Analysis

  • max time kernel
    90s
  • max time network
    95s
  • 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 12:18

General

  • Target

    a4de5f9bbb877a1a420dbdd62acb3c6f312ea1ee9969073fec3bd9eec6361a5f.exe

  • Size

    305KB

  • MD5

    13118ec6becf9b4c3e957b16d036528c

  • SHA1

    4fe381a45eccff5a72c881ef52023471031576c5

  • SHA256

    a4de5f9bbb877a1a420dbdd62acb3c6f312ea1ee9969073fec3bd9eec6361a5f

  • SHA512

    98a35e1fbc6395c6aae1fd71592b303ec898942fc0d2acb3fd0fb88a30dfdb32bcae86b2d7bdaab8db1a5af2b02e219a46540128586fcefe97bcc66c5a65c630

  • 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\a4de5f9bbb877a1a420dbdd62acb3c6f312ea1ee9969073fec3bd9eec6361a5f.exe
    "C:\Users\Admin\AppData\Local\Temp\a4de5f9bbb877a1a420dbdd62acb3c6f312ea1ee9969073fec3bd9eec6361a5f.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:4144

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\Tmp6060.tmp
    Filesize

    2KB

    MD5

    1420d30f964eac2c85b2ccfe968eebce

    SHA1

    bdf9a6876578a3e38079c4f8cf5d6c79687ad750

    SHA256

    f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9

    SHA512

    6fcb6ce148e1e246d6805502d4914595957061946751656567a5013d96033dd1769a22a87c45821e7542cde533450e41182cee898cd2ccf911c91bc4822371a8

  • memory/4144-25-0x00000000067F0000-0x00000000068FA000-memory.dmp
    Filesize

    1.0MB

  • memory/4144-35-0x00000000052A0000-0x00000000052B0000-memory.dmp
    Filesize

    64KB

  • memory/4144-3-0x0000000005130000-0x00000000051C2000-memory.dmp
    Filesize

    584KB

  • memory/4144-4-0x00000000052A0000-0x00000000052B0000-memory.dmp
    Filesize

    64KB

  • memory/4144-5-0x0000000005110000-0x000000000511A000-memory.dmp
    Filesize

    40KB

  • memory/4144-1-0x0000000074FC0000-0x0000000075771000-memory.dmp
    Filesize

    7.7MB

  • memory/4144-20-0x0000000005570000-0x00000000055E6000-memory.dmp
    Filesize

    472KB

  • memory/4144-26-0x0000000006730000-0x0000000006742000-memory.dmp
    Filesize

    72KB

  • memory/4144-38-0x0000000074FC0000-0x0000000075771000-memory.dmp
    Filesize

    7.7MB

  • memory/4144-2-0x0000000005600000-0x0000000005BA6000-memory.dmp
    Filesize

    5.6MB

  • memory/4144-21-0x0000000006660000-0x000000000667E000-memory.dmp
    Filesize

    120KB

  • memory/4144-27-0x0000000006790000-0x00000000067CC000-memory.dmp
    Filesize

    240KB

  • memory/4144-28-0x0000000006900000-0x000000000694C000-memory.dmp
    Filesize

    304KB

  • memory/4144-29-0x0000000006A50000-0x0000000006AB6000-memory.dmp
    Filesize

    408KB

  • memory/4144-32-0x0000000007690000-0x0000000007852000-memory.dmp
    Filesize

    1.8MB

  • memory/4144-33-0x0000000007F90000-0x00000000084BC000-memory.dmp
    Filesize

    5.2MB

  • memory/4144-34-0x0000000074FC0000-0x0000000075771000-memory.dmp
    Filesize

    7.7MB

  • memory/4144-0-0x00000000005F0000-0x0000000000642000-memory.dmp
    Filesize

    328KB

  • memory/4144-36-0x0000000008E30000-0x0000000008E80000-memory.dmp
    Filesize

    320KB

  • memory/4144-24-0x0000000006CA0000-0x00000000072B8000-memory.dmp
    Filesize

    6.1MB