Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    windows10-1703_x64
  • resource
    win10-20230220-en
  • resource tags

    arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system
  • submitted
    24-03-2023 00:38

General

  • Target

    423cd321de648b11682564d0052e635a833e57a426ba954450bae5754352526f.exe

  • Size

    546KB

  • MD5

    f29ee0a0d5025fea1d8817fa5695439a

  • SHA1

    04268478cd2312129c924d8ce6471fe883d5088a

  • SHA256

    423cd321de648b11682564d0052e635a833e57a426ba954450bae5754352526f

  • SHA512

    a5019428d6cba048f25795e93595b7e82cb3f1ca1350e2e20a2ac804276cc0b9996abdd529ef2449952591a3ea528b959f10bf8a3b483c47eb4db9dd21f43049

  • SSDEEP

    12288:FMrEy90nV9suHtGmfBjSp427Idv7TwstFwLBwKzcuS8boOQ:9yajN/Ip4h1IBwHuk

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 5 IoCs
  • RedLine

    RedLine Stealer is a malware family written in C#, first appearing in early 2020.

  • RedLine payload 35 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.

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\423cd321de648b11682564d0052e635a833e57a426ba954450bae5754352526f.exe
    "C:\Users\Admin\AppData\Local\Temp\423cd321de648b11682564d0052e635a833e57a426ba954450bae5754352526f.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:4264
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio4211.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio4211.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:3652
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro1995.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro1995.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4480
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu1411.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu1411.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4968
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si361155.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si361155.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4864

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\si361155.exe
    Filesize

    175KB

    MD5

    41707338e1e2d868aa699ac0dd2e77b0

    SHA1

    36e0dfba09f9fb409faf0f9a99217d0d0c524b82

    SHA256

    8d2a5ba6ae16aa5ee13382edb585c480b6bf2db098427ffe5f8d55323ded7557

    SHA512

    80c66cbf19f6b2cc2e979b1fd1769cf45957761fa3f94b33fc194f88379b57ec9327a86ce374c6dc25334b44e4e8aa518a5d0d03ddb4f4eddfdfe8ddfc9fb6f2

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si361155.exe
    Filesize

    175KB

    MD5

    41707338e1e2d868aa699ac0dd2e77b0

    SHA1

    36e0dfba09f9fb409faf0f9a99217d0d0c524b82

    SHA256

    8d2a5ba6ae16aa5ee13382edb585c480b6bf2db098427ffe5f8d55323ded7557

    SHA512

    80c66cbf19f6b2cc2e979b1fd1769cf45957761fa3f94b33fc194f88379b57ec9327a86ce374c6dc25334b44e4e8aa518a5d0d03ddb4f4eddfdfe8ddfc9fb6f2

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio4211.exe
    Filesize

    404KB

    MD5

    8ac44beafdea941b64f7fa01c3a3d22b

    SHA1

    2e04b5fd2d39f316c411c2b632ff18a7a1df2be4

    SHA256

    15cd1913924bb61b35141b88a6b5ef785f509d49449d73cae226e84d0b8ff1a3

    SHA512

    1736465cf868d6ad051818e770e5567210dcad6a01c2f55a6b90ad3dea780cecd4ba45ad54400c32dd229c7151baf3f40d320770fc4c560b5401271cebe327fa

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio4211.exe
    Filesize

    404KB

    MD5

    8ac44beafdea941b64f7fa01c3a3d22b

    SHA1

    2e04b5fd2d39f316c411c2b632ff18a7a1df2be4

    SHA256

    15cd1913924bb61b35141b88a6b5ef785f509d49449d73cae226e84d0b8ff1a3

    SHA512

    1736465cf868d6ad051818e770e5567210dcad6a01c2f55a6b90ad3dea780cecd4ba45ad54400c32dd229c7151baf3f40d320770fc4c560b5401271cebe327fa

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro1995.exe
    Filesize

    11KB

    MD5

    7e93bacbbc33e6652e147e7fe07572a0

    SHA1

    421a7167da01c8da4dc4d5234ca3dd84e319e762

    SHA256

    850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

    SHA512

    250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro1995.exe
    Filesize

    11KB

    MD5

    7e93bacbbc33e6652e147e7fe07572a0

    SHA1

    421a7167da01c8da4dc4d5234ca3dd84e319e762

    SHA256

    850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

    SHA512

    250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu1411.exe
    Filesize

    358KB

    MD5

    1b21f916ddd1e82e4af18c73cdf3815c

    SHA1

    4a9667e350f106bc2f3d0be5c797c0d5f53a11bb

    SHA256

    1f324bbbd73669c91f96cfe26834aafc243c5a10aa8505064f75cdbdddf2c664

    SHA512

    97d2f2d294ecfb47d6523ccba2059b1da4e503a598e3b5fea83a8cce6905947b444305f64f952af4305b5846f83c1e747cccd818e69b860c40ac08dd404f26dc

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu1411.exe
    Filesize

    358KB

    MD5

    1b21f916ddd1e82e4af18c73cdf3815c

    SHA1

    4a9667e350f106bc2f3d0be5c797c0d5f53a11bb

    SHA256

    1f324bbbd73669c91f96cfe26834aafc243c5a10aa8505064f75cdbdddf2c664

    SHA512

    97d2f2d294ecfb47d6523ccba2059b1da4e503a598e3b5fea83a8cce6905947b444305f64f952af4305b5846f83c1e747cccd818e69b860c40ac08dd404f26dc

  • memory/4480-133-0x0000000000FF0000-0x0000000000FFA000-memory.dmp
    Filesize

    40KB

  • memory/4864-1074-0x00000000002C0000-0x00000000002F2000-memory.dmp
    Filesize

    200KB

  • memory/4864-1075-0x0000000004D00000-0x0000000004D4B000-memory.dmp
    Filesize

    300KB

  • memory/4864-1076-0x0000000004B50000-0x0000000004B60000-memory.dmp
    Filesize

    64KB

  • memory/4968-177-0x00000000051E0000-0x000000000521E000-memory.dmp
    Filesize

    248KB

  • memory/4968-187-0x00000000051E0000-0x000000000521E000-memory.dmp
    Filesize

    248KB

  • memory/4968-142-0x0000000000800000-0x000000000084B000-memory.dmp
    Filesize

    300KB

  • memory/4968-143-0x0000000004C90000-0x0000000004CA0000-memory.dmp
    Filesize

    64KB

  • memory/4968-144-0x0000000004C90000-0x0000000004CA0000-memory.dmp
    Filesize

    64KB

  • memory/4968-145-0x0000000004C90000-0x0000000004CA0000-memory.dmp
    Filesize

    64KB

  • memory/4968-146-0x00000000051E0000-0x000000000521E000-memory.dmp
    Filesize

    248KB

  • memory/4968-147-0x00000000051E0000-0x000000000521E000-memory.dmp
    Filesize

    248KB

  • memory/4968-149-0x00000000051E0000-0x000000000521E000-memory.dmp
    Filesize

    248KB

  • memory/4968-151-0x00000000051E0000-0x000000000521E000-memory.dmp
    Filesize

    248KB

  • memory/4968-153-0x00000000051E0000-0x000000000521E000-memory.dmp
    Filesize

    248KB

  • memory/4968-155-0x00000000051E0000-0x000000000521E000-memory.dmp
    Filesize

    248KB

  • memory/4968-157-0x00000000051E0000-0x000000000521E000-memory.dmp
    Filesize

    248KB

  • memory/4968-159-0x00000000051E0000-0x000000000521E000-memory.dmp
    Filesize

    248KB

  • memory/4968-161-0x00000000051E0000-0x000000000521E000-memory.dmp
    Filesize

    248KB

  • memory/4968-163-0x00000000051E0000-0x000000000521E000-memory.dmp
    Filesize

    248KB

  • memory/4968-165-0x00000000051E0000-0x000000000521E000-memory.dmp
    Filesize

    248KB

  • memory/4968-167-0x00000000051E0000-0x000000000521E000-memory.dmp
    Filesize

    248KB

  • memory/4968-169-0x00000000051E0000-0x000000000521E000-memory.dmp
    Filesize

    248KB

  • memory/4968-171-0x00000000051E0000-0x000000000521E000-memory.dmp
    Filesize

    248KB

  • memory/4968-173-0x00000000051E0000-0x000000000521E000-memory.dmp
    Filesize

    248KB

  • memory/4968-175-0x00000000051E0000-0x000000000521E000-memory.dmp
    Filesize

    248KB

  • memory/4968-140-0x0000000004CA0000-0x000000000519E000-memory.dmp
    Filesize

    5.0MB

  • memory/4968-179-0x00000000051E0000-0x000000000521E000-memory.dmp
    Filesize

    248KB

  • memory/4968-181-0x00000000051E0000-0x000000000521E000-memory.dmp
    Filesize

    248KB

  • memory/4968-183-0x00000000051E0000-0x000000000521E000-memory.dmp
    Filesize

    248KB

  • memory/4968-185-0x00000000051E0000-0x000000000521E000-memory.dmp
    Filesize

    248KB

  • memory/4968-141-0x00000000051E0000-0x0000000005224000-memory.dmp
    Filesize

    272KB

  • memory/4968-189-0x00000000051E0000-0x000000000521E000-memory.dmp
    Filesize

    248KB

  • memory/4968-191-0x00000000051E0000-0x000000000521E000-memory.dmp
    Filesize

    248KB

  • memory/4968-193-0x00000000051E0000-0x000000000521E000-memory.dmp
    Filesize

    248KB

  • memory/4968-195-0x00000000051E0000-0x000000000521E000-memory.dmp
    Filesize

    248KB

  • memory/4968-197-0x00000000051E0000-0x000000000521E000-memory.dmp
    Filesize

    248KB

  • memory/4968-199-0x00000000051E0000-0x000000000521E000-memory.dmp
    Filesize

    248KB

  • memory/4968-201-0x00000000051E0000-0x000000000521E000-memory.dmp
    Filesize

    248KB

  • memory/4968-203-0x00000000051E0000-0x000000000521E000-memory.dmp
    Filesize

    248KB

  • memory/4968-207-0x00000000051E0000-0x000000000521E000-memory.dmp
    Filesize

    248KB

  • memory/4968-205-0x00000000051E0000-0x000000000521E000-memory.dmp
    Filesize

    248KB

  • memory/4968-209-0x00000000051E0000-0x000000000521E000-memory.dmp
    Filesize

    248KB

  • memory/4968-1052-0x0000000005840000-0x0000000005E46000-memory.dmp
    Filesize

    6.0MB

  • memory/4968-1053-0x00000000052B0000-0x00000000053BA000-memory.dmp
    Filesize

    1.0MB

  • memory/4968-1054-0x00000000053F0000-0x0000000005402000-memory.dmp
    Filesize

    72KB

  • memory/4968-1055-0x0000000005410000-0x000000000544E000-memory.dmp
    Filesize

    248KB

  • memory/4968-1056-0x0000000004C90000-0x0000000004CA0000-memory.dmp
    Filesize

    64KB

  • memory/4968-1057-0x0000000005560000-0x00000000055AB000-memory.dmp
    Filesize

    300KB

  • memory/4968-1058-0x00000000056F0000-0x0000000005782000-memory.dmp
    Filesize

    584KB

  • memory/4968-1059-0x0000000005790000-0x00000000057F6000-memory.dmp
    Filesize

    408KB

  • memory/4968-1061-0x0000000006460000-0x00000000064D6000-memory.dmp
    Filesize

    472KB

  • memory/4968-1062-0x0000000006500000-0x0000000006550000-memory.dmp
    Filesize

    320KB

  • memory/4968-1063-0x0000000004C90000-0x0000000004CA0000-memory.dmp
    Filesize

    64KB

  • memory/4968-1064-0x0000000004C90000-0x0000000004CA0000-memory.dmp
    Filesize

    64KB

  • memory/4968-139-0x0000000004C50000-0x0000000004C96000-memory.dmp
    Filesize

    280KB

  • memory/4968-1065-0x0000000004C90000-0x0000000004CA0000-memory.dmp
    Filesize

    64KB

  • memory/4968-1066-0x0000000006810000-0x00000000069D2000-memory.dmp
    Filesize

    1.8MB

  • memory/4968-1067-0x0000000004C90000-0x0000000004CA0000-memory.dmp
    Filesize

    64KB

  • memory/4968-1068-0x00000000069F0000-0x0000000006F1C000-memory.dmp
    Filesize

    5.2MB