Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07/05/2024, 09:30

General

  • Target

    bd05d68efa6c899217bea745a2c9e2ae6fdfe7551e7f4ba18586775e0040fd50.exe

  • Size

    118KB

  • MD5

    ef8ae6529fa9a347fe1d4fd5de64e871

  • SHA1

    8ca07ac14d930cec45151ef720d8ba87b1c14fda

  • SHA256

    bd05d68efa6c899217bea745a2c9e2ae6fdfe7551e7f4ba18586775e0040fd50

  • SHA512

    b39ed6f24d78de833a6b01d7edb062277a5bc891e854e3f03c0a1474fe7cf23390efc7002b58b5c02e427f85319e52bfae1438ed9b897b88bb3bc1080e0a11c7

  • SSDEEP

    1536:ZnifVRWDRUv8x0GW7ThJOAu0t3YUfXShJU5QUWp89LLl2CHStw/legwdyW5yBzK:d0jWDRaoy7Ot0t3Ymq25rL0sege79ie

Malware Config

Extracted

Family

redline

Botnet

5637482599

C2

https://pastebin.com/raw/NgsUAPya

Signatures

  • RedLine

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

  • RedLine payload 1 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.

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 13 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\bd05d68efa6c899217bea745a2c9e2ae6fdfe7551e7f4ba18586775e0040fd50.exe
    "C:\Users\Admin\AppData\Local\Temp\bd05d68efa6c899217bea745a2c9e2ae6fdfe7551e7f4ba18586775e0040fd50.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4068
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2760

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2760-14-0x0000000006540000-0x000000000657C000-memory.dmp

    Filesize

    240KB

  • memory/2760-15-0x0000000006580000-0x00000000065CC000-memory.dmp

    Filesize

    304KB

  • memory/2760-4-0x0000000000400000-0x0000000000422000-memory.dmp

    Filesize

    136KB

  • memory/2760-24-0x0000000075390000-0x0000000075B40000-memory.dmp

    Filesize

    7.7MB

  • memory/2760-8-0x0000000075390000-0x0000000075B40000-memory.dmp

    Filesize

    7.7MB

  • memory/2760-9-0x00000000051C0000-0x0000000005226000-memory.dmp

    Filesize

    408KB

  • memory/2760-11-0x0000000005750000-0x0000000005762000-memory.dmp

    Filesize

    72KB

  • memory/2760-10-0x0000000005CD0000-0x00000000062E8000-memory.dmp

    Filesize

    6.1MB

  • memory/2760-12-0x0000000005880000-0x000000000598A000-memory.dmp

    Filesize

    1.0MB

  • memory/2760-13-0x0000000075390000-0x0000000075B40000-memory.dmp

    Filesize

    7.7MB

  • memory/2760-22-0x0000000006D60000-0x0000000006D7E000-memory.dmp

    Filesize

    120KB

  • memory/2760-16-0x00000000068C0000-0x0000000006A82000-memory.dmp

    Filesize

    1.8MB

  • memory/2760-21-0x0000000006DA0000-0x0000000006E16000-memory.dmp

    Filesize

    472KB

  • memory/2760-17-0x0000000006FC0000-0x00000000074EC000-memory.dmp

    Filesize

    5.2MB

  • memory/2760-18-0x0000000007AA0000-0x0000000008044000-memory.dmp

    Filesize

    5.6MB

  • memory/2760-19-0x0000000006C30000-0x0000000006CC2000-memory.dmp

    Filesize

    584KB

  • memory/2760-20-0x0000000006CD0000-0x0000000006D20000-memory.dmp

    Filesize

    320KB

  • memory/4068-0-0x000000007539E000-0x000000007539F000-memory.dmp

    Filesize

    4KB

  • memory/4068-1-0x0000000000620000-0x0000000000644000-memory.dmp

    Filesize

    144KB

  • memory/4068-7-0x0000000075390000-0x0000000075B40000-memory.dmp

    Filesize

    7.7MB

  • memory/4068-25-0x0000000075390000-0x0000000075B40000-memory.dmp

    Filesize

    7.7MB