Analysis

  • max time kernel
    98s
  • max time network
    104s
  • 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 21:36

General

  • Target

    a45d909888a93495322d0459b9cd376d50449ecebc63422eafde0a2490b76356.exe

  • Size

    522KB

  • MD5

    32b975ac67bd8ea9093281bcf4cd0976

  • SHA1

    bfcdf6e23f42c748a1e632322a6f14a0a4bcca1f

  • SHA256

    a45d909888a93495322d0459b9cd376d50449ecebc63422eafde0a2490b76356

  • SHA512

    d2f4a6713f65cea562a888549d1d8ed3f8e2f52cc0d163ac0b8b1550e5e029d9257f52627e0e46133aa0336ce56acbef09c8f11530c93e461882de6c4a0c72d1

  • SSDEEP

    12288:1MrJy90NlzGX8XGkGUk8P449+zWdwLfvA2XMoEl:UyQGk7FPR9Hdvccl

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\a45d909888a93495322d0459b9cd376d50449ecebc63422eafde0a2490b76356.exe
    "C:\Users\Admin\AppData\Local\Temp\a45d909888a93495322d0459b9cd376d50449ecebc63422eafde0a2490b76356.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:4896
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziio0230.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziio0230.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:2640
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr930303.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr930303.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1648
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku621238.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku621238.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4076
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4076 -s 1348
          4⤵
          • Program crash
          PID:3816
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr777808.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr777808.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:5020
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 4076 -ip 4076
    1⤵
      PID:1468

    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\lr777808.exe
      Filesize

      175KB

      MD5

      840fbe9d3933921d9cd5af591f0ff755

      SHA1

      139212c95e49ff5bab3f66d215177042d5ab3bbb

      SHA256

      949fd7f8cc13b77722cf64bff769a2eb09d7b5ef4629e662b094803010d19e8a

      SHA512

      a54f12709eea621beb16369ba29e42b17e5454ba40b2855993a2779fc3ae0a7ca142f1ab0019d31a721a47f69a8012c242be7fbd56caf4d2b835de84e9a77cc9

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr777808.exe
      Filesize

      175KB

      MD5

      840fbe9d3933921d9cd5af591f0ff755

      SHA1

      139212c95e49ff5bab3f66d215177042d5ab3bbb

      SHA256

      949fd7f8cc13b77722cf64bff769a2eb09d7b5ef4629e662b094803010d19e8a

      SHA512

      a54f12709eea621beb16369ba29e42b17e5454ba40b2855993a2779fc3ae0a7ca142f1ab0019d31a721a47f69a8012c242be7fbd56caf4d2b835de84e9a77cc9

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziio0230.exe
      Filesize

      380KB

      MD5

      aaa8cfb505f1d5a17c5af9adc823365d

      SHA1

      8cdef1ded0eb9dd5573c888ff3332b80fdb5433d

      SHA256

      051b3f011823781ff46adf6fbdbf434f08c897259167d7debd306359574a4166

      SHA512

      86a89cd7095d11ae048f7b30b677f2bbeabb5061263da737c2f0b3286f1b35557352eb66f339cf95dd7edef6a81ec54026da92166dbb97ff4c34f44ec3336486

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziio0230.exe
      Filesize

      380KB

      MD5

      aaa8cfb505f1d5a17c5af9adc823365d

      SHA1

      8cdef1ded0eb9dd5573c888ff3332b80fdb5433d

      SHA256

      051b3f011823781ff46adf6fbdbf434f08c897259167d7debd306359574a4166

      SHA512

      86a89cd7095d11ae048f7b30b677f2bbeabb5061263da737c2f0b3286f1b35557352eb66f339cf95dd7edef6a81ec54026da92166dbb97ff4c34f44ec3336486

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr930303.exe
      Filesize

      15KB

      MD5

      986121ae69b512ea7578f159d9f3466c

      SHA1

      881f944338732acaf876cfede9d921dcfbec85c2

      SHA256

      c0dc576055e3a98d7b1a3dfb8c3a433183b5f55c520f781c0af15b53273955b2

      SHA512

      1979849ae618ec36f0fe1f6ba475cb8273af2405f4d8c5d090ddde3e13a3391ed98d4c6764b5ecf4e5f67df2a8f576bc72eb45e62c699766f0dfa0b8aa4e0bd5

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr930303.exe
      Filesize

      15KB

      MD5

      986121ae69b512ea7578f159d9f3466c

      SHA1

      881f944338732acaf876cfede9d921dcfbec85c2

      SHA256

      c0dc576055e3a98d7b1a3dfb8c3a433183b5f55c520f781c0af15b53273955b2

      SHA512

      1979849ae618ec36f0fe1f6ba475cb8273af2405f4d8c5d090ddde3e13a3391ed98d4c6764b5ecf4e5f67df2a8f576bc72eb45e62c699766f0dfa0b8aa4e0bd5

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku621238.exe
      Filesize

      294KB

      MD5

      c8bc2758a1432d8f955fefd009eceaf7

      SHA1

      4d749269db90ff0a8aba004c89329d17d4d44b92

      SHA256

      ce5b3827dcc2451adcf69dcecb38d47f52b2c810a4eb6a36f42c296185fb1411

      SHA512

      f033ac2e02694c4a56ea831067620c7c2f80c1c17755fb1b6ab6568afb75a20fd7a1e45e893b416fc9281f9810af5d7c51d10ee5fc730d3ccd603e3553ee5e48

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku621238.exe
      Filesize

      294KB

      MD5

      c8bc2758a1432d8f955fefd009eceaf7

      SHA1

      4d749269db90ff0a8aba004c89329d17d4d44b92

      SHA256

      ce5b3827dcc2451adcf69dcecb38d47f52b2c810a4eb6a36f42c296185fb1411

      SHA512

      f033ac2e02694c4a56ea831067620c7c2f80c1c17755fb1b6ab6568afb75a20fd7a1e45e893b416fc9281f9810af5d7c51d10ee5fc730d3ccd603e3553ee5e48

    • memory/1648-147-0x0000000000BF0000-0x0000000000BFA000-memory.dmp
      Filesize

      40KB

    • memory/4076-153-0x0000000004BB0000-0x0000000005154000-memory.dmp
      Filesize

      5.6MB

    • memory/4076-154-0x0000000002020000-0x000000000206B000-memory.dmp
      Filesize

      300KB

    • memory/4076-155-0x0000000004BA0000-0x0000000004BB0000-memory.dmp
      Filesize

      64KB

    • memory/4076-156-0x0000000004BA0000-0x0000000004BB0000-memory.dmp
      Filesize

      64KB

    • memory/4076-157-0x0000000004BA0000-0x0000000004BB0000-memory.dmp
      Filesize

      64KB

    • memory/4076-158-0x0000000004AA0000-0x0000000004ADF000-memory.dmp
      Filesize

      252KB

    • memory/4076-161-0x0000000004AA0000-0x0000000004ADF000-memory.dmp
      Filesize

      252KB

    • memory/4076-159-0x0000000004AA0000-0x0000000004ADF000-memory.dmp
      Filesize

      252KB

    • memory/4076-163-0x0000000004AA0000-0x0000000004ADF000-memory.dmp
      Filesize

      252KB

    • memory/4076-165-0x0000000004AA0000-0x0000000004ADF000-memory.dmp
      Filesize

      252KB

    • memory/4076-167-0x0000000004AA0000-0x0000000004ADF000-memory.dmp
      Filesize

      252KB

    • memory/4076-169-0x0000000004AA0000-0x0000000004ADF000-memory.dmp
      Filesize

      252KB

    • memory/4076-171-0x0000000004AA0000-0x0000000004ADF000-memory.dmp
      Filesize

      252KB

    • memory/4076-173-0x0000000004AA0000-0x0000000004ADF000-memory.dmp
      Filesize

      252KB

    • memory/4076-175-0x0000000004AA0000-0x0000000004ADF000-memory.dmp
      Filesize

      252KB

    • memory/4076-177-0x0000000004AA0000-0x0000000004ADF000-memory.dmp
      Filesize

      252KB

    • memory/4076-179-0x0000000004AA0000-0x0000000004ADF000-memory.dmp
      Filesize

      252KB

    • memory/4076-181-0x0000000004AA0000-0x0000000004ADF000-memory.dmp
      Filesize

      252KB

    • memory/4076-183-0x0000000004AA0000-0x0000000004ADF000-memory.dmp
      Filesize

      252KB

    • memory/4076-185-0x0000000004AA0000-0x0000000004ADF000-memory.dmp
      Filesize

      252KB

    • memory/4076-187-0x0000000004AA0000-0x0000000004ADF000-memory.dmp
      Filesize

      252KB

    • memory/4076-189-0x0000000004AA0000-0x0000000004ADF000-memory.dmp
      Filesize

      252KB

    • memory/4076-191-0x0000000004AA0000-0x0000000004ADF000-memory.dmp
      Filesize

      252KB

    • memory/4076-193-0x0000000004AA0000-0x0000000004ADF000-memory.dmp
      Filesize

      252KB

    • memory/4076-195-0x0000000004AA0000-0x0000000004ADF000-memory.dmp
      Filesize

      252KB

    • memory/4076-197-0x0000000004AA0000-0x0000000004ADF000-memory.dmp
      Filesize

      252KB

    • memory/4076-199-0x0000000004AA0000-0x0000000004ADF000-memory.dmp
      Filesize

      252KB

    • memory/4076-201-0x0000000004AA0000-0x0000000004ADF000-memory.dmp
      Filesize

      252KB

    • memory/4076-203-0x0000000004AA0000-0x0000000004ADF000-memory.dmp
      Filesize

      252KB

    • memory/4076-205-0x0000000004AA0000-0x0000000004ADF000-memory.dmp
      Filesize

      252KB

    • memory/4076-207-0x0000000004AA0000-0x0000000004ADF000-memory.dmp
      Filesize

      252KB

    • memory/4076-209-0x0000000004AA0000-0x0000000004ADF000-memory.dmp
      Filesize

      252KB

    • memory/4076-211-0x0000000004AA0000-0x0000000004ADF000-memory.dmp
      Filesize

      252KB

    • memory/4076-213-0x0000000004AA0000-0x0000000004ADF000-memory.dmp
      Filesize

      252KB

    • memory/4076-215-0x0000000004AA0000-0x0000000004ADF000-memory.dmp
      Filesize

      252KB

    • memory/4076-217-0x0000000004AA0000-0x0000000004ADF000-memory.dmp
      Filesize

      252KB

    • memory/4076-219-0x0000000004AA0000-0x0000000004ADF000-memory.dmp
      Filesize

      252KB

    • memory/4076-221-0x0000000004AA0000-0x0000000004ADF000-memory.dmp
      Filesize

      252KB

    • memory/4076-1064-0x0000000005160000-0x0000000005778000-memory.dmp
      Filesize

      6.1MB

    • memory/4076-1065-0x0000000005780000-0x000000000588A000-memory.dmp
      Filesize

      1.0MB

    • memory/4076-1066-0x00000000058A0000-0x00000000058B2000-memory.dmp
      Filesize

      72KB

    • memory/4076-1067-0x00000000058C0000-0x00000000058FC000-memory.dmp
      Filesize

      240KB

    • memory/4076-1068-0x0000000004BA0000-0x0000000004BB0000-memory.dmp
      Filesize

      64KB

    • memory/4076-1070-0x0000000004BA0000-0x0000000004BB0000-memory.dmp
      Filesize

      64KB

    • memory/4076-1071-0x0000000004BA0000-0x0000000004BB0000-memory.dmp
      Filesize

      64KB

    • memory/4076-1072-0x0000000004BA0000-0x0000000004BB0000-memory.dmp
      Filesize

      64KB

    • memory/4076-1073-0x0000000005BB0000-0x0000000005C42000-memory.dmp
      Filesize

      584KB

    • memory/4076-1074-0x0000000005C50000-0x0000000005CB6000-memory.dmp
      Filesize

      408KB

    • memory/4076-1075-0x0000000006360000-0x00000000063D6000-memory.dmp
      Filesize

      472KB

    • memory/4076-1076-0x00000000063E0000-0x0000000006430000-memory.dmp
      Filesize

      320KB

    • memory/4076-1077-0x0000000006550000-0x0000000006712000-memory.dmp
      Filesize

      1.8MB

    • memory/4076-1078-0x0000000006730000-0x0000000006C5C000-memory.dmp
      Filesize

      5.2MB

    • memory/4076-1079-0x0000000004BA0000-0x0000000004BB0000-memory.dmp
      Filesize

      64KB

    • memory/5020-1085-0x0000000000620000-0x0000000000652000-memory.dmp
      Filesize

      200KB

    • memory/5020-1086-0x00000000051E0000-0x00000000051F0000-memory.dmp
      Filesize

      64KB

    • memory/5020-1088-0x00000000051E0000-0x00000000051F0000-memory.dmp
      Filesize

      64KB