Analysis

  • max time kernel
    140s
  • max time network
    144s
  • 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 10:59

General

  • Target

    f9a4cf9d855cbb24f9d16a4d7da087065e9329a5560d1e92a8e099697d23e20e.exe

  • Size

    305KB

  • MD5

    0d9f6e4534612f8c6e70f5f9c8c43da1

  • SHA1

    048b9b49a5a22867131d514e12fa018de67f2092

  • SHA256

    f9a4cf9d855cbb24f9d16a4d7da087065e9329a5560d1e92a8e099697d23e20e

  • SHA512

    23d33ef938675436b16fb37fce8d5dc9afcabb7dbb9392bfcccca17f5f5f2bb4fd89187fbf5a486431a736fa8b4c861954b9f6901827b237e234f4ae4fbbcf77

  • 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\f9a4cf9d855cbb24f9d16a4d7da087065e9329a5560d1e92a8e099697d23e20e.exe
    "C:\Users\Admin\AppData\Local\Temp\f9a4cf9d855cbb24f9d16a4d7da087065e9329a5560d1e92a8e099697d23e20e.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:4984

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\Tmp738A.tmp
    Filesize

    2KB

    MD5

    1420d30f964eac2c85b2ccfe968eebce

    SHA1

    bdf9a6876578a3e38079c4f8cf5d6c79687ad750

    SHA256

    f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9

    SHA512

    6fcb6ce148e1e246d6805502d4914595957061946751656567a5013d96033dd1769a22a87c45821e7542cde533450e41182cee898cd2ccf911c91bc4822371a8

  • memory/4984-23-0x0000000006260000-0x000000000627E000-memory.dmp
    Filesize

    120KB

  • memory/4984-3-0x0000000004CF0000-0x0000000004D82000-memory.dmp
    Filesize

    584KB

  • memory/4984-27-0x00000000064F0000-0x00000000065FA000-memory.dmp
    Filesize

    1.0MB

  • memory/4984-28-0x0000000006430000-0x0000000006442000-memory.dmp
    Filesize

    72KB

  • memory/4984-5-0x0000000004CE0000-0x0000000004CEA000-memory.dmp
    Filesize

    40KB

  • memory/4984-1-0x0000000074490000-0x0000000074C40000-memory.dmp
    Filesize

    7.7MB

  • memory/4984-22-0x0000000005950000-0x00000000059C6000-memory.dmp
    Filesize

    472KB

  • memory/4984-0-0x0000000000280000-0x00000000002D2000-memory.dmp
    Filesize

    328KB

  • memory/4984-38-0x0000000074490000-0x0000000074C40000-memory.dmp
    Filesize

    7.7MB

  • memory/4984-2-0x00000000053A0000-0x0000000005944000-memory.dmp
    Filesize

    5.6MB

  • memory/4984-4-0x0000000004F90000-0x0000000004FA0000-memory.dmp
    Filesize

    64KB

  • memory/4984-29-0x0000000006490000-0x00000000064CC000-memory.dmp
    Filesize

    240KB

  • memory/4984-30-0x0000000006600000-0x000000000664C000-memory.dmp
    Filesize

    304KB

  • memory/4984-31-0x0000000006740000-0x00000000067A6000-memory.dmp
    Filesize

    408KB

  • memory/4984-34-0x0000000008100000-0x0000000008150000-memory.dmp
    Filesize

    320KB

  • memory/4984-35-0x00000000077F0000-0x00000000079B2000-memory.dmp
    Filesize

    1.8MB

  • memory/4984-36-0x0000000008680000-0x0000000008BAC000-memory.dmp
    Filesize

    5.2MB

  • memory/4984-26-0x00000000069A0000-0x0000000006FB8000-memory.dmp
    Filesize

    6.1MB