Analysis

  • max time kernel
    93s
  • max time network
    96s
  • 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 11:24

General

  • Target

    b3c319d67147945f04fb3447be9ce9a252828bd8a93fdb9f651a9fe8ab0ac9e7.exe

  • Size

    305KB

  • MD5

    2bd8f51f55500bac627897fba6bd5ac7

  • SHA1

    3c06a26f417162e6358b07b4a79a354661365b28

  • SHA256

    b3c319d67147945f04fb3447be9ce9a252828bd8a93fdb9f651a9fe8ab0ac9e7

  • SHA512

    13f6afc1891e0e2ccfd805c2e3b3d134b84f4ed4288f815740f8b9b8525731f81a56106cc5fb569f2e7840386ee34e20fb2e7275c89e5e1a82d770a186c21b8b

  • 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\b3c319d67147945f04fb3447be9ce9a252828bd8a93fdb9f651a9fe8ab0ac9e7.exe
    "C:\Users\Admin\AppData\Local\Temp\b3c319d67147945f04fb3447be9ce9a252828bd8a93fdb9f651a9fe8ab0ac9e7.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:2972

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\Tmp5582.tmp
    Filesize

    2KB

    MD5

    1420d30f964eac2c85b2ccfe968eebce

    SHA1

    bdf9a6876578a3e38079c4f8cf5d6c79687ad750

    SHA256

    f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9

    SHA512

    6fcb6ce148e1e246d6805502d4914595957061946751656567a5013d96033dd1769a22a87c45821e7542cde533450e41182cee898cd2ccf911c91bc4822371a8

  • memory/2972-25-0x0000000006C20000-0x0000000006D2A000-memory.dmp
    Filesize

    1.0MB

  • memory/2972-35-0x0000000009F40000-0x000000000A46C000-memory.dmp
    Filesize

    5.2MB

  • memory/2972-3-0x0000000005590000-0x0000000005622000-memory.dmp
    Filesize

    584KB

  • memory/2972-4-0x00000000054F0000-0x0000000005500000-memory.dmp
    Filesize

    64KB

  • memory/2972-5-0x0000000005540000-0x000000000554A000-memory.dmp
    Filesize

    40KB

  • memory/2972-0-0x0000000000A20000-0x0000000000A72000-memory.dmp
    Filesize

    328KB

  • memory/2972-20-0x0000000005AB0000-0x0000000005B26000-memory.dmp
    Filesize

    472KB

  • memory/2972-26-0x0000000006B60000-0x0000000006B72000-memory.dmp
    Filesize

    72KB

  • memory/2972-38-0x00000000743E0000-0x0000000074B91000-memory.dmp
    Filesize

    7.7MB

  • memory/2972-2-0x0000000005B40000-0x00000000060E6000-memory.dmp
    Filesize

    5.6MB

  • memory/2972-21-0x0000000006990000-0x00000000069AE000-memory.dmp
    Filesize

    120KB

  • memory/2972-27-0x0000000006BC0000-0x0000000006BFC000-memory.dmp
    Filesize

    240KB

  • memory/2972-28-0x0000000006D30000-0x0000000006D7C000-memory.dmp
    Filesize

    304KB

  • memory/2972-29-0x0000000006E80000-0x0000000006EE6000-memory.dmp
    Filesize

    408KB

  • memory/2972-32-0x00000000743E0000-0x0000000074B91000-memory.dmp
    Filesize

    7.7MB

  • memory/2972-33-0x00000000054F0000-0x0000000005500000-memory.dmp
    Filesize

    64KB

  • memory/2972-34-0x0000000009840000-0x0000000009A02000-memory.dmp
    Filesize

    1.8MB

  • memory/2972-1-0x00000000743E0000-0x0000000074B91000-memory.dmp
    Filesize

    7.7MB

  • memory/2972-36-0x0000000008B40000-0x0000000008B90000-memory.dmp
    Filesize

    320KB

  • memory/2972-24-0x00000000070D0000-0x00000000076E8000-memory.dmp
    Filesize

    6.1MB