Analysis

  • max time kernel
    146s
  • max time network
    136s
  • 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 11:58

General

  • Target

    b48907d73e8703bca5ce59dbeb79062dc2a1564c972ea86958315ecbd485a390.exe

  • Size

    305KB

  • MD5

    dce486cbc66254067014b8cabe2cf76a

  • SHA1

    43e08f48d0b2d30e4a38a9b567042077d727b65e

  • SHA256

    b48907d73e8703bca5ce59dbeb79062dc2a1564c972ea86958315ecbd485a390

  • SHA512

    c1790e165efc7899aeedb8b2b06d19057e5e941ff7e205275b3765f9452910df044559200c1a4324633c00942ec11aa8eccf3771bdcbb97862a55fc9af6e7a84

  • 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\b48907d73e8703bca5ce59dbeb79062dc2a1564c972ea86958315ecbd485a390.exe
    "C:\Users\Admin\AppData\Local\Temp\b48907d73e8703bca5ce59dbeb79062dc2a1564c972ea86958315ecbd485a390.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:4032

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\Tmp342F.tmp
    Filesize

    2KB

    MD5

    1420d30f964eac2c85b2ccfe968eebce

    SHA1

    bdf9a6876578a3e38079c4f8cf5d6c79687ad750

    SHA256

    f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9

    SHA512

    6fcb6ce148e1e246d6805502d4914595957061946751656567a5013d96033dd1769a22a87c45821e7542cde533450e41182cee898cd2ccf911c91bc4822371a8

  • memory/4032-23-0x00000000062B0000-0x00000000062CE000-memory.dmp
    Filesize

    120KB

  • memory/4032-3-0x0000000004E50000-0x0000000004EE2000-memory.dmp
    Filesize

    584KB

  • memory/4032-27-0x0000000006680000-0x000000000678A000-memory.dmp
    Filesize

    1.0MB

  • memory/4032-28-0x00000000065C0000-0x00000000065D2000-memory.dmp
    Filesize

    72KB

  • memory/4032-5-0x0000000004F20000-0x0000000004F2A000-memory.dmp
    Filesize

    40KB

  • memory/4032-1-0x0000000074ED0000-0x0000000075680000-memory.dmp
    Filesize

    7.7MB

  • memory/4032-22-0x0000000005AE0000-0x0000000005B56000-memory.dmp
    Filesize

    472KB

  • memory/4032-0-0x0000000000410000-0x0000000000462000-memory.dmp
    Filesize

    328KB

  • memory/4032-38-0x0000000074ED0000-0x0000000075680000-memory.dmp
    Filesize

    7.7MB

  • memory/4032-2-0x00000000054B0000-0x0000000005A54000-memory.dmp
    Filesize

    5.6MB

  • memory/4032-4-0x0000000005080000-0x0000000005090000-memory.dmp
    Filesize

    64KB

  • memory/4032-29-0x0000000006620000-0x000000000665C000-memory.dmp
    Filesize

    240KB

  • memory/4032-30-0x0000000006790000-0x00000000067DC000-memory.dmp
    Filesize

    304KB

  • memory/4032-31-0x00000000068D0000-0x0000000006936000-memory.dmp
    Filesize

    408KB

  • memory/4032-34-0x0000000006AD0000-0x0000000006B20000-memory.dmp
    Filesize

    320KB

  • memory/4032-35-0x0000000007A70000-0x0000000007C32000-memory.dmp
    Filesize

    1.8MB

  • memory/4032-36-0x0000000008880000-0x0000000008DAC000-memory.dmp
    Filesize

    5.2MB

  • memory/4032-26-0x0000000006B30000-0x0000000007148000-memory.dmp
    Filesize

    6.1MB