Analysis

  • max time kernel
    90s
  • max time network
    94s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240412-en
  • resource tags

    arch:x64arch:x86image:win11-20240412-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    24-04-2024 11:06

General

  • Target

    b8d0793ee64e7b44fe24d0befa8d14a8f74c8bd76a8cbcc55ad1d5f8f08667f0.exe

  • Size

    305KB

  • MD5

    6f1ea32d7b11196fdc441fd1028fd921

  • SHA1

    3e1abee07340edb48d25043191fb9a5e949a7b44

  • SHA256

    b8d0793ee64e7b44fe24d0befa8d14a8f74c8bd76a8cbcc55ad1d5f8f08667f0

  • SHA512

    6f874021ca4181825ad9d7c40c65e1905ab0080186c0552e84a322641b8f9fcb278721fa2785e136cfea9e58ed241ca3501a880f23e7f150dc6fd8bc75f3fd16

  • 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 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b8d0793ee64e7b44fe24d0befa8d14a8f74c8bd76a8cbcc55ad1d5f8f08667f0.exe
    "C:\Users\Admin\AppData\Local\Temp\b8d0793ee64e7b44fe24d0befa8d14a8f74c8bd76a8cbcc55ad1d5f8f08667f0.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:4764

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\Tmp494D.tmp
    Filesize

    2KB

    MD5

    1420d30f964eac2c85b2ccfe968eebce

    SHA1

    bdf9a6876578a3e38079c4f8cf5d6c79687ad750

    SHA256

    f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9

    SHA512

    6fcb6ce148e1e246d6805502d4914595957061946751656567a5013d96033dd1769a22a87c45821e7542cde533450e41182cee898cd2ccf911c91bc4822371a8

  • memory/4764-21-0x0000000006BB0000-0x0000000006BCE000-memory.dmp
    Filesize

    120KB

  • memory/4764-3-0x0000000005750000-0x00000000057E2000-memory.dmp
    Filesize

    584KB

  • memory/4764-25-0x0000000006E40000-0x0000000006F4A000-memory.dmp
    Filesize

    1.0MB

  • memory/4764-26-0x0000000006D80000-0x0000000006D92000-memory.dmp
    Filesize

    72KB

  • memory/4764-5-0x00000000057F0000-0x00000000057FA000-memory.dmp
    Filesize

    40KB

  • memory/4764-0-0x0000000000C30000-0x0000000000C82000-memory.dmp
    Filesize

    328KB

  • memory/4764-20-0x0000000006290000-0x0000000006306000-memory.dmp
    Filesize

    472KB

  • memory/4764-1-0x0000000075130000-0x00000000758E1000-memory.dmp
    Filesize

    7.7MB

  • memory/4764-36-0x0000000075130000-0x00000000758E1000-memory.dmp
    Filesize

    7.7MB

  • memory/4764-2-0x0000000005C60000-0x0000000006206000-memory.dmp
    Filesize

    5.6MB

  • memory/4764-4-0x0000000005970000-0x0000000005980000-memory.dmp
    Filesize

    64KB

  • memory/4764-27-0x0000000006DE0000-0x0000000006E1C000-memory.dmp
    Filesize

    240KB

  • memory/4764-28-0x0000000006F50000-0x0000000006F9C000-memory.dmp
    Filesize

    304KB

  • memory/4764-29-0x00000000070A0000-0x0000000007106000-memory.dmp
    Filesize

    408KB

  • memory/4764-32-0x0000000007A10000-0x0000000007A60000-memory.dmp
    Filesize

    320KB

  • memory/4764-33-0x0000000008E80000-0x0000000009042000-memory.dmp
    Filesize

    1.8MB

  • memory/4764-34-0x0000000009580000-0x0000000009AAC000-memory.dmp
    Filesize

    5.2MB

  • memory/4764-24-0x00000000072F0000-0x0000000007908000-memory.dmp
    Filesize

    6.1MB