Analysis

  • max time kernel
    93s
  • 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 12:43

General

  • Target

    26e1147a33a63f0e988a5256b9d992dd76570a6a7996781408a11293bfeb6bb5.exe

  • Size

    305KB

  • MD5

    d4f4f3537d24040df8b1d44d04632da4

  • SHA1

    f360e825813e208727d39631d465c0f0ad5ef078

  • SHA256

    26e1147a33a63f0e988a5256b9d992dd76570a6a7996781408a11293bfeb6bb5

  • SHA512

    c3e1505c5279604043b0d86bd0aec8e11965e9d953535dcba6d101b95f23acff83fcb387a94190ed51cc143a408af187c5068cb5dd4345b5116e2d3f75c94a2f

  • 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\26e1147a33a63f0e988a5256b9d992dd76570a6a7996781408a11293bfeb6bb5.exe
    "C:\Users\Admin\AppData\Local\Temp\26e1147a33a63f0e988a5256b9d992dd76570a6a7996781408a11293bfeb6bb5.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:4972

Network

MITRE ATT&CK Matrix ATT&CK v13

Defense Evasion

Subvert Trust Controls

1
T1553

Install Root Certificate

1
T1553.004

Modify Registry

1
T1112

Credential Access

Unsecured Credentials

2
T1552

Credentials In Files

2
T1552.001

Discovery

Query Registry

1
T1012

System Information Discovery

1
T1082

Collection

Data from Local System

2
T1005

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\Tmp4B03.tmp
    Filesize

    2KB

    MD5

    1420d30f964eac2c85b2ccfe968eebce

    SHA1

    bdf9a6876578a3e38079c4f8cf5d6c79687ad750

    SHA256

    f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9

    SHA512

    6fcb6ce148e1e246d6805502d4914595957061946751656567a5013d96033dd1769a22a87c45821e7542cde533450e41182cee898cd2ccf911c91bc4822371a8

  • memory/4972-21-0x0000000006200000-0x000000000621E000-memory.dmp
    Filesize

    120KB

  • memory/4972-3-0x0000000004CA0000-0x0000000004D32000-memory.dmp
    Filesize

    584KB

  • memory/4972-25-0x0000000006390000-0x000000000649A000-memory.dmp
    Filesize

    1.0MB

  • memory/4972-26-0x00000000062D0000-0x00000000062E2000-memory.dmp
    Filesize

    72KB

  • memory/4972-5-0x0000000004E40000-0x0000000004E4A000-memory.dmp
    Filesize

    40KB

  • memory/4972-0-0x0000000000190000-0x00000000001E2000-memory.dmp
    Filesize

    328KB

  • memory/4972-20-0x00000000050E0000-0x0000000005156000-memory.dmp
    Filesize

    472KB

  • memory/4972-1-0x0000000074630000-0x0000000074DE1000-memory.dmp
    Filesize

    7.7MB

  • memory/4972-36-0x0000000074630000-0x0000000074DE1000-memory.dmp
    Filesize

    7.7MB

  • memory/4972-2-0x00000000051B0000-0x0000000005756000-memory.dmp
    Filesize

    5.6MB

  • memory/4972-4-0x0000000004E50000-0x0000000004E60000-memory.dmp
    Filesize

    64KB

  • memory/4972-27-0x0000000006330000-0x000000000636C000-memory.dmp
    Filesize

    240KB

  • memory/4972-28-0x00000000064A0000-0x00000000064EC000-memory.dmp
    Filesize

    304KB

  • memory/4972-29-0x00000000065F0000-0x0000000006656000-memory.dmp
    Filesize

    408KB

  • memory/4972-32-0x00000000072D0000-0x0000000007492000-memory.dmp
    Filesize

    1.8MB

  • memory/4972-33-0x00000000081E0000-0x000000000870C000-memory.dmp
    Filesize

    5.2MB

  • memory/4972-34-0x00000000077A0000-0x00000000077F0000-memory.dmp
    Filesize

    320KB

  • memory/4972-24-0x0000000006840000-0x0000000006E58000-memory.dmp
    Filesize

    6.1MB