Analysis

  • max time kernel
    102s
  • max time network
    104s
  • 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 12:40

General

  • Target

    4ec954a99f48c425d2cd2582ff749773897e32cadf1df3793c26e09254990bcc.exe

  • Size

    305KB

  • MD5

    b406bf34d83d6edd352141ff0cbd3f77

  • SHA1

    f9a0e8c1dfcda6bfcf7fa8bf7f29d8ff21884412

  • SHA256

    4ec954a99f48c425d2cd2582ff749773897e32cadf1df3793c26e09254990bcc

  • SHA512

    9e67354e1c34b6bd300d7af58d5441e14c29442c9d1e928ec60d2e430ce8832d2df44b19853f9d32d65bddc1d7a7d64e3fad144d9e4beb7a6f62c40949b80974

  • 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\4ec954a99f48c425d2cd2582ff749773897e32cadf1df3793c26e09254990bcc.exe
    "C:\Users\Admin\AppData\Local\Temp\4ec954a99f48c425d2cd2582ff749773897e32cadf1df3793c26e09254990bcc.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:2792

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\Tmp5563.tmp
    Filesize

    2KB

    MD5

    1420d30f964eac2c85b2ccfe968eebce

    SHA1

    bdf9a6876578a3e38079c4f8cf5d6c79687ad750

    SHA256

    f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9

    SHA512

    6fcb6ce148e1e246d6805502d4914595957061946751656567a5013d96033dd1769a22a87c45821e7542cde533450e41182cee898cd2ccf911c91bc4822371a8

  • memory/2792-25-0x0000000006870000-0x000000000697A000-memory.dmp
    Filesize

    1.0MB

  • memory/2792-35-0x0000000008900000-0x0000000008AC2000-memory.dmp
    Filesize

    1.8MB

  • memory/2792-3-0x0000000005170000-0x0000000005202000-memory.dmp
    Filesize

    584KB

  • memory/2792-4-0x00000000053E0000-0x00000000053F0000-memory.dmp
    Filesize

    64KB

  • memory/2792-5-0x0000000005220000-0x000000000522A000-memory.dmp
    Filesize

    40KB

  • memory/2792-1-0x0000000075120000-0x00000000758D1000-memory.dmp
    Filesize

    7.7MB

  • memory/2792-20-0x0000000005750000-0x00000000057C6000-memory.dmp
    Filesize

    472KB

  • memory/2792-26-0x00000000067B0000-0x00000000067C2000-memory.dmp
    Filesize

    72KB

  • memory/2792-38-0x0000000075120000-0x00000000758D1000-memory.dmp
    Filesize

    7.7MB

  • memory/2792-2-0x0000000005880000-0x0000000005E26000-memory.dmp
    Filesize

    5.6MB

  • memory/2792-21-0x00000000066E0000-0x00000000066FE000-memory.dmp
    Filesize

    120KB

  • memory/2792-27-0x0000000006810000-0x000000000684C000-memory.dmp
    Filesize

    240KB

  • memory/2792-28-0x0000000006980000-0x00000000069CC000-memory.dmp
    Filesize

    304KB

  • memory/2792-29-0x0000000006AC0000-0x0000000006B26000-memory.dmp
    Filesize

    408KB

  • memory/2792-32-0x0000000007440000-0x0000000007490000-memory.dmp
    Filesize

    320KB

  • memory/2792-33-0x0000000075120000-0x00000000758D1000-memory.dmp
    Filesize

    7.7MB

  • memory/2792-34-0x00000000053E0000-0x00000000053F0000-memory.dmp
    Filesize

    64KB

  • memory/2792-0-0x0000000000670000-0x00000000006C2000-memory.dmp
    Filesize

    328KB

  • memory/2792-36-0x0000000009000000-0x000000000952C000-memory.dmp
    Filesize

    5.2MB

  • memory/2792-24-0x0000000006D20000-0x0000000007338000-memory.dmp
    Filesize

    6.1MB