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Analysis

  • max time kernel
    152s
  • max time network
    168s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    08/01/2024, 19:56

General

  • Target

    mystify.exe

  • Size

    618KB

  • MD5

    56310a2d2f98a4fe082b8ab1df7715cd

  • SHA1

    19f5b8fc34cec9738667ba76c539dfaa17a0a2df

  • SHA256

    4d49c61647576d71405df122d55a461940ae46c11da96380ba1c6e5e042060bf

  • SHA512

    144f407b492653c0bb1bc3d13ce0376d21115cd6e70a244e6451256374c500d50ffe53e1cf326a4ccd5e727e538fc11ece46eb9f8363e8a5b2a80743db553c33

  • SSDEEP

    12288:jspCMScwWKnIlhIrtXzEwo+GSUnxp4qh9+CkqcQOH:jsLSrnIlhUtXzEwi9+nQOH

Malware Config

Extracted

Family

redline

Botnet

@mayotiqq

C2

45.15.156.167:80

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.

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\mystify.exe
    "C:\Users\Admin\AppData\Local\Temp\mystify.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:2452

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\CabE523.tmp

    Filesize

    65KB

    MD5

    ac05d27423a85adc1622c714f2cb6184

    SHA1

    b0fe2b1abddb97837ea0195be70ab2ff14d43198

    SHA256

    c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

    SHA512

    6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

  • C:\Users\Admin\AppData\Local\Temp\TarE565.tmp

    Filesize

    171KB

    MD5

    9c0c641c06238516f27941aa1166d427

    SHA1

    64cd549fb8cf014fcd9312aa7a5b023847b6c977

    SHA256

    4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

    SHA512

    936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

  • memory/2452-0-0x0000000000250000-0x00000000002A2000-memory.dmp

    Filesize

    328KB

  • memory/2452-4-0x0000000074040000-0x000000007472E000-memory.dmp

    Filesize

    6.9MB

  • memory/2452-5-0x0000000004F70000-0x0000000004FB0000-memory.dmp

    Filesize

    256KB

  • memory/2452-40-0x0000000074040000-0x000000007472E000-memory.dmp

    Filesize

    6.9MB

  • memory/2452-41-0x0000000004F70000-0x0000000004FB0000-memory.dmp

    Filesize

    256KB

  • memory/2452-43-0x0000000074040000-0x000000007472E000-memory.dmp

    Filesize

    6.9MB