Analysis

  • max time kernel
    141s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14/02/2024, 01:45

General

  • Target
    9a73d70d350fabb83da0b6492a44f300.exe
  • Size 2.3MB
  • Sample240214-b6sbeafb92
  • SHA256 d2502a1553d0149e46dd657222d34bb88320de8c757d7c59d934a3c60699bea8
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • redline

Botnet
  • @YosiphY

C2
  • 45.14.12.90:52072

Signatures

  • RedLine

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

  • RedLine payload 2 IoCs
  • SectopRAT

    SectopRAT is a remote access trojan first seen in November 2019.

  • SectopRAT payload 2 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 11 IoCs
  • Loads dropped DLL 10 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious use of AdjustPrivilegeToken 41 IoCs
  • Suspicious use of WriteProcessMemory 29 IoCs
  • Views/modifies file attributes 1 TTPs 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9a73d70d350fabb83da0b6492a44f300.exe
    "C:\Users\Admin\AppData\Local\Temp\9a73d70d350fabb83da0b6492a44f300.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:4112
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\ready\main.bat" /S"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3808
      • C:\Windows\system32\mode.com
        mode 65,10
        3⤵
          PID:3140
        • C:\Users\Admin\AppData\Local\Temp\ready\7z.exe
          7z.exe e file.zip -p___________28389pwd24803pwd15821___________ -oextracted
          3⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Suspicious use of AdjustPrivilegeToken
          PID:1896
        • C:\Users\Admin\AppData\Local\Temp\ready\7z.exe
          7z.exe e extracted/file_9.zip -oextracted
          3⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Suspicious use of AdjustPrivilegeToken
          PID:1592
        • C:\Users\Admin\AppData\Local\Temp\ready\7z.exe
          7z.exe e extracted/file_8.zip -oextracted
          3⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Suspicious use of AdjustPrivilegeToken
          PID:2848
        • C:\Users\Admin\AppData\Local\Temp\ready\7z.exe
          7z.exe e extracted/file_7.zip -oextracted
          3⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Suspicious use of AdjustPrivilegeToken
          PID:3572
        • C:\Users\Admin\AppData\Local\Temp\ready\7z.exe
          7z.exe e extracted/file_5.zip -oextracted
          3⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Suspicious use of AdjustPrivilegeToken
          PID:4572
        • C:\Users\Admin\AppData\Local\Temp\ready\7z.exe
          7z.exe e extracted/file_3.zip -oextracted
          3⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Suspicious use of AdjustPrivilegeToken
          PID:2968
        • C:\Users\Admin\AppData\Local\Temp\ready\7z.exe
          7z.exe e extracted/file_1.zip -oextracted
          3⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Suspicious use of AdjustPrivilegeToken
          PID:3112
        • C:\Users\Admin\AppData\Local\Temp\ready\YosiphY.exe
          "YosiphY.exe"
          3⤵
          • Executes dropped EXE
          • Suspicious use of AdjustPrivilegeToken
          PID:2892
        • C:\Windows\system32\attrib.exe
          attrib +H "YosiphY.exe"
          3⤵
          • Views/modifies file attributes
          PID:2664
        • C:\Users\Admin\AppData\Local\Temp\ready\7z.exe
          7z.exe e extracted/file_2.zip -oextracted
          3⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Suspicious use of AdjustPrivilegeToken
          PID:4168
        • C:\Users\Admin\AppData\Local\Temp\ready\7z.exe
          7z.exe e extracted/file_4.zip -oextracted
          3⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Suspicious use of AdjustPrivilegeToken
          PID:3084
        • C:\Users\Admin\AppData\Local\Temp\ready\7z.exe
          7z.exe e extracted/file_6.zip -oextracted
          3⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Suspicious use of AdjustPrivilegeToken
          PID:1308

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          7z.dll

          • Path C:\Users\Admin\AppData\Local\Temp\ready\7z.dll
          • Size 1.6MB
          • SHA256 34ad9bb80fe8bf28171e671228eb5b64a55caa388c31cb8c0df77c0136735891
          • MD5 SHA1 SHA512 SSDEEP

          7z.dll

          • Path C:\Users\Admin\AppData\Local\Temp\ready\7z.dll
          • Size 1.3MB
          • SHA256 f15b48731890b28d6a50b217e55be987b55f8d0910966cb5113d8fed04d1aa55
          • MD5 SHA1 SHA512 SSDEEP

          7z.dll

          • Path C:\Users\Admin\AppData\Local\Temp\ready\7z.dll
          • Size 1.1MB
          • SHA256 ae03f23f4d97040d4c2bb28f4abdfa8a8371e0c5c7926fff7032689caeb7c57c
          • MD5 SHA1 SHA512 SSDEEP

          7z.exe

          • Path C:\Users\Admin\AppData\Local\Temp\ready\7z.exe
          • Size 458KB
          • SHA256 344f076bb1211cb02eca9e5ed2c0ce59bcf74ccbc749ec611538fa14ecb9aad2
          • MD5 SHA1 SHA512 SSDEEP

          YosiphY.exe

          • Path C:\Users\Admin\AppData\Local\Temp\ready\YosiphY.exe
          • Size 99KB
          • SHA256 b71efc9c9bec264edf4ac9cb0c37e8dff7b567be7bd5cbaab3d6788b6ce6e5e7
          • MD5 SHA1 SHA512 SSDEEP

          ANTIAV~1.DAT

          • Path C:\Users\Admin\AppData\Local\Temp\ready\extracted\ANTIAV~1.DAT
          • Size 960KB
          • SHA256 3d5050bf79b9c6fb62f840150736d6e5abef2fc6fbb70df118c500fc5c588cd1
          • MD5 SHA1 SHA512 SSDEEP

          file_1.zip

          • Path C:\Users\Admin\AppData\Local\Temp\ready\extracted\file_1.zip
          • Size 40KB
          • SHA256 75dcb94be4b4b8c237e8935c065218184df28504d469a39734546c0bad8a297d
          • MD5 SHA1 SHA512 SSDEEP

          file_2.zip

          • Path C:\Users\Admin\AppData\Local\Temp\ready\extracted\file_2.zip
          • Size 40KB
          • SHA256 58443b790d4bde291503852ceb73f73cf745673cab167c453c78f67cd4bb06b1
          • MD5 SHA1 SHA512 SSDEEP

          file_3.zip

          • Path C:\Users\Admin\AppData\Local\Temp\ready\extracted\file_3.zip
          • Size 40KB
          • SHA256 ce18b32963078b81bcfcce9dc489db701ebe0bdbe778eb62deface5d7d9f37b2
          • MD5 SHA1 SHA512 SSDEEP

          file_4.zip

          • Path C:\Users\Admin\AppData\Local\Temp\ready\extracted\file_4.zip
          • Size 40KB
          • SHA256 65562255f02531214ef592df711149862fa2a3fad0c081d59d1380f39dfc6928
          • MD5 SHA1 SHA512 SSDEEP

          file_5.zip

          • Path C:\Users\Admin\AppData\Local\Temp\ready\extracted\file_5.zip
          • Size 40KB
          • SHA256 5d11d4e78d8488283fbd5a634f561f2b9618c9718fd9f85ce469135460963e78
          • MD5 SHA1 SHA512 SSDEEP

          file_6.zip

          • Path C:\Users\Admin\AppData\Local\Temp\ready\extracted\file_6.zip
          • Size 41KB
          • SHA256 49fb81877c723e23449e8ae96ed203a7b259d82b5f536291c2e88cec4b99ab20
          • MD5 SHA1 SHA512 SSDEEP

          file_7.zip

          • Path C:\Users\Admin\AppData\Local\Temp\ready\extracted\file_7.zip
          • Size 41KB
          • SHA256 610f480b3a830ef59aa945a845aed562c80f3970956ce46f1e45cb3d49d0f57b
          • MD5 SHA1 SHA512 SSDEEP

          file_8.zip

          • Path C:\Users\Admin\AppData\Local\Temp\ready\extracted\file_8.zip
          • Size 41KB
          • SHA256 19a489731e24d25172364dd489b47d460ae7c7e4099051e12453df8002c8083a
          • MD5 SHA1 SHA512 SSDEEP

          file_9.zip

          • Path C:\Users\Admin\AppData\Local\Temp\ready\extracted\file_9.zip
          • Size 1.5MB
          • SHA256 e37ca8523f450dfdb2e685c2dff591dea3c0f1283878feab44e1edb43910336d
          • MD5 SHA1 SHA512 SSDEEP

          file.bin

          • Path C:\Users\Admin\AppData\Local\Temp\ready\file.bin
          • Size 1.5MB
          • SHA256 4d3d8cf03e47206b92fe39db188247c2dc5e84ecc32a81fd300f9d528c14b3a9
          • MD5 SHA1 SHA512 SSDEEP

          main.bat

          • Path C:\Users\Admin\AppData\Local\Temp\ready\main.bat
          • Size 485B
          • SHA256 bfb5f3e7315ba58fc7dee7a2a5c3fb93931fb73760ef252953c30ea07420ec2a
          • MD5 SHA1 SHA512

          memory/2892-82-0x0000000004E00000-0x0000000004E12000-memory.dmp

          memory/2892-80-0x0000000073360000-0x0000000073B10000-memory.dmp

          memory/2892-77-0x00000000001D0000-0x00000000001EE000-memory.dmp

          memory/2892-81-0x0000000005E00000-0x0000000006418000-memory.dmp

          memory/2892-79-0x0000000004D60000-0x0000000004DF2000-memory.dmp

          memory/2892-78-0x0000000005230000-0x00000000057D4000-memory.dmp

          memory/2892-83-0x0000000005100000-0x000000000513C000-memory.dmp

          memory/2892-85-0x0000000005B70000-0x0000000005BBC000-memory.dmp

          memory/2892-84-0x0000000004F80000-0x0000000004F90000-memory.dmp

          memory/2892-86-0x0000000005CD0000-0x0000000005DDA000-memory.dmp

          memory/2892-87-0x0000000073360000-0x0000000073B10000-memory.dmp

          memory/2892-88-0x0000000004F80000-0x0000000004F90000-memory.dmp