Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04-11-2024 13:41

General

  • Target

    7525726fef574a7d265c4b63ce8e43e10006e91414774d37ead32537ad650da4.exe

  • Size

    693KB

  • MD5

    39035a87737d8415fd065125906c3d12

  • SHA1

    7af99a65ab7fcd41ad6c07a4e571f29fad798d4c

  • SHA256

    7525726fef574a7d265c4b63ce8e43e10006e91414774d37ead32537ad650da4

  • SHA512

    1560fa4f819380268a2bcee5861244140708fcdfc6dbe882186ae78a5c8bdd40e9f3d2eb52e5f9a884cb1361d2484c687909b71ac7715eb883c4c3c7dbb17d73

  • SSDEEP

    12288:2Mrry90j8UmeACtPGB8VyYumHBDB5FKwqNVOnuaFb9SHEZamOAZ+x8piCe7/uq:Fyx23t4xmHBbFKtVOntl9SHoun0Pe7/L

Malware Config

Extracted

Family

redline

Botnet

ruzhpe

C2

pepunn.com:4162

Attributes
  • auth_value

    f735ced96ae8d01d0bd1d514240e54e0

Signatures

  • Detects Healer an antivirus disabler dropper 17 IoCs
  • Healer

    Healer an antivirus disabler dropper.

  • Healer family
  • 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.

  • RedLine payload 20 IoCs
  • Redline family
  • Executes dropped EXE 3 IoCs
  • Windows security modification 2 TTPs 2 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Launches sc.exe 1 IoCs

    Sc.exe is a Windows utlilty to control services on the system.

  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7525726fef574a7d265c4b63ce8e43e10006e91414774d37ead32537ad650da4.exe
    "C:\Users\Admin\AppData\Local\Temp\7525726fef574a7d265c4b63ce8e43e10006e91414774d37ead32537ad650da4.exe"
    1⤵
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:424
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ycke65qq88.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ycke65qq88.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4752
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\urQT33ij66.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\urQT33ij66.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3560
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3560 -s 1076
          4⤵
          • Program crash
          PID:3376
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\wraA50wM92.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\wraA50wM92.exe
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        PID:4940
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 3560 -ip 3560
    1⤵
      PID:3424
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe start wuauserv
      1⤵
      • Launches sc.exe
      PID:4540

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ycke65qq88.exe

      Filesize

      548KB

      MD5

      5ba3294247d435017f364004cf99cb9d

      SHA1

      20c9345dfd3858c206e75c4cc869bf8a7af7b355

      SHA256

      c6364c818f2c407cad10f3a61422c17332ffa7c69a68c9850f85d079b7abf316

      SHA512

      f42b7d1d1995fc49cceae61a4cfb396df26d8f4efb36dac94635660d143423a21466d2fab5b1e3972615e5f8b0aaf387fe0cd172114c77f91b0e8040b0597370

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\urQT33ij66.exe

      Filesize

      352KB

      MD5

      6345b3da7da3d9a3012ba87a252a29f6

      SHA1

      a36f23e5d0802652705df132bce0a8589ff5e7bf

      SHA256

      caf994d14f8b0767df1e38508af9bb7816673aa0b6fc7fbf591a135e3173b7df

      SHA512

      3d82f717809ab81fa0fdb60d262af1547d12a69331b755d02ec94a250f4e25c5aa1adc910381e91bf4d9b32aa8f281f1252e5912068d0378461890a5893fae82

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\wraA50wM92.exe

      Filesize

      410KB

      MD5

      cc1e39c942634bbd04ef3eb880af3cb4

      SHA1

      390ee64e70074c204d8c7fc736e69b91940375bc

      SHA256

      98f330627fe244da794aa21cd74d45861fab6d06f9fedc1bcc02eaf434adacec

      SHA512

      f66cac5ccd3318e7c9baca955b64b22f9cb96693557dcf13a7e334878a0e3c2bc18f1757432b78b6c06c28c91881fb2436fc0641f6eb75a57167a4254cb470d2

    • memory/3560-16-0x0000000000400000-0x0000000000430000-memory.dmp

      Filesize

      192KB

    • memory/3560-15-0x0000000002CA0000-0x0000000002DA0000-memory.dmp

      Filesize

      1024KB

    • memory/3560-17-0x00000000049C0000-0x00000000049DA000-memory.dmp

      Filesize

      104KB

    • memory/3560-18-0x0000000007420000-0x00000000079C4000-memory.dmp

      Filesize

      5.6MB

    • memory/3560-19-0x0000000004C00000-0x0000000004C18000-memory.dmp

      Filesize

      96KB

    • memory/3560-20-0x0000000000400000-0x0000000002BC5000-memory.dmp

      Filesize

      39.8MB

    • memory/3560-22-0x0000000004C00000-0x0000000004C12000-memory.dmp

      Filesize

      72KB

    • memory/3560-26-0x0000000004C00000-0x0000000004C12000-memory.dmp

      Filesize

      72KB

    • memory/3560-46-0x0000000004C00000-0x0000000004C12000-memory.dmp

      Filesize

      72KB

    • memory/3560-44-0x0000000004C00000-0x0000000004C12000-memory.dmp

      Filesize

      72KB

    • memory/3560-41-0x0000000004C00000-0x0000000004C12000-memory.dmp

      Filesize

      72KB

    • memory/3560-39-0x0000000004C00000-0x0000000004C12000-memory.dmp

      Filesize

      72KB

    • memory/3560-48-0x0000000004C00000-0x0000000004C12000-memory.dmp

      Filesize

      72KB

    • memory/3560-36-0x0000000004C00000-0x0000000004C12000-memory.dmp

      Filesize

      72KB

    • memory/3560-34-0x0000000004C00000-0x0000000004C12000-memory.dmp

      Filesize

      72KB

    • memory/3560-32-0x0000000004C00000-0x0000000004C12000-memory.dmp

      Filesize

      72KB

    • memory/3560-30-0x0000000004C00000-0x0000000004C12000-memory.dmp

      Filesize

      72KB

    • memory/3560-28-0x0000000004C00000-0x0000000004C12000-memory.dmp

      Filesize

      72KB

    • memory/3560-24-0x0000000004C00000-0x0000000004C12000-memory.dmp

      Filesize

      72KB

    • memory/3560-21-0x0000000004C00000-0x0000000004C12000-memory.dmp

      Filesize

      72KB

    • memory/3560-42-0x0000000004C00000-0x0000000004C12000-memory.dmp

      Filesize

      72KB

    • memory/3560-49-0x0000000002CA0000-0x0000000002DA0000-memory.dmp

      Filesize

      1024KB

    • memory/3560-50-0x0000000000400000-0x0000000000430000-memory.dmp

      Filesize

      192KB

    • memory/3560-51-0x0000000000400000-0x0000000002BC5000-memory.dmp

      Filesize

      39.8MB

    • memory/3560-53-0x0000000000400000-0x0000000002BC5000-memory.dmp

      Filesize

      39.8MB

    • memory/3560-54-0x0000000000400000-0x0000000000430000-memory.dmp

      Filesize

      192KB

    • memory/4940-59-0x0000000004B00000-0x0000000004B46000-memory.dmp

      Filesize

      280KB

    • memory/4940-60-0x00000000071C0000-0x0000000007204000-memory.dmp

      Filesize

      272KB

    • memory/4940-72-0x00000000071C0000-0x00000000071FE000-memory.dmp

      Filesize

      248KB

    • memory/4940-94-0x00000000071C0000-0x00000000071FE000-memory.dmp

      Filesize

      248KB

    • memory/4940-92-0x00000000071C0000-0x00000000071FE000-memory.dmp

      Filesize

      248KB

    • memory/4940-91-0x00000000071C0000-0x00000000071FE000-memory.dmp

      Filesize

      248KB

    • memory/4940-88-0x00000000071C0000-0x00000000071FE000-memory.dmp

      Filesize

      248KB

    • memory/4940-86-0x00000000071C0000-0x00000000071FE000-memory.dmp

      Filesize

      248KB

    • memory/4940-84-0x00000000071C0000-0x00000000071FE000-memory.dmp

      Filesize

      248KB

    • memory/4940-82-0x00000000071C0000-0x00000000071FE000-memory.dmp

      Filesize

      248KB

    • memory/4940-80-0x00000000071C0000-0x00000000071FE000-memory.dmp

      Filesize

      248KB

    • memory/4940-78-0x00000000071C0000-0x00000000071FE000-memory.dmp

      Filesize

      248KB

    • memory/4940-76-0x00000000071C0000-0x00000000071FE000-memory.dmp

      Filesize

      248KB

    • memory/4940-74-0x00000000071C0000-0x00000000071FE000-memory.dmp

      Filesize

      248KB

    • memory/4940-70-0x00000000071C0000-0x00000000071FE000-memory.dmp

      Filesize

      248KB

    • memory/4940-68-0x00000000071C0000-0x00000000071FE000-memory.dmp

      Filesize

      248KB

    • memory/4940-67-0x00000000071C0000-0x00000000071FE000-memory.dmp

      Filesize

      248KB

    • memory/4940-64-0x00000000071C0000-0x00000000071FE000-memory.dmp

      Filesize

      248KB

    • memory/4940-62-0x00000000071C0000-0x00000000071FE000-memory.dmp

      Filesize

      248KB

    • memory/4940-61-0x00000000071C0000-0x00000000071FE000-memory.dmp

      Filesize

      248KB

    • memory/4940-967-0x0000000007900000-0x0000000007F18000-memory.dmp

      Filesize

      6.1MB

    • memory/4940-968-0x0000000007F20000-0x000000000802A000-memory.dmp

      Filesize

      1.0MB

    • memory/4940-969-0x0000000007300000-0x0000000007312000-memory.dmp

      Filesize

      72KB

    • memory/4940-970-0x0000000008130000-0x000000000816C000-memory.dmp

      Filesize

      240KB

    • memory/4940-971-0x0000000008170000-0x00000000081BC000-memory.dmp

      Filesize

      304KB