Analysis

  • max time kernel
    135s
  • max time network
    131s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18-08-2024 18:22

General

  • Target

    $TEMP/m6_invoice/u2lsamp1.dll

  • Size

    21KB

  • MD5

    ccd8feed3d549bd78a2f76de4d721cd5

  • SHA1

    5161b82635d547642afd6712196c334e92547900

  • SHA256

    7fd9b7f2a88aae8a5adaad08b3b54e73d1bb980282538dbb2e6e54afd95ea5e3

  • SHA512

    2e2582ce204e129efc10e845b299efd652967484ef113e3486561dfbb883c847653c61c03eeb2503378e45a24aff5d6721d6ff78ff09eeb4337c1d0323e8f269

  • SSDEEP

    384:Y4BVub0hI8BJFsYkE+j6V3WKilfWLCcY9jBJJphf:jNFsYkE+eDmWL38TJ7

Score
3/10

Malware Config

Signatures

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

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

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\$TEMP\m6_invoice\u2lsamp1.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4356
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\$TEMP\m6_invoice\u2lsamp1.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:980
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 980 -s 604
        3⤵
        • Program crash
        PID:3708
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 980 -ip 980
    1⤵
      PID:1032
    • 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=4152,i,8548254608087149642,10333768245962368401,262144 --variations-seed-version --mojo-platform-channel-handle=4036 /prefetch:8
      1⤵
        PID:2576

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads