Analysis

  • max time kernel
    90s
  • 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 12:00

General

  • Target

    a544703f9624301916bfc0709eb1e8a69e411d60d85d8a7f704bfbe440f5b3de.exe

  • Size

    305KB

  • MD5

    2c2f5481edb17295ea10bae6b0ef6f02

  • SHA1

    f402f316d2fe15d855d16d79560f6e6baa51e79f

  • SHA256

    a544703f9624301916bfc0709eb1e8a69e411d60d85d8a7f704bfbe440f5b3de

  • SHA512

    a8574f8232a8b3576e8c46f46d35f5f6c59b741958180f15fc5fda37711c8b6d0309f4d9977cc2e3b75e1dbb79b6e5aaa670519cd110b90a483855d76f25a9d4

  • 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\a544703f9624301916bfc0709eb1e8a69e411d60d85d8a7f704bfbe440f5b3de.exe
    "C:\Users\Admin\AppData\Local\Temp\a544703f9624301916bfc0709eb1e8a69e411d60d85d8a7f704bfbe440f5b3de.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:2456

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\Tmp60BD.tmp
    Filesize

    2KB

    MD5

    1420d30f964eac2c85b2ccfe968eebce

    SHA1

    bdf9a6876578a3e38079c4f8cf5d6c79687ad750

    SHA256

    f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9

    SHA512

    6fcb6ce148e1e246d6805502d4914595957061946751656567a5013d96033dd1769a22a87c45821e7542cde533450e41182cee898cd2ccf911c91bc4822371a8

  • memory/2456-25-0x00000000066D0000-0x00000000067DA000-memory.dmp
    Filesize

    1.0MB

  • memory/2456-35-0x0000000074FC0000-0x0000000075771000-memory.dmp
    Filesize

    7.7MB

  • memory/2456-3-0x0000000005070000-0x0000000005102000-memory.dmp
    Filesize

    584KB

  • memory/2456-4-0x00000000052F0000-0x0000000005300000-memory.dmp
    Filesize

    64KB

  • memory/2456-5-0x0000000004FF0000-0x0000000004FFA000-memory.dmp
    Filesize

    40KB

  • memory/2456-1-0x0000000074FC0000-0x0000000075771000-memory.dmp
    Filesize

    7.7MB

  • memory/2456-20-0x0000000005B30000-0x0000000005BA6000-memory.dmp
    Filesize

    472KB

  • memory/2456-26-0x0000000006610000-0x0000000006622000-memory.dmp
    Filesize

    72KB

  • memory/2456-38-0x0000000074FC0000-0x0000000075771000-memory.dmp
    Filesize

    7.7MB

  • memory/2456-2-0x0000000005580000-0x0000000005B26000-memory.dmp
    Filesize

    5.6MB

  • memory/2456-21-0x0000000006540000-0x000000000655E000-memory.dmp
    Filesize

    120KB

  • memory/2456-27-0x0000000006670000-0x00000000066AC000-memory.dmp
    Filesize

    240KB

  • memory/2456-28-0x00000000067E0000-0x000000000682C000-memory.dmp
    Filesize

    304KB

  • memory/2456-29-0x0000000006920000-0x0000000006986000-memory.dmp
    Filesize

    408KB

  • memory/2456-32-0x00000000073A0000-0x00000000073F0000-memory.dmp
    Filesize

    320KB

  • memory/2456-33-0x00000000076C0000-0x0000000007882000-memory.dmp
    Filesize

    1.8MB

  • memory/2456-34-0x0000000007DC0000-0x00000000082EC000-memory.dmp
    Filesize

    5.2MB

  • memory/2456-0-0x00000000004D0000-0x0000000000522000-memory.dmp
    Filesize

    328KB

  • memory/2456-36-0x00000000052F0000-0x0000000005300000-memory.dmp
    Filesize

    64KB

  • memory/2456-24-0x0000000006B80000-0x0000000007198000-memory.dmp
    Filesize

    6.1MB