Analysis

  • max time kernel
    149s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-04-2024 12:56

General

  • Target

    40552c5d49b3ee41fc87bf1db400c4c2b412bb09bbcef96a403f315147019bfd.exe

  • Size

    305KB

  • MD5

    2f546539439ea644e6842c12dd7d9318

  • SHA1

    e10c6d34347003fdbc67f4476faefd4f6f734fc1

  • SHA256

    40552c5d49b3ee41fc87bf1db400c4c2b412bb09bbcef96a403f315147019bfd

  • SHA512

    59b0615e8a90e0f0cfa6ef4edde6d8a8e9aa765cf01f3222e173ee07827aa8ed2dd506271d43bfcd8029b32de3eea1a6acd69164546e0297051f35302f87c235

  • 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\40552c5d49b3ee41fc87bf1db400c4c2b412bb09bbcef96a403f315147019bfd.exe
    "C:\Users\Admin\AppData\Local\Temp\40552c5d49b3ee41fc87bf1db400c4c2b412bb09bbcef96a403f315147019bfd.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:2028

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\Tmp4FE5.tmp
    Filesize

    2KB

    MD5

    1420d30f964eac2c85b2ccfe968eebce

    SHA1

    bdf9a6876578a3e38079c4f8cf5d6c79687ad750

    SHA256

    f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9

    SHA512

    6fcb6ce148e1e246d6805502d4914595957061946751656567a5013d96033dd1769a22a87c45821e7542cde533450e41182cee898cd2ccf911c91bc4822371a8

  • memory/2028-27-0x0000000007220000-0x000000000732A000-memory.dmp
    Filesize

    1.0MB

  • memory/2028-37-0x00000000081B0000-0x0000000008372000-memory.dmp
    Filesize

    1.8MB

  • memory/2028-3-0x00000000059F0000-0x0000000005A82000-memory.dmp
    Filesize

    584KB

  • memory/2028-4-0x0000000005BA0000-0x0000000005BB0000-memory.dmp
    Filesize

    64KB

  • memory/2028-5-0x0000000005AC0000-0x0000000005ACA000-memory.dmp
    Filesize

    40KB

  • memory/2028-1-0x00000000752A0000-0x0000000075A50000-memory.dmp
    Filesize

    7.7MB

  • memory/2028-22-0x00000000066A0000-0x0000000006716000-memory.dmp
    Filesize

    472KB

  • memory/2028-28-0x0000000007160000-0x0000000007172000-memory.dmp
    Filesize

    72KB

  • memory/2028-40-0x00000000752A0000-0x0000000075A50000-memory.dmp
    Filesize

    7.7MB

  • memory/2028-2-0x0000000006070000-0x0000000006614000-memory.dmp
    Filesize

    5.6MB

  • memory/2028-23-0x0000000007090000-0x00000000070AE000-memory.dmp
    Filesize

    120KB

  • memory/2028-29-0x00000000071C0000-0x00000000071FC000-memory.dmp
    Filesize

    240KB

  • memory/2028-30-0x0000000007330000-0x000000000737C000-memory.dmp
    Filesize

    304KB

  • memory/2028-31-0x0000000007470000-0x00000000074D6000-memory.dmp
    Filesize

    408KB

  • memory/2028-34-0x0000000007DF0000-0x0000000007E40000-memory.dmp
    Filesize

    320KB

  • memory/2028-35-0x00000000752A0000-0x0000000075A50000-memory.dmp
    Filesize

    7.7MB

  • memory/2028-36-0x0000000005BA0000-0x0000000005BB0000-memory.dmp
    Filesize

    64KB

  • memory/2028-0-0x0000000000FB0000-0x0000000001002000-memory.dmp
    Filesize

    328KB

  • memory/2028-38-0x00000000088B0000-0x0000000008DDC000-memory.dmp
    Filesize

    5.2MB

  • memory/2028-26-0x00000000076D0000-0x0000000007CE8000-memory.dmp
    Filesize

    6.1MB