Analysis

  • max time kernel
    147s
  • max time network
    151s
  • 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 12:03

General

  • Target

    cfc15ea14f02140c5d35c15e3e9a11b5ce18397905ea6af9f38217d3a9011534.exe

  • Size

    305KB

  • MD5

    fc9f1084858e222a2d436cefbf7cc7f3

  • SHA1

    d3c8f3f36895ec26764f6edfc7ee558937ec0e39

  • SHA256

    cfc15ea14f02140c5d35c15e3e9a11b5ce18397905ea6af9f38217d3a9011534

  • SHA512

    e3db3af21329b05e517a49d3f526a6c171876023171b7611e27f85f8ac84979f9ade3eadda9d6ca73f07dfb919ebdfe007a7170d8a2c0b5b0c8e5bfe8fb4d818

  • 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\cfc15ea14f02140c5d35c15e3e9a11b5ce18397905ea6af9f38217d3a9011534.exe
    "C:\Users\Admin\AppData\Local\Temp\cfc15ea14f02140c5d35c15e3e9a11b5ce18397905ea6af9f38217d3a9011534.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:1900

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\Tmp47A8.tmp
    Filesize

    2KB

    MD5

    1420d30f964eac2c85b2ccfe968eebce

    SHA1

    bdf9a6876578a3e38079c4f8cf5d6c79687ad750

    SHA256

    f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9

    SHA512

    6fcb6ce148e1e246d6805502d4914595957061946751656567a5013d96033dd1769a22a87c45821e7542cde533450e41182cee898cd2ccf911c91bc4822371a8

  • memory/1900-21-0x0000000006170000-0x000000000618E000-memory.dmp
    Filesize

    120KB

  • memory/1900-3-0x0000000004C10000-0x0000000004CA2000-memory.dmp
    Filesize

    584KB

  • memory/1900-25-0x0000000006300000-0x000000000640A000-memory.dmp
    Filesize

    1.0MB

  • memory/1900-26-0x0000000006240000-0x0000000006252000-memory.dmp
    Filesize

    72KB

  • memory/1900-5-0x0000000004DB0000-0x0000000004DBA000-memory.dmp
    Filesize

    40KB

  • memory/1900-0-0x0000000000100000-0x0000000000152000-memory.dmp
    Filesize

    328KB

  • memory/1900-20-0x0000000005770000-0x00000000057E6000-memory.dmp
    Filesize

    472KB

  • memory/1900-1-0x0000000075200000-0x00000000759B1000-memory.dmp
    Filesize

    7.7MB

  • memory/1900-36-0x0000000075200000-0x00000000759B1000-memory.dmp
    Filesize

    7.7MB

  • memory/1900-2-0x00000000050C0000-0x0000000005666000-memory.dmp
    Filesize

    5.6MB

  • memory/1900-4-0x0000000004E70000-0x0000000004E80000-memory.dmp
    Filesize

    64KB

  • memory/1900-27-0x00000000062A0000-0x00000000062DC000-memory.dmp
    Filesize

    240KB

  • memory/1900-28-0x0000000006410000-0x000000000645C000-memory.dmp
    Filesize

    304KB

  • memory/1900-29-0x0000000006550000-0x00000000065B6000-memory.dmp
    Filesize

    408KB

  • memory/1900-32-0x00000000071A0000-0x0000000007362000-memory.dmp
    Filesize

    1.8MB

  • memory/1900-33-0x00000000078A0000-0x0000000007DCC000-memory.dmp
    Filesize

    5.2MB

  • memory/1900-34-0x0000000007150000-0x00000000071A0000-memory.dmp
    Filesize

    320KB

  • memory/1900-24-0x00000000067B0000-0x0000000006DC8000-memory.dmp
    Filesize

    6.1MB