Analysis

  • max time kernel
    120s
  • max time network
    154s
  • platform
    windows7_x64
  • resource
    win7-en-20211014
  • submitted
    01-12-2021 18:04

General

  • Target

    250298a15ca5e40170a1feb8e639b12bbd591a448ebbfe5bc7574a1532596c46.exe

  • Size

    370KB

  • MD5

    56dfbe78d5e7f1c1156a8dae8672a3e5

  • SHA1

    5ca03199a0db7465ca7fb92d2d48642f4f981d17

  • SHA256

    250298a15ca5e40170a1feb8e639b12bbd591a448ebbfe5bc7574a1532596c46

  • SHA512

    ea0fb267a6ab6b4838dc840ed7939dce72009d91f482d0c040e5a4d0b66a865e29a8b9e49b1c758b87a396453f0de7cef897aeb6bd3045f969cb68df68ae482f

Malware Config

Extracted

Family

amadey

Version

2.85

C2

185.215.113.35/d2VxjasuwS/index.php

Extracted

Family

redline

Botnet

mix 01.12

C2

95.143.179.152:42556

Signatures

  • Amadey

    Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.

  • RedLine

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

  • RedLine Payload 2 IoCs
  • Downloads MZ/PE file
  • Executes dropped EXE 4 IoCs
  • Loads dropped DLL 3 IoCs
  • 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
  • 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 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\250298a15ca5e40170a1feb8e639b12bbd591a448ebbfe5bc7574a1532596c46.exe
    "C:\Users\Admin\AppData\Local\Temp\250298a15ca5e40170a1feb8e639b12bbd591a448ebbfe5bc7574a1532596c46.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1596
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c echo Y|CACLS "C:\Users\Admin\AppData\Local\Temp\6829558ede\tkools.exe" /P "Admin:N"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:548
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /S /D /c" echo Y"
        3⤵
          PID:920
        • C:\Windows\SysWOW64\cacls.exe
          CACLS "C:\Users\Admin\AppData\Local\Temp\6829558ede\tkools.exe" /P "Admin:N"
          3⤵
            PID:580
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\System32\cmd.exe" /c CACLS "C:\Users\Admin\AppData\Local\Temp\6829558ede\tkools.exe" /P "Admin:R" /E
          2⤵
          • Suspicious use of WriteProcessMemory
          PID:1256
          • C:\Windows\SysWOW64\cacls.exe
            CACLS "C:\Users\Admin\AppData\Local\Temp\6829558ede\tkools.exe" /P "Admin:R" /E
            3⤵
              PID:856
          • C:\Windows\SysWOW64\cmd.exe
            "C:\Windows\System32\cmd.exe" /c echo Y|CACLS "C:\Users\Admin\AppData\Local\Temp\6829558ede" /P "Admin:N"
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:824
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /S /D /c" echo Y"
              3⤵
                PID:788
              • C:\Windows\SysWOW64\cacls.exe
                CACLS "C:\Users\Admin\AppData\Local\Temp\6829558ede" /P "Admin:N"
                3⤵
                  PID:1748
              • C:\Windows\SysWOW64\cmd.exe
                "C:\Windows\System32\cmd.exe" /c CACLS "C:\Users\Admin\AppData\Local\Temp\6829558ede" /P "Admin:R" /E
                2⤵
                • Suspicious use of WriteProcessMemory
                PID:544
                • C:\Windows\SysWOW64\cacls.exe
                  CACLS "C:\Users\Admin\AppData\Local\Temp\6829558ede" /P "Admin:R" /E
                  3⤵
                    PID:1804
                • C:\Users\Admin\AppData\Local\Temp\6829558ede\tkools.exe
                  "C:\Users\Admin\AppData\Local\Temp\6829558ede\tkools.exe"
                  2⤵
                  • Executes dropped EXE
                  • Loads dropped DLL
                  • Suspicious use of SetThreadContext
                  • Suspicious use of WriteProcessMemory
                  PID:1472
                  • C:\Windows\SysWOW64\cmd.exe
                    "C:\Windows\System32\cmd.exe" /C REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\User Shell Folders" /f /v Startup /t REG_SZ /d C:\Users\Admin\AppData\Local\Temp\6829558ede\
                    3⤵
                    • Suspicious use of WriteProcessMemory
                    PID:1236
                    • C:\Windows\SysWOW64\reg.exe
                      REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\User Shell Folders" /f /v Startup /t REG_SZ /d C:\Users\Admin\AppData\Local\Temp\6829558ede\
                      4⤵
                        PID:864
                    • C:\Windows\SysWOW64\schtasks.exe
                      "C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN tkools.exe /TR "C:\Users\Admin\AppData\Local\Temp\6829558ede\tkools.exe" /F
                      3⤵
                      • Creates scheduled task(s)
                      PID:1828
                    • C:\Users\Admin\AppData\Local\Temp\6829558ede\tkools.exe
                      "C:\Users\Admin\AppData\Local\Temp\6829558ede\tkools.exe"
                      3⤵
                      • Executes dropped EXE
                      • Suspicious behavior: EnumeratesProcesses
                      • Suspicious use of AdjustPrivilegeToken
                      PID:324
                • C:\Windows\system32\taskeng.exe
                  taskeng.exe {4F1C6700-971A-49A6-85C9-F7920116A973} S-1-5-21-2955169046-2371869340-1800780948-1000:UKNHJUQT\Admin:Interactive:[1]
                  1⤵
                    PID:1516
                    • C:\Users\Admin\AppData\Local\Temp\6829558ede\tkools.exe
                      C:\Users\Admin\AppData\Local\Temp\6829558ede\tkools.exe
                      2⤵
                      • Executes dropped EXE
                      PID:532
                    • C:\Users\Admin\AppData\Local\Temp\6829558ede\tkools.exe
                      C:\Users\Admin\AppData\Local\Temp\6829558ede\tkools.exe
                      2⤵
                      • Executes dropped EXE
                      PID:580

                  Network

                  MITRE ATT&CK Matrix ATT&CK v6

                  Execution

                  Scheduled Task

                  1
                  T1053

                  Persistence

                  Scheduled Task

                  1
                  T1053

                  Privilege Escalation

                  Scheduled Task

                  1
                  T1053

                  Credential Access

                  Credentials in Files

                  2
                  T1081

                  Discovery

                  Query Registry

                  1
                  T1012

                  System Information Discovery

                  1
                  T1082

                  Collection

                  Data from Local System

                  2
                  T1005

                  Replay Monitor

                  Loading Replay Monitor...

                  Downloads

                  • C:\Users\Admin\AppData\Local\Temp\09723336679500970326
                    MD5

                    d41d8cd98f00b204e9800998ecf8427e

                    SHA1

                    da39a3ee5e6b4b0d3255bfef95601890afd80709

                    SHA256

                    e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

                    SHA512

                    cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

                  • C:\Users\Admin\AppData\Local\Temp\09723336679500970326
                    MD5

                    d41d8cd98f00b204e9800998ecf8427e

                    SHA1

                    da39a3ee5e6b4b0d3255bfef95601890afd80709

                    SHA256

                    e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

                    SHA512

                    cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

                  • C:\Users\Admin\AppData\Local\Temp\09723336679500970326
                    MD5

                    d41d8cd98f00b204e9800998ecf8427e

                    SHA1

                    da39a3ee5e6b4b0d3255bfef95601890afd80709

                    SHA256

                    e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

                    SHA512

                    cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

                  • C:\Users\Admin\AppData\Local\Temp\6829558ede\tkools.exe
                    MD5

                    56dfbe78d5e7f1c1156a8dae8672a3e5

                    SHA1

                    5ca03199a0db7465ca7fb92d2d48642f4f981d17

                    SHA256

                    250298a15ca5e40170a1feb8e639b12bbd591a448ebbfe5bc7574a1532596c46

                    SHA512

                    ea0fb267a6ab6b4838dc840ed7939dce72009d91f482d0c040e5a4d0b66a865e29a8b9e49b1c758b87a396453f0de7cef897aeb6bd3045f969cb68df68ae482f

                  • C:\Users\Admin\AppData\Local\Temp\6829558ede\tkools.exe
                    MD5

                    56dfbe78d5e7f1c1156a8dae8672a3e5

                    SHA1

                    5ca03199a0db7465ca7fb92d2d48642f4f981d17

                    SHA256

                    250298a15ca5e40170a1feb8e639b12bbd591a448ebbfe5bc7574a1532596c46

                    SHA512

                    ea0fb267a6ab6b4838dc840ed7939dce72009d91f482d0c040e5a4d0b66a865e29a8b9e49b1c758b87a396453f0de7cef897aeb6bd3045f969cb68df68ae482f

                  • C:\Users\Admin\AppData\Local\Temp\6829558ede\tkools.exe
                    MD5

                    56dfbe78d5e7f1c1156a8dae8672a3e5

                    SHA1

                    5ca03199a0db7465ca7fb92d2d48642f4f981d17

                    SHA256

                    250298a15ca5e40170a1feb8e639b12bbd591a448ebbfe5bc7574a1532596c46

                    SHA512

                    ea0fb267a6ab6b4838dc840ed7939dce72009d91f482d0c040e5a4d0b66a865e29a8b9e49b1c758b87a396453f0de7cef897aeb6bd3045f969cb68df68ae482f

                  • C:\Users\Admin\AppData\Local\Temp\6829558ede\tkools.exe
                    MD5

                    56dfbe78d5e7f1c1156a8dae8672a3e5

                    SHA1

                    5ca03199a0db7465ca7fb92d2d48642f4f981d17

                    SHA256

                    250298a15ca5e40170a1feb8e639b12bbd591a448ebbfe5bc7574a1532596c46

                    SHA512

                    ea0fb267a6ab6b4838dc840ed7939dce72009d91f482d0c040e5a4d0b66a865e29a8b9e49b1c758b87a396453f0de7cef897aeb6bd3045f969cb68df68ae482f

                  • C:\Users\Admin\AppData\Local\Temp\6829558ede\tkools.exe
                    MD5

                    56dfbe78d5e7f1c1156a8dae8672a3e5

                    SHA1

                    5ca03199a0db7465ca7fb92d2d48642f4f981d17

                    SHA256

                    250298a15ca5e40170a1feb8e639b12bbd591a448ebbfe5bc7574a1532596c46

                    SHA512

                    ea0fb267a6ab6b4838dc840ed7939dce72009d91f482d0c040e5a4d0b66a865e29a8b9e49b1c758b87a396453f0de7cef897aeb6bd3045f969cb68df68ae482f

                  • \Users\Admin\AppData\Local\Temp\6829558ede\tkools.exe
                    MD5

                    56dfbe78d5e7f1c1156a8dae8672a3e5

                    SHA1

                    5ca03199a0db7465ca7fb92d2d48642f4f981d17

                    SHA256

                    250298a15ca5e40170a1feb8e639b12bbd591a448ebbfe5bc7574a1532596c46

                    SHA512

                    ea0fb267a6ab6b4838dc840ed7939dce72009d91f482d0c040e5a4d0b66a865e29a8b9e49b1c758b87a396453f0de7cef897aeb6bd3045f969cb68df68ae482f

                  • \Users\Admin\AppData\Local\Temp\6829558ede\tkools.exe
                    MD5

                    56dfbe78d5e7f1c1156a8dae8672a3e5

                    SHA1

                    5ca03199a0db7465ca7fb92d2d48642f4f981d17

                    SHA256

                    250298a15ca5e40170a1feb8e639b12bbd591a448ebbfe5bc7574a1532596c46

                    SHA512

                    ea0fb267a6ab6b4838dc840ed7939dce72009d91f482d0c040e5a4d0b66a865e29a8b9e49b1c758b87a396453f0de7cef897aeb6bd3045f969cb68df68ae482f

                  • \Users\Admin\AppData\Local\Temp\6829558ede\tkools.exe
                    MD5

                    56dfbe78d5e7f1c1156a8dae8672a3e5

                    SHA1

                    5ca03199a0db7465ca7fb92d2d48642f4f981d17

                    SHA256

                    250298a15ca5e40170a1feb8e639b12bbd591a448ebbfe5bc7574a1532596c46

                    SHA512

                    ea0fb267a6ab6b4838dc840ed7939dce72009d91f482d0c040e5a4d0b66a865e29a8b9e49b1c758b87a396453f0de7cef897aeb6bd3045f969cb68df68ae482f

                  • memory/324-95-0x0000000000620000-0x000000000064E000-memory.dmp
                    Filesize

                    184KB

                  • memory/324-98-0x0000000004C13000-0x0000000004C14000-memory.dmp
                    Filesize

                    4KB

                  • memory/324-100-0x0000000004C14000-0x0000000004C16000-memory.dmp
                    Filesize

                    8KB

                  • memory/324-99-0x0000000001E80000-0x0000000001EAC000-memory.dmp
                    Filesize

                    176KB

                  • memory/324-97-0x0000000004C12000-0x0000000004C13000-memory.dmp
                    Filesize

                    4KB

                  • memory/324-96-0x0000000004C11000-0x0000000004C12000-memory.dmp
                    Filesize

                    4KB

                  • memory/324-94-0x0000000000400000-0x00000000004EB000-memory.dmp
                    Filesize

                    940KB

                  • memory/324-93-0x0000000000220000-0x0000000000259000-memory.dmp
                    Filesize

                    228KB

                  • memory/324-92-0x0000000000400000-0x00000000004EB000-memory.dmp
                    Filesize

                    940KB

                  • memory/324-91-0x0000000000678000-0x00000000006A4000-memory.dmp
                    Filesize

                    176KB

                  • memory/324-90-0x0000000000400000-0x00000000004EB000-memory.dmp
                    Filesize

                    940KB

                  • memory/324-88-0x0000000000434680-mapping.dmp
                  • memory/324-87-0x0000000000400000-0x00000000004EB000-memory.dmp
                    Filesize

                    940KB

                  • memory/324-86-0x0000000000400000-0x00000000004EB000-memory.dmp
                    Filesize

                    940KB

                  • memory/324-85-0x0000000000400000-0x00000000004EB000-memory.dmp
                    Filesize

                    940KB

                  • memory/324-82-0x0000000000400000-0x00000000004EB000-memory.dmp
                    Filesize

                    940KB

                  • memory/324-83-0x0000000000400000-0x00000000004EB000-memory.dmp
                    Filesize

                    940KB

                  • memory/324-84-0x0000000000400000-0x00000000004EB000-memory.dmp
                    Filesize

                    940KB

                  • memory/532-106-0x0000000000400000-0x00000000004DE000-memory.dmp
                    Filesize

                    888KB

                  • memory/532-103-0x00000000005F8000-0x0000000000617000-memory.dmp
                    Filesize

                    124KB

                  • memory/532-101-0x0000000000000000-mapping.dmp
                  • memory/544-68-0x0000000000000000-mapping.dmp
                  • memory/548-59-0x0000000000000000-mapping.dmp
                  • memory/580-61-0x0000000000000000-mapping.dmp
                  • memory/580-112-0x0000000000400000-0x00000000004DE000-memory.dmp
                    Filesize

                    888KB

                  • memory/580-109-0x0000000000598000-0x00000000005B7000-memory.dmp
                    Filesize

                    124KB

                  • memory/580-107-0x0000000000000000-mapping.dmp
                  • memory/788-66-0x0000000000000000-mapping.dmp
                  • memory/824-65-0x0000000000000000-mapping.dmp
                  • memory/856-64-0x0000000000000000-mapping.dmp
                  • memory/864-79-0x0000000000000000-mapping.dmp
                  • memory/920-60-0x0000000000000000-mapping.dmp
                  • memory/1236-77-0x0000000000000000-mapping.dmp
                  • memory/1256-63-0x0000000000000000-mapping.dmp
                  • memory/1472-72-0x0000000000000000-mapping.dmp
                  • memory/1472-80-0x0000000000400000-0x00000000004DE000-memory.dmp
                    Filesize

                    888KB

                  • memory/1472-74-0x00000000002E8000-0x0000000000307000-memory.dmp
                    Filesize

                    124KB

                  • memory/1596-58-0x0000000000400000-0x00000000004DE000-memory.dmp
                    Filesize

                    888KB

                  • memory/1596-56-0x00000000757A1000-0x00000000757A3000-memory.dmp
                    Filesize

                    8KB

                  • memory/1596-57-0x00000000004E0000-0x0000000000519000-memory.dmp
                    Filesize

                    228KB

                  • memory/1596-55-0x00000000002A8000-0x00000000002C7000-memory.dmp
                    Filesize

                    124KB

                  • memory/1748-67-0x0000000000000000-mapping.dmp
                  • memory/1804-69-0x0000000000000000-mapping.dmp
                  • memory/1828-78-0x0000000000000000-mapping.dmp