Analysis

  • max time kernel
    142s
  • max time network
    148s
  • 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 11:36

General

  • Target

    b552479a1c0512b68bc6497e64e92c853e473155628013a5e3c9b1c80e649706.exe

  • Size

    305KB

  • MD5

    fab799c8499ba2969c445a1b23ce7611

  • SHA1

    6a12b6e10c12e49ef0946b5db7c64c719d1122d0

  • SHA256

    b552479a1c0512b68bc6497e64e92c853e473155628013a5e3c9b1c80e649706

  • SHA512

    a4cc70e683810f7b7f7704ef8ed01668675ddcbc7871b4206632cf0fca5e5241b9a3ca73da1b5b0b1b2d1905f7c36d2b1425d62f3442bb6ce59b5cb7ef7d1cc2

  • 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 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b552479a1c0512b68bc6497e64e92c853e473155628013a5e3c9b1c80e649706.exe
    "C:\Users\Admin\AppData\Local\Temp\b552479a1c0512b68bc6497e64e92c853e473155628013a5e3c9b1c80e649706.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:1784

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\TmpDAB0.tmp
    Filesize

    2KB

    MD5

    1420d30f964eac2c85b2ccfe968eebce

    SHA1

    bdf9a6876578a3e38079c4f8cf5d6c79687ad750

    SHA256

    f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9

    SHA512

    6fcb6ce148e1e246d6805502d4914595957061946751656567a5013d96033dd1769a22a87c45821e7542cde533450e41182cee898cd2ccf911c91bc4822371a8

  • memory/1784-23-0x0000000006290000-0x00000000062AE000-memory.dmp
    Filesize

    120KB

  • memory/1784-3-0x0000000004D90000-0x0000000004E22000-memory.dmp
    Filesize

    584KB

  • memory/1784-27-0x0000000006520000-0x000000000662A000-memory.dmp
    Filesize

    1.0MB

  • memory/1784-28-0x0000000006460000-0x0000000006472000-memory.dmp
    Filesize

    72KB

  • memory/1784-5-0x0000000004D20000-0x0000000004D2A000-memory.dmp
    Filesize

    40KB

  • memory/1784-1-0x00000000002B0000-0x0000000000302000-memory.dmp
    Filesize

    328KB

  • memory/1784-22-0x00000000059D0000-0x0000000005A46000-memory.dmp
    Filesize

    472KB

  • memory/1784-0-0x0000000074700000-0x0000000074EB0000-memory.dmp
    Filesize

    7.7MB

  • memory/1784-38-0x0000000074700000-0x0000000074EB0000-memory.dmp
    Filesize

    7.7MB

  • memory/1784-2-0x00000000052A0000-0x0000000005844000-memory.dmp
    Filesize

    5.6MB

  • memory/1784-4-0x0000000004F90000-0x0000000004FA0000-memory.dmp
    Filesize

    64KB

  • memory/1784-29-0x00000000064C0000-0x00000000064FC000-memory.dmp
    Filesize

    240KB

  • memory/1784-30-0x0000000006630000-0x000000000667C000-memory.dmp
    Filesize

    304KB

  • memory/1784-31-0x0000000006770000-0x00000000067D6000-memory.dmp
    Filesize

    408KB

  • memory/1784-34-0x0000000007240000-0x0000000007290000-memory.dmp
    Filesize

    320KB

  • memory/1784-35-0x00000000076B0000-0x0000000007872000-memory.dmp
    Filesize

    1.8MB

  • memory/1784-36-0x00000000098D0000-0x0000000009DFC000-memory.dmp
    Filesize

    5.2MB

  • memory/1784-26-0x00000000069D0000-0x0000000006FE8000-memory.dmp
    Filesize

    6.1MB