Resubmissions

09-01-2025 13:19

250109-qkxrbssqcl 10

09-01-2025 13:10

250109-qerccszrdx 10

09-01-2025 13:07

250109-qcw5tszrbs 10

05-12-2024 07:58

241205-jttmpsvqgv 10

General

  • Target

    ProxyChecker.rar

  • Size

    18.6MB

  • Sample

    250109-qcw5tszrbs

  • MD5

    7a9e72827674badb6d6cc2969597d6d3

  • SHA1

    ad74996228438bb4e49fcaedd6eff2d7e12930bb

  • SHA256

    61f63f2608d21e17b622e914039bc49ea851491505ac6f8b2082f0afadd63929

  • SHA512

    72c51d759b294d00040759a84e7834f8250c345b5e75ff467975456ef21e6ef09699440f2eedf47516535be80ac7411cbc869193c337af599d50aa38730f7f16

  • SSDEEP

    393216:1lkDymXGmT7DnRuyHDy099Q3X/IZDpR8VRCEU3kRlalcm8kmf:1dc7DnoyHDy09i3XgTKC30jw/w

Malware Config

Targets

    • Target

      Valid8Proxy/Data/Modules/Checker.exe

    • Size

      6.0MB

    • MD5

      7b23b16fb9cb368b3b282f96d5067229

    • SHA1

      0393a31b074ce29a904e97929da620d3a2bc9f89

    • SHA256

      7e55049a20a923847008b11dd7c0886ab0b88bc9cf612fd4548191453c4fc5c9

    • SHA512

      57bc40d31995d451c1600de88e5f3c20253e63f248251033d2f92ab9d415c6d648ef4f1025e810ef7f561e7a45be6746de7a78da9a91467329145b6a40f0d8cf

    • SSDEEP

      98304:r75PmoDUN43WlmljOjFgFEblNHYSxTpirSHcUR43zrwkdA8QJCKC7bN3mb6a5tMu:H5PumWMOjmFwDRxtYSHdK34kdai7bN3A

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Drops file in Drivers directory

    • Clipboard Data

      Adversaries may collect data stored in the clipboard from users copying information within or between applications.

    • 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.

    • Unsecured Credentials: Credentials In Files

      Steal credentials from unsecured files.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Looks up external IP address via web service

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

    • Obfuscated Files or Information: Command Obfuscation

      Adversaries may obfuscate content during command execution to impede detection.

    • Enumerates processes with tasklist

    • Hide Artifacts: Hidden Files and Directories

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

MITRE ATT&CK Enterprise v15

Tasks