Analysis

  • max time kernel
    94s
  • max time network
    101s
  • 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 15:16

General

  • Target

    d13b82ff55442a90c3c9444e73dc709009dc73120e555ab523480217ce982b4d.exe

  • Size

    306KB

  • MD5

    5a4291d4427b053bfa5c351e1dc71d47

  • SHA1

    52ddb8f759b45d49618306c7e2a43879d088f4ad

  • SHA256

    d13b82ff55442a90c3c9444e73dc709009dc73120e555ab523480217ce982b4d

  • SHA512

    f01eddaf8f8bc058bd364f8cff2f9b16dbd785f8e9afb618607dd7e79182378b27437a631b857fde224a1d248fa3a88e8eea9286dd580768bb5ac7279e8efd2a

  • 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\d13b82ff55442a90c3c9444e73dc709009dc73120e555ab523480217ce982b4d.exe
    "C:\Users\Admin\AppData\Local\Temp\d13b82ff55442a90c3c9444e73dc709009dc73120e555ab523480217ce982b4d.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:3716

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\Tmp545A.tmp

    Filesize

    2KB

    MD5

    1420d30f964eac2c85b2ccfe968eebce

    SHA1

    bdf9a6876578a3e38079c4f8cf5d6c79687ad750

    SHA256

    f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9

    SHA512

    6fcb6ce148e1e246d6805502d4914595957061946751656567a5013d96033dd1769a22a87c45821e7542cde533450e41182cee898cd2ccf911c91bc4822371a8

  • memory/3716-25-0x00000000069F0000-0x0000000006AFA000-memory.dmp

    Filesize

    1.0MB

  • memory/3716-35-0x0000000074530000-0x0000000074CE1000-memory.dmp

    Filesize

    7.7MB

  • memory/3716-3-0x0000000005340000-0x00000000053D2000-memory.dmp

    Filesize

    584KB

  • memory/3716-4-0x00000000054D0000-0x00000000054E0000-memory.dmp

    Filesize

    64KB

  • memory/3716-5-0x0000000005310000-0x000000000531A000-memory.dmp

    Filesize

    40KB

  • memory/3716-0-0x0000000074530000-0x0000000074CE1000-memory.dmp

    Filesize

    7.7MB

  • memory/3716-20-0x0000000005E00000-0x0000000005E76000-memory.dmp

    Filesize

    472KB

  • memory/3716-26-0x0000000006930000-0x0000000006942000-memory.dmp

    Filesize

    72KB

  • memory/3716-38-0x0000000074530000-0x0000000074CE1000-memory.dmp

    Filesize

    7.7MB

  • memory/3716-2-0x0000000005850000-0x0000000005DF6000-memory.dmp

    Filesize

    5.6MB

  • memory/3716-21-0x0000000006760000-0x000000000677E000-memory.dmp

    Filesize

    120KB

  • memory/3716-27-0x0000000006990000-0x00000000069CC000-memory.dmp

    Filesize

    240KB

  • memory/3716-28-0x0000000006B00000-0x0000000006B4C000-memory.dmp

    Filesize

    304KB

  • memory/3716-29-0x0000000006C40000-0x0000000006CA6000-memory.dmp

    Filesize

    408KB

  • memory/3716-32-0x00000000076C0000-0x0000000007710000-memory.dmp

    Filesize

    320KB

  • memory/3716-33-0x00000000079F0000-0x0000000007BB2000-memory.dmp

    Filesize

    1.8MB

  • memory/3716-34-0x00000000082F0000-0x000000000881C000-memory.dmp

    Filesize

    5.2MB

  • memory/3716-1-0x00000000007E0000-0x0000000000832000-memory.dmp

    Filesize

    328KB

  • memory/3716-36-0x00000000054D0000-0x00000000054E0000-memory.dmp

    Filesize

    64KB

  • memory/3716-24-0x0000000006EA0000-0x00000000074B8000-memory.dmp

    Filesize

    6.1MB