Analysis

  • max time kernel
    92s
  • max time network
    99s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13-05-2024 11:47

General

  • Target

    4111ebb7fae57f66063a32adb1209c583eab0ef408bb86ce4daf6bf2884c1225.exe

  • Size

    1.2MB

  • MD5

    b7a68c907aedd472561612e4c3349bfb

  • SHA1

    84a0569640f30c74b1109f13aed881f4d1fdbfc2

  • SHA256

    4111ebb7fae57f66063a32adb1209c583eab0ef408bb86ce4daf6bf2884c1225

  • SHA512

    1b14117e9b58a07ad26270e83aa90510f2febaaf6e9889c68fabf961205ec9890f45db5f5a41100df12ace34475205df6aeda28470a48b68b276cfb336b34252

  • SSDEEP

    24576:yBXCi7JIK8li6v93OhlvTMsY5BeDU8zwcXbig8mqOs7s:yBSJli6v93OLih8z5LIV7s

Malware Config

Extracted

Family

redline

Botnet

dermantin

C2

94.156.67.67:21424

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.

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Modifies system certificate store 2 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4111ebb7fae57f66063a32adb1209c583eab0ef408bb86ce4daf6bf2884c1225.exe
    "C:\Users\Admin\AppData\Local\Temp\4111ebb7fae57f66063a32adb1209c583eab0ef408bb86ce4daf6bf2884c1225.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2140
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
      2⤵
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:5044

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\Tmp5302.tmp

    Filesize

    2KB

    MD5

    1420d30f964eac2c85b2ccfe968eebce

    SHA1

    bdf9a6876578a3e38079c4f8cf5d6c79687ad750

    SHA256

    f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9

    SHA512

    6fcb6ce148e1e246d6805502d4914595957061946751656567a5013d96033dd1769a22a87c45821e7542cde533450e41182cee898cd2ccf911c91bc4822371a8

  • memory/2140-0-0x0000000000790000-0x0000000000791000-memory.dmp

    Filesize

    4KB

  • memory/2140-2-0x0000000000790000-0x0000000000791000-memory.dmp

    Filesize

    4KB

  • memory/5044-25-0x0000000006BF0000-0x0000000006C0E000-memory.dmp

    Filesize

    120KB

  • memory/5044-29-0x0000000008E00000-0x0000000008F0A000-memory.dmp

    Filesize

    1.0MB

  • memory/5044-5-0x00000000056D0000-0x0000000005762000-memory.dmp

    Filesize

    584KB

  • memory/5044-6-0x0000000005790000-0x000000000579A000-memory.dmp

    Filesize

    40KB

  • memory/5044-7-0x0000000074B30000-0x00000000752E0000-memory.dmp

    Filesize

    7.7MB

  • memory/5044-3-0x0000000074B3E000-0x0000000074B3F000-memory.dmp

    Filesize

    4KB

  • memory/5044-24-0x0000000006360000-0x00000000063D6000-memory.dmp

    Filesize

    472KB

  • memory/5044-1-0x0000000000400000-0x0000000000452000-memory.dmp

    Filesize

    328KB

  • memory/5044-28-0x0000000007580000-0x0000000007B98000-memory.dmp

    Filesize

    6.1MB

  • memory/5044-4-0x0000000005DB0000-0x0000000006354000-memory.dmp

    Filesize

    5.6MB

  • memory/5044-30-0x0000000007490000-0x00000000074A2000-memory.dmp

    Filesize

    72KB

  • memory/5044-31-0x00000000074F0000-0x000000000752C000-memory.dmp

    Filesize

    240KB

  • memory/5044-32-0x0000000007530000-0x000000000757C000-memory.dmp

    Filesize

    304KB

  • memory/5044-33-0x0000000009800000-0x0000000009866000-memory.dmp

    Filesize

    408KB

  • memory/5044-36-0x0000000009E30000-0x0000000009FF2000-memory.dmp

    Filesize

    1.8MB

  • memory/5044-37-0x000000000A9B0000-0x000000000AEDC000-memory.dmp

    Filesize

    5.2MB

  • memory/5044-38-0x0000000009D30000-0x0000000009D80000-memory.dmp

    Filesize

    320KB

  • memory/5044-40-0x0000000074B30000-0x00000000752E0000-memory.dmp

    Filesize

    7.7MB