Analysis

  • max time kernel
    132s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-05-2024 13:11

General

  • Target

    ce9f75c073171b1315c869b550348e6d8c48a986b262a068b33f0833b7a24716.exe

  • Size

    864KB

  • MD5

    2c52c514ed30a21dbfc181f9a56e756d

  • SHA1

    251cf6719d43e1fd2c52df211e76b8644c3cd2b0

  • SHA256

    ce9f75c073171b1315c869b550348e6d8c48a986b262a068b33f0833b7a24716

  • SHA512

    e59f6f72001fbfb87dfbdf3ac73832f17ba334a5877f395f3c3173d18ba41c3a962714d6f91ce92d484ffe5368bf3ff90b388be4175032dc20a2bee0005c000b

  • SSDEEP

    24576:5yQ6k1XlUuV6gbsDRA/vTXLp3qiwikDLDJtgYBNSu+KpEFMe:sQ6knTs2XTXLpFusYKu+yQ

Malware Config

Extracted

Family

redline

Botnet

kira

C2

77.91.68.48:19071

Attributes
  • auth_value

    1677a40fd8997eb89377e1681911e9c6

Signatures

  • RedLine

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

  • RedLine payload 2 IoCs
  • Executes dropped EXE 3 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Program crash 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ce9f75c073171b1315c869b550348e6d8c48a986b262a068b33f0833b7a24716.exe
    "C:\Users\Admin\AppData\Local\Temp\ce9f75c073171b1315c869b550348e6d8c48a986b262a068b33f0833b7a24716.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:4872
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y6497315.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y6497315.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:3080
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k0077088.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k0077088.exe
        3⤵
        • Executes dropped EXE
        PID:4972
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4972 -s 572
          4⤵
          • Program crash
          PID:1416
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l7490768.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l7490768.exe
        3⤵
        • Executes dropped EXE
        PID:3740
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 4972 -ip 4972
    1⤵
      PID:2084
    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=4040,i,10373433614523925616,13586256558317053467,262144 --variations-seed-version --mojo-platform-channel-handle=4200 /prefetch:8
      1⤵
        PID:2384

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y6497315.exe

        Filesize

        681KB

        MD5

        347fa3300c887f6ed7b1a13377bb28bd

        SHA1

        f7290c370763737aa41f0bc92d66b2423647815c

        SHA256

        8ecc876c0ce1dc9774cb4ee93fbcd638c9182cd5c33e4a7aee74bbc39bd75cc4

        SHA512

        e17a78db324fd6bd80872c92fd6c03f0308b20c256d9a42cec304f21f13df2f0c6069ba95998d525e39b6e99040d07baaabf60015ab4ff88344e5d222c0cc341

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k0077088.exe

        Filesize

        530KB

        MD5

        3afbc821636e1e7951821231f0cdc4bc

        SHA1

        d962f7454a83bdeb81b16476055773c65090c068

        SHA256

        b05287fda0d66708df3d5a927caeb62a87e8809fb992871a5615a3c62ce1eeff

        SHA512

        4b74ca6740b4a8cf7d6bf4a54e64cbf564f42443d4b23d824feb661a8945a7a1a08fb6428afb8a8af7646607b5edc1af9d4c7aea8aac341965dbbf220db86eba

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l7490768.exe

        Filesize

        692KB

        MD5

        ed78531c3da44f95b5e5f7aa280bf586

        SHA1

        a9e403fcbf3a8020cb51d8f3a406c74775936c2d

        SHA256

        d996d9ed8e0931fe6f414b91b0d4f52fc6b80a8493829f63fdd44cbf9afea60e

        SHA512

        7649d4ceb7cf0771ed8905dbff16e74b117b0ced16f94026d457a6534a10f39c91da18bd986fd66ded33d9c2c4ef501e7c895760418b39361089f196bbdb6970

      • memory/3740-18-0x0000000000540000-0x0000000000570000-memory.dmp

        Filesize

        192KB

      • memory/3740-22-0x0000000000400000-0x000000000043A000-memory.dmp

        Filesize

        232KB

      • memory/3740-23-0x0000000004A60000-0x0000000004A66000-memory.dmp

        Filesize

        24KB

      • memory/3740-24-0x000000000A470000-0x000000000AA88000-memory.dmp

        Filesize

        6.1MB

      • memory/3740-25-0x0000000009EE0000-0x0000000009FEA000-memory.dmp

        Filesize

        1.0MB

      • memory/3740-26-0x000000000A020000-0x000000000A032000-memory.dmp

        Filesize

        72KB

      • memory/3740-27-0x000000000A040000-0x000000000A07C000-memory.dmp

        Filesize

        240KB

      • memory/3740-28-0x00000000022E0000-0x000000000232C000-memory.dmp

        Filesize

        304KB

      • memory/4972-14-0x0000000000401000-0x0000000000402000-memory.dmp

        Filesize

        4KB