Resubmissions

12/05/2025, 21:57

250512-1tzbmaxrw3

25/04/2025, 20:13

250425-yzes3asnt910

25/04/2025, 14:50

250425-r7qf7syks310

25/04/2025, 14:35

250425-ryf66svsby10

25/04/2025, 14:30

250425-rvmjsaxrw510

24/04/2025, 16:38

250424-t5sjws1rw610

14/04/2025, 07:51

250414-jp1kfssjz910

14/04/2025, 07:46

250414-jl9nyssjt910

08/04/2025, 15:58

250408-tevasswl1810

08/04/2025, 14:19

250408-rm2nqsvqw210

General

  • Target
    archive_61.zip
  • Size 23.2MB
  • Sample250512-1tzbmaxrw3
  • SHA256 4bcbb8983fe7425976c5a1789deff73fb138e80981f5ebfef1f835bcc6757760
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • asyncrat

Version
  • | nelsontriana980

Botnet
  • Default

C2
  • pctrabajonuevo.casacam.net:6606

Mutex
  • AsyncMutex_6SI8OkPnk

Attributes
  • delay

    3

  • install

    false

  • install_folder

    %AppData%

aes.plain

Extracted

Family
  • nanocore

Version
  • 1.2.2.0

C2
  • reftel.ddns.net:54984

  • 127.0.0.1:54984

Mutex
  • 11b132f1-b2d5-4bf6-9166-34aaf514d89a

Attributes
  • activate_away_mode

    false

  • backup_connection_host

    127.0.0.1

  • backup_dns_server

    8.8.4.4

  • buffer_size

    65535

  • build_time

    2020-03-27T18:14:14.261066736Z

  • bypass_user_account_control

    false

  • bypass_user_account_control_data

    PD94bWwgdmVyc2lvbj0iMS4wIiBlbmNvZGluZz0iVVRGLTE2Ij8+DQo8VGFzayB2ZXJzaW9uPSIxLjIiIHhtbG5zPSJodHRwOi8vc2NoZW1hcy5taWNyb3NvZnQuY29tL3dpbmRvd3MvMjAwNC8wMi9taXQvdGFzayI+DQogIDxSZWdpc3RyYXRpb25JbmZvIC8+DQogIDxUcmlnZ2VycyAvPg0KICA8UHJpbmNpcGFscz4NCiAgICA8UHJpbmNpcGFsIGlkPSJBdXRob3IiPg0KICAgICAgPExvZ29uVHlwZT5JbnRlcmFjdGl2ZVRva2VuPC9Mb2dvblR5cGU+DQogICAgICA8UnVuTGV2ZWw+SGlnaGVzdEF2YWlsYWJsZTwvUnVuTGV2ZWw+DQogICAgPC9QcmluY2lwYWw+DQogIDwvUHJpbmNpcGFscz4NCiAgPFNldHRpbmdzPg0KICAgIDxNdWx0aXBsZUluc3RhbmNlc1BvbGljeT5QYXJhbGxlbDwvTXVsdGlwbGVJbnN0YW5jZXNQb2xpY3k+DQogICAgPERpc2FsbG93U3RhcnRJZk9uQmF0dGVyaWVzPmZhbHNlPC9EaXNhbGxvd1N0YXJ0SWZPbkJhdHRlcmllcz4NCiAgICA8U3RvcElmR29pbmdPbkJhdHRlcmllcz5mYWxzZTwvU3RvcElmR29pbmdPbkJhdHRlcmllcz4NCiAgICA8QWxsb3dIYXJkVGVybWluYXRlPnRydWU8L0FsbG93SGFyZFRlcm1pbmF0ZT4NCiAgICA8U3RhcnRXaGVuQXZhaWxhYmxlPmZhbHNlPC9TdGFydFdoZW5BdmFpbGFibGU+DQogICAgPFJ1bk9ubHlJZk5ldHdvcmtBdmFpbGFibGU+ZmFsc2U8L1J1bk9ubHlJZk5ldHdvcmtBdmFpbGFibGU+DQogICAgPElkbGVTZXR0aW5ncz4NCiAgICAgIDxTdG9wT25JZGxlRW5kPmZhbHNlPC9TdG9wT25JZGxlRW5kPg0KICAgICAgPFJlc3RhcnRPbklkbGU+ZmFsc2U8L1Jlc3RhcnRPbklkbGU+DQogICAgPC9JZGxlU2V0dGluZ3M+DQogICAgPEFsbG93U3RhcnRPbkRlbWFuZD50cnVlPC9BbGxvd1N0YXJ0T25EZW1hbmQ+DQogICAgPEVuYWJsZWQ+dHJ1ZTwvRW5hYmxlZD4NCiAgICA8SGlkZGVuPmZhbHNlPC9IaWRkZW4+DQogICAgPFJ1bk9ubHlJZklkbGU+ZmFsc2U8L1J1bk9ubHlJZklkbGU+DQogICAgPFdha2VUb1J1bj5mYWxzZTwvV2FrZVRvUnVuPg0KICAgIDxFeGVjdXRpb25UaW1lTGltaXQ+UFQwUzwvRXhlY3V0aW9uVGltZUxpbWl0Pg0KICAgIDxQcmlvcml0eT40PC9Qcmlvcml0eT4NCiAgPC9TZXR0aW5ncz4NCiAgPEFjdGlvbnMgQ29udGV4dD0iQXV0aG9yIj4NCiAgICA8RXhlYz4NCiAgICAgIDxDb21tYW5kPiIjRVhFQ1VUQUJMRVBBVEgiPC9Db21tYW5kPg0KICAgICAgPEFyZ3VtZW50cz4kKEFyZzApPC9Bcmd1bWVudHM+DQogICAgPC9FeGVjPg0KICA8L0FjdGlvbnM+DQo8L1Rhc2s+

  • clear_access_control

    true

  • clear_zone_identifier

    false

  • connect_delay

    4000

  • connection_port

    54984

  • default_group

    Default

  • enable_debug_mode

    true

  • gc_threshold

    1.048576e+07

  • keep_alive_timeout

    30000

  • keyboard_logging

    false

  • lan_timeout

    2500

  • max_packet_size

    1.048576e+07

  • mutex

    11b132f1-b2d5-4bf6-9166-34aaf514d89a

  • mutex_timeout

    5000

  • prevent_system_sleep

    false

  • primary_connection_host

    reftel.ddns.net

  • primary_dns_server

    8.8.8.8

  • request_elevation

    false

  • restart_delay

    5000

  • run_delay

    0

  • run_on_startup

    false

  • set_critical_process

    true

  • timeout_interval

    5000

  • use_custom_dns_server

    false

  • version

    1.2.2.0

  • wan_timeout

    8000

Extracted

Family
  • asyncrat

Version
  • 0.5.7B

Botnet
  • Default

C2
  • mooonskj.ddns.net:5552

Mutex
  • AsyncMutex_6SI8OkPnk

Attributes
  • delay

    3

  • install

    false

  • install_folder

    %AppData%

aes.plain

Extracted

Family
  • njrat

Version
  • im523

Botnet
  • HacKed

C2
  • holyfuckingshit.zapto.org:1188

Mutex
  • dbaa10daaecc50e5048d51ecb95a01dd

Attributes
  • reg_key

    dbaa10daaecc50e5048d51ecb95a01dd

  • splitter

    |'|'|

Extracted

Family
  • quasar

Version
  • 1.4.1

Botnet
  • Office04

C2
  • 127.0.0.1:4782

Mutex
  • 64815557-7ace-4e24-8254-b4bfa76c68d0

Attributes
  • encryption_key

    4C4CF51A01784F79888EFBAF8D36D0C89B0CFD16

  • install_name

    Client.exe

  • key_salt

    bfeb1e56fbcd973bb219022430a57843003d5644d21e62b9d4f180e7e6c33941

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Quasar Client Startup

  • subdirectory

    SubDir

Signatures

  • Async RAT payload 2 IoCs
  • Asyncrat family
  • DCRat payload 3 IoCs

    Detects payload of DCRat, commonly dropped by NSIS installers.

  • Dcrat family
  • Detect MafiaWare666 ransomware 1 IoCs
  • Mafiaware666 family
  • Nanocore family
  • Njrat family
  • Quasar family
  • Quasar payload 2 IoCs
  • Unsigned PE 28 IoCs

    Checks for missing Authenticode signature.

File Explorer

  • archive_61.zip
    .zip 23.2MB
  • f5ae5532f18462594d061ae3bdf732b5.exe
    .exe 2.0MB
  • f5cb51ffdb87e6d78da4a60b2a83a2c0.exe
    .exe 271KB
  • f5ed1274646abc95fd8b87f43adcadbc.exe
    .exe 66KB
  • f62837f3bc66012b94d74cc471f3d97a.exe
    .exe 625KB
  • f628fa20e85aaf1cc562cfd512392d3d12da2ef70adc31068f1e3d7f2b0a4f3b.exe
    .exe 273KB
  • f640f01e808f31a32d455a827fd646d5faf2a452b47833597990ffe9a6597ac5.exe
    .exe 373KB
  • f66fa3036e662d8f7ccce8795fb8b907.exe
    .exe 154KB
  • f68f044685639be03fd992bcb711c098d22b6d0f0043638768c726bf96049950.exe
    .exe 3.0MB
  • f6ac1ea5c19284854998f25244a12f25.exe
    .exe 654KB
  • f6b79788476c3806befcdd2dead8231a.exe
    .exe 506KB
  • f6e297800457d823c0597e833d555135.exe
    .exe 78KB
  • f721adec82fb8994517719b69e8aa337d4619879e64cbd2fd80fc4e190e22c71.exe
    .exe 859KB
  • f736c152b3d1812f1142ed0da99e0ac8.exe
    .exe 5.9MB
  • f780377dd90d33c8280734d882fc2ac9.exe
    .exe .ps1 12KB
  • f7a96bf0830c5f7513d65086e0f7eb6679565b6ffdc6d1e325ee21303b38fec8.exe
    .exe 16.3MB
  • f812ad48d0a6d53611389e30fd8ae9f80a245fe3360b52dc833f6bf7b7b7859b.exe
    .exe 135KB
  • f8173be0fb3bebc0120e2cb017eb9922adebbb430734d0363e2d38e28ee47ea4.exe
    .exe 551KB
  • f835ddaf4933c7bd4a3aa1f015442bb48b69f863f467dd8d1db09e6f2a427fd7.exe
    .exe 203KB
  • f846950431f463a0a7e663ea7003e31c.exe
    .exe 351KB
  • f89219b77e5fde5a7a1581e3e4cc0b00.exe
    .exe 294KB
  • f8a3f1d5a1d18a666d9b81a974e212b0.exe
    .exe 47KB
  • f908d30321810e4c87131f6fea397e39.exe
    .exe 2.0MB
  • f926cc363c27c542c23e14398096eda8.exe
    .exe 1.9MB
  • f947bf8f07543c9beae3fdba615ba1dd.exe
    .exe 784KB
  • f97418dbfcdd3f6d26c6cad46d16ec06.exe
    .exe 2.1MB
  • f98ee08aed6b41b1f9e6e1ca752d22cc.exe
    .exe 1.9MB
  • f990d850e111bf361124a5a27c29b5634503f2c8f2c710bbf0693bd4f557f5f8.exe
    .exe 3.3MB
  • f99ae4a3786f8c8da71654ddaba30b4791692d795c93ec1f60b0c58f3be43c93.exe
    .exe 1.6MB
  • f9a573b21a7be92000f27a3802bb3518.exe
    .exe 37KB
  • fa0d8e0c80c4d5be75d4ff442d6a85ea4750bffb3526d4d2d3b2e03f3ccfb28e.exe
    .exe 3.1MB
  • fa8e531e0860851ba2d1fb27a07f1879162d4f9bee94df2b818bae9d7834a884.exe
    .exe 1.9MB
  • fa942bbb984e2be3a2e1d8414cc00cd7.exe
    .exe 984KB

archive_61.zip

  • SHA256 4bcbb8983fe7425976c5a1789deff73fb138e80981f5ebfef1f835bcc6757760
  • MD5 SHA1 SHA512 SSDEEP