Analysis

  • max time kernel
    93s
  • max time network
    146s
  • 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 11:50

General

  • Target

    ff16b0c40047c107eef4f7336b4d1fd6f726fc93518b603233b983bdf9096647.exe

  • Size

    305KB

  • MD5

    b5e36860f7aed927c182fc2ea8a2bb94

  • SHA1

    0511dd8a4f77fab368661d4ffe062088d7470db8

  • SHA256

    ff16b0c40047c107eef4f7336b4d1fd6f726fc93518b603233b983bdf9096647

  • SHA512

    afc176b4d45a2d8a4393c8752f5711db2ef464a2fdc6792c9753bd9da1a4414c6e4356fd6e556721d9a15137d618156776d7ea7629c0e21f4fffffaf053cafbe

  • 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\ff16b0c40047c107eef4f7336b4d1fd6f726fc93518b603233b983bdf9096647.exe
    "C:\Users\Admin\AppData\Local\Temp\ff16b0c40047c107eef4f7336b4d1fd6f726fc93518b603233b983bdf9096647.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:2548

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\Tmp4A38.tmp
    Filesize

    2KB

    MD5

    1420d30f964eac2c85b2ccfe968eebce

    SHA1

    bdf9a6876578a3e38079c4f8cf5d6c79687ad750

    SHA256

    f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9

    SHA512

    6fcb6ce148e1e246d6805502d4914595957061946751656567a5013d96033dd1769a22a87c45821e7542cde533450e41182cee898cd2ccf911c91bc4822371a8

  • memory/2548-25-0x00000000069A0000-0x0000000006AAA000-memory.dmp
    Filesize

    1.0MB

  • memory/2548-36-0x0000000007A80000-0x0000000007AD0000-memory.dmp
    Filesize

    320KB

  • memory/2548-24-0x0000000006E50000-0x0000000007468000-memory.dmp
    Filesize

    6.1MB

  • memory/2548-4-0x00000000053F0000-0x0000000005400000-memory.dmp
    Filesize

    64KB

  • memory/2548-5-0x0000000005370000-0x000000000537A000-memory.dmp
    Filesize

    40KB

  • memory/2548-0-0x00000000007A0000-0x00000000007F2000-memory.dmp
    Filesize

    328KB

  • memory/2548-20-0x00000000057F0000-0x0000000005866000-memory.dmp
    Filesize

    472KB

  • memory/2548-21-0x0000000006810000-0x000000000682E000-memory.dmp
    Filesize

    120KB

  • memory/2548-3-0x00000000052A0000-0x0000000005332000-memory.dmp
    Filesize

    584KB

  • memory/2548-2-0x0000000005910000-0x0000000005EB6000-memory.dmp
    Filesize

    5.6MB

  • memory/2548-27-0x0000000006940000-0x000000000697C000-memory.dmp
    Filesize

    240KB

  • memory/2548-26-0x00000000068E0000-0x00000000068F2000-memory.dmp
    Filesize

    72KB

  • memory/2548-28-0x0000000006AB0000-0x0000000006AFC000-memory.dmp
    Filesize

    304KB

  • memory/2548-29-0x0000000006BF0000-0x0000000006C56000-memory.dmp
    Filesize

    408KB

  • memory/2548-32-0x0000000074E20000-0x00000000755D1000-memory.dmp
    Filesize

    7.7MB

  • memory/2548-33-0x00000000053F0000-0x0000000005400000-memory.dmp
    Filesize

    64KB

  • memory/2548-34-0x0000000007B00000-0x0000000007CC2000-memory.dmp
    Filesize

    1.8MB

  • memory/2548-35-0x0000000008810000-0x0000000008D3C000-memory.dmp
    Filesize

    5.2MB

  • memory/2548-1-0x0000000074E20000-0x00000000755D1000-memory.dmp
    Filesize

    7.7MB