Analysis

  • max time kernel
    145s
  • max time network
    151s
  • 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 11:33

General

  • Target

    a1c2137af99ca160899b6a826e3c1bdf7e98f3d1401508d5ed80afbaff2b8cb0.exe

  • Size

    697KB

  • MD5

    0ebd8340abfaa6e0236adb2e8e874046

  • SHA1

    c3f1c47e4929db078f8db1f944f9878370e002c7

  • SHA256

    a1c2137af99ca160899b6a826e3c1bdf7e98f3d1401508d5ed80afbaff2b8cb0

  • SHA512

    d357ec6703ef90b98546a4c62da151ccea9a214b1f1c88170c67dd615a530d3e95bb012549981a9f077fb01de7830991ef546ab05ee7d17f8fa301fa500548a8

  • SSDEEP

    12288:dMrjy903TShUFyL0YfT8B/YixyGaSSTmLL643GjJAxI9goIRq:Gy8yV0YfT2x3aS9XGjCI95sq

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\a1c2137af99ca160899b6a826e3c1bdf7e98f3d1401508d5ed80afbaff2b8cb0.exe
    "C:\Users\Admin\AppData\Local\Temp\a1c2137af99ca160899b6a826e3c1bdf7e98f3d1401508d5ed80afbaff2b8cb0.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:4424
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un108424.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un108424.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\pro6713.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro6713.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4688
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4688 -s 1084
          4⤵
          • Program crash
          PID:3752
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu5196.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu5196.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1180
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1180 -s 1944
          4⤵
          • Program crash
          PID:524
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si130733.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si130733.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:5016
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 4688 -ip 4688
    1⤵
      PID:652
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 1180 -ip 1180
      1⤵
        PID:3064

      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\si130733.exe
        Filesize

        175KB

        MD5

        f31ccf7a72c69cfc992152ff1d9ef6f2

        SHA1

        61efba3f8a1e876fa4d596a855540490f6894d97

        SHA256

        ea34f2a736e1d42c650819ac98de2e334c0b66551b45eb965b806be56ea60531

        SHA512

        335d9ca6d8a950c43c430aa4d6cfe8fff6bec4db3e6d4d02aa904746cb49d2156e6062fe6c00a6b163b824a4368576c91140535624e5fcbecd391f7557b31409

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si130733.exe
        Filesize

        175KB

        MD5

        f31ccf7a72c69cfc992152ff1d9ef6f2

        SHA1

        61efba3f8a1e876fa4d596a855540490f6894d97

        SHA256

        ea34f2a736e1d42c650819ac98de2e334c0b66551b45eb965b806be56ea60531

        SHA512

        335d9ca6d8a950c43c430aa4d6cfe8fff6bec4db3e6d4d02aa904746cb49d2156e6062fe6c00a6b163b824a4368576c91140535624e5fcbecd391f7557b31409

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un108424.exe
        Filesize

        555KB

        MD5

        ea4855a58ab2f2be692f104238ade475

        SHA1

        52f1c43711c8f90f839debc5fdbfa0bec45b6625

        SHA256

        71ff5a17ff929a75e467ccaed6925492e7d8bb76801d09c25fd157b5148fdfb6

        SHA512

        78e32267a8c356599c8ab2c078aabd18b4d6fa78ff3d53111b3f85c8395da3165ade8c0b0aeb7aaab851ee1cfb70303a89325c6eb82d5fbe2178049ecde90f46

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un108424.exe
        Filesize

        555KB

        MD5

        ea4855a58ab2f2be692f104238ade475

        SHA1

        52f1c43711c8f90f839debc5fdbfa0bec45b6625

        SHA256

        71ff5a17ff929a75e467ccaed6925492e7d8bb76801d09c25fd157b5148fdfb6

        SHA512

        78e32267a8c356599c8ab2c078aabd18b4d6fa78ff3d53111b3f85c8395da3165ade8c0b0aeb7aaab851ee1cfb70303a89325c6eb82d5fbe2178049ecde90f46

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro6713.exe
        Filesize

        347KB

        MD5

        466539c6ce2267a293704895f2ce175a

        SHA1

        00cc2bb6afef75acc87477dc3ac1178772d082e8

        SHA256

        dc38360695ff4bf3d5d412d370f9afa91743955d990f51a2f5807d48c36dfd07

        SHA512

        2c0bf33ec9cd8792e9e9ae237d7f4f2590dddae2b4949a84c188351688a4f275cc42bf93a97aa05ee9a76c4e918b68ded14c61b848df0120eb6ae24b72f921dc

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro6713.exe
        Filesize

        347KB

        MD5

        466539c6ce2267a293704895f2ce175a

        SHA1

        00cc2bb6afef75acc87477dc3ac1178772d082e8

        SHA256

        dc38360695ff4bf3d5d412d370f9afa91743955d990f51a2f5807d48c36dfd07

        SHA512

        2c0bf33ec9cd8792e9e9ae237d7f4f2590dddae2b4949a84c188351688a4f275cc42bf93a97aa05ee9a76c4e918b68ded14c61b848df0120eb6ae24b72f921dc

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu5196.exe
        Filesize

        406KB

        MD5

        6d1800d06f23b05def8163c8e482c496

        SHA1

        264a069af0d7fb12eabc05a20520bf6a43f3308f

        SHA256

        d933b40dd8a46574bc9f264f0e21cd3a662fdf8e3166a21a1334679aec547d63

        SHA512

        38e265185c4f8a0528e053698ce5a25054ebd550f69247a0dfa2632e9be63d86d163e487d7b03e3e1873d503feb59c66562b9c4daa780f80b272347a7eb13195

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu5196.exe
        Filesize

        406KB

        MD5

        6d1800d06f23b05def8163c8e482c496

        SHA1

        264a069af0d7fb12eabc05a20520bf6a43f3308f

        SHA256

        d933b40dd8a46574bc9f264f0e21cd3a662fdf8e3166a21a1334679aec547d63

        SHA512

        38e265185c4f8a0528e053698ce5a25054ebd550f69247a0dfa2632e9be63d86d163e487d7b03e3e1873d503feb59c66562b9c4daa780f80b272347a7eb13195

      • memory/1180-1102-0x0000000007F80000-0x000000000808A000-memory.dmp
        Filesize

        1.0MB

      • memory/1180-226-0x0000000007140000-0x000000000717F000-memory.dmp
        Filesize

        252KB

      • memory/1180-202-0x00000000071A0000-0x00000000071B0000-memory.dmp
        Filesize

        64KB

      • memory/1180-206-0x0000000007140000-0x000000000717F000-memory.dmp
        Filesize

        252KB

      • memory/1180-1115-0x0000000009210000-0x00000000093D2000-memory.dmp
        Filesize

        1.8MB

      • memory/1180-1114-0x00000000071A0000-0x00000000071B0000-memory.dmp
        Filesize

        64KB

      • memory/1180-1113-0x0000000008E50000-0x0000000008EA0000-memory.dmp
        Filesize

        320KB

      • memory/1180-1112-0x0000000008DB0000-0x0000000008E26000-memory.dmp
        Filesize

        472KB

      • memory/1180-1111-0x00000000071A0000-0x00000000071B0000-memory.dmp
        Filesize

        64KB

      • memory/1180-1110-0x00000000071A0000-0x00000000071B0000-memory.dmp
        Filesize

        64KB

      • memory/1180-203-0x00000000071A0000-0x00000000071B0000-memory.dmp
        Filesize

        64KB

      • memory/1180-1109-0x00000000071A0000-0x00000000071B0000-memory.dmp
        Filesize

        64KB

      • memory/1180-1108-0x0000000008470000-0x00000000084D6000-memory.dmp
        Filesize

        408KB

      • memory/1180-1107-0x00000000083D0000-0x0000000008462000-memory.dmp
        Filesize

        584KB

      • memory/1180-1105-0x00000000080E0000-0x000000000811C000-memory.dmp
        Filesize

        240KB

      • memory/1180-1104-0x00000000071A0000-0x00000000071B0000-memory.dmp
        Filesize

        64KB

      • memory/1180-1103-0x00000000080C0000-0x00000000080D2000-memory.dmp
        Filesize

        72KB

      • memory/1180-1101-0x00000000078E0000-0x0000000007EF8000-memory.dmp
        Filesize

        6.1MB

      • memory/1180-228-0x0000000007140000-0x000000000717F000-memory.dmp
        Filesize

        252KB

      • memory/1180-214-0x0000000007140000-0x000000000717F000-memory.dmp
        Filesize

        252KB

      • memory/1180-224-0x0000000007140000-0x000000000717F000-memory.dmp
        Filesize

        252KB

      • memory/1180-222-0x0000000007140000-0x000000000717F000-memory.dmp
        Filesize

        252KB

      • memory/1180-220-0x0000000007140000-0x000000000717F000-memory.dmp
        Filesize

        252KB

      • memory/1180-191-0x0000000007140000-0x000000000717F000-memory.dmp
        Filesize

        252KB

      • memory/1180-192-0x0000000007140000-0x000000000717F000-memory.dmp
        Filesize

        252KB

      • memory/1180-194-0x0000000007140000-0x000000000717F000-memory.dmp
        Filesize

        252KB

      • memory/1180-196-0x0000000007140000-0x000000000717F000-memory.dmp
        Filesize

        252KB

      • memory/1180-198-0x0000000007140000-0x000000000717F000-memory.dmp
        Filesize

        252KB

      • memory/1180-201-0x0000000007140000-0x000000000717F000-memory.dmp
        Filesize

        252KB

      • memory/1180-200-0x0000000002DE0000-0x0000000002E2B000-memory.dmp
        Filesize

        300KB

      • memory/1180-218-0x0000000007140000-0x000000000717F000-memory.dmp
        Filesize

        252KB

      • memory/1180-1116-0x00000000093E0000-0x000000000990C000-memory.dmp
        Filesize

        5.2MB

      • memory/1180-216-0x0000000007140000-0x000000000717F000-memory.dmp
        Filesize

        252KB

      • memory/1180-205-0x00000000071A0000-0x00000000071B0000-memory.dmp
        Filesize

        64KB

      • memory/1180-208-0x0000000007140000-0x000000000717F000-memory.dmp
        Filesize

        252KB

      • memory/1180-212-0x0000000007140000-0x000000000717F000-memory.dmp
        Filesize

        252KB

      • memory/1180-210-0x0000000007140000-0x000000000717F000-memory.dmp
        Filesize

        252KB

      • memory/4688-181-0x0000000000400000-0x0000000002B84000-memory.dmp
        Filesize

        39.5MB

      • memory/4688-173-0x0000000004930000-0x0000000004942000-memory.dmp
        Filesize

        72KB

      • memory/4688-148-0x0000000002B90000-0x0000000002BBD000-memory.dmp
        Filesize

        180KB

      • memory/4688-151-0x0000000004930000-0x0000000004942000-memory.dmp
        Filesize

        72KB

      • memory/4688-153-0x0000000004930000-0x0000000004942000-memory.dmp
        Filesize

        72KB

      • memory/4688-186-0x0000000000400000-0x0000000002B84000-memory.dmp
        Filesize

        39.5MB

      • memory/4688-184-0x00000000048D0000-0x00000000048E0000-memory.dmp
        Filesize

        64KB

      • memory/4688-185-0x00000000048D0000-0x00000000048E0000-memory.dmp
        Filesize

        64KB

      • memory/4688-183-0x00000000048D0000-0x00000000048E0000-memory.dmp
        Filesize

        64KB

      • memory/4688-150-0x0000000004930000-0x0000000004942000-memory.dmp
        Filesize

        72KB

      • memory/4688-155-0x0000000004930000-0x0000000004942000-memory.dmp
        Filesize

        72KB

      • memory/4688-180-0x00000000048D0000-0x00000000048E0000-memory.dmp
        Filesize

        64KB

      • memory/4688-179-0x00000000048D0000-0x00000000048E0000-memory.dmp
        Filesize

        64KB

      • memory/4688-178-0x00000000048D0000-0x00000000048E0000-memory.dmp
        Filesize

        64KB

      • memory/4688-177-0x0000000004930000-0x0000000004942000-memory.dmp
        Filesize

        72KB

      • memory/4688-175-0x0000000004930000-0x0000000004942000-memory.dmp
        Filesize

        72KB

      • memory/4688-171-0x0000000004930000-0x0000000004942000-memory.dmp
        Filesize

        72KB

      • memory/4688-169-0x0000000004930000-0x0000000004942000-memory.dmp
        Filesize

        72KB

      • memory/4688-167-0x0000000004930000-0x0000000004942000-memory.dmp
        Filesize

        72KB

      • memory/4688-165-0x0000000004930000-0x0000000004942000-memory.dmp
        Filesize

        72KB

      • memory/4688-163-0x0000000004930000-0x0000000004942000-memory.dmp
        Filesize

        72KB

      • memory/4688-161-0x0000000004930000-0x0000000004942000-memory.dmp
        Filesize

        72KB

      • memory/4688-159-0x0000000004930000-0x0000000004942000-memory.dmp
        Filesize

        72KB

      • memory/4688-149-0x00000000073B0000-0x0000000007954000-memory.dmp
        Filesize

        5.6MB

      • memory/4688-157-0x0000000004930000-0x0000000004942000-memory.dmp
        Filesize

        72KB

      • memory/5016-1122-0x0000000000E70000-0x0000000000EA2000-memory.dmp
        Filesize

        200KB

      • memory/5016-1123-0x0000000005770000-0x0000000005780000-memory.dmp
        Filesize

        64KB