Analysis

  • max time kernel
    142s
  • max time network
    105s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-03-2023 00:53

General

  • Target

    f900a1b528e03376b6d672d47ccd593c5af9a6edf65cd10206459ba138b23989.exe

  • Size

    546KB

  • MD5

    76ff48f014266293fcccba5c3a7331ce

  • SHA1

    067f3cb1fab9f0514cf4819993a11efe5921b7e9

  • SHA256

    f900a1b528e03376b6d672d47ccd593c5af9a6edf65cd10206459ba138b23989

  • SHA512

    2b28c4b47c4626106fed1f19c97cb3001c63be93363a2d5afd4b7f2b025124e26bf1bb733e8a7080abd4de8caf8226ba2dbaef7ad7661a38dd49bd5ccff419d5

  • SSDEEP

    12288:+MrWy90YI1AfFZOpgjqPduIg7WstXwLhfD3yTm:Uyo0EpaqV0LShfD3yi

Malware Config

Extracted

Family

redline

Botnet

down

C2

193.233.20.31:4125

Attributes
  • auth_value

    12c31a90c72f5efae8c053a0bd339381

Extracted

Family

redline

Botnet

real

C2

193.233.20.31:4125

Attributes
  • auth_value

    bb22a50228754849387d5f4d1611e71b

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\f900a1b528e03376b6d672d47ccd593c5af9a6edf65cd10206459ba138b23989.exe
    "C:\Users\Admin\AppData\Local\Temp\f900a1b528e03376b6d672d47ccd593c5af9a6edf65cd10206459ba138b23989.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:3552
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio2391.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio2391.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:5016
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro6169.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro6169.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1916
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu5468.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu5468.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2824
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2824 -s 1348
          4⤵
          • Program crash
          PID:4672
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si810308.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si810308.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4344
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 2824 -ip 2824
    1⤵
      PID:4692

    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\si810308.exe
      Filesize

      175KB

      MD5

      41707338e1e2d868aa699ac0dd2e77b0

      SHA1

      36e0dfba09f9fb409faf0f9a99217d0d0c524b82

      SHA256

      8d2a5ba6ae16aa5ee13382edb585c480b6bf2db098427ffe5f8d55323ded7557

      SHA512

      80c66cbf19f6b2cc2e979b1fd1769cf45957761fa3f94b33fc194f88379b57ec9327a86ce374c6dc25334b44e4e8aa518a5d0d03ddb4f4eddfdfe8ddfc9fb6f2

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si810308.exe
      Filesize

      175KB

      MD5

      41707338e1e2d868aa699ac0dd2e77b0

      SHA1

      36e0dfba09f9fb409faf0f9a99217d0d0c524b82

      SHA256

      8d2a5ba6ae16aa5ee13382edb585c480b6bf2db098427ffe5f8d55323ded7557

      SHA512

      80c66cbf19f6b2cc2e979b1fd1769cf45957761fa3f94b33fc194f88379b57ec9327a86ce374c6dc25334b44e4e8aa518a5d0d03ddb4f4eddfdfe8ddfc9fb6f2

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio2391.exe
      Filesize

      404KB

      MD5

      917a3a87ff12f7abdd6f9b9c8fe57fe6

      SHA1

      36065a4a1b0eae208e1b1d4a4f441328aef5d567

      SHA256

      ca51d21a4cd078f76d780454fa70cdb54fe3cc1fb2779fc5f5045ce94ca77c1b

      SHA512

      ba15297566f76af6f6307037081bcfcef3e82dc7f2c12ba4200df4f2412c1a0ee5b18a14cdd65622a388be9fee6f27dfa88c703015bdc13eb0d1951f4b46ae11

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio2391.exe
      Filesize

      404KB

      MD5

      917a3a87ff12f7abdd6f9b9c8fe57fe6

      SHA1

      36065a4a1b0eae208e1b1d4a4f441328aef5d567

      SHA256

      ca51d21a4cd078f76d780454fa70cdb54fe3cc1fb2779fc5f5045ce94ca77c1b

      SHA512

      ba15297566f76af6f6307037081bcfcef3e82dc7f2c12ba4200df4f2412c1a0ee5b18a14cdd65622a388be9fee6f27dfa88c703015bdc13eb0d1951f4b46ae11

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro6169.exe
      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro6169.exe
      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu5468.exe
      Filesize

      358KB

      MD5

      6005c56e3a960f6662f657c07912ebf5

      SHA1

      b071ccc9b27eb5a4d6311d77f878ec5f843ae870

      SHA256

      dae8d68723134b65e897ad56004d68aebf39562518c9a884b0a7ef449190e540

      SHA512

      425a6a3b4b344033c1c9ae353acaaf356babd4504c31324efefde18c30bbed9f1e765866bb6207942d68af3d41c2c789bdaf15603e623c29c87deec1ee9b9f81

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu5468.exe
      Filesize

      358KB

      MD5

      6005c56e3a960f6662f657c07912ebf5

      SHA1

      b071ccc9b27eb5a4d6311d77f878ec5f843ae870

      SHA256

      dae8d68723134b65e897ad56004d68aebf39562518c9a884b0a7ef449190e540

      SHA512

      425a6a3b4b344033c1c9ae353acaaf356babd4504c31324efefde18c30bbed9f1e765866bb6207942d68af3d41c2c789bdaf15603e623c29c87deec1ee9b9f81

    • memory/1916-147-0x0000000000E20000-0x0000000000E2A000-memory.dmp
      Filesize

      40KB

    • memory/2824-153-0x0000000000990000-0x00000000009DB000-memory.dmp
      Filesize

      300KB

    • memory/2824-154-0x0000000004EE0000-0x0000000005484000-memory.dmp
      Filesize

      5.6MB

    • memory/2824-155-0x0000000002790000-0x00000000027A0000-memory.dmp
      Filesize

      64KB

    • memory/2824-156-0x0000000002790000-0x00000000027A0000-memory.dmp
      Filesize

      64KB

    • memory/2824-157-0x00000000028B0000-0x00000000028EE000-memory.dmp
      Filesize

      248KB

    • memory/2824-158-0x00000000028B0000-0x00000000028EE000-memory.dmp
      Filesize

      248KB

    • memory/2824-160-0x00000000028B0000-0x00000000028EE000-memory.dmp
      Filesize

      248KB

    • memory/2824-162-0x00000000028B0000-0x00000000028EE000-memory.dmp
      Filesize

      248KB

    • memory/2824-164-0x00000000028B0000-0x00000000028EE000-memory.dmp
      Filesize

      248KB

    • memory/2824-166-0x00000000028B0000-0x00000000028EE000-memory.dmp
      Filesize

      248KB

    • memory/2824-168-0x00000000028B0000-0x00000000028EE000-memory.dmp
      Filesize

      248KB

    • memory/2824-170-0x00000000028B0000-0x00000000028EE000-memory.dmp
      Filesize

      248KB

    • memory/2824-172-0x00000000028B0000-0x00000000028EE000-memory.dmp
      Filesize

      248KB

    • memory/2824-174-0x00000000028B0000-0x00000000028EE000-memory.dmp
      Filesize

      248KB

    • memory/2824-176-0x00000000028B0000-0x00000000028EE000-memory.dmp
      Filesize

      248KB

    • memory/2824-178-0x00000000028B0000-0x00000000028EE000-memory.dmp
      Filesize

      248KB

    • memory/2824-180-0x00000000028B0000-0x00000000028EE000-memory.dmp
      Filesize

      248KB

    • memory/2824-182-0x00000000028B0000-0x00000000028EE000-memory.dmp
      Filesize

      248KB

    • memory/2824-184-0x00000000028B0000-0x00000000028EE000-memory.dmp
      Filesize

      248KB

    • memory/2824-186-0x00000000028B0000-0x00000000028EE000-memory.dmp
      Filesize

      248KB

    • memory/2824-188-0x00000000028B0000-0x00000000028EE000-memory.dmp
      Filesize

      248KB

    • memory/2824-190-0x00000000028B0000-0x00000000028EE000-memory.dmp
      Filesize

      248KB

    • memory/2824-192-0x00000000028B0000-0x00000000028EE000-memory.dmp
      Filesize

      248KB

    • memory/2824-194-0x00000000028B0000-0x00000000028EE000-memory.dmp
      Filesize

      248KB

    • memory/2824-196-0x00000000028B0000-0x00000000028EE000-memory.dmp
      Filesize

      248KB

    • memory/2824-198-0x00000000028B0000-0x00000000028EE000-memory.dmp
      Filesize

      248KB

    • memory/2824-200-0x00000000028B0000-0x00000000028EE000-memory.dmp
      Filesize

      248KB

    • memory/2824-202-0x00000000028B0000-0x00000000028EE000-memory.dmp
      Filesize

      248KB

    • memory/2824-204-0x00000000028B0000-0x00000000028EE000-memory.dmp
      Filesize

      248KB

    • memory/2824-208-0x00000000028B0000-0x00000000028EE000-memory.dmp
      Filesize

      248KB

    • memory/2824-210-0x00000000028B0000-0x00000000028EE000-memory.dmp
      Filesize

      248KB

    • memory/2824-206-0x00000000028B0000-0x00000000028EE000-memory.dmp
      Filesize

      248KB

    • memory/2824-212-0x00000000028B0000-0x00000000028EE000-memory.dmp
      Filesize

      248KB

    • memory/2824-214-0x00000000028B0000-0x00000000028EE000-memory.dmp
      Filesize

      248KB

    • memory/2824-216-0x00000000028B0000-0x00000000028EE000-memory.dmp
      Filesize

      248KB

    • memory/2824-218-0x00000000028B0000-0x00000000028EE000-memory.dmp
      Filesize

      248KB

    • memory/2824-220-0x00000000028B0000-0x00000000028EE000-memory.dmp
      Filesize

      248KB

    • memory/2824-1063-0x0000000005490000-0x0000000005AA8000-memory.dmp
      Filesize

      6.1MB

    • memory/2824-1064-0x0000000005AB0000-0x0000000005BBA000-memory.dmp
      Filesize

      1.0MB

    • memory/2824-1065-0x0000000002AD0000-0x0000000002AE2000-memory.dmp
      Filesize

      72KB

    • memory/2824-1066-0x0000000002AF0000-0x0000000002B2C000-memory.dmp
      Filesize

      240KB

    • memory/2824-1067-0x0000000002790000-0x00000000027A0000-memory.dmp
      Filesize

      64KB

    • memory/2824-1068-0x0000000005E10000-0x0000000005EA2000-memory.dmp
      Filesize

      584KB

    • memory/2824-1069-0x0000000005EB0000-0x0000000005F16000-memory.dmp
      Filesize

      408KB

    • memory/2824-1070-0x00000000065A0000-0x0000000006616000-memory.dmp
      Filesize

      472KB

    • memory/2824-1071-0x0000000006640000-0x0000000006690000-memory.dmp
      Filesize

      320KB

    • memory/2824-1072-0x00000000066B0000-0x0000000006872000-memory.dmp
      Filesize

      1.8MB

    • memory/2824-1074-0x0000000006880000-0x0000000006DAC000-memory.dmp
      Filesize

      5.2MB

    • memory/2824-1076-0x0000000002790000-0x00000000027A0000-memory.dmp
      Filesize

      64KB

    • memory/2824-1077-0x0000000002790000-0x00000000027A0000-memory.dmp
      Filesize

      64KB

    • memory/2824-1075-0x0000000002790000-0x00000000027A0000-memory.dmp
      Filesize

      64KB

    • memory/2824-1079-0x0000000002790000-0x00000000027A0000-memory.dmp
      Filesize

      64KB

    • memory/4344-1084-0x0000000000E70000-0x0000000000EA2000-memory.dmp
      Filesize

      200KB

    • memory/4344-1085-0x0000000005A60000-0x0000000005A70000-memory.dmp
      Filesize

      64KB