Analysis

  • max time kernel
    148s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28-12-2024 21:24

General

  • Target

    VegaStealer_v2.exe

  • Size

    7.7MB

  • MD5

    9f4f298bcf1d208bd3ce3907cfb28480

  • SHA1

    05c1cfde951306f8c6e9d484d3d88698c4419c62

  • SHA256

    bf7057293d871cac087daab42daf22c1737a1df6adc7b7963989658f3b65f4cc

  • SHA512

    4c763c3b6d4884f77083db5ccada59bc57803b3226294eff2ec3db8f2121ac01ee240b0e822cb090f5320ce40df545b477e323efabdbca31722731adc4b46806

  • SSDEEP

    98304:Rgl47z3Aldea5a/OhtJeq+4NK+dG7M0mWZsE6+YhU+dbkh4yiMP0Q:H/wld79ht+j1M0mWZsE6+YASy10Q

Malware Config

Extracted

Family

blackguard

C2

https://api.telegram.org/bot6540906397:AAG08fPgT-V7I17vtz49STaZEuwqXqKshuM/sendMessage?chat_id=5445185021

Signatures

  • BlackGuard

    Infostealer first seen in Late 2021.

  • Blackguard 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 5 IoCs
  • Reads user/profile data of web browsers 3 TTPs

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

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Looks up external IP address via web service 3 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • 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.

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\VegaStealer_v2.exe
    "C:\Users\Admin\AppData\Local\Temp\VegaStealer_v2.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3696
    • C:\Users\Admin\AppData\Local\Temp\v2.exe
      "C:\Users\Admin\AppData\Local\Temp\v2.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Checks processor information in registry
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3816

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\Newtonsoft.Json.dll

    Filesize

    571KB

    MD5

    169b6d383b7c650ab3ae2129397a6cf3

    SHA1

    fcaef7defb04301fd55fb1421bb15ef96d7040d6

    SHA256

    b896083feb2bdedc1568b62805dbd354c55e57f2d2469a52aec6c98f4ec2dedf

    SHA512

    7a7a7bdb508b8bf177249251c83b65a2ef4a5d8b29397cab130cb8444b23888678673a9a2e4b1c74cc095b358f923b9e7e5a91bfa8c240412d95765851f1dd87

  • C:\Users\Admin\AppData\Local\Temp\SQLite.Interop.dll

    Filesize

    1.3MB

    MD5

    0a1e95b0b1535203a1b8479dff2c03ff

    SHA1

    20c4b4406e8a3b1b35ca739ed59aa07ba867043d

    SHA256

    788d748b4d35dfd091626529457d91e9ebc8225746211086b14fb4a25785a51e

    SHA512

    854abcca8d807a98a9ad0ca5d2e55716c3ce26fae7ee4642796baf415c3cfad522b658963eafe504ecaed6c2ecdcdf332c9b01e43dfa342fcc5ca0fbedfe600e

  • C:\Users\Admin\AppData\Local\Temp\System.Data.SQLite.dll

    Filesize

    410KB

    MD5

    056d3fcaf3b1d32ff25f513621e2a372

    SHA1

    851740bca46bab71d0b1d47e47f3eb8358cbee03

    SHA256

    66b64362664030bff1596cda2ec5bd5df48cc7c8313c32f771db4aa30a3f86f9

    SHA512

    ce47c581538f48a46d70279a62c702195beacbfafb48a5a862b3922625fe56f6887d1679c6d9366f946d3d2124cb31c2a3eacbbd14d601ea56e66575cdf46180

  • C:\Users\Admin\AppData\Local\Temp\v2.exe

    Filesize

    271KB

    MD5

    3f62213d184b639a0a62bcb1e65370a8

    SHA1

    bbf50b3c683550684cdb345d348e98fbe2fcafe0

    SHA256

    c692dfc29e70a17cabc19561e8e2662e1fe32fdba998a09fe1a8dc2b7e045b34

    SHA512

    0cd40d714e6a6ebd60cc0c8b0e339905a5f1198a474a531b1794fb562f27053f118718cc68b9652fef3411906f9d8ad22d0253af256fa1922133e9907298e803

  • C:\Users\Admin\AppData\Roaming\NZyRPXDyDHZHXJXHVJDZPSPDEBJWH.Admin\Browsers\Firefox\Bookmarks.txt

    Filesize

    105B

    MD5

    2e9d094dda5cdc3ce6519f75943a4ff4

    SHA1

    5d989b4ac8b699781681fe75ed9ef98191a5096c

    SHA256

    c84c98bbf5e0ef9c8d0708b5d60c5bb656b7d6be5135d7f7a8d25557e08cf142

    SHA512

    d1f7eed00959e902bdb2125b91721460d3ff99f3bdfc1f2a343d4f58e8d4e5e5a06c0c6cdc0379211c94510f7c00d7a8b34fa7d0ca0c3d54cbbe878f1e9812b7

  • C:\Users\Admin\AppData\Roaming\NZyRPXDyDHZHXJXHVJDZPSPDEBJWH.Admin\Process.txt

    Filesize

    718B

    MD5

    6a71924cb936a4739428fa433699d2e4

    SHA1

    bc3a0fb7e58d782d734a835de68266afb630ff76

    SHA256

    9083633caf0b605d03f60693426d1dda05cceedd44a7857ca6517dd87aa3b74e

    SHA512

    4c33e53820445838831eb0b0d5230227ea495586814eeea74dc7285b840158234c9eeb129fe89f96fc94478d14b856e9b3aa130ddc3d56b0057af2854ae69f22

  • C:\Users\Admin\AppData\Roaming\NZyRPXDyDHZHXJXHVJDZPSPDEBJWH.Admin\Process.txt

    Filesize

    916B

    MD5

    b2b4043696b5307a10dd6ad3ba34a470

    SHA1

    973edd9ae302735c09b11ea0b37edee34209c00d

    SHA256

    307efcced84abafa9182b7ac7075f4fcbf9c99cd6721fa6f858c85d519b2f4da

    SHA512

    c8040f575d4b17bbd80ad444417ba43ea95c4d994e0aa4d84653ce466e02fe36f1f9f169812a4850caeedbf1462668ad3b7d4c35d847e19d260ed21bd4503567

  • C:\Users\Admin\AppData\Roaming\NZyRPXDyDHZHXJXHVJDZPSPDEBJWH.Admin\Process.txt

    Filesize

    1KB

    MD5

    62eda18e2479a7b325464275b206d635

    SHA1

    4ede6206b4403538b85fec66335ece90936e2b86

    SHA256

    382ca30bb97358bd35f657d0352ffaec8a9474c2b0f5bc7ef76b9de97bcfc18c

    SHA512

    6314d63a0e27617c1ddb77dc735fde36dd017b82e6790ff77fdc0e87780f11611752233dc244ef56c4097e18c1915c6d2958c3aa99b88658a0e6c31a2f74456c

  • C:\Users\Admin\AppData\Roaming\NZyRPXDyDHZHXJXHVJDZPSPDEBJWH.Admin\Process.txt

    Filesize

    1KB

    MD5

    2cb91530bc591a0d63bbd398a0f2f48b

    SHA1

    4bdd674aa233f2c3180e983da88223d009059e91

    SHA256

    8fc17421306b1a96218631eea683a7c65487a1da44174593863f2b7effc70db8

    SHA512

    2f71060c5c277c5d35c3e5ffb46e79e1cc85c6b1e5063b25d8a0481217bdb4795bb4d7c440b2531f2c174d1c946a7aceaffda4a9bb175290fc3b7c9a75891796

  • C:\Users\Admin\AppData\Roaming\NZyRPXDyDHZHXJXHVJDZPSPDEBJWH.Admin\Process.txt

    Filesize

    1KB

    MD5

    3657d1e665995cf835e126c606222f6c

    SHA1

    8ba763c321fc2dfbcbf40f22b846efae5a0e86fb

    SHA256

    0b91b3c11b31afd37bdf42464292ecc06ec75cd8f280f00d557a5374d2f33ca5

    SHA512

    33d86ba57fdc83d576e0defc241e1bc72e1f6fedd52a1c21b31b6b355cc057a02b82f598a3373bed3bc65e197d4cb337e926c707719b01e777e9194e96aebf54

  • memory/3816-90-0x0000000005F60000-0x00000000062B4000-memory.dmp

    Filesize

    3.3MB

  • memory/3816-31-0x0000000000220000-0x000000000026A000-memory.dmp

    Filesize

    296KB

  • memory/3816-83-0x00000000053C0000-0x0000000005452000-memory.dmp

    Filesize

    584KB

  • memory/3816-91-0x0000000005E80000-0x0000000005ECC000-memory.dmp

    Filesize

    304KB

  • memory/3816-32-0x0000000074A80000-0x0000000075230000-memory.dmp

    Filesize

    7.7MB

  • memory/3816-96-0x0000000006370000-0x00000000063AC000-memory.dmp

    Filesize

    240KB

  • memory/3816-97-0x0000000006330000-0x0000000006351000-memory.dmp

    Filesize

    132KB

  • memory/3816-101-0x0000000007390000-0x0000000007552000-memory.dmp

    Filesize

    1.8MB

  • memory/3816-105-0x0000000007B10000-0x00000000080B4000-memory.dmp

    Filesize

    5.6MB

  • memory/3816-89-0x0000000005EF0000-0x0000000005F58000-memory.dmp

    Filesize

    416KB

  • memory/3816-35-0x0000000005500000-0x0000000005592000-memory.dmp

    Filesize

    584KB

  • memory/3816-30-0x0000000074A8E000-0x0000000074A8F000-memory.dmp

    Filesize

    4KB

  • memory/3816-85-0x0000000005E50000-0x0000000005E72000-memory.dmp

    Filesize

    136KB

  • memory/3816-84-0x0000000004DF0000-0x0000000004E40000-memory.dmp

    Filesize

    320KB

  • memory/3816-190-0x00000000075D0000-0x0000000007636000-memory.dmp

    Filesize

    408KB

  • memory/3816-191-0x00000000076C0000-0x0000000007736000-memory.dmp

    Filesize

    472KB

  • memory/3816-192-0x0000000007580000-0x000000000759E000-memory.dmp

    Filesize

    120KB

  • memory/3816-195-0x0000000074A80000-0x0000000075230000-memory.dmp

    Filesize

    7.7MB