Analysis

  • max time kernel
    116s
  • max time network
    120s
  • 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 12:43

General

  • Target

    3c45c50007ee6d1ebb2b87b0b0cdd248231cb7cc4e03620f86c6afa9f18a2db8.exe

  • Size

    305KB

  • MD5

    e33dff15049071d0e7c35901743b7919

  • SHA1

    c4adbd9c40e261226f41efa7e2d5d755aed25d5a

  • SHA256

    3c45c50007ee6d1ebb2b87b0b0cdd248231cb7cc4e03620f86c6afa9f18a2db8

  • SHA512

    1e7467d9821850b2ab78716009d09099fe2448f4ad106112ceca55065e16cd70d9ca57dd48dad931f88e3c6ccc6c820f2fce3b23d51fd9b4473ceeaf50350ba2

  • 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\3c45c50007ee6d1ebb2b87b0b0cdd248231cb7cc4e03620f86c6afa9f18a2db8.exe
    "C:\Users\Admin\AppData\Local\Temp\3c45c50007ee6d1ebb2b87b0b0cdd248231cb7cc4e03620f86c6afa9f18a2db8.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:4708

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\Tmp785C.tmp
    Filesize

    2KB

    MD5

    1420d30f964eac2c85b2ccfe968eebce

    SHA1

    bdf9a6876578a3e38079c4f8cf5d6c79687ad750

    SHA256

    f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9

    SHA512

    6fcb6ce148e1e246d6805502d4914595957061946751656567a5013d96033dd1769a22a87c45821e7542cde533450e41182cee898cd2ccf911c91bc4822371a8

  • memory/4708-25-0x0000000006540000-0x000000000664A000-memory.dmp
    Filesize

    1.0MB

  • memory/4708-35-0x00000000080E0000-0x00000000082A2000-memory.dmp
    Filesize

    1.8MB

  • memory/4708-3-0x0000000004D10000-0x0000000004DA2000-memory.dmp
    Filesize

    584KB

  • memory/4708-4-0x0000000004E20000-0x0000000004E30000-memory.dmp
    Filesize

    64KB

  • memory/4708-5-0x0000000004DC0000-0x0000000004DCA000-memory.dmp
    Filesize

    40KB

  • memory/4708-0-0x0000000000340000-0x0000000000392000-memory.dmp
    Filesize

    328KB

  • memory/4708-20-0x0000000005870000-0x00000000058E6000-memory.dmp
    Filesize

    472KB

  • memory/4708-26-0x0000000006480000-0x0000000006492000-memory.dmp
    Filesize

    72KB

  • memory/4708-38-0x0000000075120000-0x00000000758D1000-memory.dmp
    Filesize

    7.7MB

  • memory/4708-2-0x00000000051C0000-0x0000000005766000-memory.dmp
    Filesize

    5.6MB

  • memory/4708-21-0x00000000063B0000-0x00000000063CE000-memory.dmp
    Filesize

    120KB

  • memory/4708-27-0x00000000064E0000-0x000000000651C000-memory.dmp
    Filesize

    240KB

  • memory/4708-28-0x0000000006650000-0x000000000669C000-memory.dmp
    Filesize

    304KB

  • memory/4708-29-0x00000000067A0000-0x0000000006806000-memory.dmp
    Filesize

    408KB

  • memory/4708-32-0x0000000075120000-0x00000000758D1000-memory.dmp
    Filesize

    7.7MB

  • memory/4708-33-0x0000000004E20000-0x0000000004E30000-memory.dmp
    Filesize

    64KB

  • memory/4708-34-0x0000000007EC0000-0x0000000007F10000-memory.dmp
    Filesize

    320KB

  • memory/4708-1-0x0000000075120000-0x00000000758D1000-memory.dmp
    Filesize

    7.7MB

  • memory/4708-36-0x00000000087E0000-0x0000000008D0C000-memory.dmp
    Filesize

    5.2MB

  • memory/4708-24-0x00000000069F0000-0x0000000007008000-memory.dmp
    Filesize

    6.1MB