Analysis

  • max time kernel
    136s
  • max time network
    151s
  • 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 12:49

General

  • Target

    a6fbfbb64436eb2fb9467741cbc2399a6d8c043585d8157643f3f2bf629abf47.exe

  • Size

    305KB

  • MD5

    e39692ef9921d1c68eadd9d38523c1cf

  • SHA1

    6bec7144d92317257c207633c857f5d60ed7b81a

  • SHA256

    a6fbfbb64436eb2fb9467741cbc2399a6d8c043585d8157643f3f2bf629abf47

  • SHA512

    1c91e179218f9e705ad389c4bc62c138e07fbe7eac4a51ac963a056acc6fca9e2d5bcc4907dee319e110b4d970c9a913afde8734dbab242868eee3ce59ba1d73

  • 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\a6fbfbb64436eb2fb9467741cbc2399a6d8c043585d8157643f3f2bf629abf47.exe
    "C:\Users\Admin\AppData\Local\Temp\a6fbfbb64436eb2fb9467741cbc2399a6d8c043585d8157643f3f2bf629abf47.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:1312

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\Tmp5757.tmp
    Filesize

    2KB

    MD5

    1420d30f964eac2c85b2ccfe968eebce

    SHA1

    bdf9a6876578a3e38079c4f8cf5d6c79687ad750

    SHA256

    f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9

    SHA512

    6fcb6ce148e1e246d6805502d4914595957061946751656567a5013d96033dd1769a22a87c45821e7542cde533450e41182cee898cd2ccf911c91bc4822371a8

  • memory/1312-27-0x0000000006C00000-0x0000000006D0A000-memory.dmp
    Filesize

    1.0MB

  • memory/1312-37-0x0000000074560000-0x0000000074D10000-memory.dmp
    Filesize

    7.7MB

  • memory/1312-3-0x00000000053E0000-0x0000000005472000-memory.dmp
    Filesize

    584KB

  • memory/1312-5-0x0000000005590000-0x000000000559A000-memory.dmp
    Filesize

    40KB

  • memory/1312-4-0x0000000005610000-0x0000000005620000-memory.dmp
    Filesize

    64KB

  • memory/1312-1-0x0000000074560000-0x0000000074D10000-memory.dmp
    Filesize

    7.7MB

  • memory/1312-22-0x0000000006060000-0x00000000060D6000-memory.dmp
    Filesize

    472KB

  • memory/1312-28-0x0000000006B40000-0x0000000006B52000-memory.dmp
    Filesize

    72KB

  • memory/1312-40-0x0000000074560000-0x0000000074D10000-memory.dmp
    Filesize

    7.7MB

  • memory/1312-2-0x00000000058B0000-0x0000000005E54000-memory.dmp
    Filesize

    5.6MB

  • memory/1312-23-0x0000000006970000-0x000000000698E000-memory.dmp
    Filesize

    120KB

  • memory/1312-29-0x0000000006BA0000-0x0000000006BDC000-memory.dmp
    Filesize

    240KB

  • memory/1312-30-0x0000000006D10000-0x0000000006D5C000-memory.dmp
    Filesize

    304KB

  • memory/1312-31-0x0000000006E50000-0x0000000006EB6000-memory.dmp
    Filesize

    408KB

  • memory/1312-34-0x00000000079A0000-0x0000000007B62000-memory.dmp
    Filesize

    1.8MB

  • memory/1312-35-0x00000000082A0000-0x00000000087CC000-memory.dmp
    Filesize

    5.2MB

  • memory/1312-36-0x0000000007F70000-0x0000000007FC0000-memory.dmp
    Filesize

    320KB

  • memory/1312-0-0x0000000000990000-0x00000000009E2000-memory.dmp
    Filesize

    328KB

  • memory/1312-38-0x0000000005610000-0x0000000005620000-memory.dmp
    Filesize

    64KB

  • memory/1312-26-0x00000000070B0000-0x00000000076C8000-memory.dmp
    Filesize

    6.1MB