Analysis

  • max time kernel
    91s
  • max time network
    99s
  • 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 11:36

General

  • Target

    7a320d51e2fcfa26d1e65d1402a913174212da322b9903ee9d4d2612ca12b678.exe

  • Size

    305KB

  • MD5

    d714fb91d9bc37e4f5f23b1ce34c1015

  • SHA1

    53a404f619a618903111408f4db81d373023fd96

  • SHA256

    7a320d51e2fcfa26d1e65d1402a913174212da322b9903ee9d4d2612ca12b678

  • SHA512

    716d32bd789ac7ef5c29ea7883096d6e8b3be0133eacc1a3f6417dc3d2bbf8698fed2fe6fb13343473db1a03bffd2e0190b726c227e93b47d246c9713eb5f618

  • 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\7a320d51e2fcfa26d1e65d1402a913174212da322b9903ee9d4d2612ca12b678.exe
    "C:\Users\Admin\AppData\Local\Temp\7a320d51e2fcfa26d1e65d1402a913174212da322b9903ee9d4d2612ca12b678.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:1476

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\Tmp4E6E.tmp
    Filesize

    2KB

    MD5

    1420d30f964eac2c85b2ccfe968eebce

    SHA1

    bdf9a6876578a3e38079c4f8cf5d6c79687ad750

    SHA256

    f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9

    SHA512

    6fcb6ce148e1e246d6805502d4914595957061946751656567a5013d96033dd1769a22a87c45821e7542cde533450e41182cee898cd2ccf911c91bc4822371a8

  • memory/1476-21-0x0000000006330000-0x000000000634E000-memory.dmp
    Filesize

    120KB

  • memory/1476-3-0x0000000004E60000-0x0000000004EF2000-memory.dmp
    Filesize

    584KB

  • memory/1476-25-0x00000000064C0000-0x00000000065CA000-memory.dmp
    Filesize

    1.0MB

  • memory/1476-26-0x0000000006400000-0x0000000006412000-memory.dmp
    Filesize

    72KB

  • memory/1476-5-0x0000000004DF0000-0x0000000004DFA000-memory.dmp
    Filesize

    40KB

  • memory/1476-0-0x00000000002C0000-0x0000000000312000-memory.dmp
    Filesize

    328KB

  • memory/1476-20-0x0000000005920000-0x0000000005996000-memory.dmp
    Filesize

    472KB

  • memory/1476-1-0x0000000074630000-0x0000000074DE1000-memory.dmp
    Filesize

    7.7MB

  • memory/1476-36-0x0000000074630000-0x0000000074DE1000-memory.dmp
    Filesize

    7.7MB

  • memory/1476-2-0x0000000005370000-0x0000000005916000-memory.dmp
    Filesize

    5.6MB

  • memory/1476-4-0x0000000004D90000-0x0000000004DA0000-memory.dmp
    Filesize

    64KB

  • memory/1476-27-0x0000000006460000-0x000000000649C000-memory.dmp
    Filesize

    240KB

  • memory/1476-28-0x00000000065D0000-0x000000000661C000-memory.dmp
    Filesize

    304KB

  • memory/1476-29-0x0000000006710000-0x0000000006776000-memory.dmp
    Filesize

    408KB

  • memory/1476-32-0x0000000007090000-0x00000000070E0000-memory.dmp
    Filesize

    320KB

  • memory/1476-33-0x00000000084B0000-0x0000000008672000-memory.dmp
    Filesize

    1.8MB

  • memory/1476-34-0x0000000008BB0000-0x00000000090DC000-memory.dmp
    Filesize

    5.2MB

  • memory/1476-24-0x0000000006970000-0x0000000006F88000-memory.dmp
    Filesize

    6.1MB