Analysis

  • max time kernel
    92s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-11-2024 21:27

General

  • Target

    3960222a2a28496f6cc48856ab25d4671d47f84731db0cadfe823b88be185e9e.exe

  • Size

    1014KB

  • MD5

    021f3047e4f07d108a378fe0a6468cb8

  • SHA1

    d2d49a89cb2f727d8efe837f3d2427d7a35f7ae5

  • SHA256

    3960222a2a28496f6cc48856ab25d4671d47f84731db0cadfe823b88be185e9e

  • SHA512

    84c782a3bdaac257b44f1207b09857a498fa2d5bf880cc83cb76baf5a4f34455af6494a6c5c62e1173ed09582b1a30ac0027ab43de0c24039e27f6342443c77a

  • SSDEEP

    12288:SdlV+y4MahZgSi5+4Ea1KXyW6sn2O79uojpKB6PZ2t+4IK/f5JFZWPAojn4nWoya:6G9MahZgusqz67OocPZGIK/RZo4jik

Malware Config

Signatures

  • Detect Neshta payload 4 IoCs
  • Neshta

    Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.

  • Neshta family
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Modifies system executable filetype association 2 TTPs 1 IoCs
  • Reads user/profile data of web browsers 3 TTPs

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

  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 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.

  • Modifies registry class 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3960222a2a28496f6cc48856ab25d4671d47f84731db0cadfe823b88be185e9e.exe
    "C:\Users\Admin\AppData\Local\Temp\3960222a2a28496f6cc48856ab25d4671d47f84731db0cadfe823b88be185e9e.exe"
    1⤵
    • Checks computer location settings
    • Modifies system executable filetype association
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:2960
    • C:\Users\Admin\AppData\Local\Temp\3582-490\3960222a2a28496f6cc48856ab25d4671d47f84731db0cadfe823b88be185e9e.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\3960222a2a28496f6cc48856ab25d4671d47f84731db0cadfe823b88be185e9e.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      PID:3184

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROTE~1.EXE

    Filesize

    86KB

    MD5

    3b73078a714bf61d1c19ebc3afc0e454

    SHA1

    9abeabd74613a2f533e2244c9ee6f967188e4e7e

    SHA256

    ded54d1fcca07b6bff2bc3b9a1131eac29ff1f836e5d7a7c5c325ec5abe96e29

    SHA512

    75959d4e8a7649c3268b551a2a378e6d27c0bfb03d2422ebeeb67b0a3f78c079473214057518930f2d72773ce79b106fd2d78405e8e3d8883459dcbb49c163c4

  • C:\Users\Admin\AppData\Local\Temp\3582-490\3960222a2a28496f6cc48856ab25d4671d47f84731db0cadfe823b88be185e9e.exe

    Filesize

    974KB

    MD5

    2d8caa49b0c26c6f60ad4f4146dac2c8

    SHA1

    99f4490a4fafa724630113250804121e28920c7e

    SHA256

    81fe143dd682587255e1256e1a90fd22b1363a9c45e168e19a96a6b8a8176fc6

    SHA512

    d80d556191be800e657e1a7a8e4f1debcc2fefbb95c4decade299a24f7a07dd192ba1e00c4f4209d0fb5d40749029eeacb250eba798f055f8209593b06d30833

  • C:\Users\Admin\AppData\Local\Temp\nszABA2.tmp\SkinnedControls.dll

    Filesize

    100KB

    MD5

    0006cb746a9885c09b1c3f9029f91bb6

    SHA1

    b8f605fb5b098aca7958db6a0482743330efc129

    SHA256

    8dfe0f6b593a3378b3ced491bdec82e7dce1ce0e664f5aef6ea4cfb61df7c06c

    SHA512

    94a52e5968d03f57720f4efaf392fd468c3ff07893f841b1f7a1284b6edbdbde27c0be139db4d3cad083d1a0f9a41e2b6a3912f2973f1c709aa6ef7f77ceb3bf

  • C:\Users\Admin\AppData\Local\Temp\nszABA2.tmp\System.dll

    Filesize

    29KB

    MD5

    b88a1e0eabc83c0ea2444dcb9876f8e0

    SHA1

    a826534363c3d4a51d65c19525f757e4f27e3bc8

    SHA256

    b08141e69d51007af55784862e4d50a4f1d6f64e6ae6805070e5a23eafebbc06

    SHA512

    0083841b6034b31e562a9e55bb407acce78f4cec9c2a18242c80e45800e047632de11fe0c5b7fbdc479b78a187a6422937a10330d732c88a0256602c0e1781d0

  • memory/2960-108-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2960-109-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2960-111-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB