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Analysis

  • max time kernel
    145s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05/06/2023, 09:44

General

  • Target

    4501042e853acdf48227fe588a90f61e0abf6e134fe3054a8a8e10adbe74ddcf.exe

  • Size

    579KB

  • MD5

    4de752e5c952d10c3306cb90047d06cd

  • SHA1

    2835a0a3e523781bedbc1364ec82ae28d2f19bb2

  • SHA256

    4501042e853acdf48227fe588a90f61e0abf6e134fe3054a8a8e10adbe74ddcf

  • SHA512

    0c2a2396be9e0ff78ee847b2259d291ac70af7e514a41ba020453b612506d5851f11b7e08614a20c284e170224b852ccd9ee89728162d7484dcbeb061fdc19a6

  • SSDEEP

    12288:6Mr+y90t5QvuofPRZwQnAI3WgOyPyTlg8Kg8PL:Ay7hfYQAI3WuPyTlVKgQL

Malware Config

Extracted

Family

redline

Botnet

diza

C2

83.97.73.126:19046

Attributes
  • auth_value

    0d09b419c8bc967f91c68be4a17e92ee

Signatures

  • Modifies Windows Defender Real-time Protection settings 3 TTPs 6 IoCs
  • RedLine

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

  • Executes dropped EXE 4 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Windows security modification 2 TTPs 1 IoCs
  • Adds Run key to start application 2 TTPs 6 IoCs
  • 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 24 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4501042e853acdf48227fe588a90f61e0abf6e134fe3054a8a8e10adbe74ddcf.exe
    "C:\Users\Admin\AppData\Local\Temp\4501042e853acdf48227fe588a90f61e0abf6e134fe3054a8a8e10adbe74ddcf.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:4280
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y8555894.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y8555894.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:3648
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\y1618689.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\y1618689.exe
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious use of WriteProcessMemory
        PID:4996
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\k1474329.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\k1474329.exe
          4⤵
          • Modifies Windows Defender Real-time Protection settings
          • Executes dropped EXE
          • Windows security modification
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:4940
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\l0671908.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\l0671908.exe
          4⤵
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:4864

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y8555894.exe

    Filesize

    377KB

    MD5

    ca43492a69cfa73ed3a97f9631e5b171

    SHA1

    151840a7f449d0f30ae68e6362070856c4656833

    SHA256

    ef7ab8ddee6bcd5efdae5a77b4d61568b5fbefe8a1af4ae63d72474fd6a1240c

    SHA512

    c856739753de3f9d0b447fa36ebf5972ecab927aecc45af1e06584056f8ce5bf0840cfa6368b5e5a7cb9a137922bf20f15a92b46653aed1e8c040a09aee09c36

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y8555894.exe

    Filesize

    377KB

    MD5

    ca43492a69cfa73ed3a97f9631e5b171

    SHA1

    151840a7f449d0f30ae68e6362070856c4656833

    SHA256

    ef7ab8ddee6bcd5efdae5a77b4d61568b5fbefe8a1af4ae63d72474fd6a1240c

    SHA512

    c856739753de3f9d0b447fa36ebf5972ecab927aecc45af1e06584056f8ce5bf0840cfa6368b5e5a7cb9a137922bf20f15a92b46653aed1e8c040a09aee09c36

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\y1618689.exe

    Filesize

    206KB

    MD5

    5a632c9846c505922632ed46d4d85d73

    SHA1

    d68c181790908b11b0f091074e8bfbbe853114e1

    SHA256

    1f0f7d44bb3b6a8050d0854e3a04d0dad16623cdedcca1842ac46a5b5224320f

    SHA512

    3ce2b9f51ea17e90f26a70966f648efa8f7031471a8ed32cb8da41829e57be65cb2a900c845de831cc923a22a84a49a4a9c3327cfd82b507a1f1441a813e89af

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\y1618689.exe

    Filesize

    206KB

    MD5

    5a632c9846c505922632ed46d4d85d73

    SHA1

    d68c181790908b11b0f091074e8bfbbe853114e1

    SHA256

    1f0f7d44bb3b6a8050d0854e3a04d0dad16623cdedcca1842ac46a5b5224320f

    SHA512

    3ce2b9f51ea17e90f26a70966f648efa8f7031471a8ed32cb8da41829e57be65cb2a900c845de831cc923a22a84a49a4a9c3327cfd82b507a1f1441a813e89af

  • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\k1474329.exe

    Filesize

    12KB

    MD5

    c7a9bfdeaf86846fd224764322da5112

    SHA1

    3aace1be7bac3dfff2a8723449cf06be30ffff14

    SHA256

    f11ccfc7bdb807a14418a19a88614c095aef4206f02020b624b93b197ee53fbb

    SHA512

    2418ccdafdb6f89c4b0d5eaf84059f434fe28bcdfc48c042ca212c0bde4d237c59180518d0253cd5d429fef175fca61db86acdc1190b0fb8f52f4b5b0475dfe7

  • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\k1474329.exe

    Filesize

    12KB

    MD5

    c7a9bfdeaf86846fd224764322da5112

    SHA1

    3aace1be7bac3dfff2a8723449cf06be30ffff14

    SHA256

    f11ccfc7bdb807a14418a19a88614c095aef4206f02020b624b93b197ee53fbb

    SHA512

    2418ccdafdb6f89c4b0d5eaf84059f434fe28bcdfc48c042ca212c0bde4d237c59180518d0253cd5d429fef175fca61db86acdc1190b0fb8f52f4b5b0475dfe7

  • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\l0671908.exe

    Filesize

    173KB

    MD5

    d095b506132c377890ac48a2e311073f

    SHA1

    406bf479483c834edbb35ef9fb2d84a72ed1a775

    SHA256

    bec167aeef90e3b8c7ab893f7896c3d1d6bb1e21680e689cda91c53312d3f906

    SHA512

    5e2bb0cd9d7e124ea7bdf05977e783a1a7dc8bb15ddd8adb1ef15f7edc02288bb0916d0b6ea74b4097d56f3b978b1c7538fe27f1f41a27a70f731dd975322027

  • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\l0671908.exe

    Filesize

    173KB

    MD5

    d095b506132c377890ac48a2e311073f

    SHA1

    406bf479483c834edbb35ef9fb2d84a72ed1a775

    SHA256

    bec167aeef90e3b8c7ab893f7896c3d1d6bb1e21680e689cda91c53312d3f906

    SHA512

    5e2bb0cd9d7e124ea7bdf05977e783a1a7dc8bb15ddd8adb1ef15f7edc02288bb0916d0b6ea74b4097d56f3b978b1c7538fe27f1f41a27a70f731dd975322027

  • memory/4864-160-0x000000000B2A0000-0x000000000B8B8000-memory.dmp

    Filesize

    6.1MB

  • memory/4864-165-0x000000000B0D0000-0x000000000B146000-memory.dmp

    Filesize

    472KB

  • memory/4864-172-0x000000000C5A0000-0x000000000C5F0000-memory.dmp

    Filesize

    320KB

  • memory/4864-161-0x000000000AE20000-0x000000000AF2A000-memory.dmp

    Filesize

    1.0MB

  • memory/4864-162-0x000000000AD60000-0x000000000AD72000-memory.dmp

    Filesize

    72KB

  • memory/4864-163-0x00000000057F0000-0x0000000005800000-memory.dmp

    Filesize

    64KB

  • memory/4864-164-0x000000000ADC0000-0x000000000ADFC000-memory.dmp

    Filesize

    240KB

  • memory/4864-159-0x0000000000FE0000-0x0000000001010000-memory.dmp

    Filesize

    192KB

  • memory/4864-166-0x000000000B1F0000-0x000000000B282000-memory.dmp

    Filesize

    584KB

  • memory/4864-167-0x000000000BE70000-0x000000000C414000-memory.dmp

    Filesize

    5.6MB

  • memory/4864-168-0x000000000B8C0000-0x000000000B926000-memory.dmp

    Filesize

    408KB

  • memory/4864-169-0x000000000C5F0000-0x000000000C7B2000-memory.dmp

    Filesize

    1.8MB

  • memory/4864-170-0x000000000CCF0000-0x000000000D21C000-memory.dmp

    Filesize

    5.2MB

  • memory/4864-171-0x00000000057F0000-0x0000000005800000-memory.dmp

    Filesize

    64KB

  • memory/4940-154-0x0000000000170000-0x000000000017A000-memory.dmp

    Filesize

    40KB