Analysis

  • max time kernel
    142s
  • max time network
    143s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-04-2024 12:15

General

  • Target

    66503604caf14fe820331d9e7715fe6e2756d0cae21dff45ec837857f28196ca.exe

  • Size

    305KB

  • MD5

    31a08d2cbee1e83b33440514e4fb2b25

  • SHA1

    a1b2913d161c1fdf7878a3946a9f7f881a8f07ff

  • SHA256

    66503604caf14fe820331d9e7715fe6e2756d0cae21dff45ec837857f28196ca

  • SHA512

    6c9bd66e60cc85ebdbd9447fefbf5aa193dc420a2a2e5b178f97120d485b79602c6cca95db28834c1caa108fda98c4ec416124e064a0e177ff3792d690cd8f42

  • 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 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\66503604caf14fe820331d9e7715fe6e2756d0cae21dff45ec837857f28196ca.exe
    "C:\Users\Admin\AppData\Local\Temp\66503604caf14fe820331d9e7715fe6e2756d0cae21dff45ec837857f28196ca.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:4740

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\Tmp2B36.tmp
    Filesize

    2KB

    MD5

    1420d30f964eac2c85b2ccfe968eebce

    SHA1

    bdf9a6876578a3e38079c4f8cf5d6c79687ad750

    SHA256

    f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9

    SHA512

    6fcb6ce148e1e246d6805502d4914595957061946751656567a5013d96033dd1769a22a87c45821e7542cde533450e41182cee898cd2ccf911c91bc4822371a8

  • memory/4740-27-0x0000000006930000-0x0000000006A3A000-memory.dmp
    Filesize

    1.0MB

  • memory/4740-39-0x0000000074A90000-0x0000000075240000-memory.dmp
    Filesize

    7.7MB

  • memory/4740-26-0x0000000006DE0000-0x00000000073F8000-memory.dmp
    Filesize

    6.1MB

  • memory/4740-4-0x0000000005380000-0x0000000005390000-memory.dmp
    Filesize

    64KB

  • memory/4740-5-0x0000000005120000-0x000000000512A000-memory.dmp
    Filesize

    40KB

  • memory/4740-0-0x00000000006C0000-0x0000000000712000-memory.dmp
    Filesize

    328KB

  • memory/4740-22-0x0000000005DA0000-0x0000000005E16000-memory.dmp
    Filesize

    472KB

  • memory/4740-23-0x00000000067A0000-0x00000000067BE000-memory.dmp
    Filesize

    120KB

  • memory/4740-3-0x0000000005140000-0x00000000051D2000-memory.dmp
    Filesize

    584KB

  • memory/4740-2-0x00000000056F0000-0x0000000005C94000-memory.dmp
    Filesize

    5.6MB

  • memory/4740-29-0x00000000068D0000-0x000000000690C000-memory.dmp
    Filesize

    240KB

  • memory/4740-28-0x0000000006870000-0x0000000006882000-memory.dmp
    Filesize

    72KB

  • memory/4740-30-0x0000000006A40000-0x0000000006A8C000-memory.dmp
    Filesize

    304KB

  • memory/4740-31-0x0000000006B80000-0x0000000006BE6000-memory.dmp
    Filesize

    408KB

  • memory/4740-34-0x0000000006D90000-0x0000000006DE0000-memory.dmp
    Filesize

    320KB

  • memory/4740-35-0x0000000007B60000-0x0000000007D22000-memory.dmp
    Filesize

    1.8MB

  • memory/4740-36-0x0000000008970000-0x0000000008E9C000-memory.dmp
    Filesize

    5.2MB

  • memory/4740-37-0x0000000074A90000-0x0000000075240000-memory.dmp
    Filesize

    7.7MB

  • memory/4740-1-0x0000000074A90000-0x0000000075240000-memory.dmp
    Filesize

    7.7MB