Analysis

  • max time kernel
    91s
  • max time network
    94s
  • 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 11:54

General

  • Target

    3dd85626d100172fc0bc831063740f8b6d135cea8a3711b6b95400e942f5253c.exe

  • Size

    305KB

  • MD5

    517d981ef90dd3edbb80b2298ad8a26e

  • SHA1

    e0ad1f587b8af7c1f93a5bd1d019c3059de873dc

  • SHA256

    3dd85626d100172fc0bc831063740f8b6d135cea8a3711b6b95400e942f5253c

  • SHA512

    40d5f8b050ca75ab13f7313dc5809997935a1ede1517f6be1e5c77145571a43e8df85e299d5295ec9b53f0099304e192963ebfa546e9785971102a3e423cc932

  • 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\3dd85626d100172fc0bc831063740f8b6d135cea8a3711b6b95400e942f5253c.exe
    "C:\Users\Admin\AppData\Local\Temp\3dd85626d100172fc0bc831063740f8b6d135cea8a3711b6b95400e942f5253c.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:1032

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\Tmp39DC.tmp
    Filesize

    2KB

    MD5

    1420d30f964eac2c85b2ccfe968eebce

    SHA1

    bdf9a6876578a3e38079c4f8cf5d6c79687ad750

    SHA256

    f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9

    SHA512

    6fcb6ce148e1e246d6805502d4914595957061946751656567a5013d96033dd1769a22a87c45821e7542cde533450e41182cee898cd2ccf911c91bc4822371a8

  • memory/1032-25-0x00000000063F0000-0x00000000064FA000-memory.dmp
    Filesize

    1.0MB

  • memory/1032-35-0x0000000074710000-0x0000000074EC1000-memory.dmp
    Filesize

    7.7MB

  • memory/1032-3-0x0000000004C50000-0x0000000004CE2000-memory.dmp
    Filesize

    584KB

  • memory/1032-4-0x0000000004DE0000-0x0000000004DF0000-memory.dmp
    Filesize

    64KB

  • memory/1032-5-0x0000000004BF0000-0x0000000004BFA000-memory.dmp
    Filesize

    40KB

  • memory/1032-1-0x0000000074710000-0x0000000074EC1000-memory.dmp
    Filesize

    7.7MB

  • memory/1032-20-0x0000000005130000-0x00000000051A6000-memory.dmp
    Filesize

    472KB

  • memory/1032-26-0x0000000006330000-0x0000000006342000-memory.dmp
    Filesize

    72KB

  • memory/1032-38-0x0000000074710000-0x0000000074EC1000-memory.dmp
    Filesize

    7.7MB

  • memory/1032-2-0x0000000005200000-0x00000000057A6000-memory.dmp
    Filesize

    5.6MB

  • memory/1032-21-0x0000000006260000-0x000000000627E000-memory.dmp
    Filesize

    120KB

  • memory/1032-27-0x0000000006390000-0x00000000063CC000-memory.dmp
    Filesize

    240KB

  • memory/1032-28-0x0000000006500000-0x000000000654C000-memory.dmp
    Filesize

    304KB

  • memory/1032-29-0x0000000006650000-0x00000000066B6000-memory.dmp
    Filesize

    408KB

  • memory/1032-32-0x0000000007190000-0x0000000007352000-memory.dmp
    Filesize

    1.8MB

  • memory/1032-33-0x0000000007890000-0x0000000007DBC000-memory.dmp
    Filesize

    5.2MB

  • memory/1032-34-0x0000000007130000-0x0000000007180000-memory.dmp
    Filesize

    320KB

  • memory/1032-0-0x00000000000E0000-0x0000000000132000-memory.dmp
    Filesize

    328KB

  • memory/1032-36-0x0000000004DE0000-0x0000000004DF0000-memory.dmp
    Filesize

    64KB

  • memory/1032-24-0x00000000068A0000-0x0000000006EB8000-memory.dmp
    Filesize

    6.1MB