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 11:38

General

  • Target

    57b18491a899ab8dde7573b05941fe14bcbec443b9ad0ce3eba3d62dd4bd7a89.exe

  • Size

    305KB

  • MD5

    fff2fc46f3e51813e88c0c4bc3380ab8

  • SHA1

    292bdf742f7ee0018f8290d3f40e6173ee177ff7

  • SHA256

    57b18491a899ab8dde7573b05941fe14bcbec443b9ad0ce3eba3d62dd4bd7a89

  • SHA512

    b96af75d4ec4cc072f9f9c6356eb49b63f97c66fc8a1a296870ff6a6bd43f6af7e0bac51be2fed04d675f78b4ac5119c1f650460dac01b421b266e048fb5fcbe

  • 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\57b18491a899ab8dde7573b05941fe14bcbec443b9ad0ce3eba3d62dd4bd7a89.exe
    "C:\Users\Admin\AppData\Local\Temp\57b18491a899ab8dde7573b05941fe14bcbec443b9ad0ce3eba3d62dd4bd7a89.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:2712

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\Tmp4343.tmp
    Filesize

    2KB

    MD5

    1420d30f964eac2c85b2ccfe968eebce

    SHA1

    bdf9a6876578a3e38079c4f8cf5d6c79687ad750

    SHA256

    f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9

    SHA512

    6fcb6ce148e1e246d6805502d4914595957061946751656567a5013d96033dd1769a22a87c45821e7542cde533450e41182cee898cd2ccf911c91bc4822371a8

  • memory/2712-21-0x0000000006EF0000-0x0000000006F0E000-memory.dmp
    Filesize

    120KB

  • memory/2712-3-0x00000000059C0000-0x0000000005A52000-memory.dmp
    Filesize

    584KB

  • memory/2712-25-0x0000000007080000-0x000000000718A000-memory.dmp
    Filesize

    1.0MB

  • memory/2712-26-0x0000000006FC0000-0x0000000006FD2000-memory.dmp
    Filesize

    72KB

  • memory/2712-5-0x00000000059A0000-0x00000000059AA000-memory.dmp
    Filesize

    40KB

  • memory/2712-0-0x0000000000E80000-0x0000000000ED2000-memory.dmp
    Filesize

    328KB

  • memory/2712-20-0x0000000006500000-0x0000000006576000-memory.dmp
    Filesize

    472KB

  • memory/2712-1-0x0000000074CB0000-0x0000000075461000-memory.dmp
    Filesize

    7.7MB

  • memory/2712-36-0x0000000074CB0000-0x0000000075461000-memory.dmp
    Filesize

    7.7MB

  • memory/2712-2-0x0000000005ED0000-0x0000000006476000-memory.dmp
    Filesize

    5.6MB

  • memory/2712-4-0x0000000005BA0000-0x0000000005BB0000-memory.dmp
    Filesize

    64KB

  • memory/2712-27-0x0000000007020000-0x000000000705C000-memory.dmp
    Filesize

    240KB

  • memory/2712-28-0x0000000007190000-0x00000000071DC000-memory.dmp
    Filesize

    304KB

  • memory/2712-29-0x00000000072E0000-0x0000000007346000-memory.dmp
    Filesize

    408KB

  • memory/2712-32-0x0000000008880000-0x00000000088D0000-memory.dmp
    Filesize

    320KB

  • memory/2712-33-0x00000000082E0000-0x00000000084A2000-memory.dmp
    Filesize

    1.8MB

  • memory/2712-34-0x0000000008F00000-0x000000000942C000-memory.dmp
    Filesize

    5.2MB

  • memory/2712-24-0x0000000007530000-0x0000000007B48000-memory.dmp
    Filesize

    6.1MB