Analysis

  • max time kernel
    92s
  • max time network
    96s
  • 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 13:47

General

  • Target

    390201680f5e183a49a32131b55c23209e540229c5ca1f9986f689d0046fb43e.exe

  • Size

    306KB

  • MD5

    5d6d686583aff61bda1657a67e305bd0

  • SHA1

    0538c480eb438be2a61babc6cf87d2a1b9c17c55

  • SHA256

    390201680f5e183a49a32131b55c23209e540229c5ca1f9986f689d0046fb43e

  • SHA512

    b5fb5a3cb41e1dd41a4e9f556b5285933253bfe9922ccf9a6b024f680a72d21ed9d478ebd5d1e990eee0a3228da1cbfbfdf4b06aaae396c3590bbad3e9aff569

  • 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\390201680f5e183a49a32131b55c23209e540229c5ca1f9986f689d0046fb43e.exe
    "C:\Users\Admin\AppData\Local\Temp\390201680f5e183a49a32131b55c23209e540229c5ca1f9986f689d0046fb43e.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:4832

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\Tmp5FF2.tmp
    Filesize

    2KB

    MD5

    1420d30f964eac2c85b2ccfe968eebce

    SHA1

    bdf9a6876578a3e38079c4f8cf5d6c79687ad750

    SHA256

    f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9

    SHA512

    6fcb6ce148e1e246d6805502d4914595957061946751656567a5013d96033dd1769a22a87c45821e7542cde533450e41182cee898cd2ccf911c91bc4822371a8

  • memory/4832-25-0x0000000006960000-0x0000000006A6A000-memory.dmp
    Filesize

    1.0MB

  • memory/4832-35-0x0000000074B50000-0x0000000075301000-memory.dmp
    Filesize

    7.7MB

  • memory/4832-3-0x0000000005290000-0x0000000005322000-memory.dmp
    Filesize

    584KB

  • memory/4832-4-0x0000000005230000-0x0000000005240000-memory.dmp
    Filesize

    64KB

  • memory/4832-5-0x0000000005420000-0x000000000542A000-memory.dmp
    Filesize

    40KB

  • memory/4832-0-0x0000000000760000-0x00000000007B2000-memory.dmp
    Filesize

    328KB

  • memory/4832-20-0x0000000005DD0000-0x0000000005E46000-memory.dmp
    Filesize

    472KB

  • memory/4832-26-0x00000000068A0000-0x00000000068B2000-memory.dmp
    Filesize

    72KB

  • memory/4832-38-0x0000000074B50000-0x0000000075301000-memory.dmp
    Filesize

    7.7MB

  • memory/4832-2-0x00000000057A0000-0x0000000005D46000-memory.dmp
    Filesize

    5.6MB

  • memory/4832-21-0x00000000066D0000-0x00000000066EE000-memory.dmp
    Filesize

    120KB

  • memory/4832-27-0x0000000006900000-0x000000000693C000-memory.dmp
    Filesize

    240KB

  • memory/4832-28-0x0000000006A70000-0x0000000006ABC000-memory.dmp
    Filesize

    304KB

  • memory/4832-29-0x0000000006BB0000-0x0000000006C16000-memory.dmp
    Filesize

    408KB

  • memory/4832-32-0x0000000007530000-0x0000000007580000-memory.dmp
    Filesize

    320KB

  • memory/4832-33-0x0000000007750000-0x0000000007912000-memory.dmp
    Filesize

    1.8MB

  • memory/4832-34-0x0000000007E50000-0x000000000837C000-memory.dmp
    Filesize

    5.2MB

  • memory/4832-1-0x0000000074B50000-0x0000000075301000-memory.dmp
    Filesize

    7.7MB

  • memory/4832-36-0x0000000005230000-0x0000000005240000-memory.dmp
    Filesize

    64KB

  • memory/4832-24-0x0000000006E10000-0x0000000007428000-memory.dmp
    Filesize

    6.1MB