Analysis

  • max time kernel
    157s
  • max time network
    191s
  • 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 22:13

General

  • Target

    5bb561bef7a556e3ffd9635cfd0cdd80ff55fc832c0aa5f9eec25da1707d6580.exe

  • Size

    522KB

  • MD5

    72f156e4da917f326d61f25f88472b16

  • SHA1

    4bcb618b4b6db6c60a726ae74acfb7e38b7f70f1

  • SHA256

    5bb561bef7a556e3ffd9635cfd0cdd80ff55fc832c0aa5f9eec25da1707d6580

  • SHA512

    c109a6bc5bb9ce4769cf0a349d6cbd73cc06233eacb3e259a1aabf8606e10f5b8324a92588903a6692aee09977974f7dd1a58a5a1ace0e219a2f71fed9f5e8a0

  • SSDEEP

    12288:mMrdy90fqppItPFMEgQiWdFGrhC7JrDg/LZWa8:LylDEPFMEFiWdUrY7JDg/LZWa8

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\5bb561bef7a556e3ffd9635cfd0cdd80ff55fc832c0aa5f9eec25da1707d6580.exe
    "C:\Users\Admin\AppData\Local\Temp\5bb561bef7a556e3ffd9635cfd0cdd80ff55fc832c0aa5f9eec25da1707d6580.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:3628
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zirK1586.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zirK1586.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:384
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr344133.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr344133.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1088
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku312993.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku312993.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4064
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4064 -s 1336
          4⤵
          • Program crash
          PID:4368
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr569027.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr569027.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:344
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 4064 -ip 4064
    1⤵
      PID:2496

    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\lr569027.exe
      Filesize

      175KB

      MD5

      e6396da0fe2c47f7aeff3f6a2bda30c6

      SHA1

      24844f553fcae6638e3fba9d1a21f9661aac4be1

      SHA256

      76efbe867e46524dab93bdc024ad8b61a871ad2c251bfffe46972657892d8e1e

      SHA512

      7b4298cefd6a39cc83e3b37d51d1eaee94c61c57d8a20605f7326fd68c10931dbb7eed2b637c89e189413426c9a8fbe31d5a7ea3f828a854c6d6bbfb988f4842

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr569027.exe
      Filesize

      175KB

      MD5

      e6396da0fe2c47f7aeff3f6a2bda30c6

      SHA1

      24844f553fcae6638e3fba9d1a21f9661aac4be1

      SHA256

      76efbe867e46524dab93bdc024ad8b61a871ad2c251bfffe46972657892d8e1e

      SHA512

      7b4298cefd6a39cc83e3b37d51d1eaee94c61c57d8a20605f7326fd68c10931dbb7eed2b637c89e189413426c9a8fbe31d5a7ea3f828a854c6d6bbfb988f4842

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zirK1586.exe
      Filesize

      380KB

      MD5

      0cca360047a18e5d280b29608d5e9842

      SHA1

      badaf626d12c39e380bf84439c2eb73acf1ba529

      SHA256

      2afc25619dd1620480a73b73a8bcb1f8045b2600416199d82c948a603c60ba30

      SHA512

      bfb3f0cb6abb7009f48758bfc5a4274f711973512bf99e7828d1b372021bf96cbdf6b5cf5cc970893c9130ffad0938816079cfb7f84e94765d78c5caddb72c32

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zirK1586.exe
      Filesize

      380KB

      MD5

      0cca360047a18e5d280b29608d5e9842

      SHA1

      badaf626d12c39e380bf84439c2eb73acf1ba529

      SHA256

      2afc25619dd1620480a73b73a8bcb1f8045b2600416199d82c948a603c60ba30

      SHA512

      bfb3f0cb6abb7009f48758bfc5a4274f711973512bf99e7828d1b372021bf96cbdf6b5cf5cc970893c9130ffad0938816079cfb7f84e94765d78c5caddb72c32

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr344133.exe
      Filesize

      15KB

      MD5

      b6ea677203afc753b9f1d5d7eb699b52

      SHA1

      a6377e9e25a254e08a2f4d1c42ec4cdffeb45ceb

      SHA256

      442a6e5d8b9421c2f833333bbc5b0691d724a487d1023af25e2d604c387ad446

      SHA512

      78da2732660b1c316cd504a70b2b1697242915be3f0b08bd5b5b4df138cb2467153e9d72ea77c3a715ba85717297ca14e648e395e7e3e0ebce9045c8f3783fab

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr344133.exe
      Filesize

      15KB

      MD5

      b6ea677203afc753b9f1d5d7eb699b52

      SHA1

      a6377e9e25a254e08a2f4d1c42ec4cdffeb45ceb

      SHA256

      442a6e5d8b9421c2f833333bbc5b0691d724a487d1023af25e2d604c387ad446

      SHA512

      78da2732660b1c316cd504a70b2b1697242915be3f0b08bd5b5b4df138cb2467153e9d72ea77c3a715ba85717297ca14e648e395e7e3e0ebce9045c8f3783fab

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku312993.exe
      Filesize

      295KB

      MD5

      1e811cd5e7e9f3994dea72f185fbda2b

      SHA1

      99b4e905f96cc5c428a2a5dec52ce9e900217c6d

      SHA256

      870ad4b1256afc818274b5acd832faba910f5a9414997ed102c7de859ecd0188

      SHA512

      196c4b2a733d2d51920ed9712a94b57a615ea8af3c742199f77356625b63e64e183d6c6652eb6e79163c3a054a7d6981c3e0dc02b45ebc7047f7a66aafe05637

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku312993.exe
      Filesize

      295KB

      MD5

      1e811cd5e7e9f3994dea72f185fbda2b

      SHA1

      99b4e905f96cc5c428a2a5dec52ce9e900217c6d

      SHA256

      870ad4b1256afc818274b5acd832faba910f5a9414997ed102c7de859ecd0188

      SHA512

      196c4b2a733d2d51920ed9712a94b57a615ea8af3c742199f77356625b63e64e183d6c6652eb6e79163c3a054a7d6981c3e0dc02b45ebc7047f7a66aafe05637

    • memory/344-1088-0x0000000000A80000-0x0000000000AB2000-memory.dmp
      Filesize

      200KB

    • memory/344-1089-0x00000000056A0000-0x00000000056B0000-memory.dmp
      Filesize

      64KB

    • memory/1088-147-0x0000000000390000-0x000000000039A000-memory.dmp
      Filesize

      40KB

    • memory/4064-185-0x0000000002610000-0x000000000264F000-memory.dmp
      Filesize

      252KB

    • memory/4064-197-0x0000000002610000-0x000000000264F000-memory.dmp
      Filesize

      252KB

    • memory/4064-155-0x0000000004CA0000-0x0000000005244000-memory.dmp
      Filesize

      5.6MB

    • memory/4064-156-0x0000000004C90000-0x0000000004CA0000-memory.dmp
      Filesize

      64KB

    • memory/4064-157-0x0000000004C90000-0x0000000004CA0000-memory.dmp
      Filesize

      64KB

    • memory/4064-158-0x0000000002610000-0x000000000264F000-memory.dmp
      Filesize

      252KB

    • memory/4064-159-0x0000000002610000-0x000000000264F000-memory.dmp
      Filesize

      252KB

    • memory/4064-161-0x0000000002610000-0x000000000264F000-memory.dmp
      Filesize

      252KB

    • memory/4064-163-0x0000000002610000-0x000000000264F000-memory.dmp
      Filesize

      252KB

    • memory/4064-165-0x0000000002610000-0x000000000264F000-memory.dmp
      Filesize

      252KB

    • memory/4064-167-0x0000000002610000-0x000000000264F000-memory.dmp
      Filesize

      252KB

    • memory/4064-169-0x0000000002610000-0x000000000264F000-memory.dmp
      Filesize

      252KB

    • memory/4064-171-0x0000000002610000-0x000000000264F000-memory.dmp
      Filesize

      252KB

    • memory/4064-173-0x0000000002610000-0x000000000264F000-memory.dmp
      Filesize

      252KB

    • memory/4064-175-0x0000000002610000-0x000000000264F000-memory.dmp
      Filesize

      252KB

    • memory/4064-177-0x0000000002610000-0x000000000264F000-memory.dmp
      Filesize

      252KB

    • memory/4064-179-0x0000000002610000-0x000000000264F000-memory.dmp
      Filesize

      252KB

    • memory/4064-181-0x0000000002610000-0x000000000264F000-memory.dmp
      Filesize

      252KB

    • memory/4064-183-0x0000000002610000-0x000000000264F000-memory.dmp
      Filesize

      252KB

    • memory/4064-153-0x0000000000770000-0x00000000007BB000-memory.dmp
      Filesize

      300KB

    • memory/4064-187-0x0000000002610000-0x000000000264F000-memory.dmp
      Filesize

      252KB

    • memory/4064-189-0x0000000002610000-0x000000000264F000-memory.dmp
      Filesize

      252KB

    • memory/4064-191-0x0000000002610000-0x000000000264F000-memory.dmp
      Filesize

      252KB

    • memory/4064-193-0x0000000002610000-0x000000000264F000-memory.dmp
      Filesize

      252KB

    • memory/4064-195-0x0000000002610000-0x000000000264F000-memory.dmp
      Filesize

      252KB

    • memory/4064-154-0x0000000004C90000-0x0000000004CA0000-memory.dmp
      Filesize

      64KB

    • memory/4064-199-0x0000000002610000-0x000000000264F000-memory.dmp
      Filesize

      252KB

    • memory/4064-201-0x0000000002610000-0x000000000264F000-memory.dmp
      Filesize

      252KB

    • memory/4064-203-0x0000000002610000-0x000000000264F000-memory.dmp
      Filesize

      252KB

    • memory/4064-205-0x0000000002610000-0x000000000264F000-memory.dmp
      Filesize

      252KB

    • memory/4064-207-0x0000000002610000-0x000000000264F000-memory.dmp
      Filesize

      252KB

    • memory/4064-209-0x0000000002610000-0x000000000264F000-memory.dmp
      Filesize

      252KB

    • memory/4064-211-0x0000000002610000-0x000000000264F000-memory.dmp
      Filesize

      252KB

    • memory/4064-217-0x0000000002610000-0x000000000264F000-memory.dmp
      Filesize

      252KB

    • memory/4064-215-0x0000000002610000-0x000000000264F000-memory.dmp
      Filesize

      252KB

    • memory/4064-213-0x0000000002610000-0x000000000264F000-memory.dmp
      Filesize

      252KB

    • memory/4064-219-0x0000000002610000-0x000000000264F000-memory.dmp
      Filesize

      252KB

    • memory/4064-221-0x0000000002610000-0x000000000264F000-memory.dmp
      Filesize

      252KB

    • memory/4064-1065-0x0000000005250000-0x0000000005868000-memory.dmp
      Filesize

      6.1MB

    • memory/4064-1066-0x00000000058A0000-0x00000000059AA000-memory.dmp
      Filesize

      1.0MB

    • memory/4064-1067-0x00000000059E0000-0x00000000059F2000-memory.dmp
      Filesize

      72KB

    • memory/4064-1068-0x0000000005A00000-0x0000000005A3C000-memory.dmp
      Filesize

      240KB

    • memory/4064-1069-0x0000000004C90000-0x0000000004CA0000-memory.dmp
      Filesize

      64KB

    • memory/4064-1070-0x0000000004C90000-0x0000000004CA0000-memory.dmp
      Filesize

      64KB

    • memory/4064-1071-0x0000000004C90000-0x0000000004CA0000-memory.dmp
      Filesize

      64KB

    • memory/4064-1073-0x0000000005CF0000-0x0000000005D82000-memory.dmp
      Filesize

      584KB

    • memory/4064-1074-0x0000000005D90000-0x0000000005DF6000-memory.dmp
      Filesize

      408KB

    • memory/4064-1075-0x0000000004C90000-0x0000000004CA0000-memory.dmp
      Filesize

      64KB

    • memory/4064-1077-0x0000000007760000-0x00000000077D6000-memory.dmp
      Filesize

      472KB

    • memory/4064-1078-0x00000000077F0000-0x0000000007840000-memory.dmp
      Filesize

      320KB

    • memory/4064-1080-0x0000000007AC0000-0x0000000007C82000-memory.dmp
      Filesize

      1.8MB

    • memory/4064-1081-0x0000000007E90000-0x00000000083BC000-memory.dmp
      Filesize

      5.2MB