Analysis

  • max time kernel
    109s
  • max time network
    127s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03-04-2023 20:55

General

  • Target

    b54dc627f23a28236b615c05ab70320b8b3d827171c4d08fad0680e97cc0e449.exe

  • Size

    522KB

  • MD5

    31194c2d9b0a6627021e5948583a43e2

  • SHA1

    501e5ef1965fd36d744fcf3a8c9e6cd47bc89be1

  • SHA256

    b54dc627f23a28236b615c05ab70320b8b3d827171c4d08fad0680e97cc0e449

  • SHA512

    4e31f053475e845d19600d56de8afa5def6531496b7883bd4f29c33ee0f2387e285f25ee4e1b54f9433959c248aa3dec1634352efc4c0083df14ddf95b6d3142

  • SSDEEP

    12288:wMrNy90QBBCwahMnzOt0O8Gc4/KzW7or+3u0y2:tyJXCwaKnzOtqG9/T7iQ

Malware Config

Extracted

Family

redline

Botnet

rosn

C2

176.113.115.145:4125

Attributes
  • auth_value

    050a19e1db4d0024b0f23b37dcf961f4

Extracted

Family

redline

Botnet

spora

C2

176.113.115.145:4125

Attributes
  • auth_value

    441b39ab37774b2ca9931c31e1bc6071

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 33 IoCs
  • 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
  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Adds Run key to start application 2 TTPs 4 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b54dc627f23a28236b615c05ab70320b8b3d827171c4d08fad0680e97cc0e449.exe
    "C:\Users\Admin\AppData\Local\Temp\b54dc627f23a28236b615c05ab70320b8b3d827171c4d08fad0680e97cc0e449.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:4668
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zifq7280.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zifq7280.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:3612
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr313868.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr313868.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4936
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku724115.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku724115.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:5060
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 5060 -s 1336
          4⤵
          • Program crash
          PID:3272
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr829941.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr829941.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4356
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 5060 -ip 5060
    1⤵
      PID:3700

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr829941.exe

      Filesize

      175KB

      MD5

      a94d5e0cfbdbcf3e6587eecdfea2299a

      SHA1

      7e926654cfc1abb84f742dc6013c794add003ad7

      SHA256

      8111bda5b45a77f0a1eb36ad9913a8427948d66c0fb956c91d8de800c1dd29ac

      SHA512

      e24163fb7ae71d94ae0c59e6a332b496ef07edc0a11c295ef87c7433027d49c1e925d7915aefedd12e0889a22a516352bdf9707683dbaa0e27f3b75971b7cbf0

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr829941.exe

      Filesize

      175KB

      MD5

      a94d5e0cfbdbcf3e6587eecdfea2299a

      SHA1

      7e926654cfc1abb84f742dc6013c794add003ad7

      SHA256

      8111bda5b45a77f0a1eb36ad9913a8427948d66c0fb956c91d8de800c1dd29ac

      SHA512

      e24163fb7ae71d94ae0c59e6a332b496ef07edc0a11c295ef87c7433027d49c1e925d7915aefedd12e0889a22a516352bdf9707683dbaa0e27f3b75971b7cbf0

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zifq7280.exe

      Filesize

      379KB

      MD5

      bc67647832021c1a5c862e9f26e8d299

      SHA1

      4f65e86cf36280e24ca79f5206641543f245558b

      SHA256

      b1683828acd3565a2ad7c3068dfe0b9b0c7b63a10394fde466e9b1ebfc43fad6

      SHA512

      61edb9560e159268b6f69d26da2a9111c52625b2c5475f0348588755f2aa9d942ae6527c538a69553cf007f2c263cbc87c6bb943c7e1e9cda1ab80e8f3e48d38

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zifq7280.exe

      Filesize

      379KB

      MD5

      bc67647832021c1a5c862e9f26e8d299

      SHA1

      4f65e86cf36280e24ca79f5206641543f245558b

      SHA256

      b1683828acd3565a2ad7c3068dfe0b9b0c7b63a10394fde466e9b1ebfc43fad6

      SHA512

      61edb9560e159268b6f69d26da2a9111c52625b2c5475f0348588755f2aa9d942ae6527c538a69553cf007f2c263cbc87c6bb943c7e1e9cda1ab80e8f3e48d38

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr313868.exe

      Filesize

      15KB

      MD5

      1918eb8d9d8fd749a20c48833d6fffe6

      SHA1

      88ddb00fa986a7e583edf79fc5a4d3556b0ebdaf

      SHA256

      ff2e2f68127d6c1acfff1c816c4f75972f1e588071b264d35bd17b879c5fed8b

      SHA512

      1576027f7bfe0e75ee7aa4eb3758aaf416f5700a5a533325e1c6bf432a084ce52a599d371c858f3f91a47999027a2fc81807c4484fe53f6edb7fb6b054aee0af

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr313868.exe

      Filesize

      15KB

      MD5

      1918eb8d9d8fd749a20c48833d6fffe6

      SHA1

      88ddb00fa986a7e583edf79fc5a4d3556b0ebdaf

      SHA256

      ff2e2f68127d6c1acfff1c816c4f75972f1e588071b264d35bd17b879c5fed8b

      SHA512

      1576027f7bfe0e75ee7aa4eb3758aaf416f5700a5a533325e1c6bf432a084ce52a599d371c858f3f91a47999027a2fc81807c4484fe53f6edb7fb6b054aee0af

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku724115.exe

      Filesize

      294KB

      MD5

      eb8816e4fab06d8aa996a3132abfa3f4

      SHA1

      a4b98a07b4402afcb12c42a0664af473c7ed77e4

      SHA256

      1167526321787022774cb772d86e9fbba12f2720ab9139b4d8e346dcf0ed8cbd

      SHA512

      f91dec977f7df957d780e7470fd4bb73668a5d08adc7e9209eb9f3c7b5c3bff4a829ae43b6c0aa738887dfabe153cd1757125bd5eb17811f28380c511f962726

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku724115.exe

      Filesize

      294KB

      MD5

      eb8816e4fab06d8aa996a3132abfa3f4

      SHA1

      a4b98a07b4402afcb12c42a0664af473c7ed77e4

      SHA256

      1167526321787022774cb772d86e9fbba12f2720ab9139b4d8e346dcf0ed8cbd

      SHA512

      f91dec977f7df957d780e7470fd4bb73668a5d08adc7e9209eb9f3c7b5c3bff4a829ae43b6c0aa738887dfabe153cd1757125bd5eb17811f28380c511f962726

    • memory/4356-1086-0x0000000000240000-0x0000000000272000-memory.dmp

      Filesize

      200KB

    • memory/4356-1087-0x0000000004B20000-0x0000000004B30000-memory.dmp

      Filesize

      64KB

    • memory/4356-1088-0x0000000004B20000-0x0000000004B30000-memory.dmp

      Filesize

      64KB

    • memory/4936-147-0x0000000000AD0000-0x0000000000ADA000-memory.dmp

      Filesize

      40KB

    • memory/5060-189-0x0000000002660000-0x000000000269F000-memory.dmp

      Filesize

      252KB

    • memory/5060-203-0x0000000002660000-0x000000000269F000-memory.dmp

      Filesize

      252KB

    • memory/5060-156-0x0000000002660000-0x000000000269F000-memory.dmp

      Filesize

      252KB

    • memory/5060-158-0x0000000002660000-0x000000000269F000-memory.dmp

      Filesize

      252KB

    • memory/5060-160-0x0000000002660000-0x000000000269F000-memory.dmp

      Filesize

      252KB

    • memory/5060-162-0x0000000002660000-0x000000000269F000-memory.dmp

      Filesize

      252KB

    • memory/5060-164-0x0000000004CB0000-0x0000000004CC0000-memory.dmp

      Filesize

      64KB

    • memory/5060-166-0x0000000004CB0000-0x0000000004CC0000-memory.dmp

      Filesize

      64KB

    • memory/5060-165-0x0000000002660000-0x000000000269F000-memory.dmp

      Filesize

      252KB

    • memory/5060-168-0x0000000004CB0000-0x0000000004CC0000-memory.dmp

      Filesize

      64KB

    • memory/5060-169-0x0000000002660000-0x000000000269F000-memory.dmp

      Filesize

      252KB

    • memory/5060-171-0x0000000002660000-0x000000000269F000-memory.dmp

      Filesize

      252KB

    • memory/5060-173-0x0000000002660000-0x000000000269F000-memory.dmp

      Filesize

      252KB

    • memory/5060-175-0x0000000002660000-0x000000000269F000-memory.dmp

      Filesize

      252KB

    • memory/5060-177-0x0000000002660000-0x000000000269F000-memory.dmp

      Filesize

      252KB

    • memory/5060-179-0x0000000002660000-0x000000000269F000-memory.dmp

      Filesize

      252KB

    • memory/5060-181-0x0000000002660000-0x000000000269F000-memory.dmp

      Filesize

      252KB

    • memory/5060-183-0x0000000002660000-0x000000000269F000-memory.dmp

      Filesize

      252KB

    • memory/5060-185-0x0000000002660000-0x000000000269F000-memory.dmp

      Filesize

      252KB

    • memory/5060-187-0x0000000002660000-0x000000000269F000-memory.dmp

      Filesize

      252KB

    • memory/5060-154-0x0000000004CC0000-0x0000000005264000-memory.dmp

      Filesize

      5.6MB

    • memory/5060-191-0x0000000002660000-0x000000000269F000-memory.dmp

      Filesize

      252KB

    • memory/5060-193-0x0000000002660000-0x000000000269F000-memory.dmp

      Filesize

      252KB

    • memory/5060-195-0x0000000002660000-0x000000000269F000-memory.dmp

      Filesize

      252KB

    • memory/5060-197-0x0000000002660000-0x000000000269F000-memory.dmp

      Filesize

      252KB

    • memory/5060-199-0x0000000002660000-0x000000000269F000-memory.dmp

      Filesize

      252KB

    • memory/5060-201-0x0000000002660000-0x000000000269F000-memory.dmp

      Filesize

      252KB

    • memory/5060-155-0x0000000002660000-0x000000000269F000-memory.dmp

      Filesize

      252KB

    • memory/5060-205-0x0000000002660000-0x000000000269F000-memory.dmp

      Filesize

      252KB

    • memory/5060-207-0x0000000002660000-0x000000000269F000-memory.dmp

      Filesize

      252KB

    • memory/5060-209-0x0000000002660000-0x000000000269F000-memory.dmp

      Filesize

      252KB

    • memory/5060-211-0x0000000002660000-0x000000000269F000-memory.dmp

      Filesize

      252KB

    • memory/5060-213-0x0000000002660000-0x000000000269F000-memory.dmp

      Filesize

      252KB

    • memory/5060-215-0x0000000002660000-0x000000000269F000-memory.dmp

      Filesize

      252KB

    • memory/5060-217-0x0000000002660000-0x000000000269F000-memory.dmp

      Filesize

      252KB

    • memory/5060-219-0x0000000002660000-0x000000000269F000-memory.dmp

      Filesize

      252KB

    • memory/5060-221-0x0000000002660000-0x000000000269F000-memory.dmp

      Filesize

      252KB

    • memory/5060-1064-0x0000000005270000-0x0000000005888000-memory.dmp

      Filesize

      6.1MB

    • memory/5060-1065-0x00000000058A0000-0x00000000059AA000-memory.dmp

      Filesize

      1.0MB

    • memory/5060-1066-0x00000000059E0000-0x00000000059F2000-memory.dmp

      Filesize

      72KB

    • memory/5060-1067-0x0000000004CB0000-0x0000000004CC0000-memory.dmp

      Filesize

      64KB

    • memory/5060-1068-0x0000000005A00000-0x0000000005A3C000-memory.dmp

      Filesize

      240KB

    • memory/5060-1070-0x0000000005CF0000-0x0000000005D56000-memory.dmp

      Filesize

      408KB

    • memory/5060-1071-0x00000000063B0000-0x0000000006442000-memory.dmp

      Filesize

      584KB

    • memory/5060-1072-0x0000000004CB0000-0x0000000004CC0000-memory.dmp

      Filesize

      64KB

    • memory/5060-1073-0x0000000004CB0000-0x0000000004CC0000-memory.dmp

      Filesize

      64KB

    • memory/5060-1074-0x0000000004CB0000-0x0000000004CC0000-memory.dmp

      Filesize

      64KB

    • memory/5060-1075-0x0000000006490000-0x0000000006506000-memory.dmp

      Filesize

      472KB

    • memory/5060-153-0x0000000000620000-0x000000000066B000-memory.dmp

      Filesize

      300KB

    • memory/5060-1076-0x0000000006520000-0x0000000006570000-memory.dmp

      Filesize

      320KB

    • memory/5060-1077-0x0000000004CB0000-0x0000000004CC0000-memory.dmp

      Filesize

      64KB

    • memory/5060-1078-0x0000000008B20000-0x0000000008CE2000-memory.dmp

      Filesize

      1.8MB

    • memory/5060-1079-0x0000000008D30000-0x000000000925C000-memory.dmp

      Filesize

      5.2MB