Analysis

  • max time kernel
    144s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18-04-2024 10:46

General

  • Target

    e479cff41e57e42b07c8322340a41f3810334e5e18b884786c085f7616ba7af3.exe

  • Size

    1.8MB

  • MD5

    fb06326f3de40596615223a2802a212d

  • SHA1

    8632d1f4370572eba8acad40fb1ecc30124a3c80

  • SHA256

    e479cff41e57e42b07c8322340a41f3810334e5e18b884786c085f7616ba7af3

  • SHA512

    9828b9a2af4786bbb0a954bbda5a938a49495fc8ab93d18c072752c83292a035d187cac84f5abe70467f4bad06b726abecea5304435ae9eedc5e339abfabb230

  • SSDEEP

    24576:/3vLRdVhZBK8NogWYO09tOGi9J3YiWdCMJ5QxmjwC/hR:/3d5ZQ1bxJIiW0MbQxA

Malware Config

Extracted

Family

metasploit

Version

windows/shell_reverse_tcp

C2

1.15.12.73:4567

Signatures

  • MetaSploit

    Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.

  • Drops file in Drivers directory 1 IoCs
  • Checks computer location settings 2 TTPs 1 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.

  • Checks installed software on the system 1 TTPs

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

  • Enumerates connected drives 3 TTPs 23 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e479cff41e57e42b07c8322340a41f3810334e5e18b884786c085f7616ba7af3.exe
    "C:\Users\Admin\AppData\Local\Temp\e479cff41e57e42b07c8322340a41f3810334e5e18b884786c085f7616ba7af3.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2436
    • C:\Users\Admin\AppData\Local\Temp\e479cff41e57e42b07c8322340a41f3810334e5e18b884786c085f7616ba7af3.exe
      "C:\Users\Admin\AppData\Local\Temp\e479cff41e57e42b07c8322340a41f3810334e5e18b884786c085f7616ba7af3.exe" Admin
      2⤵
      • Drops file in Drivers directory
      • Enumerates connected drives
      • Suspicious use of AdjustPrivilegeToken
      PID:2724
  • 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=4056 --field-trial-handle=2256,i,6670388345726423024,18382795228658886258,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:2804

    Network

    MITRE ATT&CK Matrix ATT&CK v13

    Credential Access

    Unsecured Credentials

    1
    T1552

    Credentials In Files

    1
    T1552.001

    Discovery

    Query Registry

    3
    T1012

    System Information Discovery

    3
    T1082

    Peripheral Device Discovery

    1
    T1120

    Collection

    Data from Local System

    1
    T1005

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2436-0-0x0000000000670000-0x0000000000671000-memory.dmp
      Filesize

      4KB

    • memory/2436-1-0x0000000000670000-0x0000000000671000-memory.dmp
      Filesize

      4KB

    • memory/2436-2-0x0000000002420000-0x0000000002421000-memory.dmp
      Filesize

      4KB

    • memory/2436-5-0x0000000000400000-0x00000000005E5000-memory.dmp
      Filesize

      1.9MB

    • memory/2724-6-0x00000000023D0000-0x00000000023D1000-memory.dmp
      Filesize

      4KB

    • memory/2724-10-0x0000000000400000-0x00000000005E5000-memory.dmp
      Filesize

      1.9MB

    • memory/2724-11-0x0000000000400000-0x00000000005E5000-memory.dmp
      Filesize

      1.9MB

    • memory/2724-12-0x0000000000400000-0x00000000005E5000-memory.dmp
      Filesize

      1.9MB

    • memory/2724-13-0x0000000000400000-0x00000000005E5000-memory.dmp
      Filesize

      1.9MB

    • memory/2724-14-0x0000000000400000-0x00000000005E5000-memory.dmp
      Filesize

      1.9MB

    • memory/2724-15-0x0000000000400000-0x00000000005E5000-memory.dmp
      Filesize

      1.9MB

    • memory/2724-16-0x0000000000400000-0x00000000005E5000-memory.dmp
      Filesize

      1.9MB

    • memory/2724-17-0x0000000000400000-0x00000000005E5000-memory.dmp
      Filesize

      1.9MB

    • memory/2724-19-0x0000000000400000-0x00000000005E5000-memory.dmp
      Filesize

      1.9MB

    • memory/2724-20-0x0000000000400000-0x00000000005E5000-memory.dmp
      Filesize

      1.9MB