Analysis

  • max time kernel
    145s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05-11-2024 08:35

General

  • Target

    27d73169a436effd0a3fda7c31bdefc8d08ff18ee0aa168a79f6152cdfbf4c39.exe

  • Size

    655KB

  • MD5

    0f3375266274f6ea76b354a88395eeb2

  • SHA1

    5b7ce8fd318153f353c1c1d9a21803d5dae0d684

  • SHA256

    27d73169a436effd0a3fda7c31bdefc8d08ff18ee0aa168a79f6152cdfbf4c39

  • SHA512

    037cc93bf6066ef4e41010724a7d71df042078f2b458ca7f371376823fbf0301c512b3149e1434e5997dc75736edff8f7fbc7eecc7c445559ee8a326a1a83871

  • SSDEEP

    12288:hMrsy9047GCQYZenbUkCDeqcATvSn785t44gRNZbGqI7lX/NPZ0r2S5dpluKe:py/GCNMnGDblqn7O/gRNZlI/PZ0r2SO

Malware Config

Extracted

Family

redline

Botnet

norm

C2

77.91.124.145:4125

Attributes
  • auth_value

    1514e6c0ec3d10a36f68f61b206f5759

Extracted

Family

redline

Botnet

diza

C2

77.91.124.145:4125

Attributes
  • auth_value

    bbab0d2f0ae4d4fdd6b17077d93b3e80

Signatures

  • Detects Healer an antivirus disabler dropper 2 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 5 IoCs
  • Redline family
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 5 IoCs
  • Windows security modification 2 TTPs 1 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 5 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 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\27d73169a436effd0a3fda7c31bdefc8d08ff18ee0aa168a79f6152cdfbf4c39.exe
    "C:\Users\Admin\AppData\Local\Temp\27d73169a436effd0a3fda7c31bdefc8d08ff18ee0aa168a79f6152cdfbf4c39.exe"
    1⤵
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3724
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziGC1661.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziGC1661.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1596
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr984538.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr984538.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3612
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku598085.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku598085.exe
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:4020
        • C:\Windows\Temp\1.exe
          "C:\Windows\Temp\1.exe"
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          PID:5968
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4020 -s 1540
          4⤵
          • Program crash
          PID:1504
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr540419.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr540419.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:1820
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 4020 -ip 4020
    1⤵
      PID:5052

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr540419.exe

      Filesize

      168KB

      MD5

      2142c9a9cce7801aaba287272e121f6c

      SHA1

      45d3ea3bcbfe2427fb8fac1c8990df36b3df3393

      SHA256

      6f1e32146de82aff573f71561b8dead51cbaa00dbb7e477673fd7a5f748c8931

      SHA512

      d39d8c0b6e7818971434782f4e054ee85395fe588cb3af991d852601797b6451368be20c12ac2af35b812cc57eaffd8261e520ab21f37fec8b1608c62749c421

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziGC1661.exe

      Filesize

      502KB

      MD5

      ed596cb4d66315941d37aa6835d12b48

      SHA1

      9ab43d8a9cad1a4feb3519de440bd1b9d9319cf1

      SHA256

      4e465d7829a96e9ffeca5c4a1e94fff3b9b56774f25e3ae5e10496b304fbae9b

      SHA512

      db47269bfceeb956f9e09413a06b25337c86ddbaeb2a1c8189f0491afa213584efbcf134eca3cf8923dc1ebffe429387b3d6aa1ab80ff1a18e141e896dca5a20

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr984538.exe

      Filesize

      11KB

      MD5

      1608db4ae6075426ecf783d59149e057

      SHA1

      7e6f550919a34ca1214113b7cfbea8233fcf3df9

      SHA256

      58eefba205859cf16d76a64b2d173887af57f63dbab7ce1bff0f14aec790bca1

      SHA512

      1d7f371f6e1b8d1c2cbb3b458d2553e25df4bdbdc9ca9184b974a6e2c6fc3f9b839befd3018d88f72ee424128606a1c3b2793134acbf5b7d65bc86e759133695

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku598085.exe

      Filesize

      424KB

      MD5

      00c0ae9b6c140aea0b63e75e466fe235

      SHA1

      6c33d151628e13b32229fd4d4055aa6422ec555e

      SHA256

      3c7f4c8403a716c3e47b99d89e92f48185a8e45182a7e7b44e5487b9c81d4eeb

      SHA512

      887e8d2f3d1299a28372e922fcc21b83acae8a04d7f361039a57629ca25f44a234eb379d0444afc960aa2e156f013ade4f5728de6f3c7a6bd9c0db99d4b38165

    • C:\Windows\Temp\1.exe

      Filesize

      168KB

      MD5

      1073b2e7f778788852d3f7bb79929882

      SHA1

      7f5ca4d69e0fcaf8fe6de2e80455a8b90eb6e2c4

      SHA256

      c46ef7b768c697e57d379ddfdfd3fb4931bf3d535730ef60feca9332e7a19feb

      SHA512

      90cacc509128f9dfb4d96ae9e847ed61b2062297f39d03f481fb1f798b45b36a2d3a8fe2e6415bdc8ce363cf21decee5a9e080f23270395712da1fea9f4952d0

    • memory/1820-2129-0x0000000000E80000-0x0000000000EAE000-memory.dmp

      Filesize

      184KB

    • memory/1820-2130-0x0000000001560000-0x0000000001566000-memory.dmp

      Filesize

      24KB

    • memory/3612-14-0x00007FFA1A923000-0x00007FFA1A925000-memory.dmp

      Filesize

      8KB

    • memory/3612-15-0x0000000000FC0000-0x0000000000FCA000-memory.dmp

      Filesize

      40KB

    • memory/3612-16-0x00007FFA1A923000-0x00007FFA1A925000-memory.dmp

      Filesize

      8KB

    • memory/4020-64-0x0000000005310000-0x000000000536F000-memory.dmp

      Filesize

      380KB

    • memory/4020-50-0x0000000005310000-0x000000000536F000-memory.dmp

      Filesize

      380KB

    • memory/4020-24-0x0000000005310000-0x0000000005376000-memory.dmp

      Filesize

      408KB

    • memory/4020-58-0x0000000005310000-0x000000000536F000-memory.dmp

      Filesize

      380KB

    • memory/4020-60-0x0000000005310000-0x000000000536F000-memory.dmp

      Filesize

      380KB

    • memory/4020-88-0x0000000005310000-0x000000000536F000-memory.dmp

      Filesize

      380KB

    • memory/4020-86-0x0000000005310000-0x000000000536F000-memory.dmp

      Filesize

      380KB

    • memory/4020-84-0x0000000005310000-0x000000000536F000-memory.dmp

      Filesize

      380KB

    • memory/4020-82-0x0000000005310000-0x000000000536F000-memory.dmp

      Filesize

      380KB

    • memory/4020-78-0x0000000005310000-0x000000000536F000-memory.dmp

      Filesize

      380KB

    • memory/4020-76-0x0000000005310000-0x000000000536F000-memory.dmp

      Filesize

      380KB

    • memory/4020-74-0x0000000005310000-0x000000000536F000-memory.dmp

      Filesize

      380KB

    • memory/4020-72-0x0000000005310000-0x000000000536F000-memory.dmp

      Filesize

      380KB

    • memory/4020-70-0x0000000005310000-0x000000000536F000-memory.dmp

      Filesize

      380KB

    • memory/4020-68-0x0000000005310000-0x000000000536F000-memory.dmp

      Filesize

      380KB

    • memory/4020-66-0x0000000005310000-0x000000000536F000-memory.dmp

      Filesize

      380KB

    • memory/4020-22-0x0000000004BC0000-0x0000000004C26000-memory.dmp

      Filesize

      408KB

    • memory/4020-62-0x0000000005310000-0x000000000536F000-memory.dmp

      Filesize

      380KB

    • memory/4020-56-0x0000000005310000-0x000000000536F000-memory.dmp

      Filesize

      380KB

    • memory/4020-54-0x0000000005310000-0x000000000536F000-memory.dmp

      Filesize

      380KB

    • memory/4020-52-0x0000000005310000-0x000000000536F000-memory.dmp

      Filesize

      380KB

    • memory/4020-23-0x0000000004D60000-0x0000000005304000-memory.dmp

      Filesize

      5.6MB

    • memory/4020-48-0x0000000005310000-0x000000000536F000-memory.dmp

      Filesize

      380KB

    • memory/4020-46-0x0000000005310000-0x000000000536F000-memory.dmp

      Filesize

      380KB

    • memory/4020-42-0x0000000005310000-0x000000000536F000-memory.dmp

      Filesize

      380KB

    • memory/4020-40-0x0000000005310000-0x000000000536F000-memory.dmp

      Filesize

      380KB

    • memory/4020-38-0x0000000005310000-0x000000000536F000-memory.dmp

      Filesize

      380KB

    • memory/4020-36-0x0000000005310000-0x000000000536F000-memory.dmp

      Filesize

      380KB

    • memory/4020-34-0x0000000005310000-0x000000000536F000-memory.dmp

      Filesize

      380KB

    • memory/4020-32-0x0000000005310000-0x000000000536F000-memory.dmp

      Filesize

      380KB

    • memory/4020-30-0x0000000005310000-0x000000000536F000-memory.dmp

      Filesize

      380KB

    • memory/4020-80-0x0000000005310000-0x000000000536F000-memory.dmp

      Filesize

      380KB

    • memory/4020-44-0x0000000005310000-0x000000000536F000-memory.dmp

      Filesize

      380KB

    • memory/4020-28-0x0000000005310000-0x000000000536F000-memory.dmp

      Filesize

      380KB

    • memory/4020-26-0x0000000005310000-0x000000000536F000-memory.dmp

      Filesize

      380KB

    • memory/4020-25-0x0000000005310000-0x000000000536F000-memory.dmp

      Filesize

      380KB

    • memory/4020-2105-0x0000000005540000-0x0000000005572000-memory.dmp

      Filesize

      200KB

    • memory/5968-2118-0x0000000000500000-0x0000000000530000-memory.dmp

      Filesize

      192KB

    • memory/5968-2119-0x00000000026F0000-0x00000000026F6000-memory.dmp

      Filesize

      24KB

    • memory/5968-2120-0x0000000005430000-0x0000000005A48000-memory.dmp

      Filesize

      6.1MB

    • memory/5968-2121-0x0000000004F50000-0x000000000505A000-memory.dmp

      Filesize

      1.0MB

    • memory/5968-2122-0x0000000004E80000-0x0000000004E92000-memory.dmp

      Filesize

      72KB

    • memory/5968-2123-0x0000000004EE0000-0x0000000004F1C000-memory.dmp

      Filesize

      240KB

    • memory/5968-2124-0x0000000005060000-0x00000000050AC000-memory.dmp

      Filesize

      304KB