Analysis

  • max time kernel
    90s
  • max time network
    94s
  • 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 14:02

General

  • Target

    7e71c095361fe7bead6bc900b90a47902612892f2a1b902ea676589b7446f928.exe

  • Size

    306KB

  • MD5

    21bd15e21ae669f13156f7ee1708c3f9

  • SHA1

    d61713f7f4f087b0e6e6218c8929f6caf7b40801

  • SHA256

    7e71c095361fe7bead6bc900b90a47902612892f2a1b902ea676589b7446f928

  • SHA512

    c154d1a607088729f006c78fdf2005d1190b579cd08df776892d0e6f2fac55f31cf9bec9d39241ff232d425af94a3bb2f4be7edcc0a9d45047c722d0472d667d

  • 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\7e71c095361fe7bead6bc900b90a47902612892f2a1b902ea676589b7446f928.exe
    "C:\Users\Admin\AppData\Local\Temp\7e71c095361fe7bead6bc900b90a47902612892f2a1b902ea676589b7446f928.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:652

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\Tmp5311.tmp
    Filesize

    2KB

    MD5

    1420d30f964eac2c85b2ccfe968eebce

    SHA1

    bdf9a6876578a3e38079c4f8cf5d6c79687ad750

    SHA256

    f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9

    SHA512

    6fcb6ce148e1e246d6805502d4914595957061946751656567a5013d96033dd1769a22a87c45821e7542cde533450e41182cee898cd2ccf911c91bc4822371a8

  • memory/652-21-0x00000000068F0000-0x000000000690E000-memory.dmp
    Filesize

    120KB

  • memory/652-3-0x00000000054C0000-0x0000000005552000-memory.dmp
    Filesize

    584KB

  • memory/652-25-0x0000000006B80000-0x0000000006C8A000-memory.dmp
    Filesize

    1.0MB

  • memory/652-26-0x0000000006AC0000-0x0000000006AD2000-memory.dmp
    Filesize

    72KB

  • memory/652-5-0x0000000005490000-0x000000000549A000-memory.dmp
    Filesize

    40KB

  • memory/652-1-0x0000000074530000-0x0000000074CE1000-memory.dmp
    Filesize

    7.7MB

  • memory/652-20-0x0000000006000000-0x0000000006076000-memory.dmp
    Filesize

    472KB

  • memory/652-0-0x0000000000AB0000-0x0000000000B02000-memory.dmp
    Filesize

    328KB

  • memory/652-36-0x0000000074530000-0x0000000074CE1000-memory.dmp
    Filesize

    7.7MB

  • memory/652-2-0x00000000059D0000-0x0000000005F76000-memory.dmp
    Filesize

    5.6MB

  • memory/652-4-0x0000000005600000-0x0000000005610000-memory.dmp
    Filesize

    64KB

  • memory/652-27-0x0000000006B20000-0x0000000006B5C000-memory.dmp
    Filesize

    240KB

  • memory/652-28-0x0000000006C90000-0x0000000006CDC000-memory.dmp
    Filesize

    304KB

  • memory/652-29-0x0000000006DE0000-0x0000000006E46000-memory.dmp
    Filesize

    408KB

  • memory/652-32-0x0000000007EE0000-0x00000000080A2000-memory.dmp
    Filesize

    1.8MB

  • memory/652-33-0x00000000089D0000-0x0000000008EFC000-memory.dmp
    Filesize

    5.2MB

  • memory/652-34-0x0000000007E50000-0x0000000007EA0000-memory.dmp
    Filesize

    320KB

  • memory/652-24-0x0000000007030000-0x0000000007648000-memory.dmp
    Filesize

    6.1MB