Analysis

  • max time kernel
    135s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-05-2023 07:14

General

  • Target

    49883d026fb595c0243e0deb509e7bb534f54b10e6fa2567695a3937d31ff840.exe

  • Size

    1020KB

  • MD5

    7405d40eeb9e5c190ea52d2fe22c4ade

  • SHA1

    831e57887e29a5217b7a382666d7a7ce7a9a1651

  • SHA256

    49883d026fb595c0243e0deb509e7bb534f54b10e6fa2567695a3937d31ff840

  • SHA512

    1be5a4eb2610048396fee84996d74b73538d5b0702391728fad90ca15530bf2069ef80338fface02aec9d9842d7e258dafd8e69bf5bc60e54c043d7814d18d45

  • SSDEEP

    24576:4yCk0Xxjij3IvWo1Z7hxXrem3LniPptz9kWgsEcI:/YBjiVqZ1xXv3rOvz6P

Malware Config

Extracted

Family

redline

Botnet

luxa

C2

77.91.68.157:19065

Attributes
  • auth_value

    2dda654f9abf47e50c7446be3ecc1806

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.

  • RedLine payload 19 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 9 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 2 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 use of SetThreadContext 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 41 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\49883d026fb595c0243e0deb509e7bb534f54b10e6fa2567695a3937d31ff840.exe
    "C:\Users\Admin\AppData\Local\Temp\49883d026fb595c0243e0deb509e7bb534f54b10e6fa2567695a3937d31ff840.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:3420
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z5252934.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z5252934.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:4220
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\z9522974.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\z9522974.exe
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious use of WriteProcessMemory
        PID:3624
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\o4072071.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\o4072071.exe
          4⤵
          • Modifies Windows Defender Real-time Protection settings
          • Executes dropped EXE
          • Windows security modification
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:4720
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\p7761979.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\p7761979.exe
          4⤵
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:1520
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\r8038277.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\r8038277.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2976
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\s6995044.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\s6995044.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4572
      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\s6995044.exe
        C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\s6995044.exe
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of WriteProcessMemory
        PID:2712
        • C:\Users\Admin\AppData\Local\Temp\41bde21dc7\legends.exe
          "C:\Users\Admin\AppData\Local\Temp\41bde21dc7\legends.exe"
          4⤵
          • Executes dropped EXE
          • Suspicious use of SetThreadContext
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:3428
          • C:\Users\Admin\AppData\Local\Temp\41bde21dc7\legends.exe
            C:\Users\Admin\AppData\Local\Temp\41bde21dc7\legends.exe
            5⤵
            • Executes dropped EXE
            • Suspicious use of UnmapMainImage
            PID:4696
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 4696 -s 12
              6⤵
              • Program crash
              PID:1956
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 4696 -ip 4696
    1⤵
      PID:2144

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\41bde21dc7\legends.exe

      Filesize

      963KB

      MD5

      5c44899af272aa60b122a60e597e759b

      SHA1

      fb792c2b89426dd7b500dbe865d28edaee52d1f9

      SHA256

      4760486eef519b808e09abb3f1eceb6818f93c1cf45132a030806373729d006b

      SHA512

      f3473d8b0269ddcee41760ecb0a3c180964da37f98321bb8e33380fc8d44f7fce34fc3fe50cddb5378277b840fd52a819bf730159f958af7efeb461daa383342

    • C:\Users\Admin\AppData\Local\Temp\41bde21dc7\legends.exe

      Filesize

      963KB

      MD5

      5c44899af272aa60b122a60e597e759b

      SHA1

      fb792c2b89426dd7b500dbe865d28edaee52d1f9

      SHA256

      4760486eef519b808e09abb3f1eceb6818f93c1cf45132a030806373729d006b

      SHA512

      f3473d8b0269ddcee41760ecb0a3c180964da37f98321bb8e33380fc8d44f7fce34fc3fe50cddb5378277b840fd52a819bf730159f958af7efeb461daa383342

    • C:\Users\Admin\AppData\Local\Temp\41bde21dc7\legends.exe

      Filesize

      963KB

      MD5

      5c44899af272aa60b122a60e597e759b

      SHA1

      fb792c2b89426dd7b500dbe865d28edaee52d1f9

      SHA256

      4760486eef519b808e09abb3f1eceb6818f93c1cf45132a030806373729d006b

      SHA512

      f3473d8b0269ddcee41760ecb0a3c180964da37f98321bb8e33380fc8d44f7fce34fc3fe50cddb5378277b840fd52a819bf730159f958af7efeb461daa383342

    • C:\Users\Admin\AppData\Local\Temp\41bde21dc7\legends.exe

      Filesize

      963KB

      MD5

      5c44899af272aa60b122a60e597e759b

      SHA1

      fb792c2b89426dd7b500dbe865d28edaee52d1f9

      SHA256

      4760486eef519b808e09abb3f1eceb6818f93c1cf45132a030806373729d006b

      SHA512

      f3473d8b0269ddcee41760ecb0a3c180964da37f98321bb8e33380fc8d44f7fce34fc3fe50cddb5378277b840fd52a819bf730159f958af7efeb461daa383342

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\s6995044.exe

      Filesize

      963KB

      MD5

      5c44899af272aa60b122a60e597e759b

      SHA1

      fb792c2b89426dd7b500dbe865d28edaee52d1f9

      SHA256

      4760486eef519b808e09abb3f1eceb6818f93c1cf45132a030806373729d006b

      SHA512

      f3473d8b0269ddcee41760ecb0a3c180964da37f98321bb8e33380fc8d44f7fce34fc3fe50cddb5378277b840fd52a819bf730159f958af7efeb461daa383342

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\s6995044.exe

      Filesize

      963KB

      MD5

      5c44899af272aa60b122a60e597e759b

      SHA1

      fb792c2b89426dd7b500dbe865d28edaee52d1f9

      SHA256

      4760486eef519b808e09abb3f1eceb6818f93c1cf45132a030806373729d006b

      SHA512

      f3473d8b0269ddcee41760ecb0a3c180964da37f98321bb8e33380fc8d44f7fce34fc3fe50cddb5378277b840fd52a819bf730159f958af7efeb461daa383342

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\s6995044.exe

      Filesize

      963KB

      MD5

      5c44899af272aa60b122a60e597e759b

      SHA1

      fb792c2b89426dd7b500dbe865d28edaee52d1f9

      SHA256

      4760486eef519b808e09abb3f1eceb6818f93c1cf45132a030806373729d006b

      SHA512

      f3473d8b0269ddcee41760ecb0a3c180964da37f98321bb8e33380fc8d44f7fce34fc3fe50cddb5378277b840fd52a819bf730159f958af7efeb461daa383342

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z5252934.exe

      Filesize

      576KB

      MD5

      954b43358cc6365e2aa63ec74bd87044

      SHA1

      62e282023fb1774d077b723b055550508f3f05f5

      SHA256

      df10f3342dd98d6c17e68b96c24b6b9556f32a49e708afb766dd4cc214a3a208

      SHA512

      b82df37cdb401893e0ebc6f361a5935d2de794856cb8f34b55e920a4702abfe5c55b98d2cb0a0d1fd6eac1b934b2386e13844844e499f529063c008892edf3e0

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z5252934.exe

      Filesize

      576KB

      MD5

      954b43358cc6365e2aa63ec74bd87044

      SHA1

      62e282023fb1774d077b723b055550508f3f05f5

      SHA256

      df10f3342dd98d6c17e68b96c24b6b9556f32a49e708afb766dd4cc214a3a208

      SHA512

      b82df37cdb401893e0ebc6f361a5935d2de794856cb8f34b55e920a4702abfe5c55b98d2cb0a0d1fd6eac1b934b2386e13844844e499f529063c008892edf3e0

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\r8038277.exe

      Filesize

      284KB

      MD5

      120cac69d39e8d42aa157a7535c18e11

      SHA1

      11aedce3d682a3838a508f4c9f5824528ed74ed9

      SHA256

      8a88bc14b91d8fcba515c0a62eb300e7c31893ae36ed09f895c8a110add12136

      SHA512

      5b7fd693bfdef519f4709547e32d002709e7e2e76addddae41e6344f2386417f8c9e3e9ef52848c943c1975a32d6eccc3ee6fdd7371c1650104b72eeb8ff532c

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\r8038277.exe

      Filesize

      284KB

      MD5

      120cac69d39e8d42aa157a7535c18e11

      SHA1

      11aedce3d682a3838a508f4c9f5824528ed74ed9

      SHA256

      8a88bc14b91d8fcba515c0a62eb300e7c31893ae36ed09f895c8a110add12136

      SHA512

      5b7fd693bfdef519f4709547e32d002709e7e2e76addddae41e6344f2386417f8c9e3e9ef52848c943c1975a32d6eccc3ee6fdd7371c1650104b72eeb8ff532c

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\z9522974.exe

      Filesize

      305KB

      MD5

      6cd22abc58dbc0b06721d6d6105856d0

      SHA1

      5e197c62c38fb7d4ce900abd164413827471f6a0

      SHA256

      3ae58233c3881696cfe9cd5fcbe26277837dde2c1eaa3881a03a0a452d73ab02

      SHA512

      810b0515d8a4391bbbbcf8a44afa5c7c5545d7b4305f6aad212e82c3cc71020dde034963b181c2902396591e7356570be542a5f558d1593e1ac29d970d95d533

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\z9522974.exe

      Filesize

      305KB

      MD5

      6cd22abc58dbc0b06721d6d6105856d0

      SHA1

      5e197c62c38fb7d4ce900abd164413827471f6a0

      SHA256

      3ae58233c3881696cfe9cd5fcbe26277837dde2c1eaa3881a03a0a452d73ab02

      SHA512

      810b0515d8a4391bbbbcf8a44afa5c7c5545d7b4305f6aad212e82c3cc71020dde034963b181c2902396591e7356570be542a5f558d1593e1ac29d970d95d533

    • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\o4072071.exe

      Filesize

      185KB

      MD5

      307605542467ca33de646d916df75583

      SHA1

      0ccaac919a6983714502a742f6e3353d5580c17d

      SHA256

      78cd24bf30bfa4943460e1f51fc0c48843aca1349e4412f9f139c1cedd0eb4c6

      SHA512

      7732e652ae11dd1cb34e64eccf3d92fa0e06355432bbaa8169f57da9c262e2d2c1ae0069d246d0ace1bbf5310d1d46ba374e230140ee27bc8fcce4c715dc0a78

    • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\o4072071.exe

      Filesize

      185KB

      MD5

      307605542467ca33de646d916df75583

      SHA1

      0ccaac919a6983714502a742f6e3353d5580c17d

      SHA256

      78cd24bf30bfa4943460e1f51fc0c48843aca1349e4412f9f139c1cedd0eb4c6

      SHA512

      7732e652ae11dd1cb34e64eccf3d92fa0e06355432bbaa8169f57da9c262e2d2c1ae0069d246d0ace1bbf5310d1d46ba374e230140ee27bc8fcce4c715dc0a78

    • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\p7761979.exe

      Filesize

      145KB

      MD5

      261c5d1674a36b0e1d13d4e58376bf53

      SHA1

      19188e96ecb3f2b82f37cfa8f62d4124c4547276

      SHA256

      0881646eb5d743432edc4fb84ba01f19504b6a807d1990527dee69b430167b0a

      SHA512

      cce05eb25b9e55b8a1aaedbc747aa9fbd6773e1e3934b90f494983ef0a4e064252473a8a5f012d2bc8505bd4eea75ed45b22f83a8ee8bb7bcf9186f94af8eeae

    • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\p7761979.exe

      Filesize

      145KB

      MD5

      261c5d1674a36b0e1d13d4e58376bf53

      SHA1

      19188e96ecb3f2b82f37cfa8f62d4124c4547276

      SHA256

      0881646eb5d743432edc4fb84ba01f19504b6a807d1990527dee69b430167b0a

      SHA512

      cce05eb25b9e55b8a1aaedbc747aa9fbd6773e1e3934b90f494983ef0a4e064252473a8a5f012d2bc8505bd4eea75ed45b22f83a8ee8bb7bcf9186f94af8eeae

    • memory/1520-201-0x0000000006DF0000-0x0000000006FB2000-memory.dmp

      Filesize

      1.8MB

    • memory/1520-198-0x0000000005490000-0x00000000054A0000-memory.dmp

      Filesize

      64KB

    • memory/1520-203-0x00000000066C0000-0x0000000006736000-memory.dmp

      Filesize

      472KB

    • memory/1520-202-0x00000000074F0000-0x0000000007A1C000-memory.dmp

      Filesize

      5.2MB

    • memory/1520-194-0x0000000005960000-0x0000000005F78000-memory.dmp

      Filesize

      6.1MB

    • memory/1520-200-0x0000000006370000-0x0000000006402000-memory.dmp

      Filesize

      584KB

    • memory/1520-199-0x0000000005780000-0x00000000057E6000-memory.dmp

      Filesize

      408KB

    • memory/1520-204-0x0000000006740000-0x0000000006790000-memory.dmp

      Filesize

      320KB

    • memory/1520-197-0x00000000054A0000-0x00000000054DC000-memory.dmp

      Filesize

      240KB

    • memory/1520-196-0x0000000005410000-0x0000000005422000-memory.dmp

      Filesize

      72KB

    • memory/1520-195-0x00000000054E0000-0x00000000055EA000-memory.dmp

      Filesize

      1.0MB

    • memory/1520-193-0x0000000000A40000-0x0000000000A6A000-memory.dmp

      Filesize

      168KB

    • memory/2712-1150-0x0000000000400000-0x0000000000438000-memory.dmp

      Filesize

      224KB

    • memory/2712-1138-0x0000000000400000-0x0000000000438000-memory.dmp

      Filesize

      224KB

    • memory/2976-237-0x00000000024A0000-0x00000000024DC000-memory.dmp

      Filesize

      240KB

    • memory/2976-229-0x00000000024A0000-0x00000000024DC000-memory.dmp

      Filesize

      240KB

    • memory/2976-1123-0x0000000004B70000-0x0000000004B80000-memory.dmp

      Filesize

      64KB

    • memory/2976-1122-0x0000000004B70000-0x0000000004B80000-memory.dmp

      Filesize

      64KB

    • memory/2976-1121-0x0000000004B70000-0x0000000004B80000-memory.dmp

      Filesize

      64KB

    • memory/2976-1120-0x0000000004B70000-0x0000000004B80000-memory.dmp

      Filesize

      64KB

    • memory/2976-247-0x00000000024A0000-0x00000000024DC000-memory.dmp

      Filesize

      240KB

    • memory/2976-245-0x00000000024A0000-0x00000000024DC000-memory.dmp

      Filesize

      240KB

    • memory/2976-243-0x00000000024A0000-0x00000000024DC000-memory.dmp

      Filesize

      240KB

    • memory/2976-241-0x00000000024A0000-0x00000000024DC000-memory.dmp

      Filesize

      240KB

    • memory/2976-239-0x00000000024A0000-0x00000000024DC000-memory.dmp

      Filesize

      240KB

    • memory/2976-235-0x00000000024A0000-0x00000000024DC000-memory.dmp

      Filesize

      240KB

    • memory/2976-233-0x00000000024A0000-0x00000000024DC000-memory.dmp

      Filesize

      240KB

    • memory/2976-209-0x0000000004B70000-0x0000000004B80000-memory.dmp

      Filesize

      64KB

    • memory/2976-210-0x0000000004B70000-0x0000000004B80000-memory.dmp

      Filesize

      64KB

    • memory/2976-211-0x0000000004B70000-0x0000000004B80000-memory.dmp

      Filesize

      64KB

    • memory/2976-213-0x00000000024A0000-0x00000000024DC000-memory.dmp

      Filesize

      240KB

    • memory/2976-215-0x00000000024A0000-0x00000000024DC000-memory.dmp

      Filesize

      240KB

    • memory/2976-212-0x00000000024A0000-0x00000000024DC000-memory.dmp

      Filesize

      240KB

    • memory/2976-217-0x00000000024A0000-0x00000000024DC000-memory.dmp

      Filesize

      240KB

    • memory/2976-219-0x00000000024A0000-0x00000000024DC000-memory.dmp

      Filesize

      240KB

    • memory/2976-221-0x00000000024A0000-0x00000000024DC000-memory.dmp

      Filesize

      240KB

    • memory/2976-223-0x00000000024A0000-0x00000000024DC000-memory.dmp

      Filesize

      240KB

    • memory/2976-225-0x00000000024A0000-0x00000000024DC000-memory.dmp

      Filesize

      240KB

    • memory/2976-227-0x00000000024A0000-0x00000000024DC000-memory.dmp

      Filesize

      240KB

    • memory/2976-231-0x00000000024A0000-0x00000000024DC000-memory.dmp

      Filesize

      240KB

    • memory/3428-1151-0x00000000079E0000-0x00000000079F0000-memory.dmp

      Filesize

      64KB

    • memory/4572-1128-0x00000000008D0000-0x00000000009C8000-memory.dmp

      Filesize

      992KB

    • memory/4572-1129-0x0000000007640000-0x0000000007650000-memory.dmp

      Filesize

      64KB

    • memory/4720-187-0x0000000004BE0000-0x0000000004BF0000-memory.dmp

      Filesize

      64KB

    • memory/4720-163-0x0000000002400000-0x0000000002416000-memory.dmp

      Filesize

      88KB

    • memory/4720-175-0x0000000002400000-0x0000000002416000-memory.dmp

      Filesize

      88KB

    • memory/4720-177-0x0000000002400000-0x0000000002416000-memory.dmp

      Filesize

      88KB

    • memory/4720-179-0x0000000002400000-0x0000000002416000-memory.dmp

      Filesize

      88KB

    • memory/4720-181-0x0000000002400000-0x0000000002416000-memory.dmp

      Filesize

      88KB

    • memory/4720-183-0x0000000002400000-0x0000000002416000-memory.dmp

      Filesize

      88KB

    • memory/4720-185-0x0000000002400000-0x0000000002416000-memory.dmp

      Filesize

      88KB

    • memory/4720-186-0x0000000004BE0000-0x0000000004BF0000-memory.dmp

      Filesize

      64KB

    • memory/4720-188-0x0000000004BE0000-0x0000000004BF0000-memory.dmp

      Filesize

      64KB

    • memory/4720-165-0x0000000002400000-0x0000000002416000-memory.dmp

      Filesize

      88KB

    • memory/4720-173-0x0000000002400000-0x0000000002416000-memory.dmp

      Filesize

      88KB

    • memory/4720-167-0x0000000002400000-0x0000000002416000-memory.dmp

      Filesize

      88KB

    • memory/4720-171-0x0000000002400000-0x0000000002416000-memory.dmp

      Filesize

      88KB

    • memory/4720-161-0x0000000002400000-0x0000000002416000-memory.dmp

      Filesize

      88KB

    • memory/4720-159-0x0000000002400000-0x0000000002416000-memory.dmp

      Filesize

      88KB

    • memory/4720-158-0x0000000002400000-0x0000000002416000-memory.dmp

      Filesize

      88KB

    • memory/4720-157-0x0000000004BE0000-0x0000000004BF0000-memory.dmp

      Filesize

      64KB

    • memory/4720-156-0x0000000004BE0000-0x0000000004BF0000-memory.dmp

      Filesize

      64KB

    • memory/4720-155-0x0000000004BE0000-0x0000000004BF0000-memory.dmp

      Filesize

      64KB

    • memory/4720-169-0x0000000002400000-0x0000000002416000-memory.dmp

      Filesize

      88KB

    • memory/4720-154-0x0000000004BF0000-0x0000000005194000-memory.dmp

      Filesize

      5.6MB