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Analysis

  • max time kernel
    97s
  • max time network
    98s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22/01/2025, 21:27

General

  • Target

    795d43f0001a440e3a13bf4bd8a0e00d5b1df67dce6b4fe3fbfd518db10aa160N.exe

  • Size

    2.1MB

  • MD5

    44761373a1a8be7e21c38af7cd968e90

  • SHA1

    8895010ab6209b1e62e8a930c4944edca52b8d3a

  • SHA256

    795d43f0001a440e3a13bf4bd8a0e00d5b1df67dce6b4fe3fbfd518db10aa160

  • SHA512

    9d9d6375d876ba9719af49b6aeb48d8b5f9200715837a9dc8f2eec3db4ec683193e113bee73e5a4177cee72e97d74827f57e597c2b5162cd2455ccb6c7656fea

  • SSDEEP

    49152:aNyqOUXEpp970Se04Lp3P3c7Y66oXZvbho9n0/wrXL:TDUXEppiS5413fcnHbho9n0orb

Malware Config

Signatures

  • Detect Neshta payload 5 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
  • 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.

  • Checks installed software on the system 1 TTPs

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

  • 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.

  • NSIS installer 2 IoCs
  • Modifies registry class 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\795d43f0001a440e3a13bf4bd8a0e00d5b1df67dce6b4fe3fbfd518db10aa160N.exe
    "C:\Users\Admin\AppData\Local\Temp\795d43f0001a440e3a13bf4bd8a0e00d5b1df67dce6b4fe3fbfd518db10aa160N.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:1236
    • C:\Users\Admin\AppData\Local\Temp\3582-490\795d43f0001a440e3a13bf4bd8a0e00d5b1df67dce6b4fe3fbfd518db10aa160N.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\795d43f0001a440e3a13bf4bd8a0e00d5b1df67dce6b4fe3fbfd518db10aa160N.exe"
      2⤵
      • Executes dropped EXE
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      PID:1248

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:\Program Files (x86)\Roni Music\Amazing Slow Downer\Amazing.exe

    Filesize

    2.1MB

    MD5

    f588b855570ed21db6d86798a9a5b445

    SHA1

    c81e37d3520206c4ebcb6a7fc4dbac0c65cfab5c

    SHA256

    b2e0b771907cbad24be7d56936b7b47cdf6322afb1e572ace6c311786bf67ecd

    SHA512

    3419cf0e556bd27a9d9ee330c8310110602254d7ddafcc66e85ee3460ada9c972ad1c1a8f625a6275601884d344a5e446064af19a8ca8c5bc0a4b7b18df0001b

  • C:\Users\Admin\AppData\Local\Temp\3582-490\795d43f0001a440e3a13bf4bd8a0e00d5b1df67dce6b4fe3fbfd518db10aa160N.exe

    Filesize

    2.1MB

    MD5

    e0bace81669d80738ce23458c93a0275

    SHA1

    520512b98d99013bcfa70345db3e2594549cd1d6

    SHA256

    5ed3e61a6a444ce1eb74f0a5eb363915575b7d691b3ac19101dd897bc65ead19

    SHA512

    556f061f8060b74a28cc7013d685fd803e7146ade5b6e7a5170c334ca522c52fc50660d48f5e6fdf2dfa297692158fdcbcfa836a9de455eae86c1b5b63f43655

  • memory/1236-92-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1236-121-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1236-122-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1236-124-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB