Analysis

  • max time kernel
    55s
  • max time network
    58s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    07-05-2023 06:26

General

  • Target

    build2.exe

  • Size

    95KB

  • MD5

    7e2d328e7e2552be4a862e83f9c7177e

  • SHA1

    7d80b8b70676053aaa9d652b721c574ad81b011f

  • SHA256

    bdde06b2f10392b9c34fd2d03dc90c33542f96bdedd67b201dd0c782a1b4bf9b

  • SHA512

    7019d5f9304c380fd6abb609ba78c912dabfc11196a99130ec647678977bf1e00a51bb9062c051620d4c77cb48ebd6c5df4d9fd7f0e13c0e71285d39c2d9cc4d

  • SSDEEP

    1536:9qs+XqrzWBlbG6jejoigI343Ywzi0Zb78ivombfexv0ujXyyed2t3tmulgS6pY:r0gzWHY3+zi0ZbYe1g0ujyzdxY

Malware Config

Extracted

Family

redline

Botnet

cheat

C2

95.214.27.27:33806

Signatures

  • RedLine

    RedLine Stealer is a malware family written in C#, first appearing in early 2020.

  • RedLine payload 2 IoCs
  • SectopRAT

    SectopRAT is a remote access trojan first seen in November 2019.

  • SectopRAT payload 2 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Modifies system certificate store 2 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\build2.exe
    "C:\Users\Admin\AppData\Local\Temp\build2.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:1320

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmpCC01.tmp

    Filesize

    46KB

    MD5

    02d2c46697e3714e49f46b680b9a6b83

    SHA1

    84f98b56d49f01e9b6b76a4e21accf64fd319140

    SHA256

    522cad95d3fa6ebb3274709b8d09bbb1ca37389d0a924cd29e934a75aa04c6c9

    SHA512

    60348a145bfc71b1e07cb35fa79ab5ff472a3d0a557741ea2d39b3772bc395b86e261bd616f65307ae0d997294e49b5548d32f11e86ef3e2704959ca63da8aac

  • C:\Users\Admin\AppData\Local\Temp\tmpCC17.tmp

    Filesize

    92KB

    MD5

    69b8d13c4e4ec564e98ce44cf52a904e

    SHA1

    299f30cf457794a5310b3604ce074c46b7dba353

    SHA256

    d1dadcd3e1ed1693374068e92062c18d9136295d7b4685f6e564e92242a21905

    SHA512

    4bf2906b5dc87483f479de4a4a180193085e35a615f537c2900498b40a90d7f1af81a7dfb79182dd8793b9fda51dc210834cc2cdacdac34f73f19344c505096c

  • memory/1320-54-0x0000000001060000-0x000000000107E000-memory.dmp

    Filesize

    120KB

  • memory/1320-55-0x0000000000FC0000-0x0000000001000000-memory.dmp

    Filesize

    256KB

  • memory/1320-56-0x0000000000FC0000-0x0000000001000000-memory.dmp

    Filesize

    256KB