Analysis

  • max time kernel
    141s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    27-01-2024 16:43

General

  • Target

    Setup.exe

  • Size

    3.9MB

  • MD5

    917f6a260b0022a268317343c7203bb4

  • SHA1

    72cfe36ea2164cb8aec735d0e125234052d90499

  • SHA256

    90948413d398896ea05fdd9c9665198dba5cb32479fc8c3aba0e19d26d52b9fd

  • SHA512

    ac67044fbef066717e1fce73b1609cf996aa46bcb30c3be88ddba9073b2f4eb0d317ae159e993303cfb74b3b70f84dd42cdc00ca31919a639b9724f84edb08ef

  • SSDEEP

    98304:edjuQfPR0vptUPdekT4JTPx86mGkrJJ8HBTxa4WxL9TR5:ijBa/CAe4AdJEBTxXWxZR5

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Setup.exe
    "C:\Users\Admin\AppData\Local\Temp\Setup.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:3064
    • C:\Users\Admin\AppData\Local\Temp\is-CJ6TN.tmp\is-SNOC0.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-CJ6TN.tmp\is-SNOC0.tmp" /SL4 $40016 "C:\Users\Admin\AppData\Local\Temp\Setup.exe" 3902811 52224
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious behavior: GetForegroundWindowSpam
      PID:1792

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Local\Temp\is-CJ6TN.tmp\is-SNOC0.tmp

    Filesize

    643KB

    MD5

    036ef63e2f9b138a42d6adb54ec0cd1e

    SHA1

    353db5d438205a726a6d54beb62f9c62638f501d

    SHA256

    71b487f0523f213004766402b22bf86fa0ef9891e940d2a4cb12eba6627e7cc6

    SHA512

    31b8f6e76c8c4f5323f12384c41f6f2b04e58545c121da71e2a4da947a9c0aea9eb05df4f8199cc6dc89bc238577c4e2d5fb4b66e77e1130bc72b6c38f207cc9

  • \Users\Admin\AppData\Local\Temp\is-LQJ82.tmp\_isetup\_shfoldr.dll

    Filesize

    22KB

    MD5

    92dc6ef532fbb4a5c3201469a5b5eb63

    SHA1

    3e89ff837147c16b4e41c30d6c796374e0b8e62c

    SHA256

    9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

    SHA512

    9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

  • memory/1792-15-0x0000000000400000-0x00000000004CF000-memory.dmp

    Filesize

    828KB

  • memory/3064-0-0x0000000000400000-0x0000000000413000-memory.dmp

    Filesize

    76KB

  • memory/3064-14-0x0000000000400000-0x0000000000413000-memory.dmp

    Filesize

    76KB