Analysis

  • max time kernel
    133s
  • max time network
    135s
  • 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 12:03

General

  • Target

    a662a39bb19f036a3366bccd94d601b3dc3a8b8a11f9bd250785bf3b180d2d98.exe

  • Size

    305KB

  • MD5

    8af1ccfe8c9d4bcf5b6d5da1311929a3

  • SHA1

    8569bfdbefe38db7f7e23fe2f14d3c8e74527f00

  • SHA256

    a662a39bb19f036a3366bccd94d601b3dc3a8b8a11f9bd250785bf3b180d2d98

  • SHA512

    fa7f92200a18a995690813d5d0cb136b8650bcdcda3901a4c49ef4c8b4176f7242944ae6806a3e6075475ba2bd5fcf20d2e5b12a82ec1cc43ba0ce21263807cb

  • 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\a662a39bb19f036a3366bccd94d601b3dc3a8b8a11f9bd250785bf3b180d2d98.exe
    "C:\Users\Admin\AppData\Local\Temp\a662a39bb19f036a3366bccd94d601b3dc3a8b8a11f9bd250785bf3b180d2d98.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:1696

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\Tmp518B.tmp
    Filesize

    2KB

    MD5

    1420d30f964eac2c85b2ccfe968eebce

    SHA1

    bdf9a6876578a3e38079c4f8cf5d6c79687ad750

    SHA256

    f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9

    SHA512

    6fcb6ce148e1e246d6805502d4914595957061946751656567a5013d96033dd1769a22a87c45821e7542cde533450e41182cee898cd2ccf911c91bc4822371a8

  • memory/1696-21-0x0000000006600000-0x000000000661E000-memory.dmp
    Filesize

    120KB

  • memory/1696-3-0x0000000004F50000-0x0000000004FE2000-memory.dmp
    Filesize

    584KB

  • memory/1696-25-0x0000000006790000-0x000000000689A000-memory.dmp
    Filesize

    1.0MB

  • memory/1696-26-0x00000000066D0000-0x00000000066E2000-memory.dmp
    Filesize

    72KB

  • memory/1696-5-0x0000000005000000-0x000000000500A000-memory.dmp
    Filesize

    40KB

  • memory/1696-0-0x0000000000580000-0x00000000005D2000-memory.dmp
    Filesize

    328KB

  • memory/1696-20-0x0000000005C00000-0x0000000005C76000-memory.dmp
    Filesize

    472KB

  • memory/1696-1-0x0000000074AA0000-0x0000000075251000-memory.dmp
    Filesize

    7.7MB

  • memory/1696-36-0x0000000074AA0000-0x0000000075251000-memory.dmp
    Filesize

    7.7MB

  • memory/1696-2-0x0000000005650000-0x0000000005BF6000-memory.dmp
    Filesize

    5.6MB

  • memory/1696-4-0x0000000004F20000-0x0000000004F30000-memory.dmp
    Filesize

    64KB

  • memory/1696-27-0x0000000006730000-0x000000000676C000-memory.dmp
    Filesize

    240KB

  • memory/1696-28-0x00000000068A0000-0x00000000068EC000-memory.dmp
    Filesize

    304KB

  • memory/1696-29-0x00000000069E0000-0x0000000006A46000-memory.dmp
    Filesize

    408KB

  • memory/1696-32-0x0000000007360000-0x00000000073B0000-memory.dmp
    Filesize

    320KB

  • memory/1696-33-0x00000000085F0000-0x00000000087B2000-memory.dmp
    Filesize

    1.8MB

  • memory/1696-34-0x0000000008CF0000-0x000000000921C000-memory.dmp
    Filesize

    5.2MB

  • memory/1696-24-0x0000000006C40000-0x0000000007258000-memory.dmp
    Filesize

    6.1MB