Analysis

  • max time kernel
    123s
  • max time network
    169s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230221-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03-04-2023 21:55

General

  • Target

    171f1d365c419c8ca3e4d9d494c756aba2353b674691c1947414108541330f47.exe

  • Size

    522KB

  • MD5

    b6225337dd5189828066809314650109

  • SHA1

    abf3058a76fd9ab9d80ea2cbfe8b092d90510c1f

  • SHA256

    171f1d365c419c8ca3e4d9d494c756aba2353b674691c1947414108541330f47

  • SHA512

    6930c67e0207d36da330a9a72e47c06c8015ccdb6d3528447aac16bedc95b1194f6fe7e9fb45a7de6a4500ccbc7f3f766142b91c2503571c47e966d3ebd183fd

  • SSDEEP

    12288:FMrpy904rEl/VvhkirfUzOorhCNJy/O9Md/dbH0L:0y2VJWOUYNs/O9c0L

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\171f1d365c419c8ca3e4d9d494c756aba2353b674691c1947414108541330f47.exe
    "C:\Users\Admin\AppData\Local\Temp\171f1d365c419c8ca3e4d9d494c756aba2353b674691c1947414108541330f47.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:3028
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziIb0354.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziIb0354.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:3184
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr301026.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr301026.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3840
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku242872.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku242872.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1100
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1100 -s 1948
          4⤵
          • Program crash
          PID:876
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr627918.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr627918.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1128
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 1100 -ip 1100
    1⤵
      PID:3628

    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\lr627918.exe
      Filesize

      175KB

      MD5

      353c7ef9789b6f4bb815f18026dbd071

      SHA1

      a85ecb4558f7877eff56b9a8954bf9f93a16e241

      SHA256

      1e6e95e2bf5709575132a3028a23d83a1021429baf0004afb562e5bff9daeeb3

      SHA512

      6b0860941bac569ce28722bea6a30e2724a299e1e86e29fcebabc7a243598864500c18e963a72721e7d57cbefe70e4c7fb460c38bfe31db52940a611d455bbd6

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr627918.exe
      Filesize

      175KB

      MD5

      353c7ef9789b6f4bb815f18026dbd071

      SHA1

      a85ecb4558f7877eff56b9a8954bf9f93a16e241

      SHA256

      1e6e95e2bf5709575132a3028a23d83a1021429baf0004afb562e5bff9daeeb3

      SHA512

      6b0860941bac569ce28722bea6a30e2724a299e1e86e29fcebabc7a243598864500c18e963a72721e7d57cbefe70e4c7fb460c38bfe31db52940a611d455bbd6

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziIb0354.exe
      Filesize

      380KB

      MD5

      8ccf45a74a5da446a35dc431692d6ba6

      SHA1

      4960ec6346082f9cfa2838cbf0b9ee81aeab8728

      SHA256

      2e5aad5d1b894bcab153c733934d61432374bf44cc8ce422e9d6421da8d19f86

      SHA512

      43a82d5681a50ff7cb994922183f89bc8fc495cc1c3f127053f35fdaaeeb810725d85b7f719c7b4fecc2a0d5a5ab3bd3d0bfbb995d9187457bac335563430083

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziIb0354.exe
      Filesize

      380KB

      MD5

      8ccf45a74a5da446a35dc431692d6ba6

      SHA1

      4960ec6346082f9cfa2838cbf0b9ee81aeab8728

      SHA256

      2e5aad5d1b894bcab153c733934d61432374bf44cc8ce422e9d6421da8d19f86

      SHA512

      43a82d5681a50ff7cb994922183f89bc8fc495cc1c3f127053f35fdaaeeb810725d85b7f719c7b4fecc2a0d5a5ab3bd3d0bfbb995d9187457bac335563430083

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr301026.exe
      Filesize

      15KB

      MD5

      d1e68648135d18e827480607b7d91aaf

      SHA1

      ddf855a40ed31f1ffb6f42a9aad925157fc66ac1

      SHA256

      e7ab5d5d1ec4da99812bda6bf83085cc0967177fe0452b9c381681f0df26d784

      SHA512

      69588336ccfc591e0c152a4d9a7a2152f03ce4b34548915d15d6f0a211f436f8e11765fbd80f304c6543dea3f5a9d445e9d137dc07d0844e96c7678a7ceb557e

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr301026.exe
      Filesize

      15KB

      MD5

      d1e68648135d18e827480607b7d91aaf

      SHA1

      ddf855a40ed31f1ffb6f42a9aad925157fc66ac1

      SHA256

      e7ab5d5d1ec4da99812bda6bf83085cc0967177fe0452b9c381681f0df26d784

      SHA512

      69588336ccfc591e0c152a4d9a7a2152f03ce4b34548915d15d6f0a211f436f8e11765fbd80f304c6543dea3f5a9d445e9d137dc07d0844e96c7678a7ceb557e

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku242872.exe
      Filesize

      295KB

      MD5

      20b178c8ce2b7d17ba658ab6eb68c44a

      SHA1

      630d1666e7ec96fb01c3b17bcd53733b5f0b6f11

      SHA256

      a27a42fc4b938b563f7239771cca2b2fc64094c32b84772f3cc36181a00db55e

      SHA512

      24d6f3e98d1d3b74f358c5b72349e41968d998d9cd8a172a88187c20c0a7b42da16536cc7e8cd5bec9d69cdebf034c1ffc56c2bcf64889fe8602323184c3a511

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku242872.exe
      Filesize

      295KB

      MD5

      20b178c8ce2b7d17ba658ab6eb68c44a

      SHA1

      630d1666e7ec96fb01c3b17bcd53733b5f0b6f11

      SHA256

      a27a42fc4b938b563f7239771cca2b2fc64094c32b84772f3cc36181a00db55e

      SHA512

      24d6f3e98d1d3b74f358c5b72349e41968d998d9cd8a172a88187c20c0a7b42da16536cc7e8cd5bec9d69cdebf034c1ffc56c2bcf64889fe8602323184c3a511

    • memory/1100-153-0x00000000020F0000-0x000000000213B000-memory.dmp
      Filesize

      300KB

    • memory/1100-154-0x0000000004AB0000-0x0000000005054000-memory.dmp
      Filesize

      5.6MB

    • memory/1100-155-0x0000000004AA0000-0x0000000004AB0000-memory.dmp
      Filesize

      64KB

    • memory/1100-156-0x0000000004AA0000-0x0000000004AB0000-memory.dmp
      Filesize

      64KB

    • memory/1100-157-0x0000000004AA0000-0x0000000004AB0000-memory.dmp
      Filesize

      64KB

    • memory/1100-158-0x0000000005060000-0x000000000509F000-memory.dmp
      Filesize

      252KB

    • memory/1100-159-0x0000000005060000-0x000000000509F000-memory.dmp
      Filesize

      252KB

    • memory/1100-161-0x0000000005060000-0x000000000509F000-memory.dmp
      Filesize

      252KB

    • memory/1100-165-0x0000000005060000-0x000000000509F000-memory.dmp
      Filesize

      252KB

    • memory/1100-163-0x0000000005060000-0x000000000509F000-memory.dmp
      Filesize

      252KB

    • memory/1100-167-0x0000000005060000-0x000000000509F000-memory.dmp
      Filesize

      252KB

    • memory/1100-169-0x0000000005060000-0x000000000509F000-memory.dmp
      Filesize

      252KB

    • memory/1100-171-0x0000000005060000-0x000000000509F000-memory.dmp
      Filesize

      252KB

    • memory/1100-173-0x0000000005060000-0x000000000509F000-memory.dmp
      Filesize

      252KB

    • memory/1100-175-0x0000000005060000-0x000000000509F000-memory.dmp
      Filesize

      252KB

    • memory/1100-177-0x0000000005060000-0x000000000509F000-memory.dmp
      Filesize

      252KB

    • memory/1100-179-0x0000000005060000-0x000000000509F000-memory.dmp
      Filesize

      252KB

    • memory/1100-181-0x0000000005060000-0x000000000509F000-memory.dmp
      Filesize

      252KB

    • memory/1100-183-0x0000000005060000-0x000000000509F000-memory.dmp
      Filesize

      252KB

    • memory/1100-185-0x0000000005060000-0x000000000509F000-memory.dmp
      Filesize

      252KB

    • memory/1100-187-0x0000000005060000-0x000000000509F000-memory.dmp
      Filesize

      252KB

    • memory/1100-189-0x0000000005060000-0x000000000509F000-memory.dmp
      Filesize

      252KB

    • memory/1100-191-0x0000000005060000-0x000000000509F000-memory.dmp
      Filesize

      252KB

    • memory/1100-193-0x0000000005060000-0x000000000509F000-memory.dmp
      Filesize

      252KB

    • memory/1100-195-0x0000000005060000-0x000000000509F000-memory.dmp
      Filesize

      252KB

    • memory/1100-197-0x0000000005060000-0x000000000509F000-memory.dmp
      Filesize

      252KB

    • memory/1100-199-0x0000000005060000-0x000000000509F000-memory.dmp
      Filesize

      252KB

    • memory/1100-201-0x0000000005060000-0x000000000509F000-memory.dmp
      Filesize

      252KB

    • memory/1100-203-0x0000000005060000-0x000000000509F000-memory.dmp
      Filesize

      252KB

    • memory/1100-205-0x0000000005060000-0x000000000509F000-memory.dmp
      Filesize

      252KB

    • memory/1100-207-0x0000000005060000-0x000000000509F000-memory.dmp
      Filesize

      252KB

    • memory/1100-209-0x0000000005060000-0x000000000509F000-memory.dmp
      Filesize

      252KB

    • memory/1100-211-0x0000000005060000-0x000000000509F000-memory.dmp
      Filesize

      252KB

    • memory/1100-213-0x0000000005060000-0x000000000509F000-memory.dmp
      Filesize

      252KB

    • memory/1100-215-0x0000000005060000-0x000000000509F000-memory.dmp
      Filesize

      252KB

    • memory/1100-217-0x0000000005060000-0x000000000509F000-memory.dmp
      Filesize

      252KB

    • memory/1100-219-0x0000000005060000-0x000000000509F000-memory.dmp
      Filesize

      252KB

    • memory/1100-221-0x0000000005060000-0x000000000509F000-memory.dmp
      Filesize

      252KB

    • memory/1100-1065-0x0000000005200000-0x0000000005818000-memory.dmp
      Filesize

      6.1MB

    • memory/1100-1066-0x00000000058A0000-0x00000000059AA000-memory.dmp
      Filesize

      1.0MB

    • memory/1100-1067-0x00000000059E0000-0x00000000059F2000-memory.dmp
      Filesize

      72KB

    • memory/1100-1068-0x0000000004AA0000-0x0000000004AB0000-memory.dmp
      Filesize

      64KB

    • memory/1100-1069-0x0000000005A00000-0x0000000005A3C000-memory.dmp
      Filesize

      240KB

    • memory/1100-1070-0x0000000004AA0000-0x0000000004AB0000-memory.dmp
      Filesize

      64KB

    • memory/1100-1071-0x0000000004AA0000-0x0000000004AB0000-memory.dmp
      Filesize

      64KB

    • memory/1100-1072-0x0000000004AA0000-0x0000000004AB0000-memory.dmp
      Filesize

      64KB

    • memory/1100-1074-0x0000000004AA0000-0x0000000004AB0000-memory.dmp
      Filesize

      64KB

    • memory/1100-1075-0x0000000005CF0000-0x0000000005D56000-memory.dmp
      Filesize

      408KB

    • memory/1100-1076-0x00000000063C0000-0x0000000006452000-memory.dmp
      Filesize

      584KB

    • memory/1100-1077-0x00000000064B0000-0x0000000006672000-memory.dmp
      Filesize

      1.8MB

    • memory/1100-1078-0x0000000006680000-0x0000000006BAC000-memory.dmp
      Filesize

      5.2MB

    • memory/1100-1080-0x0000000007000000-0x0000000007076000-memory.dmp
      Filesize

      472KB

    • memory/1100-1081-0x0000000007080000-0x00000000070D0000-memory.dmp
      Filesize

      320KB

    • memory/1128-1087-0x0000000000380000-0x00000000003B2000-memory.dmp
      Filesize

      200KB

    • memory/1128-1088-0x0000000004C90000-0x0000000004CA0000-memory.dmp
      Filesize

      64KB

    • memory/3840-147-0x0000000000700000-0x000000000070A000-memory.dmp
      Filesize

      40KB