General

  • Target
    HotmailSoftware_v20260626.6.zip
  • Size 88.7MB
  • Sample260727-q4th1styby
  • SHA256 c4ed7aa29982e496200a80193ce74ba26183ad148ab377313ab7af5a6e4f2e6d
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • svcstealer

C2
  • http://196.251.107.186/acovp/post.php

  • http://192.162.199.186/usovp/post.php

  • http://196.251.107.163/bioxp/post.php

Attributes
  • build_id

    Dropped

  • srv_delay

    1

  • srv_retry

    1

Extracted

Family
  • stealc

Botnet
  • RUN

C2
  • http://196.251.107.163

rc4.plain

Targets

    • Target
      HotmailSoftware_v2026.exe
    • Size 62.5MB
    • SHA256 9961acb3c061db6a3da62cde734d30ef6c2cc156906bcfaacc91abf6cc52e1bd
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Family: Stealc

      Stealc is an infostealer written in C++.

    • Family: SvcStealer, Diamotrix

      SvcStealer aka Diamotrix Clipper is a stealer/downloader written in C++.

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Adds Run key to start application

    • Checks whether UAC is enabled

    • Network Share Discovery

      Attempt to gather information on host network.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

    • Target
      database/db_idtienphuoc.sqlite
    • Size 21.0MB
    • SHA256 b78dda5c35ab2d7c6ca760dbae2f38561d586ff06a24c5dbb77c1af960f265da
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      database/db_idtienphuoc.sqlite-shm
    • Size 32KB
    • SHA256 fd4c9fda9cd3f9ae7c962b0ddf37232294d55580e1aa165aa06129b8549389eb
    • MD5 SHA1 SHA512 SSDEEP
    Score
    3/10
    • Target
      settings/table_columns.json
    • Size 273B
    • SHA256 1b26988fb26c08f45d7f7b0c57152073de1bf2db730b6f3299595599c09ef6fc
    • MD5 SHA1 SHA512 TLSH
    Score
    3/10
    • Target
      version.dll
    • Size 19.2MB
    • SHA256 fc299c8c6f97e449a03f0eaf98514efb522523a74e50345c3e3fc4e553d8ff5f
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    5/10
    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v16

Tasks