Analysis

  • max time kernel
    136s
  • max time network
    127s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14/01/2024, 07:43

General

  • Target

    6548f741cb41a51f5e5373586ce6b940.exe

  • Size

    271KB

  • MD5

    6548f741cb41a51f5e5373586ce6b940

  • SHA1

    291bad1c0d06c5af48005dc4eca7f76d5312845b

  • SHA256

    f958ce56b688316c3905d3de8770ad2f4e983b9b4824281cd285fecac12051f1

  • SHA512

    cd98f0379ed410890c2b2f279384c49ba7cdb82d11b5f6ed100b33c7755149893bcc2256ea2b842fbe1ad585a4e31cd752a7014f29cda036571a98ba98c9f5d8

  • SSDEEP

    6144:NZ/b9e1VGnTezP8KwPBVu0AlICpOgCKvZnmpz:U1mTeL8va08I+fmpz

Malware Config

Extracted

Family

redline

Botnet

@txtbaselinks

C2

91.92.252.103:61981

Signatures

  • RedLine

    RedLine Stealer is a malware family written in C#, first appearing in early 2020.

  • RedLine payload 1 IoCs
  • SectopRAT

    SectopRAT is a remote access trojan first seen in November 2019.

  • SectopRAT 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 use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6548f741cb41a51f5e5373586ce6b940.exe
    "C:\Users\Admin\AppData\Local\Temp\6548f741cb41a51f5e5373586ce6b940.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4628
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4152

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\tmp66AA.tmp

          Filesize

          46KB

          MD5

          02d2c46697e3714e49f46b680b9a6b83

          SHA1

          84f98b56d49f01e9b6b76a4e21accf64fd319140

          SHA256

          522cad95d3fa6ebb3274709b8d09bbb1ca37389d0a924cd29e934a75aa04c6c9

          SHA512

          60348a145bfc71b1e07cb35fa79ab5ff472a3d0a557741ea2d39b3772bc395b86e261bd616f65307ae0d997294e49b5548d32f11e86ef3e2704959ca63da8aac

        • C:\Users\Admin\AppData\Local\Temp\tmp66C0.tmp

          Filesize

          92KB

          MD5

          d63e3a8d4109b7212d419e17141dd862

          SHA1

          c9637da0763277477e60128ae2cd26fb314fa80a

          SHA256

          0cdd05fd9d9515c99e713a0cdf201fae20cd5db884c08a292ce16471725c521f

          SHA512

          dfee6ccabfe03415bea0d817ac0c393e98b54a0dfff102f0eee21c8e85d903e11a073aa97b7a3e8b95d88d5f86afd4c9782e7618e3119727da1e01d4895315e2

        • C:\Users\Admin\AppData\Local\Temp\tmp66EB.tmp

          Filesize

          48KB

          MD5

          349e6eb110e34a08924d92f6b334801d

          SHA1

          bdfb289daff51890cc71697b6322aa4b35ec9169

          SHA256

          c9fd7be4579e4aa942e8c2b44ab10115fa6c2fe6afd0c584865413d9d53f3b2a

          SHA512

          2a635b815a5e117ea181ee79305ee1baf591459427acc5210d8c6c7e447be3513ead871c605eb3d32e4ab4111b2a335f26520d0ef8c1245a4af44e1faec44574

        • C:\Users\Admin\AppData\Local\Temp\tmp6701.tmp

          Filesize

          20KB

          MD5

          49693267e0adbcd119f9f5e02adf3a80

          SHA1

          3ba3d7f89b8ad195ca82c92737e960e1f2b349df

          SHA256

          d76e7512e496b7c8d9fcd3010a55e2e566881dc6dacaf0343652a4915d47829f

          SHA512

          b4b9fcecf8d277bb0ccbb25e08f3559e3fc519d85d8761d8ad5bca983d04eb55a20d3b742b15b9b31a7c9187da40ad5c48baa7a54664cae4c40aa253165cbaa2

        • C:\Users\Admin\AppData\Local\Temp\tmp6707.tmp

          Filesize

          116KB

          MD5

          f70aa3fa04f0536280f872ad17973c3d

          SHA1

          50a7b889329a92de1b272d0ecf5fce87395d3123

          SHA256

          8d782aa65de6db3538a14da82216e96d5e0a3c60496726e3541a8165bccc65f8

          SHA512

          30675c5c610d9aa32a4c4a4d9c3af7570823cd197f8d2a709222c78e2cd15304bbed80e233e3674ec2f6e33d1961c67fd6a46dc8ba8b1a301cd0722932c03c84

        • C:\Users\Admin\AppData\Local\Temp\tmp6732.tmp

          Filesize

          96KB

          MD5

          d367ddfda80fdcf578726bc3b0bc3e3c

          SHA1

          23fcd5e4e0e5e296bee7e5224a8404ecd92cf671

          SHA256

          0b8607fdf72f3e651a2a8b0ac7be171b4cb44909d76bb8d6c47393b8ea3d84a0

          SHA512

          40e9239e3f084b4b981431817ca282feb986cf49227911bf3d68845baf2ee626b564c8fabe6e13b97e6eb214da1c02ca09a62bcf5e837900160cf479c104bf77

        • memory/4152-23-0x0000000008CD0000-0x0000000008D36000-memory.dmp

          Filesize

          408KB

        • memory/4152-21-0x0000000008600000-0x0000000008676000-memory.dmp

          Filesize

          472KB

        • memory/4152-10-0x0000000074770000-0x0000000074F20000-memory.dmp

          Filesize

          7.7MB

        • memory/4152-11-0x0000000005B40000-0x00000000060E4000-memory.dmp

          Filesize

          5.6MB

        • memory/4152-13-0x0000000005720000-0x00000000057B2000-memory.dmp

          Filesize

          584KB

        • memory/4152-12-0x0000000006710000-0x0000000006D28000-memory.dmp

          Filesize

          6.1MB

        • memory/4152-14-0x00000000056B0000-0x00000000056C2000-memory.dmp

          Filesize

          72KB

        • memory/4152-15-0x0000000005800000-0x000000000583C000-memory.dmp

          Filesize

          240KB

        • memory/4152-16-0x0000000005710000-0x0000000005720000-memory.dmp

          Filesize

          64KB

        • memory/4152-17-0x00000000065E0000-0x000000000662C000-memory.dmp

          Filesize

          304KB

        • memory/4152-18-0x00000000080A0000-0x00000000081AA000-memory.dmp

          Filesize

          1.0MB

        • memory/4152-19-0x0000000008750000-0x0000000008912000-memory.dmp

          Filesize

          1.8MB

        • memory/4152-20-0x0000000008E50000-0x000000000937C000-memory.dmp

          Filesize

          5.2MB

        • memory/4152-208-0x0000000074770000-0x0000000074F20000-memory.dmp

          Filesize

          7.7MB

        • memory/4152-22-0x00000000086E0000-0x00000000086FE000-memory.dmp

          Filesize

          120KB

        • memory/4152-206-0x0000000005710000-0x0000000005720000-memory.dmp

          Filesize

          64KB

        • memory/4152-205-0x0000000074770000-0x0000000074F20000-memory.dmp

          Filesize

          7.7MB

        • memory/4152-5-0x0000000000400000-0x000000000041E000-memory.dmp

          Filesize

          120KB

        • memory/4628-4-0x0000000005DB0000-0x0000000005DB1000-memory.dmp

          Filesize

          4KB

        • memory/4628-2-0x00000000057D0000-0x00000000057E0000-memory.dmp

          Filesize

          64KB

        • memory/4628-3-0x0000000005650000-0x0000000005651000-memory.dmp

          Filesize

          4KB

        • memory/4628-1-0x0000000074AB0000-0x0000000075260000-memory.dmp

          Filesize

          7.7MB

        • memory/4628-6-0x0000000005DB0000-0x0000000005DB1000-memory.dmp

          Filesize

          4KB

        • memory/4628-0-0x0000000000D00000-0x0000000000D4A000-memory.dmp

          Filesize

          296KB

        • memory/4628-9-0x0000000074AB0000-0x0000000075260000-memory.dmp

          Filesize

          7.7MB