Analysis

  • max time kernel
    97s
  • max time network
    99s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28-03-2023 10:28

General

  • Target

    afc70503fd14e9e181067d60d17d77318423f44c87f9c7434f6f396c4a2b558d.exe

  • Size

    697KB

  • MD5

    fcc1c2723a1556a110dcb62b15ef2135

  • SHA1

    a31ba25443887f521ad6f6fdd2c9d3f3f237cd72

  • SHA256

    afc70503fd14e9e181067d60d17d77318423f44c87f9c7434f6f396c4a2b558d

  • SHA512

    7f2099aad8f201f4e515e320f686e8251d11457f2af526949b920a50834e218aa87d638d7a405d581ab983525448eac839410ca61168b8d8a29c1a564d978d28

  • SSDEEP

    12288:LMrry90AJ+TiIH+2VIer6If8NMneWL7BbvX5wxZyL6T3GjqAxI9gRRQ7v9F0:0yb+TiIHDOgeWL7d5wQSGjnI9Ej

Malware Config

Extracted

Family

redline

Botnet

rosn

C2

176.113.115.145:4125

Attributes
  • auth_value

    050a19e1db4d0024b0f23b37dcf961f4

Extracted

Family

redline

Botnet

muse

C2

176.113.115.145:4125

Attributes
  • auth_value

    b91988a63a24940038d9262827a5320c

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 18 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 2 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 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\afc70503fd14e9e181067d60d17d77318423f44c87f9c7434f6f396c4a2b558d.exe
    "C:\Users\Admin\AppData\Local\Temp\afc70503fd14e9e181067d60d17d77318423f44c87f9c7434f6f396c4a2b558d.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:4432
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un643718.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un643718.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:4268
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro3263.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro3263.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4164
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4164 -s 1080
          4⤵
          • Program crash
          PID:824
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu1649.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu1649.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1752
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1752 -s 1336
          4⤵
          • Program crash
          PID:2544
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si366383.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si366383.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1428
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 400 -p 4164 -ip 4164
    1⤵
      PID:1744
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 552 -p 1752 -ip 1752
      1⤵
        PID:1496

      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\si366383.exe
        Filesize

        175KB

        MD5

        aec5028cbf5a2507abee88800e0fe65d

        SHA1

        54494a882eca54ea178b0fed911f694c63e76979

        SHA256

        892b4b91088e251854ee860f3605f8295cae40e3a90f8df814e6f9bb785cc7af

        SHA512

        48de9db644f2af0638a59ee9866fe4d79ffe3bd652c3b965dd1603ae293352cb8ba110f4dadaa97fb945a2df06246b8ac2bc32c7ebffc4ad079f8069381859ff

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si366383.exe
        Filesize

        175KB

        MD5

        aec5028cbf5a2507abee88800e0fe65d

        SHA1

        54494a882eca54ea178b0fed911f694c63e76979

        SHA256

        892b4b91088e251854ee860f3605f8295cae40e3a90f8df814e6f9bb785cc7af

        SHA512

        48de9db644f2af0638a59ee9866fe4d79ffe3bd652c3b965dd1603ae293352cb8ba110f4dadaa97fb945a2df06246b8ac2bc32c7ebffc4ad079f8069381859ff

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un643718.exe
        Filesize

        555KB

        MD5

        aeed5eb44d7474bc0b4138bd2ef11012

        SHA1

        12619166b792107a4ab8f24f341c026102f79bde

        SHA256

        0bc4cf08be1e9863068adc88ff40af5d5b907b2bdf3e31c100d121f8d860224d

        SHA512

        752e5da752cf7bc314c9cf96edeca84187ced1bbdb41a703f41cdbee053d680e2718af6455f7070598ea3c2a319f282da684366f860628f74460c1cf47d90a01

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un643718.exe
        Filesize

        555KB

        MD5

        aeed5eb44d7474bc0b4138bd2ef11012

        SHA1

        12619166b792107a4ab8f24f341c026102f79bde

        SHA256

        0bc4cf08be1e9863068adc88ff40af5d5b907b2bdf3e31c100d121f8d860224d

        SHA512

        752e5da752cf7bc314c9cf96edeca84187ced1bbdb41a703f41cdbee053d680e2718af6455f7070598ea3c2a319f282da684366f860628f74460c1cf47d90a01

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro3263.exe
        Filesize

        347KB

        MD5

        f4f7f6506de6202ceded73f2130b62e5

        SHA1

        7c85d42537d4bae1c45bf7c098ef7cc8eaed29f2

        SHA256

        786ed198bed398da5b57abefe945ee7087a98029d0310a94572c5d83453ad19a

        SHA512

        ebb528491efff2083d3550c98c975537761d40036cf7e8bad123834b313628446a4051fdfeb66c5ddc29aead2eba19f952d526d27cfa26a0c40ca3126447b5bc

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro3263.exe
        Filesize

        347KB

        MD5

        f4f7f6506de6202ceded73f2130b62e5

        SHA1

        7c85d42537d4bae1c45bf7c098ef7cc8eaed29f2

        SHA256

        786ed198bed398da5b57abefe945ee7087a98029d0310a94572c5d83453ad19a

        SHA512

        ebb528491efff2083d3550c98c975537761d40036cf7e8bad123834b313628446a4051fdfeb66c5ddc29aead2eba19f952d526d27cfa26a0c40ca3126447b5bc

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu1649.exe
        Filesize

        406KB

        MD5

        b1ab55fba17c27e791059678af2d4677

        SHA1

        8cc61e13def88b67c14c43f879cc229c90930d32

        SHA256

        516585e540675a10fa879a95e8e5286592ab0f5d8149845a8e57793664c5b4de

        SHA512

        58b0007c3c954d860cd971c38d243fdd6b81c233e6d467821f9405c173be95298add9382f130e91b9026f7aebff7275bf60de73f6c8146faee3c2674aca0a036

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu1649.exe
        Filesize

        406KB

        MD5

        b1ab55fba17c27e791059678af2d4677

        SHA1

        8cc61e13def88b67c14c43f879cc229c90930d32

        SHA256

        516585e540675a10fa879a95e8e5286592ab0f5d8149845a8e57793664c5b4de

        SHA512

        58b0007c3c954d860cd971c38d243fdd6b81c233e6d467821f9405c173be95298add9382f130e91b9026f7aebff7275bf60de73f6c8146faee3c2674aca0a036

      • memory/1428-1120-0x0000000004D30000-0x0000000004D40000-memory.dmp
        Filesize

        64KB

      • memory/1428-1119-0x00000000004B0000-0x00000000004E2000-memory.dmp
        Filesize

        200KB

      • memory/1752-1099-0x0000000007F80000-0x000000000808A000-memory.dmp
        Filesize

        1.0MB

      • memory/1752-1101-0x00000000080E0000-0x000000000811C000-memory.dmp
        Filesize

        240KB

      • memory/1752-1113-0x0000000007350000-0x0000000007360000-memory.dmp
        Filesize

        64KB

      • memory/1752-1112-0x00000000095A0000-0x00000000095F0000-memory.dmp
        Filesize

        320KB

      • memory/1752-1111-0x0000000009510000-0x0000000009586000-memory.dmp
        Filesize

        472KB

      • memory/1752-1110-0x0000000008D70000-0x000000000929C000-memory.dmp
        Filesize

        5.2MB

      • memory/1752-1109-0x0000000007350000-0x0000000007360000-memory.dmp
        Filesize

        64KB

      • memory/1752-1106-0x0000000007350000-0x0000000007360000-memory.dmp
        Filesize

        64KB

      • memory/1752-1108-0x0000000007350000-0x0000000007360000-memory.dmp
        Filesize

        64KB

      • memory/1752-1107-0x0000000008BA0000-0x0000000008D62000-memory.dmp
        Filesize

        1.8MB

      • memory/1752-1105-0x0000000008A90000-0x0000000008B22000-memory.dmp
        Filesize

        584KB

      • memory/1752-1104-0x00000000083D0000-0x0000000008436000-memory.dmp
        Filesize

        408KB

      • memory/1752-1102-0x0000000007350000-0x0000000007360000-memory.dmp
        Filesize

        64KB

      • memory/1752-1100-0x00000000080C0000-0x00000000080D2000-memory.dmp
        Filesize

        72KB

      • memory/1752-1098-0x0000000007910000-0x0000000007F28000-memory.dmp
        Filesize

        6.1MB

      • memory/1752-225-0x0000000004C60000-0x0000000004C9F000-memory.dmp
        Filesize

        252KB

      • memory/1752-223-0x0000000004C60000-0x0000000004C9F000-memory.dmp
        Filesize

        252KB

      • memory/1752-221-0x0000000004C60000-0x0000000004C9F000-memory.dmp
        Filesize

        252KB

      • memory/1752-219-0x0000000004C60000-0x0000000004C9F000-memory.dmp
        Filesize

        252KB

      • memory/1752-190-0x0000000007350000-0x0000000007360000-memory.dmp
        Filesize

        64KB

      • memory/1752-189-0x0000000002CC0000-0x0000000002D0B000-memory.dmp
        Filesize

        300KB

      • memory/1752-191-0x0000000007350000-0x0000000007360000-memory.dmp
        Filesize

        64KB

      • memory/1752-192-0x0000000004C60000-0x0000000004C9F000-memory.dmp
        Filesize

        252KB

      • memory/1752-193-0x0000000004C60000-0x0000000004C9F000-memory.dmp
        Filesize

        252KB

      • memory/1752-195-0x0000000004C60000-0x0000000004C9F000-memory.dmp
        Filesize

        252KB

      • memory/1752-197-0x0000000004C60000-0x0000000004C9F000-memory.dmp
        Filesize

        252KB

      • memory/1752-199-0x0000000004C60000-0x0000000004C9F000-memory.dmp
        Filesize

        252KB

      • memory/1752-201-0x0000000004C60000-0x0000000004C9F000-memory.dmp
        Filesize

        252KB

      • memory/1752-203-0x0000000004C60000-0x0000000004C9F000-memory.dmp
        Filesize

        252KB

      • memory/1752-205-0x0000000004C60000-0x0000000004C9F000-memory.dmp
        Filesize

        252KB

      • memory/1752-207-0x0000000004C60000-0x0000000004C9F000-memory.dmp
        Filesize

        252KB

      • memory/1752-209-0x0000000004C60000-0x0000000004C9F000-memory.dmp
        Filesize

        252KB

      • memory/1752-211-0x0000000004C60000-0x0000000004C9F000-memory.dmp
        Filesize

        252KB

      • memory/1752-213-0x0000000004C60000-0x0000000004C9F000-memory.dmp
        Filesize

        252KB

      • memory/1752-215-0x0000000004C60000-0x0000000004C9F000-memory.dmp
        Filesize

        252KB

      • memory/1752-217-0x0000000004C60000-0x0000000004C9F000-memory.dmp
        Filesize

        252KB

      • memory/4164-175-0x0000000007120000-0x0000000007132000-memory.dmp
        Filesize

        72KB

      • memory/4164-148-0x0000000002C60000-0x0000000002C8D000-memory.dmp
        Filesize

        180KB

      • memory/4164-151-0x0000000007120000-0x0000000007132000-memory.dmp
        Filesize

        72KB

      • memory/4164-182-0x00000000071C0000-0x00000000071D0000-memory.dmp
        Filesize

        64KB

      • memory/4164-181-0x00000000071C0000-0x00000000071D0000-memory.dmp
        Filesize

        64KB

      • memory/4164-153-0x0000000007120000-0x0000000007132000-memory.dmp
        Filesize

        72KB

      • memory/4164-180-0x0000000000400000-0x0000000002B84000-memory.dmp
        Filesize

        39.5MB

      • memory/4164-159-0x0000000007120000-0x0000000007132000-memory.dmp
        Filesize

        72KB

      • memory/4164-179-0x0000000007120000-0x0000000007132000-memory.dmp
        Filesize

        72KB

      • memory/4164-172-0x00000000071C0000-0x00000000071D0000-memory.dmp
        Filesize

        64KB

      • memory/4164-184-0x0000000000400000-0x0000000002B84000-memory.dmp
        Filesize

        39.5MB

      • memory/4164-157-0x0000000007120000-0x0000000007132000-memory.dmp
        Filesize

        72KB

      • memory/4164-177-0x0000000007120000-0x0000000007132000-memory.dmp
        Filesize

        72KB

      • memory/4164-169-0x0000000007120000-0x0000000007132000-memory.dmp
        Filesize

        72KB

      • memory/4164-170-0x00000000071C0000-0x00000000071D0000-memory.dmp
        Filesize

        64KB

      • memory/4164-167-0x0000000007120000-0x0000000007132000-memory.dmp
        Filesize

        72KB

      • memory/4164-165-0x0000000007120000-0x0000000007132000-memory.dmp
        Filesize

        72KB

      • memory/4164-163-0x0000000007120000-0x0000000007132000-memory.dmp
        Filesize

        72KB

      • memory/4164-161-0x0000000007120000-0x0000000007132000-memory.dmp
        Filesize

        72KB

      • memory/4164-155-0x0000000007120000-0x0000000007132000-memory.dmp
        Filesize

        72KB

      • memory/4164-150-0x0000000007120000-0x0000000007132000-memory.dmp
        Filesize

        72KB

      • memory/4164-149-0x00000000071D0000-0x0000000007774000-memory.dmp
        Filesize

        5.6MB

      • memory/4164-173-0x0000000007120000-0x0000000007132000-memory.dmp
        Filesize

        72KB