Analysis

  • max time kernel
    90s
  • max time network
    93s
  • 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 13:41

General

  • Target

    de4b17f1441d53fa26480b711bb64bc88eb1fe70b71b61508ec9c28714653420.exe

  • Size

    306KB

  • MD5

    55d0122e22035b8a3262931145357768

  • SHA1

    10c1336bb100d0f312529e951603df6b62ad1c74

  • SHA256

    de4b17f1441d53fa26480b711bb64bc88eb1fe70b71b61508ec9c28714653420

  • SHA512

    07d72606e5addedba2afab9ce358dbfd9f003665396c1adeb9d1b124a791e9c7ce9d3046834ea2f47ed6b4a68549fa02f9eb1396010fd6775958369d9ebf8221

  • 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\de4b17f1441d53fa26480b711bb64bc88eb1fe70b71b61508ec9c28714653420.exe
    "C:\Users\Admin\AppData\Local\Temp\de4b17f1441d53fa26480b711bb64bc88eb1fe70b71b61508ec9c28714653420.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:2968

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\Tmp58CE.tmp
    Filesize

    2KB

    MD5

    1420d30f964eac2c85b2ccfe968eebce

    SHA1

    bdf9a6876578a3e38079c4f8cf5d6c79687ad750

    SHA256

    f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9

    SHA512

    6fcb6ce148e1e246d6805502d4914595957061946751656567a5013d96033dd1769a22a87c45821e7542cde533450e41182cee898cd2ccf911c91bc4822371a8

  • memory/2968-21-0x0000000006A20000-0x0000000006A3E000-memory.dmp
    Filesize

    120KB

  • memory/2968-3-0x00000000053F0000-0x0000000005482000-memory.dmp
    Filesize

    584KB

  • memory/2968-25-0x0000000006BB0000-0x0000000006CBA000-memory.dmp
    Filesize

    1.0MB

  • memory/2968-26-0x0000000006AF0000-0x0000000006B02000-memory.dmp
    Filesize

    72KB

  • memory/2968-5-0x0000000005380000-0x000000000538A000-memory.dmp
    Filesize

    40KB

  • memory/2968-1-0x0000000074A20000-0x00000000751D1000-memory.dmp
    Filesize

    7.7MB

  • memory/2968-20-0x0000000005FD0000-0x0000000006046000-memory.dmp
    Filesize

    472KB

  • memory/2968-0-0x00000000009B0000-0x0000000000A02000-memory.dmp
    Filesize

    328KB

  • memory/2968-36-0x0000000074A20000-0x00000000751D1000-memory.dmp
    Filesize

    7.7MB

  • memory/2968-2-0x00000000059A0000-0x0000000005F46000-memory.dmp
    Filesize

    5.6MB

  • memory/2968-4-0x0000000005600000-0x0000000005610000-memory.dmp
    Filesize

    64KB

  • memory/2968-27-0x0000000006B50000-0x0000000006B8C000-memory.dmp
    Filesize

    240KB

  • memory/2968-28-0x0000000006CC0000-0x0000000006D0C000-memory.dmp
    Filesize

    304KB

  • memory/2968-29-0x0000000006E00000-0x0000000006E66000-memory.dmp
    Filesize

    408KB

  • memory/2968-32-0x00000000078D0000-0x0000000007920000-memory.dmp
    Filesize

    320KB

  • memory/2968-33-0x0000000007EE0000-0x00000000080A2000-memory.dmp
    Filesize

    1.8MB

  • memory/2968-34-0x0000000008BF0000-0x000000000911C000-memory.dmp
    Filesize

    5.2MB

  • memory/2968-24-0x0000000007060000-0x0000000007678000-memory.dmp
    Filesize

    6.1MB