Analysis

  • max time kernel
    147s
  • max time network
    150s
  • 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 11:13

General

  • Target

    fc875db0cb04e01f7b23542b44fc7f89f3bf63a431b8ad9652855de81a2e363c.exe

  • Size

    305KB

  • MD5

    7a8a77a9fe568861fe80e28464e64aee

  • SHA1

    1239643644e1dee85ccad51b3dff1a4c4350f86c

  • SHA256

    fc875db0cb04e01f7b23542b44fc7f89f3bf63a431b8ad9652855de81a2e363c

  • SHA512

    18a39fcc7899b49953e80f283c66f3bd4e168873c9af06b8ab56e2964481c98378112a26fbcaf92ff2e97cef64ca77e4b467a3e686227864e8d30ba90443a103

  • 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\fc875db0cb04e01f7b23542b44fc7f89f3bf63a431b8ad9652855de81a2e363c.exe
    "C:\Users\Admin\AppData\Local\Temp\fc875db0cb04e01f7b23542b44fc7f89f3bf63a431b8ad9652855de81a2e363c.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:1736

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\Tmp471B.tmp
    Filesize

    2KB

    MD5

    1420d30f964eac2c85b2ccfe968eebce

    SHA1

    bdf9a6876578a3e38079c4f8cf5d6c79687ad750

    SHA256

    f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9

    SHA512

    6fcb6ce148e1e246d6805502d4914595957061946751656567a5013d96033dd1769a22a87c45821e7542cde533450e41182cee898cd2ccf911c91bc4822371a8

  • memory/1736-21-0x0000000006F30000-0x0000000006F4E000-memory.dmp
    Filesize

    120KB

  • memory/1736-3-0x0000000005A10000-0x0000000005AA2000-memory.dmp
    Filesize

    584KB

  • memory/1736-25-0x00000000070C0000-0x00000000071CA000-memory.dmp
    Filesize

    1.0MB

  • memory/1736-26-0x0000000007000000-0x0000000007012000-memory.dmp
    Filesize

    72KB

  • memory/1736-5-0x00000000059F0000-0x00000000059FA000-memory.dmp
    Filesize

    40KB

  • memory/1736-1-0x0000000074800000-0x0000000074FB1000-memory.dmp
    Filesize

    7.7MB

  • memory/1736-20-0x0000000006550000-0x00000000065C6000-memory.dmp
    Filesize

    472KB

  • memory/1736-0-0x0000000000EC0000-0x0000000000F12000-memory.dmp
    Filesize

    328KB

  • memory/1736-36-0x0000000074800000-0x0000000074FB1000-memory.dmp
    Filesize

    7.7MB

  • memory/1736-2-0x0000000005F20000-0x00000000064C6000-memory.dmp
    Filesize

    5.6MB

  • memory/1736-4-0x00000000059D0000-0x00000000059E0000-memory.dmp
    Filesize

    64KB

  • memory/1736-27-0x0000000007060000-0x000000000709C000-memory.dmp
    Filesize

    240KB

  • memory/1736-28-0x00000000071D0000-0x000000000721C000-memory.dmp
    Filesize

    304KB

  • memory/1736-29-0x0000000007320000-0x0000000007386000-memory.dmp
    Filesize

    408KB

  • memory/1736-32-0x0000000007F60000-0x0000000008122000-memory.dmp
    Filesize

    1.8MB

  • memory/1736-33-0x0000000008660000-0x0000000008B8C000-memory.dmp
    Filesize

    5.2MB

  • memory/1736-34-0x0000000008430000-0x0000000008480000-memory.dmp
    Filesize

    320KB

  • memory/1736-24-0x0000000007570000-0x0000000007B88000-memory.dmp
    Filesize

    6.1MB