Analysis

  • max time kernel
    109s
  • max time network
    111s
  • 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 12:45

General

  • Target

    4f307aa1e6ae6a54d977a6dc0b36f5998b3d9012c0c9f340a5082a21d8ad1f00.exe

  • Size

    305KB

  • MD5

    92cb38c6e912defda9c5e42b63a2c92f

  • SHA1

    478f47722b42383f386709ff8fa8182f4e020714

  • SHA256

    4f307aa1e6ae6a54d977a6dc0b36f5998b3d9012c0c9f340a5082a21d8ad1f00

  • SHA512

    810ae2583d416c88a92927ff9c6a3c96b26699284686de5aa6ed1c95fd42be0c2fb223b3ca6cf02012e3d1e4b0988c80ae1ec1cae4889d2f40a3e70a315d69ba

  • 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\4f307aa1e6ae6a54d977a6dc0b36f5998b3d9012c0c9f340a5082a21d8ad1f00.exe
    "C:\Users\Admin\AppData\Local\Temp\4f307aa1e6ae6a54d977a6dc0b36f5998b3d9012c0c9f340a5082a21d8ad1f00.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:4728

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\Tmp4537.tmp
    Filesize

    2KB

    MD5

    1420d30f964eac2c85b2ccfe968eebce

    SHA1

    bdf9a6876578a3e38079c4f8cf5d6c79687ad750

    SHA256

    f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9

    SHA512

    6fcb6ce148e1e246d6805502d4914595957061946751656567a5013d96033dd1769a22a87c45821e7542cde533450e41182cee898cd2ccf911c91bc4822371a8

  • memory/4728-25-0x0000000006500000-0x000000000660A000-memory.dmp
    Filesize

    1.0MB

  • memory/4728-35-0x00000000086E0000-0x00000000088A2000-memory.dmp
    Filesize

    1.8MB

  • memory/4728-3-0x0000000004E20000-0x0000000004EB2000-memory.dmp
    Filesize

    584KB

  • memory/4728-4-0x0000000004DF0000-0x0000000004E00000-memory.dmp
    Filesize

    64KB

  • memory/4728-5-0x0000000004EC0000-0x0000000004ECA000-memory.dmp
    Filesize

    40KB

  • memory/4728-1-0x0000000074580000-0x0000000074D31000-memory.dmp
    Filesize

    7.7MB

  • memory/4728-20-0x00000000053A0000-0x0000000005416000-memory.dmp
    Filesize

    472KB

  • memory/4728-26-0x0000000006440000-0x0000000006452000-memory.dmp
    Filesize

    72KB

  • memory/4728-38-0x0000000074580000-0x0000000074D31000-memory.dmp
    Filesize

    7.7MB

  • memory/4728-2-0x00000000054C0000-0x0000000005A66000-memory.dmp
    Filesize

    5.6MB

  • memory/4728-21-0x0000000006370000-0x000000000638E000-memory.dmp
    Filesize

    120KB

  • memory/4728-27-0x00000000064A0000-0x00000000064DC000-memory.dmp
    Filesize

    240KB

  • memory/4728-28-0x0000000006610000-0x000000000665C000-memory.dmp
    Filesize

    304KB

  • memory/4728-29-0x0000000006760000-0x00000000067C6000-memory.dmp
    Filesize

    408KB

  • memory/4728-32-0x0000000007220000-0x0000000007270000-memory.dmp
    Filesize

    320KB

  • memory/4728-33-0x0000000074580000-0x0000000074D31000-memory.dmp
    Filesize

    7.7MB

  • memory/4728-34-0x0000000004DF0000-0x0000000004E00000-memory.dmp
    Filesize

    64KB

  • memory/4728-0-0x0000000000300000-0x0000000000352000-memory.dmp
    Filesize

    328KB

  • memory/4728-36-0x00000000095F0000-0x0000000009B1C000-memory.dmp
    Filesize

    5.2MB

  • memory/4728-24-0x00000000069B0000-0x0000000006FC8000-memory.dmp
    Filesize

    6.1MB