Analysis

  • max time kernel
    145s
  • max time network
    126s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-03-2023 15:36

General

  • Target

    0c71cf525042e6cd8d338248d66081495cbf35be2f28d.exe

  • Size

    898KB

  • MD5

    4c42520a02966a874eb4fbdc0a74e208

  • SHA1

    8c17320204683ca1dcf81c0a031a6e6c0d679d84

  • SHA256

    0c71cf525042e6cd8d338248d66081495cbf35be2f28d515965fa15f1ad7432d

  • SHA512

    c9891c1a8428ba8ece0880c725a8fbbc0a77573f3460c35eeb7385c6993712fd35143b9662599d09f25af36f30ff856b32ae085161b1baa431aa428ecd5ea512

  • SSDEEP

    12288:q2q6vb3D/Lnzv7XjbXApWwDrOYxfl0BDOUn8cIajfjo6ENMCCa3zw:DbXoFOY/SuaCMS3zw

Malware Config

Extracted

Family

redline

Botnet

Anh123

C2

199.115.193.116:11300

Attributes
  • auth_value

    db990971ec3911c24ea05eeccc2e1f60

Signatures

  • RedLine

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

  • 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.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0c71cf525042e6cd8d338248d66081495cbf35be2f28d.exe
    "C:\Users\Admin\AppData\Local\Temp\0c71cf525042e6cd8d338248d66081495cbf35be2f28d.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1160
    • C:\Users\Admin\AppData\Local\Temp\0c71cf525042e6cd8d338248d66081495cbf35be2f28d.exe
      C:\Users\Admin\AppData\Local\Temp\0c71cf525042e6cd8d338248d66081495cbf35be2f28d.exe
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2456

Network

MITRE ATT&CK Matrix ATT&CK v6

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

1
T1012

Collection

Data from Local System

2
T1005

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\0c71cf525042e6cd8d338248d66081495cbf35be2f28d.exe.log
    Filesize

    1KB

    MD5

    99f88b99e0d77c5607bb7826596c5340

    SHA1

    4d2902c0c3a8c134139e9e85f4ca557750c7b21a

    SHA256

    baa2292d20266e157ecc8340d1c201b82dcce67629a1c95ec27fea646624c56d

    SHA512

    ff3ee0ad2a99c952f3fb709f9c3159138d66abb16f022e8f62f717c2edf621f43967fc3d7418b3bdd78b1399567fcc899c1e38aaf44abf97032d2c696b928a60

  • memory/1160-134-0x00000000059E0000-0x0000000005F84000-memory.dmp
    Filesize

    5.6MB

  • memory/1160-135-0x0000000005520000-0x00000000055B2000-memory.dmp
    Filesize

    584KB

  • memory/1160-137-0x00000000064C0000-0x00000000069EC000-memory.dmp
    Filesize

    5.2MB

  • memory/1160-136-0x0000000002E00000-0x0000000002E10000-memory.dmp
    Filesize

    64KB

  • memory/1160-133-0x0000000000A70000-0x0000000000B56000-memory.dmp
    Filesize

    920KB

  • memory/2456-142-0x0000000004E80000-0x0000000004F8A000-memory.dmp
    Filesize

    1.0MB

  • memory/2456-141-0x0000000005390000-0x00000000059A8000-memory.dmp
    Filesize

    6.1MB

  • memory/2456-138-0x0000000000400000-0x0000000000432000-memory.dmp
    Filesize

    200KB

  • memory/2456-143-0x0000000004DB0000-0x0000000004DC2000-memory.dmp
    Filesize

    72KB

  • memory/2456-144-0x0000000004E10000-0x0000000004E4C000-memory.dmp
    Filesize

    240KB

  • memory/2456-145-0x0000000005160000-0x0000000005170000-memory.dmp
    Filesize

    64KB

  • memory/2456-146-0x00000000059B0000-0x0000000005A16000-memory.dmp
    Filesize

    408KB

  • memory/2456-147-0x0000000005160000-0x0000000005170000-memory.dmp
    Filesize

    64KB

  • memory/2456-148-0x0000000007240000-0x00000000072B6000-memory.dmp
    Filesize

    472KB

  • memory/2456-149-0x00000000072C0000-0x0000000007310000-memory.dmp
    Filesize

    320KB

  • memory/2456-150-0x00000000074E0000-0x00000000076A2000-memory.dmp
    Filesize

    1.8MB