Analysis

  • max time kernel
    148s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/10/2022, 09:39

General

  • Target
    file.exe
  • Size 194KB
  • Sample221003-lml1dshdcq
  • SHA256 1fa40eae5c0b4dcf0d26d10c879ad5e466c06c3fa85f70dd17aad03d5f5b0f6a
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • redline

Botnet
  • Neo3

C2
  • tyastazirowi.xyz:80

  • yaterirennin.xyz:80

Attributes
  • auth_value

    646532deba483490225021877e8b02a0

Signatures

  • Detects Smokeloader packer 3 IoCs
  • RedLine

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

  • RedLine payload 1 IoCs
  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • Executes dropped EXE 9 IoCs
  • Checks computer location settings 2 TTPs 3 IoCs

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

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • 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 use of SetThreadContext 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: MapViewOfSection 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 8 IoCs
  • Suspicious use of WriteProcessMemory 45 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\file.exe
    "C:\Users\Admin\AppData\Local\Temp\file.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:1320
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\SETUP_~1.EXE
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\SETUP_~1.EXE
      2⤵
      • Executes dropped EXE
      • Checks computer location settings
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4144
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -enc UwB0AGEAcgB0AC0AUwBsAGUAZQBwACAALQBTAGUAYwBvAG4AZABzACAAMwA0AA==
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1136
      • C:\Users\Admin\AppData\Local\Temp\Vvaibxippcifamuqjwcoachdatabase_s.exe
        "C:\Users\Admin\AppData\Local\Temp\Vvaibxippcifamuqjwcoachdatabase_s.exe"
        3⤵
        • Executes dropped EXE
        • Checks computer location settings
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:2192
        • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
          "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -enc UwB0AGEAcgB0AC0AUwBsAGUAZQBwACAALQBTAGUAYwBvAG4AZABzACAAMwA0AA==
          4⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:4416
        • C:\Users\Admin\AppData\Local\Temp\Vvaibxippcifamuqjwcoachdatabase_s.exe
          C:\Users\Admin\AppData\Local\Temp\Vvaibxippcifamuqjwcoachdatabase_s.exe
          4⤵
          • Executes dropped EXE
          PID:4964
        • C:\Users\Admin\AppData\Local\Temp\Vvaibxippcifamuqjwcoachdatabase_s.exe
          C:\Users\Admin\AppData\Local\Temp\Vvaibxippcifamuqjwcoachdatabase_s.exe
          4⤵
          • Executes dropped EXE
          • Checks SCSI registry key(s)
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious behavior: MapViewOfSection
          PID:4856
      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\SETUP_~1.EXE
        C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\SETUP_~1.EXE
        3⤵
        • Executes dropped EXE
        PID:4288
      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\SETUP_~1.EXE
        C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\SETUP_~1.EXE
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3864
  • C:\Users\Admin\AppData\Local\Temp\AF36.exe
    C:\Users\Admin\AppData\Local\Temp\AF36.exe
    1⤵
    • Executes dropped EXE
    • Checks computer location settings
    PID:456
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -enc UwB0AGEAcgB0AC0AUwBsAGUAZQBwACAALQBTAGUAYwBvAG4AZABzACAAMwA0AA==
      2⤵
        PID:4408
    • C:\Users\Admin\AppData\Local\Temp\B1D7.exe
      C:\Users\Admin\AppData\Local\Temp\B1D7.exe
      1⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:3836
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\LucasChess_02c.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\LucasChess_02c.exe
        2⤵
        • Executes dropped EXE
        • Suspicious use of AdjustPrivilegeToken
        PID:4480
        • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
          "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -enc UwB0AGEAcgB0AC0AUwBsAGUAZQBwACAALQBTAGUAYwBvAG4AZABzACAAMwA0AA==
          3⤵
            PID:1424
      • C:\Windows\SysWOW64\explorer.exe
        C:\Windows\SysWOW64\explorer.exe
        1⤵
          PID:1036
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 1036 -s 880
            2⤵
            • Program crash
            PID:4544
        • C:\Windows\explorer.exe
          C:\Windows\explorer.exe
          1⤵
            PID:3556
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 1036 -ip 1036
            1⤵
              PID:3848

            Network

                  MITRE ATT&CK Enterprise v6

                  Replay Monitor

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                  Downloads

                  SETUP_~1.EXE.log

                  • Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\SETUP_~1.EXE.log
                  • Size 1KB
                  • SHA256 0aaf22dc84cc3fcfe53de7ccfed8e662247dfb7f1a9967032c88790d0c663461
                  • MD5 SHA1 SHA512

                  powershell.exe.log

                  • Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
                  • Size 1KB
                  • SHA256 3254495a5513b37a2686a876d0040275414699e7ce760e7b5ee05e41a54b96f5
                  • MD5 SHA1 SHA512

                  ModuleAnalysisCache

                  • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\ModuleAnalysisCache
                  • Size 53KB
                  • SHA256 474813b625f00710f29fa3b488235a6a22201851efb336bddf60d7d24a66bfba
                  • MD5 SHA1 SHA512 SSDEEP

                  StartupProfileData-NonInteractive

                  • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
                  • Size 16KB
                  • SHA256 5c0af712608fa7a4a81cafaa63b9292cf79118e7f5b6a137cb3f0057239cb4fc
                  • MD5 SHA1 SHA512 SSDEEP

                  StartupProfileData-NonInteractive

                  • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
                  • Size 15KB
                  • SHA256 f9ad62d93653db6c8f8bb8517eb5f21247599108ecb0ec5b0b001e031987b9a2
                  • MD5 SHA1 SHA512 SSDEEP

                  AF36.exe

                  • Path C:\Users\Admin\AppData\Local\Temp\AF36.exe
                  • Size 2.1MB
                  • SHA256 8fb5e0b8d043633db3702c9616385f15622aa093ed4f549a3ed323b2d83ff16d
                  • MD5 SHA1 SHA512 SSDEEP

                  AF36.exe

                  • Path C:\Users\Admin\AppData\Local\Temp\AF36.exe
                  • Size 2.1MB
                  • SHA256 8fb5e0b8d043633db3702c9616385f15622aa093ed4f549a3ed323b2d83ff16d
                  • MD5 SHA1 SHA512 SSDEEP

                  B1D7.exe

                  • Path C:\Users\Admin\AppData\Local\Temp\B1D7.exe
                  • Size 637KB
                  • SHA256 eddb9b6254d85437e65683a851e0ed311cca0ef763b4486fa093507ab27b0d4b
                  • MD5 SHA1 SHA512 SSDEEP

                  SETUP_~1.EXE

                  • Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\SETUP_~1.EXE
                  • Size 95.4MB
                  • SHA256 3c5b6152e9d48f145416da9cd0d89a704d941cd81fe61584b6fca046c95ba52d
                  • MD5 SHA1 SHA512 SSDEEP

                  SETUP_~1.EXE

                  • Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\SETUP_~1.EXE
                  • Size 95.4MB
                  • SHA256 3c5b6152e9d48f145416da9cd0d89a704d941cd81fe61584b6fca046c95ba52d
                  • MD5 SHA1 SHA512 SSDEEP

                  SETUP_~1.EXE

                  • Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\SETUP_~1.EXE
                  • Size 95.4MB
                  • SHA256 3c5b6152e9d48f145416da9cd0d89a704d941cd81fe61584b6fca046c95ba52d
                  • MD5 SHA1 SHA512 SSDEEP

                  SETUP_~1.EXE

                  • Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\SETUP_~1.EXE
                  • Size 95.4MB
                  • SHA256 3c5b6152e9d48f145416da9cd0d89a704d941cd81fe61584b6fca046c95ba52d
                  • MD5 SHA1 SHA512 SSDEEP

                  LucasChess_02c.exe

                  • Path C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\LucasChess_02c.exe
                  • Size 63.4MB
                  • SHA256 d05563e844d229a9356282fdefc1b0e4fdffc622705c19f59a0fb250f1259693
                  • MD5 SHA1 SHA512 SSDEEP

                  LucasChess_02c.exe

                  • Path C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\LucasChess_02c.exe
                  • Size 62.6MB
                  • SHA256 f7412c6742ef569c4d319be1d71c8e3baeec712838520e8e435015c61b8bd413
                  • MD5 SHA1 SHA512 SSDEEP

                  Vvaibxippcifamuqjwcoachdatabase_s.exe

                  • Path C:\Users\Admin\AppData\Local\Temp\Vvaibxippcifamuqjwcoachdatabase_s.exe
                  • Size 6KB
                  • SHA256 85ebfd6a9bed6334e73169dee31f7d99a296a67fe61fc4698e7d118680efb2dd
                  • MD5 SHA1 SHA512 SSDEEP

                  Vvaibxippcifamuqjwcoachdatabase_s.exe

                  • Path C:\Users\Admin\AppData\Local\Temp\Vvaibxippcifamuqjwcoachdatabase_s.exe
                  • Size 6KB
                  • SHA256 85ebfd6a9bed6334e73169dee31f7d99a296a67fe61fc4698e7d118680efb2dd
                  • MD5 SHA1 SHA512 SSDEEP

                  Vvaibxippcifamuqjwcoachdatabase_s.exe

                  • Path C:\Users\Admin\AppData\Local\Temp\Vvaibxippcifamuqjwcoachdatabase_s.exe
                  • Size 6KB
                  • SHA256 85ebfd6a9bed6334e73169dee31f7d99a296a67fe61fc4698e7d118680efb2dd
                  • MD5 SHA1 SHA512 SSDEEP

                  Vvaibxippcifamuqjwcoachdatabase_s.exe

                  • Path C:\Users\Admin\AppData\Local\Temp\Vvaibxippcifamuqjwcoachdatabase_s.exe
                  • Size 6KB
                  • SHA256 85ebfd6a9bed6334e73169dee31f7d99a296a67fe61fc4698e7d118680efb2dd
                  • MD5 SHA1 SHA512 SSDEEP

                  memory/456-182-0x00007FFA97130000-0x00007FFA97BF1000-memory.dmp

                  memory/456-194-0x0000015AFBFD0000-0x0000015AFBFF2000-memory.dmp

                  memory/456-192-0x00007FFA97130000-0x00007FFA97BF1000-memory.dmp

                  memory/456-179-0x0000015AE0310000-0x0000015AE0536000-memory.dmp

                  memory/1036-186-0x0000000000E30000-0x0000000000E9B000-memory.dmp

                  memory/1036-185-0x0000000000EA0000-0x0000000000F14000-memory.dmp

                  memory/1136-143-0x0000000007910000-0x0000000007F8A000-memory.dmp

                  memory/1136-140-0x0000000005BD0000-0x0000000005C36000-memory.dmp

                  memory/1136-139-0x00000000054F0000-0x0000000005B18000-memory.dmp

                  memory/1136-138-0x0000000002D00000-0x0000000002D36000-memory.dmp

                  memory/1136-141-0x0000000005C40000-0x0000000005CA6000-memory.dmp

                  memory/1136-142-0x0000000006270000-0x000000000628E000-memory.dmp

                  memory/1136-144-0x0000000006760000-0x000000000677A000-memory.dmp

                  memory/1424-199-0x00007FFA97130000-0x00007FFA97BF1000-memory.dmp

                  memory/2192-148-0x0000000000520000-0x0000000000528000-memory.dmp

                  memory/3556-187-0x0000000000D20000-0x0000000000D2C000-memory.dmp

                  memory/3864-157-0x0000000004E90000-0x0000000004EA2000-memory.dmp

                  memory/3864-168-0x0000000007120000-0x0000000007170000-memory.dmp

                  memory/3864-166-0x0000000007650000-0x0000000007B7C000-memory.dmp

                  memory/3864-165-0x0000000006F50000-0x0000000007112000-memory.dmp

                  memory/3864-164-0x00000000069A0000-0x0000000006F44000-memory.dmp

                  memory/3864-163-0x0000000006350000-0x00000000063E2000-memory.dmp

                  memory/3864-155-0x00000000053F0000-0x0000000005A08000-memory.dmp

                  memory/3864-156-0x0000000004F60000-0x000000000506A000-memory.dmp

                  memory/3864-158-0x0000000004EF0000-0x0000000004F2C000-memory.dmp

                  memory/3864-152-0x0000000000400000-0x0000000000428000-memory.dmp

                  memory/3864-167-0x00000000068F0000-0x0000000006966000-memory.dmp

                  memory/4144-136-0x00000000055F0000-0x0000000005612000-memory.dmp

                  memory/4144-135-0x0000000000090000-0x0000000000098000-memory.dmp

                  memory/4408-198-0x00007FFA97130000-0x00007FFA97BF1000-memory.dmp

                  memory/4480-191-0x0000000000860000-0x0000000000876000-memory.dmp

                  memory/4480-193-0x00007FFA97130000-0x00007FFA97BF1000-memory.dmp

                  memory/4856-174-0x0000000000400000-0x0000000000409000-memory.dmp

                  memory/4856-172-0x0000000000400000-0x0000000000409000-memory.dmp

                  memory/4856-175-0x0000000000400000-0x0000000000409000-memory.dmp