Analysis

  • max time kernel
    142s
  • max time network
    142s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-04-2024 13:04

General

  • Target

    4f958218cdddeea9025a9acc151f87abb936b0afc9f1dcf92a452046b19dfe08.exe

  • Size

    305KB

  • MD5

    f64881dff03d050faf9e1b16335fd100

  • SHA1

    7161f9238a0c16dd71abdd6b88fb137c9af8d632

  • SHA256

    4f958218cdddeea9025a9acc151f87abb936b0afc9f1dcf92a452046b19dfe08

  • SHA512

    34c1661246ca9a1a71b318acab377c98d9f6441cdb39d63f283333392c4289515ec661ed4502a46cf728635246236685d8d66249ae0975ddd31a61c9c4db6b29

  • SSDEEP

    6144:/qY6irwP7YfmrYiJv7TAPAzdcZqf7DI/L:/nwPkiJvGAzdcUzs/

Malware Config

Extracted

Family

redline

Botnet

spoo

C2

103.113.70.99:2630

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.

  • 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 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4f958218cdddeea9025a9acc151f87abb936b0afc9f1dcf92a452046b19dfe08.exe
    "C:\Users\Admin\AppData\Local\Temp\4f958218cdddeea9025a9acc151f87abb936b0afc9f1dcf92a452046b19dfe08.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:4480
  • C:\Windows\system32\rundll32.exe
    "C:\Windows\system32\rundll32.exe" "C:\Windows\SYSTEM32\EDGEHTML.dll",#141 Microsoft.VCLibs.140.00_8wekyb3d8bbwe
    1⤵
      PID:4608
    • C:\Windows\System32\svchost.exe
      C:\Windows\System32\svchost.exe -k UnistackSvcGroup
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:516

    Network

    MITRE ATT&CK Matrix ATT&CK v13

    Defense Evasion

    Subvert Trust Controls

    1
    T1553

    Install Root Certificate

    1
    T1553.004

    Modify Registry

    1
    T1112

    Credential Access

    Unsecured Credentials

    2
    T1552

    Credentials In Files

    2
    T1552.001

    Discovery

    Query Registry

    1
    T1012

    System Information Discovery

    1
    T1082

    Collection

    Data from Local System

    2
    T1005

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\Tmp3C77.tmp
      Filesize

      2KB

      MD5

      1420d30f964eac2c85b2ccfe968eebce

      SHA1

      bdf9a6876578a3e38079c4f8cf5d6c79687ad750

      SHA256

      f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9

      SHA512

      6fcb6ce148e1e246d6805502d4914595957061946751656567a5013d96033dd1769a22a87c45821e7542cde533450e41182cee898cd2ccf911c91bc4822371a8

    • memory/516-39-0x00000279E2540000-0x00000279E2550000-memory.dmp
      Filesize

      64KB

    • memory/516-75-0x00000279EAAC0000-0x00000279EAAC1000-memory.dmp
      Filesize

      4KB

    • memory/516-74-0x00000279EA9B0000-0x00000279EA9B1000-memory.dmp
      Filesize

      4KB

    • memory/516-73-0x00000279EA9B0000-0x00000279EA9B1000-memory.dmp
      Filesize

      4KB

    • memory/516-71-0x00000279EA980000-0x00000279EA981000-memory.dmp
      Filesize

      4KB

    • memory/516-55-0x00000279E2640000-0x00000279E2650000-memory.dmp
      Filesize

      64KB

    • memory/4480-29-0x0000000006DC0000-0x0000000006DFC000-memory.dmp
      Filesize

      240KB

    • memory/4480-35-0x00000000086C0000-0x0000000008BEC000-memory.dmp
      Filesize

      5.2MB

    • memory/4480-26-0x00000000072D0000-0x00000000078E8000-memory.dmp
      Filesize

      6.1MB

    • memory/4480-27-0x0000000006E20000-0x0000000006F2A000-memory.dmp
      Filesize

      1.0MB

    • memory/4480-28-0x0000000006D60000-0x0000000006D72000-memory.dmp
      Filesize

      72KB

    • memory/4480-1-0x0000000075150000-0x0000000075900000-memory.dmp
      Filesize

      7.7MB

    • memory/4480-30-0x0000000006F30000-0x0000000006F7C000-memory.dmp
      Filesize

      304KB

    • memory/4480-31-0x0000000007070000-0x00000000070D6000-memory.dmp
      Filesize

      408KB

    • memory/4480-34-0x0000000007FC0000-0x0000000008182000-memory.dmp
      Filesize

      1.8MB

    • memory/4480-23-0x0000000006B90000-0x0000000006BAE000-memory.dmp
      Filesize

      120KB

    • memory/4480-36-0x0000000008190000-0x00000000081E0000-memory.dmp
      Filesize

      320KB

    • memory/4480-37-0x0000000075150000-0x0000000075900000-memory.dmp
      Filesize

      7.7MB

    • memory/4480-38-0x0000000005860000-0x0000000005870000-memory.dmp
      Filesize

      64KB

    • memory/4480-22-0x00000000062B0000-0x0000000006326000-memory.dmp
      Filesize

      472KB

    • memory/4480-5-0x0000000005610000-0x000000000561A000-memory.dmp
      Filesize

      40KB

    • memory/4480-4-0x0000000005860000-0x0000000005870000-memory.dmp
      Filesize

      64KB

    • memory/4480-3-0x0000000005650000-0x00000000056E2000-memory.dmp
      Filesize

      584KB

    • memory/4480-2-0x0000000005C00000-0x00000000061A4000-memory.dmp
      Filesize

      5.6MB

    • memory/4480-0-0x0000000000BB0000-0x0000000000C02000-memory.dmp
      Filesize

      328KB