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Analysis

  • max time kernel
    117s
  • max time network
    119s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25/09/2024, 04:23

General

  • Target

    dfdf536b9faf306b46dc086b66340f8a5377365a42203f046df0f1040e86675bN.exe

  • Size

    995KB

  • MD5

    761da628e362a7c49e454e8aaf157370

  • SHA1

    f3c45e55589c052adacef4918dc2bb90aecc648e

  • SHA256

    dfdf536b9faf306b46dc086b66340f8a5377365a42203f046df0f1040e86675b

  • SHA512

    46dc28c61d7fb542e371ddcbc291b2c8470135632a44f22705881935f356a89f7b1299b24d5036e0df1e7e75970feece5d6e1e9395eaae6156d44dabc2e3ead5

  • SSDEEP

    24576:4DDBiT7cBHNSEEfaRED98kzU46tS4KjJZR2JHxEJtR8TBK+9Akvivy:vcBtyCED98kzv6tS4KjJZR2JHxEJtRm/

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • 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.

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\dfdf536b9faf306b46dc086b66340f8a5377365a42203f046df0f1040e86675bN.exe
    "C:\Users\Admin\AppData\Local\Temp\dfdf536b9faf306b46dc086b66340f8a5377365a42203f046df0f1040e86675bN.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2704
    • C:\ProgramData\tblms.exe
      "C:\ProgramData\tblms.exe"
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      PID:3416
  • 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=3364,i,8293235976513689021,7261015831736501466,262144 --variations-seed-version --mojo-platform-channel-handle=4332 /prefetch:8
    1⤵
      PID:3608

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Documents and Settings .exe

      Filesize

      995KB

      MD5

      fca4df424a56aff331540973de5b7fe7

      SHA1

      ed300e83048903748d8e3c71a00e7025d56fa88b

      SHA256

      a67d9e17e964cefaebacfa97dbcbbecfc56cf46123cd9e5929d183678dbfb57e

      SHA512

      dac55429174a797533a2d435ee32032fa718dedd5f8d9c76ac4ed56fce8b6842f786900051eb43b431a51ec4881008420fa0aab5edf31939d978e06a359407bd

    • C:\ProgramData\Saaaalamm\Mira.h

      Filesize

      136KB

      MD5

      cb4c442a26bb46671c638c794bf535af

      SHA1

      8a742d0b372f2ddd2d1fdf688c3c4ac7f9272abf

      SHA256

      f8d2c17bdf34ccfb58070ac8b131a8d95055340101a329f9a7212ac5240d0c25

      SHA512

      074a31e8da403c0a718f93cbca50574d8b658921193db0e6e20eacd232379286f14a3698cd443dc740d324ad19d74934ae001a7ad64b88897d8afefbc9a3d4e3

    • C:\ProgramData\tblms.exe

      Filesize

      858KB

      MD5

      4f36226fb223d36e46362bb1e6998611

      SHA1

      b58f1413de8a932063d53a2af9a756d561b81afa

      SHA256

      fa05e0e0ae2a72fc1ef3dac1dbcab97f23b8d09e7b0196edfabe82bf04617973

      SHA512

      4f9c66747cbb41675a9c6314ea1666a147b855f3cd51ee8a78175ef81c80274c1bebc1a04d4a89ed068374e3e531649c554be7298084335b6c9f0d76a3f8ba7e

    • memory/2704-0-0x0000000000400000-0x0000000000474000-memory.dmp

      Filesize

      464KB

    • memory/2704-1-0x0000000000400000-0x0000000000474000-memory.dmp

      Filesize

      464KB

    • memory/2704-9-0x0000000000400000-0x0000000000474000-memory.dmp

      Filesize

      464KB

    • memory/3416-103-0x0000000000400000-0x0000000000448000-memory.dmp

      Filesize

      288KB