb6d36a9d1b237a4133bd2da25a8e09de3579d011f7bcb2ba2c3908fee4dfd3a349149694

  • SSDEEP

    6144:3w9D91dOrcN3ZGXNYFNmIkYvUIelVjjVtGRyFH4x:gtRfJcNYFNm8UhlZGsex

Score
8/10
bootkitpersistencespywarestealer

Malware Config

Signatures

  • Blocklisted process makes network request 7 IoCs
  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

    spywarestealer
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Enumerates connected drives 3 TTPs 2 IoCs

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

  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

    bootkitpersistence
  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 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.

  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9013cd10369d0761258d5b85760a4726f3eacc2e27f1dbc73065518f08b4527b.exe
    "C:\Users\Admin\AppData\Local\Temp\9013cd10369d0761258d5b85760a4726f3eacc2e27f1dbc73065518f08b4527b.exe"
    1⤵
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3964
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c ping 127.0.0.1 -n 2&C:\Users\Admin\AppData\Local\Temp\\uyuxz.exe "C:\Users\Admin\AppData\Local\Temp\9013cd10369d0761258d5b85760a4726f3eacc2e27f1dbc73065518f08b4527b.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2540
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1 -n 2
        3⤵
        • Runs ping.exe
        PID:4688
      • C:\Users\Admin\AppData\Local\Temp\uyuxz.exe
        C:\Users\Admin\AppData\Local\Temp\\uyuxz.exe "C:\Users\Admin\AppData\Local\Temp\9013cd10369d0761258d5b85760a4726f3eacc2e27f1dbc73065518f08b4527b.exe"
        3⤵
        • Deletes itself
        • Executes dropped EXE
        • Drops file in Program Files directory
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2368
        • \??\c:\windows\SysWOW64\rundll32.exe
          c:\windows\system32\rundll32.exe "c:\Program Files\iuvimmuuj\ftqaemh.dll",Verify C:\Users\Admin\AppData\Local\Temp\uyuxz.exe
          4⤵
          • Blocklisted process makes network request
          • Loads dropped DLL
          • Adds Run key to start application
          • Enumerates connected drives
          • Writes to the Master Boot Record (MBR)
          • Suspicious use of NtSetInformationThreadHideFromDebugger
          • Checks processor information in registry
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:1488
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4076 --field-trial-handle=2900,i,14549994492153927475,12895178890800740987,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:2292

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\uyuxz.exe
      Filesize

      403KB

      MD5

      6ae1b69d78f03f3d7c0723ece20e3ab8

      SHA1

      b8404060b7cf407ffdcd7759b43c73d412ab27a4

      SHA256

      6e9374a943a4791d7c1e7b5ea88a085c76551861746c49a5ce8f93d53bfebd62

      SHA512

      fcba0f38b4e737d3c56718baea4b1fb46bb4e5f310d80915abe386ce5602ad22c045d41f3f16d7a08e4dcc29c5bb63200f73fd4be8faeab94a0f4bfc3fb3a7f4

      Download Submit
    • \??\c:\Program Files\iuvimmuuj\ftqaemh.dll
      Filesize

      228KB

      MD5

      4609e48a6eb72d37bcbfba9a42c4fc4a

      SHA1

      3a41269c82417f9523b1090ff015fc19590cf977

      SHA256

      bedc5dfcc822f64419bf7c483eca654bfd7f1bc15c86ae2626f41ebe41a4ce70

      SHA512

      8cf351e4a783241b3fa636d8bf257a1bbab8f12b6df4617b0589de1977ff77429ea337de34efff598110514ad5d81794aa86e1bd6f5d8ef119eef088af529f57

      Download Submit
    • memory/1488-10-0x0000000010000000-0x0000000010080000-memory.dmp
      Filesize

      512KB

      Download
    • memory/1488-11-0x0000000010000000-0x0000000010080000-memory.dmp
      Filesize

      512KB

      Download
    • memory/1488-13-0x0000000010000000-0x0000000010080000-memory.dmp
      Filesize

      512KB

      Download
    • memory/2368-7-0x0000000000400000-0x0000000000464000-memory.dmp
      Filesize

      400KB

      Download
    • memory/3964-0-0x0000000000400000-0x0000000000464000-memory.dmp
      Filesize

      400KB

      Download
    • memory/3964-2-0x0000000000400000-0x0000000000464000-memory.dmp
      Filesize

      400KB

      Download