Analysis

  • max time kernel
    146s
  • max time network
    161s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06-12-2022 09:26

General

  • Target

    file.exe

  • Size

    358KB

  • MD5

    9aa75e68077b6931ceb2614e8c4398ab

  • SHA1

    a1004d12ab58eb3716ec1a427be7d7beffac5529

  • SHA256

    ff367726c451ef7599cee67a51badaf6c96019165d55b2b5fbf4598502335efd

  • SHA512

    816d6c3511293bf83c7e39c12bea88e067285bd2977395a2f80a238eb276f24fd44f9cf41e50d692f0ea7a70b7e4c067b2bb438420f93b81e259a3eac8b5f855

  • SSDEEP

    6144:NoHGyQyL3QzpZeQ50O4IV9FuyHJAkavffVN+F:Nomy7jQzpZx0O59s+JAdVN+F

Malware Config

Extracted

Family

amadey

Version

3.50

C2

77.73.133.72/hfk3vK9/index.php

Extracted

Family

redline

Botnet

@2023@

C2

193.106.191.138:32796

Attributes
  • auth_value

    ca057e5baadfd0774a34a6a949cd5e69

Signatures

  • Amadey

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

  • Detect Amadey credential stealer module 4 IoCs
  • RedLine

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

  • Blocklisted process makes network request 1 IoCs
  • Downloads MZ/PE file
  • Executes dropped EXE 4 IoCs
  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Loads dropped DLL 2 IoCs
  • Reads local data of messenger clients 2 TTPs

    Infostealers often target stored data of messaging applications, which can include saved credentials and account information.

  • Uses the VBS compiler for execution 1 TTPs
  • Accesses Microsoft Outlook profiles 1 TTPs 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 4 IoCs
  • 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 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\file.exe
    "C:\Users\Admin\AppData\Local\Temp\file.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:3516
    • C:\Users\Admin\AppData\Local\Temp\ecaac49691\gntuud.exe
      "C:\Users\Admin\AppData\Local\Temp\ecaac49691\gntuud.exe"
      2⤵
      • Executes dropped EXE
      • Checks computer location settings
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:4836
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN gntuud.exe /TR "C:\Users\Admin\AppData\Local\Temp\ecaac49691\gntuud.exe" /F
        3⤵
        • Creates scheduled task(s)
        PID:2128
      • C:\Users\Admin\AppData\Local\Temp\1000014001\softx64.exe
        "C:\Users\Admin\AppData\Local\Temp\1000014001\softx64.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious use of WriteProcessMemory
        PID:4716
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
          4⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:4156
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4716 -s 324
          4⤵
          • Program crash
          PID:404
      • C:\Windows\SysWOW64\rundll32.exe
        "C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\f49dfc5e4e2508\cred64.dll, Main
        3⤵
        • Blocklisted process makes network request
        • Loads dropped DLL
        • Accesses Microsoft Outlook profiles
        • Suspicious behavior: EnumeratesProcesses
        • outlook_win_path
        PID:4640
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3516 -s 1260
      2⤵
      • Program crash
      PID:1432
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 3516 -ip 3516
    1⤵
      PID:1436
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 4716 -ip 4716
      1⤵
        PID:3520
      • C:\Users\Admin\AppData\Local\Temp\ecaac49691\gntuud.exe
        C:\Users\Admin\AppData\Local\Temp\ecaac49691\gntuud.exe
        1⤵
        • Executes dropped EXE
        PID:4968
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4968 -s 416
          2⤵
          • Program crash
          PID:4468
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 500 -p 4968 -ip 4968
        1⤵
          PID:2848
        • C:\Users\Admin\AppData\Local\Temp\ecaac49691\gntuud.exe
          C:\Users\Admin\AppData\Local\Temp\ecaac49691\gntuud.exe
          1⤵
          • Executes dropped EXE
          PID:4784
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 4784 -s 416
            2⤵
            • Program crash
            PID:3244
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4784 -ip 4784
          1⤵
            PID:3552

          Network

          MITRE ATT&CK Matrix ATT&CK v6

          Execution

          Scripting

          1
          T1064

          Scheduled Task

          1
          T1053

          Persistence

          Registry Run Keys / Startup Folder

          1
          T1060

          Scheduled Task

          1
          T1053

          Privilege Escalation

          Scheduled Task

          1
          T1053

          Defense Evasion

          Scripting

          1
          T1064

          Modify Registry

          1
          T1112

          Credential Access

          Credentials in Files

          1
          T1081

          Discovery

          Query Registry

          1
          T1012

          System Information Discovery

          2
          T1082

          Collection

          Data from Local System

          1
          T1005

          Email Collection

          1
          T1114

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Users\Admin\AppData\Local\Temp\1000014001\softx64.exe
            Filesize

            277KB

            MD5

            35be18acaf8431872ea2d376d87f136e

            SHA1

            90a57a41395e0bcdab44febb91c3f51b63a04071

            SHA256

            46a2d43772995ed2cdb6ab834e9fe14ed6011b2bad904203d61b0f1af25c1f2b

            SHA512

            25a08fc7787a1cfebe4471a10e6fc7e8fd21df4187b03a1ae501eef8792e6bbb34fb9a158634e814fd7b74f412253403faed6ebb2b0a4bc42351dc90a6649085

          • C:\Users\Admin\AppData\Local\Temp\1000014001\softx64.exe
            Filesize

            277KB

            MD5

            35be18acaf8431872ea2d376d87f136e

            SHA1

            90a57a41395e0bcdab44febb91c3f51b63a04071

            SHA256

            46a2d43772995ed2cdb6ab834e9fe14ed6011b2bad904203d61b0f1af25c1f2b

            SHA512

            25a08fc7787a1cfebe4471a10e6fc7e8fd21df4187b03a1ae501eef8792e6bbb34fb9a158634e814fd7b74f412253403faed6ebb2b0a4bc42351dc90a6649085

          • C:\Users\Admin\AppData\Local\Temp\ecaac49691\gntuud.exe
            Filesize

            358KB

            MD5

            9aa75e68077b6931ceb2614e8c4398ab

            SHA1

            a1004d12ab58eb3716ec1a427be7d7beffac5529

            SHA256

            ff367726c451ef7599cee67a51badaf6c96019165d55b2b5fbf4598502335efd

            SHA512

            816d6c3511293bf83c7e39c12bea88e067285bd2977395a2f80a238eb276f24fd44f9cf41e50d692f0ea7a70b7e4c067b2bb438420f93b81e259a3eac8b5f855

          • C:\Users\Admin\AppData\Local\Temp\ecaac49691\gntuud.exe
            Filesize

            358KB

            MD5

            9aa75e68077b6931ceb2614e8c4398ab

            SHA1

            a1004d12ab58eb3716ec1a427be7d7beffac5529

            SHA256

            ff367726c451ef7599cee67a51badaf6c96019165d55b2b5fbf4598502335efd

            SHA512

            816d6c3511293bf83c7e39c12bea88e067285bd2977395a2f80a238eb276f24fd44f9cf41e50d692f0ea7a70b7e4c067b2bb438420f93b81e259a3eac8b5f855

          • C:\Users\Admin\AppData\Local\Temp\ecaac49691\gntuud.exe
            Filesize

            358KB

            MD5

            9aa75e68077b6931ceb2614e8c4398ab

            SHA1

            a1004d12ab58eb3716ec1a427be7d7beffac5529

            SHA256

            ff367726c451ef7599cee67a51badaf6c96019165d55b2b5fbf4598502335efd

            SHA512

            816d6c3511293bf83c7e39c12bea88e067285bd2977395a2f80a238eb276f24fd44f9cf41e50d692f0ea7a70b7e4c067b2bb438420f93b81e259a3eac8b5f855

          • C:\Users\Admin\AppData\Local\Temp\ecaac49691\gntuud.exe
            Filesize

            358KB

            MD5

            9aa75e68077b6931ceb2614e8c4398ab

            SHA1

            a1004d12ab58eb3716ec1a427be7d7beffac5529

            SHA256

            ff367726c451ef7599cee67a51badaf6c96019165d55b2b5fbf4598502335efd

            SHA512

            816d6c3511293bf83c7e39c12bea88e067285bd2977395a2f80a238eb276f24fd44f9cf41e50d692f0ea7a70b7e4c067b2bb438420f93b81e259a3eac8b5f855

          • C:\Users\Admin\AppData\Roaming\f49dfc5e4e2508\cred64.dll
            Filesize

            126KB

            MD5

            349b2b47fef50fa6a1fc19d0ee4b2db8

            SHA1

            077f4328b3f060a9f010b1a63d9e127d24ddafd4

            SHA256

            5cd41f164de6f783b7da82b5f6dbd49413eccd87cc7470f2004d58ca081fb0e0

            SHA512

            83fd58be4c0051ed05b7a03443d256d52f09206d2f433bd302c9e9e3780b9d472e823aed1db01b5052dc8fdc63a4352beac9e399858a8252c057f11cf2bd1773

          • C:\Users\Admin\AppData\Roaming\f49dfc5e4e2508\cred64.dll
            Filesize

            126KB

            MD5

            349b2b47fef50fa6a1fc19d0ee4b2db8

            SHA1

            077f4328b3f060a9f010b1a63d9e127d24ddafd4

            SHA256

            5cd41f164de6f783b7da82b5f6dbd49413eccd87cc7470f2004d58ca081fb0e0

            SHA512

            83fd58be4c0051ed05b7a03443d256d52f09206d2f433bd302c9e9e3780b9d472e823aed1db01b5052dc8fdc63a4352beac9e399858a8252c057f11cf2bd1773

          • C:\Users\Admin\AppData\Roaming\f49dfc5e4e2508\cred64.dll
            Filesize

            126KB

            MD5

            349b2b47fef50fa6a1fc19d0ee4b2db8

            SHA1

            077f4328b3f060a9f010b1a63d9e127d24ddafd4

            SHA256

            5cd41f164de6f783b7da82b5f6dbd49413eccd87cc7470f2004d58ca081fb0e0

            SHA512

            83fd58be4c0051ed05b7a03443d256d52f09206d2f433bd302c9e9e3780b9d472e823aed1db01b5052dc8fdc63a4352beac9e399858a8252c057f11cf2bd1773

          • memory/2128-140-0x0000000000000000-mapping.dmp
          • memory/3516-138-0x00000000004A3000-0x00000000004C2000-memory.dmp
            Filesize

            124KB

          • memory/3516-132-0x00000000004A3000-0x00000000004C2000-memory.dmp
            Filesize

            124KB

          • memory/3516-139-0x0000000000400000-0x000000000045E000-memory.dmp
            Filesize

            376KB

          • memory/3516-134-0x0000000000400000-0x000000000045E000-memory.dmp
            Filesize

            376KB

          • memory/3516-133-0x00000000001C0000-0x00000000001FE000-memory.dmp
            Filesize

            248KB

          • memory/4156-147-0x0000000000400000-0x0000000000432000-memory.dmp
            Filesize

            200KB

          • memory/4156-159-0x0000000008D20000-0x00000000092C4000-memory.dmp
            Filesize

            5.6MB

          • memory/4156-153-0x0000000007B00000-0x0000000007C0A000-memory.dmp
            Filesize

            1.0MB

          • memory/4156-154-0x00000000079F0000-0x0000000007A02000-memory.dmp
            Filesize

            72KB

          • memory/4156-155-0x0000000007A50000-0x0000000007A8C000-memory.dmp
            Filesize

            240KB

          • memory/4156-156-0x00000000085C0000-0x0000000008626000-memory.dmp
            Filesize

            408KB

          • memory/4156-157-0x00000000086D0000-0x0000000008762000-memory.dmp
            Filesize

            584KB

          • memory/4156-152-0x0000000006170000-0x0000000006788000-memory.dmp
            Filesize

            6.1MB

          • memory/4156-146-0x0000000000000000-mapping.dmp
          • memory/4156-160-0x0000000008940000-0x0000000008B02000-memory.dmp
            Filesize

            1.8MB

          • memory/4156-161-0x0000000009800000-0x0000000009D2C000-memory.dmp
            Filesize

            5.2MB

          • memory/4640-169-0x0000000000780000-0x00000000007A4000-memory.dmp
            Filesize

            144KB

          • memory/4640-165-0x0000000000000000-mapping.dmp
          • memory/4716-143-0x0000000000000000-mapping.dmp
          • memory/4784-171-0x0000000000524000-0x0000000000543000-memory.dmp
            Filesize

            124KB

          • memory/4784-172-0x0000000000400000-0x000000000045E000-memory.dmp
            Filesize

            376KB

          • memory/4836-141-0x0000000000583000-0x00000000005A2000-memory.dmp
            Filesize

            124KB

          • memory/4836-158-0x0000000000400000-0x000000000045E000-memory.dmp
            Filesize

            376KB

          • memory/4836-142-0x0000000000400000-0x000000000045E000-memory.dmp
            Filesize

            376KB

          • memory/4836-135-0x0000000000000000-mapping.dmp
          • memory/4968-164-0x0000000000400000-0x000000000045E000-memory.dmp
            Filesize

            376KB

          • memory/4968-163-0x00000000004B4000-0x00000000004D3000-memory.dmp
            Filesize

            124KB