Analysis

  • max time kernel
    99s
  • max time network
    168s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    23-11-2022 19:01

General

  • Target

    1c749053063ea5a442178c88c79f97322c1318afc6f22d5d2e8c1bf2b06a1a63.exe

  • Size

    2.0MB

  • MD5

    0f5858df6305f9520a12bed3e8da12de

  • SHA1

    36b85cb00933341d6043aaf04232ffe8a03b462d

  • SHA256

    1c749053063ea5a442178c88c79f97322c1318afc6f22d5d2e8c1bf2b06a1a63

  • SHA512

    dc5554ad930d90bf00a53b8cf040b2ae186dd5750bb5fdc21ddc340be6ea54de7c7e03fb23524122005039fdf2e11904d69413c49a02dcf7ce96ca3ddf45bb3d

  • SSDEEP

    49152:4FjhDUZ6XvNQAcvjvoGJRh002CHAN+104fbtZZG:KjE6feAcrDX2snfbHs

Score
7/10

Malware Config

Signatures

  • Loads dropped DLL 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\1c749053063ea5a442178c88c79f97322c1318afc6f22d5d2e8c1bf2b06a1a63.exe
    "C:\Users\Admin\AppData\Local\Temp\1c749053063ea5a442178c88c79f97322c1318afc6f22d5d2e8c1bf2b06a1a63.exe"
    1⤵
    • Loads dropped DLL
    PID:948

Network

MITRE ATT&CK Matrix ATT&CK v6

Discovery

System Information Discovery

1
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • \Users\Admin\AppData\Local\Temp\nsu1383.tmp\BrandingURL.dll
    Filesize

    3KB

    MD5

    9c3488b5e9655d1837c3963ecec33f70

    SHA1

    f0fa9b4c29e75c6e4419c4633d09f2797aee2ef3

    SHA256

    05ef4beb7fab9d04c1fb251874166fa2d73a34b4a7f2b145d37a2fd00c88979a

    SHA512

    6af9f88d65d2279a71620f2a656062b1737b3a9a1692ed4e5887bdee891ce08d21c5c0b25ab3acbe6da9fe255dcd7f8a517c2751e73dc56add216740c945e4a7

  • \Users\Admin\AppData\Local\Temp\nsu1383.tmp\InstallOptions.dll
    Filesize

    14KB

    MD5

    0dc0cc7a6d9db685bf05a7e5f3ea4781

    SHA1

    5d8b6268eeec9d8d904bc9d988a4b588b392213f

    SHA256

    8e287326f1cdd5ef2dcd7a72537c68cbe4299ceb1f820707c5820f3aa6d8206c

    SHA512

    814dd17ebb434f4a3356f716c783ab7f569f9ee34ce5274fa50392526925f044798f8006198ac7afe3d1c2ca83a2ca8c472ca53fec5f12bbfbbe0707abacd6b0

  • \Users\Admin\AppData\Local\Temp\nsu1383.tmp\NSISdl.dll
    Filesize

    14KB

    MD5

    254f13dfd61c5b7d2119eb2550491e1d

    SHA1

    5083f6804ee3475f3698ab9e68611b0128e22fd6

    SHA256

    fd0e8be2135f3d326b65520383a3468c3983fa32c9c93594d986b16709d80f28

    SHA512

    fcef8ac5bd0ee6e316dbbc128a223ba18c8bf85a8d253e0c0877af6a4f686a20b08d34e5a426e2be5045962b391b8073769253a4d9b18616febc8133ccf654f7

  • \Users\Admin\AppData\Local\Temp\nsu1383.tmp\Splash.dll
    Filesize

    4KB

    MD5

    ff8340b98dbd0c4f38d06627b97637a4

    SHA1

    aae736a26fbb1ed5e9fddd956115699a910b3435

    SHA256

    6dad450c8b77a4827899eb54347d6f0c3a225c56920b0565dbc6b63c33bc176f

    SHA512

    58eda9fdc3e69c651f96d2994c76afd9e09624de5622177996b3ca9cfb9fbadb4489996ac49d220de16963acc734853239b807c65c50f79d39f4b292925ec685

  • memory/948-54-0x0000000075D51000-0x0000000075D53000-memory.dmp
    Filesize

    8KB