Analysis

  • max time kernel
    147s
  • max time network
    156s
  • 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 12:39

General

  • Target

    8a552eb253ae003fe136d93fb92b70587834e21d5fcb02c633348de62a72e7d2.exe

  • Size

    305KB

  • MD5

    77b3317069ac65c5f4d9f6e65c6d2e8b

  • SHA1

    d7f8f5b2c5bca0a41d4da100cd8d7635dc673314

  • SHA256

    8a552eb253ae003fe136d93fb92b70587834e21d5fcb02c633348de62a72e7d2

  • SHA512

    b55064870a7c4602e8f1797991702daaf8f0bf518eccd7ba6a52662d1f73edafbebfdfa5b1c5cdb878aec6ffa2806e124c8fa32d1ab3e304e4923213240fe350

  • 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\8a552eb253ae003fe136d93fb92b70587834e21d5fcb02c633348de62a72e7d2.exe
    "C:\Users\Admin\AppData\Local\Temp\8a552eb253ae003fe136d93fb92b70587834e21d5fcb02c633348de62a72e7d2.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:704

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\Tmp67F1.tmp
    Filesize

    2KB

    MD5

    1420d30f964eac2c85b2ccfe968eebce

    SHA1

    bdf9a6876578a3e38079c4f8cf5d6c79687ad750

    SHA256

    f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9

    SHA512

    6fcb6ce148e1e246d6805502d4914595957061946751656567a5013d96033dd1769a22a87c45821e7542cde533450e41182cee898cd2ccf911c91bc4822371a8

  • memory/704-25-0x0000000006990000-0x0000000006A9A000-memory.dmp
    Filesize

    1.0MB

  • memory/704-35-0x00000000747F0000-0x0000000074FA1000-memory.dmp
    Filesize

    7.7MB

  • memory/704-3-0x0000000005320000-0x00000000053B2000-memory.dmp
    Filesize

    584KB

  • memory/704-4-0x0000000005220000-0x0000000005230000-memory.dmp
    Filesize

    64KB

  • memory/704-5-0x00000000052C0000-0x00000000052CA000-memory.dmp
    Filesize

    40KB

  • memory/704-1-0x00000000747F0000-0x0000000074FA1000-memory.dmp
    Filesize

    7.7MB

  • memory/704-20-0x0000000005DE0000-0x0000000005E56000-memory.dmp
    Filesize

    472KB

  • memory/704-26-0x00000000068D0000-0x00000000068E2000-memory.dmp
    Filesize

    72KB

  • memory/704-38-0x00000000747F0000-0x0000000074FA1000-memory.dmp
    Filesize

    7.7MB

  • memory/704-2-0x0000000005830000-0x0000000005DD6000-memory.dmp
    Filesize

    5.6MB

  • memory/704-21-0x0000000006800000-0x000000000681E000-memory.dmp
    Filesize

    120KB

  • memory/704-27-0x0000000006930000-0x000000000696C000-memory.dmp
    Filesize

    240KB

  • memory/704-28-0x0000000006AA0000-0x0000000006AEC000-memory.dmp
    Filesize

    304KB

  • memory/704-29-0x0000000006BE0000-0x0000000006C46000-memory.dmp
    Filesize

    408KB

  • memory/704-32-0x0000000007860000-0x0000000007A22000-memory.dmp
    Filesize

    1.8MB

  • memory/704-33-0x0000000008640000-0x0000000008B6C000-memory.dmp
    Filesize

    5.2MB

  • memory/704-34-0x0000000008360000-0x00000000083B0000-memory.dmp
    Filesize

    320KB

  • memory/704-0-0x0000000000790000-0x00000000007E2000-memory.dmp
    Filesize

    328KB

  • memory/704-36-0x0000000005220000-0x0000000005230000-memory.dmp
    Filesize

    64KB

  • memory/704-24-0x0000000006E40000-0x0000000007458000-memory.dmp
    Filesize

    6.1MB