Analysis

  • max time kernel
    91s
  • 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 14:51

General

  • Target

    bd227e041834412ccd4f7224af4490c63d2e323527fa75d73a72dbd51eb2c21f.exe

  • Size

    306KB

  • MD5

    30c48b4a2321f817dd36332e0c4ed889

  • SHA1

    03a36541f3fc6acf34e3ac66cfb2188e08da7334

  • SHA256

    bd227e041834412ccd4f7224af4490c63d2e323527fa75d73a72dbd51eb2c21f

  • SHA512

    2454f49557322f25a7238d471563a7ba88a1d9538f197ea8879fd8f8d29b4b332915ed495c23a6231d08163c700d94fb6505de12b1144756217198ecf0b8b547

  • 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\bd227e041834412ccd4f7224af4490c63d2e323527fa75d73a72dbd51eb2c21f.exe
    "C:\Users\Admin\AppData\Local\Temp\bd227e041834412ccd4f7224af4490c63d2e323527fa75d73a72dbd51eb2c21f.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:2840

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\Tmp685F.tmp
    Filesize

    2KB

    MD5

    1420d30f964eac2c85b2ccfe968eebce

    SHA1

    bdf9a6876578a3e38079c4f8cf5d6c79687ad750

    SHA256

    f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9

    SHA512

    6fcb6ce148e1e246d6805502d4914595957061946751656567a5013d96033dd1769a22a87c45821e7542cde533450e41182cee898cd2ccf911c91bc4822371a8

  • memory/2840-25-0x0000000006E10000-0x0000000006F1A000-memory.dmp
    Filesize

    1.0MB

  • memory/2840-35-0x0000000074F90000-0x0000000075741000-memory.dmp
    Filesize

    7.7MB

  • memory/2840-3-0x0000000005720000-0x00000000057B2000-memory.dmp
    Filesize

    584KB

  • memory/2840-4-0x0000000005930000-0x0000000005940000-memory.dmp
    Filesize

    64KB

  • memory/2840-5-0x00000000057C0000-0x00000000057CA000-memory.dmp
    Filesize

    40KB

  • memory/2840-1-0x0000000074F90000-0x0000000075741000-memory.dmp
    Filesize

    7.7MB

  • memory/2840-20-0x0000000005CB0000-0x0000000005D26000-memory.dmp
    Filesize

    472KB

  • memory/2840-26-0x0000000006D50000-0x0000000006D62000-memory.dmp
    Filesize

    72KB

  • memory/2840-38-0x0000000074F90000-0x0000000075741000-memory.dmp
    Filesize

    7.7MB

  • memory/2840-2-0x0000000005E10000-0x00000000063B6000-memory.dmp
    Filesize

    5.6MB

  • memory/2840-21-0x0000000006C80000-0x0000000006C9E000-memory.dmp
    Filesize

    120KB

  • memory/2840-27-0x0000000006DB0000-0x0000000006DEC000-memory.dmp
    Filesize

    240KB

  • memory/2840-28-0x0000000006F20000-0x0000000006F6C000-memory.dmp
    Filesize

    304KB

  • memory/2840-29-0x0000000007060000-0x00000000070C6000-memory.dmp
    Filesize

    408KB

  • memory/2840-32-0x00000000079E0000-0x0000000007A30000-memory.dmp
    Filesize

    320KB

  • memory/2840-33-0x0000000007D00000-0x0000000007EC2000-memory.dmp
    Filesize

    1.8MB

  • memory/2840-34-0x0000000008400000-0x000000000892C000-memory.dmp
    Filesize

    5.2MB

  • memory/2840-0-0x0000000000C10000-0x0000000000C62000-memory.dmp
    Filesize

    328KB

  • memory/2840-36-0x0000000005930000-0x0000000005940000-memory.dmp
    Filesize

    64KB

  • memory/2840-24-0x00000000072C0000-0x00000000078D8000-memory.dmp
    Filesize

    6.1MB