Analysis

  • max time kernel
    91s
  • 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 14:35

General

  • Target

    b13174fb275914f4fb95d952de8a2c398e6ba270fea838759df2776db50cff13.exe

  • Size

    306KB

  • MD5

    de723b55e1f69d1624f4143efa0f0cfa

  • SHA1

    a1fcf004d616fc558217a3472a3af4c1c90e2663

  • SHA256

    b13174fb275914f4fb95d952de8a2c398e6ba270fea838759df2776db50cff13

  • SHA512

    addee0fbaa566ff459522598fdfc9b652fbbf3832676bc4640f1da361753bdb5152cd156d5f2fc4e4d94c8d6d5b332ce5cd338043a126721b4b20ead4fb5e373

  • 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\b13174fb275914f4fb95d952de8a2c398e6ba270fea838759df2776db50cff13.exe
    "C:\Users\Admin\AppData\Local\Temp\b13174fb275914f4fb95d952de8a2c398e6ba270fea838759df2776db50cff13.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:3024

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\Tmp53AE.tmp
    Filesize

    2KB

    MD5

    1420d30f964eac2c85b2ccfe968eebce

    SHA1

    bdf9a6876578a3e38079c4f8cf5d6c79687ad750

    SHA256

    f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9

    SHA512

    6fcb6ce148e1e246d6805502d4914595957061946751656567a5013d96033dd1769a22a87c45821e7542cde533450e41182cee898cd2ccf911c91bc4822371a8

  • memory/3024-25-0x0000000006810000-0x000000000691A000-memory.dmp
    Filesize

    1.0MB

  • memory/3024-35-0x0000000074530000-0x0000000074CE1000-memory.dmp
    Filesize

    7.7MB

  • memory/3024-3-0x0000000005110000-0x00000000051A2000-memory.dmp
    Filesize

    584KB

  • memory/3024-4-0x0000000005260000-0x0000000005270000-memory.dmp
    Filesize

    64KB

  • memory/3024-5-0x00000000051C0000-0x00000000051CA000-memory.dmp
    Filesize

    40KB

  • memory/3024-1-0x0000000074530000-0x0000000074CE1000-memory.dmp
    Filesize

    7.7MB

  • memory/3024-20-0x0000000005C70000-0x0000000005CE6000-memory.dmp
    Filesize

    472KB

  • memory/3024-26-0x0000000006750000-0x0000000006762000-memory.dmp
    Filesize

    72KB

  • memory/3024-38-0x0000000074530000-0x0000000074CE1000-memory.dmp
    Filesize

    7.7MB

  • memory/3024-2-0x00000000056C0000-0x0000000005C66000-memory.dmp
    Filesize

    5.6MB

  • memory/3024-21-0x0000000006580000-0x000000000659E000-memory.dmp
    Filesize

    120KB

  • memory/3024-27-0x00000000067B0000-0x00000000067EC000-memory.dmp
    Filesize

    240KB

  • memory/3024-28-0x0000000006920000-0x000000000696C000-memory.dmp
    Filesize

    304KB

  • memory/3024-29-0x0000000006A70000-0x0000000006AD6000-memory.dmp
    Filesize

    408KB

  • memory/3024-32-0x00000000073E0000-0x0000000007430000-memory.dmp
    Filesize

    320KB

  • memory/3024-33-0x0000000007700000-0x00000000078C2000-memory.dmp
    Filesize

    1.8MB

  • memory/3024-34-0x0000000007E00000-0x000000000832C000-memory.dmp
    Filesize

    5.2MB

  • memory/3024-0-0x0000000000740000-0x0000000000792000-memory.dmp
    Filesize

    328KB

  • memory/3024-36-0x0000000005260000-0x0000000005270000-memory.dmp
    Filesize

    64KB

  • memory/3024-24-0x0000000006CC0000-0x00000000072D8000-memory.dmp
    Filesize

    6.1MB