Analysis

  • max time kernel
    90s
  • max time network
    93s
  • 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 12:01

General

  • Target

    25a02fb6ea30edd55de48987389fc9aee6a13e1c90641e1401abb7417b93d73d.exe

  • Size

    305KB

  • MD5

    8103430bf6540df427e5ffdb67c69d7e

  • SHA1

    1f61174aa76b55884778fca23feacb62e97817ea

  • SHA256

    25a02fb6ea30edd55de48987389fc9aee6a13e1c90641e1401abb7417b93d73d

  • SHA512

    3a903967fe249f55455dd5e3d0f0bb63b64f91cce497df20c6543ad4b5028c9fe2f29026b1c9bdf9c5056f5f0fc23fe0cb780f05e918d1439ea5f6ffe6206b95

  • 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\25a02fb6ea30edd55de48987389fc9aee6a13e1c90641e1401abb7417b93d73d.exe
    "C:\Users\Admin\AppData\Local\Temp\25a02fb6ea30edd55de48987389fc9aee6a13e1c90641e1401abb7417b93d73d.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:388

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\Tmp57A5.tmp
    Filesize

    2KB

    MD5

    1420d30f964eac2c85b2ccfe968eebce

    SHA1

    bdf9a6876578a3e38079c4f8cf5d6c79687ad750

    SHA256

    f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9

    SHA512

    6fcb6ce148e1e246d6805502d4914595957061946751656567a5013d96033dd1769a22a87c45821e7542cde533450e41182cee898cd2ccf911c91bc4822371a8

  • memory/388-25-0x0000000006EC0000-0x0000000006FCA000-memory.dmp
    Filesize

    1.0MB

  • memory/388-35-0x0000000008FB0000-0x00000000094DC000-memory.dmp
    Filesize

    5.2MB

  • memory/388-3-0x00000000057F0000-0x0000000005882000-memory.dmp
    Filesize

    584KB

  • memory/388-4-0x0000000005A80000-0x0000000005A90000-memory.dmp
    Filesize

    64KB

  • memory/388-5-0x0000000005980000-0x000000000598A000-memory.dmp
    Filesize

    40KB

  • memory/388-1-0x0000000074B10000-0x00000000752C1000-memory.dmp
    Filesize

    7.7MB

  • memory/388-20-0x00000000062F0000-0x0000000006366000-memory.dmp
    Filesize

    472KB

  • memory/388-26-0x0000000006E00000-0x0000000006E12000-memory.dmp
    Filesize

    72KB

  • memory/388-38-0x0000000074B10000-0x00000000752C1000-memory.dmp
    Filesize

    7.7MB

  • memory/388-2-0x0000000005CC0000-0x0000000006266000-memory.dmp
    Filesize

    5.6MB

  • memory/388-21-0x0000000006D30000-0x0000000006D4E000-memory.dmp
    Filesize

    120KB

  • memory/388-27-0x0000000006E60000-0x0000000006E9C000-memory.dmp
    Filesize

    240KB

  • memory/388-28-0x0000000006FD0000-0x000000000701C000-memory.dmp
    Filesize

    304KB

  • memory/388-29-0x0000000007110000-0x0000000007176000-memory.dmp
    Filesize

    408KB

  • memory/388-32-0x0000000074B10000-0x00000000752C1000-memory.dmp
    Filesize

    7.7MB

  • memory/388-33-0x0000000005A80000-0x0000000005A90000-memory.dmp
    Filesize

    64KB

  • memory/388-34-0x0000000007F60000-0x0000000008122000-memory.dmp
    Filesize

    1.8MB

  • memory/388-0-0x0000000000CC0000-0x0000000000D12000-memory.dmp
    Filesize

    328KB

  • memory/388-36-0x0000000007DD0000-0x0000000007E20000-memory.dmp
    Filesize

    320KB

  • memory/388-24-0x0000000007370000-0x0000000007988000-memory.dmp
    Filesize

    6.1MB