Analysis

  • max time kernel
    90s
  • max time network
    95s
  • 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 13:37

General

  • Target

    c0b40f0f6b4e1a0a596aba7362ed54def5dce5798a99a4b9f5fb192197111b12.exe

  • Size

    306KB

  • MD5

    eb7709fd8b5efe9562e566a1fd2e5a1e

  • SHA1

    4a0a335cac84539848abdedf4f0ade2ed56ff671

  • SHA256

    c0b40f0f6b4e1a0a596aba7362ed54def5dce5798a99a4b9f5fb192197111b12

  • SHA512

    f630ddc5f3235fc28a3c76a9fc0527271fa5c8683010af2917c20c8eb553bd59809c2c56d236d87aa2cbf40c267363f2722a5a770c4b271085e2c45c9cc95ed7

  • 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\c0b40f0f6b4e1a0a596aba7362ed54def5dce5798a99a4b9f5fb192197111b12.exe
    "C:\Users\Admin\AppData\Local\Temp\c0b40f0f6b4e1a0a596aba7362ed54def5dce5798a99a4b9f5fb192197111b12.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:4620

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\Tmp4E20.tmp
    Filesize

    2KB

    MD5

    1420d30f964eac2c85b2ccfe968eebce

    SHA1

    bdf9a6876578a3e38079c4f8cf5d6c79687ad750

    SHA256

    f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9

    SHA512

    6fcb6ce148e1e246d6805502d4914595957061946751656567a5013d96033dd1769a22a87c45821e7542cde533450e41182cee898cd2ccf911c91bc4822371a8

  • memory/4620-21-0x00000000064A0000-0x00000000064BE000-memory.dmp
    Filesize

    120KB

  • memory/4620-3-0x0000000004F80000-0x0000000005012000-memory.dmp
    Filesize

    584KB

  • memory/4620-25-0x0000000006630000-0x000000000673A000-memory.dmp
    Filesize

    1.0MB

  • memory/4620-26-0x0000000006570000-0x0000000006582000-memory.dmp
    Filesize

    72KB

  • memory/4620-5-0x0000000004F50000-0x0000000004F5A000-memory.dmp
    Filesize

    40KB

  • memory/4620-1-0x0000000000430000-0x0000000000482000-memory.dmp
    Filesize

    328KB

  • memory/4620-20-0x00000000054D0000-0x0000000005546000-memory.dmp
    Filesize

    472KB

  • memory/4620-0-0x0000000074630000-0x0000000074DE1000-memory.dmp
    Filesize

    7.7MB

  • memory/4620-36-0x0000000074630000-0x0000000074DE1000-memory.dmp
    Filesize

    7.7MB

  • memory/4620-2-0x0000000005650000-0x0000000005BF6000-memory.dmp
    Filesize

    5.6MB

  • memory/4620-4-0x0000000005150000-0x0000000005160000-memory.dmp
    Filesize

    64KB

  • memory/4620-27-0x00000000065D0000-0x000000000660C000-memory.dmp
    Filesize

    240KB

  • memory/4620-28-0x0000000006740000-0x000000000678C000-memory.dmp
    Filesize

    304KB

  • memory/4620-29-0x0000000006890000-0x00000000068F6000-memory.dmp
    Filesize

    408KB

  • memory/4620-32-0x0000000007200000-0x0000000007250000-memory.dmp
    Filesize

    320KB

  • memory/4620-33-0x0000000007970000-0x0000000007B32000-memory.dmp
    Filesize

    1.8MB

  • memory/4620-34-0x00000000085F0000-0x0000000008B1C000-memory.dmp
    Filesize

    5.2MB

  • memory/4620-24-0x0000000006AE0000-0x00000000070F8000-memory.dmp
    Filesize

    6.1MB