Analysis

  • max time kernel
    180s
  • max time network
    194s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230221-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-03-2023 21:57

General

  • Target

    bfc4db17edfef59c88a1f85330111b746220cc3ab765b45d307d1faa4dc593f7.exe

  • Size

    679KB

  • MD5

    43eb49f6f87fd2af492f8bf38feebf39

  • SHA1

    5722815a13e01c51f44d4f1b8f082d7665d009de

  • SHA256

    bfc4db17edfef59c88a1f85330111b746220cc3ab765b45d307d1faa4dc593f7

  • SHA512

    2e86c79547d54d361691436c55a0dfbc2cff005635575fb9531312ee3e465ee0b57d39adca92b2c10debd637bfb6667ef91f52936e8dfd4cb811393c1f48e367

  • SSDEEP

    12288:iGHIGD4gZKt4U5Mu3iTTKJ2e32cc8M1o/SldCnGoxkqeYBndoehW8ArY+v4:9/HeDoTKwC2r8mldwGWkCoevSY+A

Malware Config

Extracted

Family

redline

Botnet

down

C2

193.233.20.31:4125

Attributes
  • auth_value

    12c31a90c72f5efae8c053a0bd339381

Extracted

Family

redline

Botnet

real

C2

193.233.20.31:4125

Attributes
  • auth_value

    bb22a50228754849387d5f4d1611e71b

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 31 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\bfc4db17edfef59c88a1f85330111b746220cc3ab765b45d307d1faa4dc593f7.exe
    "C:\Users\Admin\AppData\Local\Temp\bfc4db17edfef59c88a1f85330111b746220cc3ab765b45d307d1faa4dc593f7.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:1044
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zitV0071.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zitV0071.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:1460
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr866572.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr866572.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:628
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku834241.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku834241.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1312
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr153091.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr153091.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1580
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1044 -s 492
      2⤵
      • Program crash
      PID:5036
  • C:\Windows\system32\WerFaultSecure.exe
    "C:\Windows\system32\WerFaultSecure.exe" -protectedcrash -p 4664 -i 4664 -h 208 -j 448 -s 460 -d 5080
    1⤵
      PID:2688
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 208 -p 1044 -ip 1044
      1⤵
        PID:5012

      Network

      MITRE ATT&CK Matrix ATT&CK v6

      Persistence

      Modify Existing Service

      1
      T1031

      Registry Run Keys / Startup Folder

      1
      T1060

      Defense Evasion

      Modify Registry

      3
      T1112

      Disabling Security Tools

      2
      T1089

      Credential Access

      Credentials in Files

      2
      T1081

      Discovery

      Query Registry

      1
      T1012

      Collection

      Data from Local System

      2
      T1005

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr153091.exe
        Filesize

        175KB

        MD5

        41707338e1e2d868aa699ac0dd2e77b0

        SHA1

        36e0dfba09f9fb409faf0f9a99217d0d0c524b82

        SHA256

        8d2a5ba6ae16aa5ee13382edb585c480b6bf2db098427ffe5f8d55323ded7557

        SHA512

        80c66cbf19f6b2cc2e979b1fd1769cf45957761fa3f94b33fc194f88379b57ec9327a86ce374c6dc25334b44e4e8aa518a5d0d03ddb4f4eddfdfe8ddfc9fb6f2

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr153091.exe
        Filesize

        175KB

        MD5

        41707338e1e2d868aa699ac0dd2e77b0

        SHA1

        36e0dfba09f9fb409faf0f9a99217d0d0c524b82

        SHA256

        8d2a5ba6ae16aa5ee13382edb585c480b6bf2db098427ffe5f8d55323ded7557

        SHA512

        80c66cbf19f6b2cc2e979b1fd1769cf45957761fa3f94b33fc194f88379b57ec9327a86ce374c6dc25334b44e4e8aa518a5d0d03ddb4f4eddfdfe8ddfc9fb6f2

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zitV0071.exe
        Filesize

        402KB

        MD5

        a3ae52d9f9fee7485843255aea0540ab

        SHA1

        1cb523ebca801d391e11e8b36c079643c53be900

        SHA256

        8d36dd5ba55bbff38c60ed7d0fe3ffa589fb70037b6aab2c90ffb095fb7325d8

        SHA512

        a5a3eea967538a508f0448a88139abd0382ef0c61af66111c8fc59a3da1285426fbfe701dacfb49434d4419804a01ea7032e6ce8abafc764991c8fb9fb1ff7cf

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zitV0071.exe
        Filesize

        402KB

        MD5

        a3ae52d9f9fee7485843255aea0540ab

        SHA1

        1cb523ebca801d391e11e8b36c079643c53be900

        SHA256

        8d36dd5ba55bbff38c60ed7d0fe3ffa589fb70037b6aab2c90ffb095fb7325d8

        SHA512

        a5a3eea967538a508f0448a88139abd0382ef0c61af66111c8fc59a3da1285426fbfe701dacfb49434d4419804a01ea7032e6ce8abafc764991c8fb9fb1ff7cf

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr866572.exe
        Filesize

        11KB

        MD5

        7e93bacbbc33e6652e147e7fe07572a0

        SHA1

        421a7167da01c8da4dc4d5234ca3dd84e319e762

        SHA256

        850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

        SHA512

        250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr866572.exe
        Filesize

        11KB

        MD5

        7e93bacbbc33e6652e147e7fe07572a0

        SHA1

        421a7167da01c8da4dc4d5234ca3dd84e319e762

        SHA256

        850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

        SHA512

        250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku834241.exe
        Filesize

        349KB

        MD5

        65dfd96198f42580dfce58316f13d8a6

        SHA1

        f3e0c117186bd0d7fdd5cddf6a6d78964c08b29e

        SHA256

        c18e70dce1463698ab135c975c3c5a88b361f76b14c25c52cc1d45663bfd3756

        SHA512

        3538fb9a4cefca79da56c3ab342bc1d84368d0aa022d6fd3bb1bde2236bf35e84b253858b38dc4a31712401ae95777c8fab29bb1c85cd3c01453ef722bf12790

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku834241.exe
        Filesize

        349KB

        MD5

        65dfd96198f42580dfce58316f13d8a6

        SHA1

        f3e0c117186bd0d7fdd5cddf6a6d78964c08b29e

        SHA256

        c18e70dce1463698ab135c975c3c5a88b361f76b14c25c52cc1d45663bfd3756

        SHA512

        3538fb9a4cefca79da56c3ab342bc1d84368d0aa022d6fd3bb1bde2236bf35e84b253858b38dc4a31712401ae95777c8fab29bb1c85cd3c01453ef722bf12790

      • memory/628-148-0x0000000000F80000-0x0000000000F8A000-memory.dmp
        Filesize

        40KB

      • memory/1044-149-0x0000000000400000-0x000000000076C000-memory.dmp
        Filesize

        3.4MB

      • memory/1044-150-0x0000000002470000-0x00000000024F9000-memory.dmp
        Filesize

        548KB

      • memory/1312-194-0x0000000002890000-0x00000000028CE000-memory.dmp
        Filesize

        248KB

      • memory/1312-204-0x0000000002890000-0x00000000028CE000-memory.dmp
        Filesize

        248KB

      • memory/1312-160-0x0000000002890000-0x00000000028CE000-memory.dmp
        Filesize

        248KB

      • memory/1312-161-0x0000000002890000-0x00000000028CE000-memory.dmp
        Filesize

        248KB

      • memory/1312-163-0x0000000002890000-0x00000000028CE000-memory.dmp
        Filesize

        248KB

      • memory/1312-165-0x0000000002890000-0x00000000028CE000-memory.dmp
        Filesize

        248KB

      • memory/1312-167-0x0000000002890000-0x00000000028CE000-memory.dmp
        Filesize

        248KB

      • memory/1312-169-0x0000000002730000-0x0000000002740000-memory.dmp
        Filesize

        64KB

      • memory/1312-170-0x0000000002730000-0x0000000002740000-memory.dmp
        Filesize

        64KB

      • memory/1312-171-0x0000000002890000-0x00000000028CE000-memory.dmp
        Filesize

        248KB

      • memory/1312-172-0x0000000002730000-0x0000000002740000-memory.dmp
        Filesize

        64KB

      • memory/1312-174-0x0000000002890000-0x00000000028CE000-memory.dmp
        Filesize

        248KB

      • memory/1312-176-0x0000000002890000-0x00000000028CE000-memory.dmp
        Filesize

        248KB

      • memory/1312-178-0x0000000002890000-0x00000000028CE000-memory.dmp
        Filesize

        248KB

      • memory/1312-180-0x0000000002890000-0x00000000028CE000-memory.dmp
        Filesize

        248KB

      • memory/1312-182-0x0000000002890000-0x00000000028CE000-memory.dmp
        Filesize

        248KB

      • memory/1312-184-0x0000000002890000-0x00000000028CE000-memory.dmp
        Filesize

        248KB

      • memory/1312-186-0x0000000002890000-0x00000000028CE000-memory.dmp
        Filesize

        248KB

      • memory/1312-188-0x0000000002890000-0x00000000028CE000-memory.dmp
        Filesize

        248KB

      • memory/1312-190-0x0000000002890000-0x00000000028CE000-memory.dmp
        Filesize

        248KB

      • memory/1312-192-0x0000000002890000-0x00000000028CE000-memory.dmp
        Filesize

        248KB

      • memory/1312-157-0x0000000002390000-0x00000000023DB000-memory.dmp
        Filesize

        300KB

      • memory/1312-196-0x0000000002890000-0x00000000028CE000-memory.dmp
        Filesize

        248KB

      • memory/1312-198-0x0000000002890000-0x00000000028CE000-memory.dmp
        Filesize

        248KB

      • memory/1312-200-0x0000000002890000-0x00000000028CE000-memory.dmp
        Filesize

        248KB

      • memory/1312-202-0x0000000002890000-0x00000000028CE000-memory.dmp
        Filesize

        248KB

      • memory/1312-206-0x0000000002890000-0x00000000028CE000-memory.dmp
        Filesize

        248KB

      • memory/1312-159-0x0000000004D90000-0x0000000005334000-memory.dmp
        Filesize

        5.6MB

      • memory/1312-208-0x0000000002890000-0x00000000028CE000-memory.dmp
        Filesize

        248KB

      • memory/1312-210-0x0000000002890000-0x00000000028CE000-memory.dmp
        Filesize

        248KB

      • memory/1312-212-0x0000000002890000-0x00000000028CE000-memory.dmp
        Filesize

        248KB

      • memory/1312-214-0x0000000002890000-0x00000000028CE000-memory.dmp
        Filesize

        248KB

      • memory/1312-216-0x0000000002890000-0x00000000028CE000-memory.dmp
        Filesize

        248KB

      • memory/1312-218-0x0000000002890000-0x00000000028CE000-memory.dmp
        Filesize

        248KB

      • memory/1312-220-0x0000000002890000-0x00000000028CE000-memory.dmp
        Filesize

        248KB

      • memory/1312-222-0x0000000002890000-0x00000000028CE000-memory.dmp
        Filesize

        248KB

      • memory/1312-1069-0x0000000005340000-0x0000000005958000-memory.dmp
        Filesize

        6.1MB

      • memory/1312-1070-0x00000000059C0000-0x0000000005ACA000-memory.dmp
        Filesize

        1.0MB

      • memory/1312-1071-0x0000000005B00000-0x0000000005B12000-memory.dmp
        Filesize

        72KB

      • memory/1312-1073-0x0000000005B20000-0x0000000005B5C000-memory.dmp
        Filesize

        240KB

      • memory/1312-1072-0x0000000002730000-0x0000000002740000-memory.dmp
        Filesize

        64KB

      • memory/1312-1076-0x0000000002730000-0x0000000002740000-memory.dmp
        Filesize

        64KB

      • memory/1312-1077-0x0000000002730000-0x0000000002740000-memory.dmp
        Filesize

        64KB

      • memory/1312-1080-0x0000000002730000-0x0000000002740000-memory.dmp
        Filesize

        64KB

      • memory/1312-1085-0x0000000006090000-0x0000000006122000-memory.dmp
        Filesize

        584KB

      • memory/1312-1086-0x0000000006130000-0x0000000006196000-memory.dmp
        Filesize

        408KB

      • memory/1312-1089-0x00000000065B0000-0x0000000006626000-memory.dmp
        Filesize

        472KB

      • memory/1312-1090-0x0000000006640000-0x0000000006690000-memory.dmp
        Filesize

        320KB

      • memory/1312-1093-0x00000000067C0000-0x0000000006982000-memory.dmp
        Filesize

        1.8MB

      • memory/1312-1094-0x00000000069D0000-0x0000000006EFC000-memory.dmp
        Filesize

        5.2MB

      • memory/1580-1102-0x0000000000C70000-0x0000000000CA2000-memory.dmp
        Filesize

        200KB

      • memory/1580-1103-0x0000000005830000-0x0000000005840000-memory.dmp
        Filesize

        64KB

      • memory/1580-1105-0x0000000005830000-0x0000000005840000-memory.dmp
        Filesize

        64KB