Overview

overview

10

Static

static

10

3b40b1651e...a3.exe

windows7-x64

9

3b40b1651e...a3.exe

windows10-2004-x64

9

Analysis

  • max time kernel
    155s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28-04-2024 20:19

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General

  • Target

    3b40b1651ed9ceb80ed6ca004143400584600e10d64d628258351a83aa5d65a3.exe

  • Size

    1.6MB

  • MD5

    d9e654ef2c44a3cb7f83bbe4480407b0

  • SHA1

    0881342a31ca38c93b4e111e99933857799323b3

  • SHA256

    3b40b1651ed9ceb80ed6ca004143400584600e10d64d628258351a83aa5d65a3

  • SHA512

    84214aa69a5d44290520791db3bec90271dda7bfaf4ca174403f788c4db07afea13cacac0f4b5fd1c8e537f968a5af4f3e22e66de3731518b9cd967736192a5f

  • SSDEEP

    24576:VEj8TMgbMggOBdOiHQc8rY7XqoLxg+k1FiyxiLXMMoWn0Hp7cOIFM67sUkDozAPL:dTMgXdO9c/g+kriy4LX0HpwOIKoCzf

Score
9/10
persistencespywarestealerupx

Malware Config

Signatures

  • Detects executables containing possible sandbox analysis VM usernames 5 IoCs
  • UPX dump on OEP (original entry point) 9 IoCs
  • Checks computer location settings 2 TTPs 2 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Reads user/profile data of web browsers 2 TTPs

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

    spywarestealer
  • UPX packed file 9 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

    upx
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Enumerates connected drives 3 TTPs 23 IoCs

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

  • Drops file in System32 directory 12 IoCs
  • Drops file in Program Files directory 19 IoCs
  • Drops file in Windows directory 64 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3b40b1651ed9ceb80ed6ca004143400584600e10d64d628258351a83aa5d65a3.exe
    "C:\Users\Admin\AppData\Local\Temp\3b40b1651ed9ceb80ed6ca004143400584600e10d64d628258351a83aa5d65a3.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • Enumerates connected drives
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:3040
    • C:\Users\Admin\AppData\Local\Temp\3b40b1651ed9ceb80ed6ca004143400584600e10d64d628258351a83aa5d65a3.exe
      "C:\Users\Admin\AppData\Local\Temp\3b40b1651ed9ceb80ed6ca004143400584600e10d64d628258351a83aa5d65a3.exe"
      2⤵
      • Checks computer location settings
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:4696
      • C:\Users\Admin\AppData\Local\Temp\3b40b1651ed9ceb80ed6ca004143400584600e10d64d628258351a83aa5d65a3.exe
        "C:\Users\Admin\AppData\Local\Temp\3b40b1651ed9ceb80ed6ca004143400584600e10d64d628258351a83aa5d65a3.exe"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:5436
    • C:\Users\Admin\AppData\Local\Temp\3b40b1651ed9ceb80ed6ca004143400584600e10d64d628258351a83aa5d65a3.exe
      "C:\Users\Admin\AppData\Local\Temp\3b40b1651ed9ceb80ed6ca004143400584600e10d64d628258351a83aa5d65a3.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      PID:4252
  • 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=3668 --field-trial-handle=2280,i,1836084024518340990,18250262151825427757,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:1408

    Network

    MITRE ATT&CK Matrix ATT&CK v13

    Initial Access

    Execution

    Persistence

    Boot or Logon Autostart Execution

    1
    T1547

    Registry Run Keys / Startup Folder

    1
    T1547.001

    Privilege Escalation

    Boot or Logon Autostart Execution

    1
    T1547

    Registry Run Keys / Startup Folder

    1
    T1547.001

    Defense Evasion

    Modify Registry

    1
    T1112

    Credential Access

    Unsecured Credentials

    1
    T1552

    Credentials In Files

    1
    T1552.001

    Discovery

    Query Registry

    2
    T1012

    System Information Discovery

    3
    T1082

    Peripheral Device Discovery

    1
    T1120

    Lateral Movement

    Collection

    Data from Local System

    1
    T1005

    Exfiltration

    Command and Control

    Impact

    Resource Development

    Reconnaissance

    Replay Monitor

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    Downloads

    • C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX86\Microsoft Shared\italian cum bukkake hidden hairy .mpg.exe
      Filesize

      1.2MB

      MD5

      694b4c4cb16867b57ef00214e16eef6a

      SHA1

      22c9992d32be51f88962c0a8d76ae92136d2a09c

      SHA256

      2b735c1ea39f607c83df5eeab4918111b6ccf949a61fa65ab9fea6105e1e74f4

      SHA512

      48b2fdaa18fc6b53ba91b804f4d35792c25065e11dedcf893ca2f60db511d563c4f0b8708a2c82946c707188b707583cbfea87cfa1d6fbd118f3ed8096f7623f

      Download Submit
    • memory/3040-0-0x0000000000400000-0x000000000041F000-memory.dmp
      Filesize

      124KB

      Download
    • memory/3040-14-0x0000000000400000-0x000000000041F000-memory.dmp
      Filesize

      124KB

      Download
    • memory/4252-13-0x0000000000400000-0x000000000041F000-memory.dmp
      Filesize

      124KB

      Download
    • memory/4252-113-0x0000000000400000-0x000000000041F000-memory.dmp
      Filesize

      124KB

      Download
    • memory/4696-7-0x0000000000400000-0x000000000041F000-memory.dmp
      Filesize

      124KB

      Download
    • memory/4696-49-0x0000000000400000-0x000000000041F000-memory.dmp
      Filesize

      124KB

      Download
    • memory/5436-15-0x0000000000400000-0x000000000041F000-memory.dmp
      Filesize

      124KB

      Download
    • memory/5436-162-0x0000000000400000-0x000000000041F000-memory.dmp
      Filesize

      124KB

      Download