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Analysis

  • max time kernel
    145s
  • max time network
    135s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23/08/2024, 23:31

General

  • Target

    d185acf237f9b43928cbebb1c00d2dc39cb141b8d4a56913f2f5be37cc2b4236.exe

  • Size

    1.9MB

  • MD5

    7ea756f94d83df9268c173c8a0a7bda6

  • SHA1

    ad059ad95694a032ba4ef46b3ed987a994e0a6e6

  • SHA256

    d185acf237f9b43928cbebb1c00d2dc39cb141b8d4a56913f2f5be37cc2b4236

  • SHA512

    3407da08086c9b5afcc85a520a9b0dfa6fb97bf5b23c5df48ab25a40751ae1f73687617b85129e83b5c1fe60ad3610b02c6fcf032ca1bf7fbdd28caaaa35e9a2

  • SSDEEP

    49152:IsvSCS63vsMMIfhbEZKn+g4WyxxQRWkokhU:IsqCS63vsMMybgKCWyxx0DokhU

Malware Config

Signatures

  • Credentials from Password Stores: Credentials from Web Browsers 1 TTPs

    Malicious Access or copy of Web Browser Credential store.

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • 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.

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d185acf237f9b43928cbebb1c00d2dc39cb141b8d4a56913f2f5be37cc2b4236.exe
    "C:\Users\Admin\AppData\Local\Temp\d185acf237f9b43928cbebb1c00d2dc39cb141b8d4a56913f2f5be37cc2b4236.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2948
    • C:\Users\Admin\AppData\Local\Temp\RarSFX0\VC_redist.x64.exe
      "C:\Users\Admin\AppData\Local\Temp\RarSFX0\VC_redist.x64.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Checks processor information in registry
      • Suspicious behavior: EnumeratesProcesses
      PID:3924
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3924 -s 1016
        3⤵
        • Program crash
        PID:4324
  • 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 --field-trial-handle=4180,i,3210801877307184477,8078594481454001567,262144 --variations-seed-version --mojo-platform-channel-handle=1440 /prefetch:8
    1⤵
      PID:3700
    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --field-trial-handle=3312,i,3210801877307184477,8078594481454001567,262144 --variations-seed-version --mojo-platform-channel-handle=2760 /prefetch:3
      1⤵
        PID:960
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3924 -ip 3924
        1⤵
          PID:844

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network\SCT Auditing Pending Reports

          Filesize

          2B

          MD5

          d751713988987e9331980363e24189ce

          SHA1

          97d170e1550eee4afc0af065b78cda302a97674c

          SHA256

          4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945

          SHA512

          b25b294cb4deb69ea00a4c3cf3113904801b6015e5956bd019a8570b1fe1d6040e944ef3cdee16d0a46503ca6e659a25f21cf9ceddc13f352a3c98138c15d6af

        • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network\Sdch Dictionaries

          Filesize

          40B

          MD5

          20d4b8fa017a12a108c87f540836e250

          SHA1

          1ac617fac131262b6d3ce1f52f5907e31d5f6f00

          SHA256

          6028bd681dbf11a0a58dde8a0cd884115c04caa59d080ba51bde1b086ce0079d

          SHA512

          507b2b8a8a168ff8f2bdafa5d9d341c44501a5f17d9f63f3d43bd586bc9e8ae33221887869fa86f845b7d067cb7d2a7009efd71dda36e03a40a74fee04b86856

        • C:\Users\Admin\AppData\Local\Temp\RarSFX0\VC_redist.x64.exe

          Filesize

          6.3MB

          MD5

          08dede2c715885e3fb5e423e1551df88

          SHA1

          bf5f0a88fe5d8e4bb8cf9f0bcb4793e101080388

          SHA256

          924ca30e1fb1fc1095fdbdf3ee6d32f2c41ea64bcef06a9ffa8ee53615a53d28

          SHA512

          31ab8e374b320250c11657a9b3d4b8c7794769db810ae1ed9354468a7b4cea553033cdf36bd5181f083d0e85ed8c490d4c0d64fb0e2cf7f2744524a6200377bf

        • memory/3924-9-0x0000000000400000-0x0000000001068000-memory.dmp

          Filesize

          12.4MB

        • memory/3924-12-0x0000000000400000-0x0000000001068000-memory.dmp

          Filesize

          12.4MB

        • memory/3924-22-0x0000000000400000-0x0000000001068000-memory.dmp

          Filesize

          12.4MB