Analysis

  • max time kernel
    326s
  • max time network
    323s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06-12-2022 15:55

General

  • Target

    719e081c6a88194949b02d81341bccee5daa93d746632d582801e22258025932.exe

  • Size

    416KB

  • MD5

    dc244adcf7b8d0ffb007d0588e918d6f

  • SHA1

    1114d9350ae8eeca924e1b7bf958a19253294e79

  • SHA256

    719e081c6a88194949b02d81341bccee5daa93d746632d582801e22258025932

  • SHA512

    3bdca405bed0e50bcb34b3bbc650e264e43c25991fb3d1b0b1e144b620dc12dd1efb136dc56c10524904234f676ad341d01cc5c7e297d07370b82e503b4c4e11

  • SSDEEP

    6144:H7AGfLMfCWQp2DY+jMsUO8rpsRByigDa8qsPMk:H7Ag4aWy+rjMssdsbyzDnq

Malware Config

Extracted

Family

amadey

Version

3.50

C2

77.73.133.72/hfk3vK9/index.php

Signatures

  • Amadey

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

  • Detect Amadey credential stealer module 2 IoCs
  • Blocklisted process makes network request 1 IoCs
  • Downloads MZ/PE file
  • Executes dropped EXE 6 IoCs
  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Loads dropped DLL 1 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.

  • Accesses Microsoft Outlook profiles 1 TTPs 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 5 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 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\719e081c6a88194949b02d81341bccee5daa93d746632d582801e22258025932.exe
    "C:\Users\Admin\AppData\Local\Temp\719e081c6a88194949b02d81341bccee5daa93d746632d582801e22258025932.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:2788
    • 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:3172
      • 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:2176
      • 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:2168
      • C:\Users\Admin\AppData\Local\Temp\1000015001\softx64.exe
        "C:\Users\Admin\AppData\Local\Temp\1000015001\softx64.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of AdjustPrivilegeToken
        PID:2448
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2788 -s 892
      2⤵
      • Program crash
      PID:4680
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 2788 -ip 2788
    1⤵
      PID:5008
    • C:\Users\Admin\AppData\Local\Temp\ecaac49691\gntuud.exe
      C:\Users\Admin\AppData\Local\Temp\ecaac49691\gntuud.exe
      1⤵
      • Executes dropped EXE
      PID:3452
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3452 -s 188
        2⤵
        • Program crash
        PID:3012
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 492 -p 3452 -ip 3452
      1⤵
        PID:2324
      • C:\Users\Admin\AppData\Local\Temp\ecaac49691\gntuud.exe
        C:\Users\Admin\AppData\Local\Temp\ecaac49691\gntuud.exe
        1⤵
        • Executes dropped EXE
        PID:4700
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4700 -s 424
          2⤵
          • Program crash
          PID:4424
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 568 -p 4700 -ip 4700
        1⤵
          PID:3384
        • C:\Users\Admin\AppData\Local\Temp\ecaac49691\gntuud.exe
          C:\Users\Admin\AppData\Local\Temp\ecaac49691\gntuud.exe
          1⤵
          • Executes dropped EXE
          PID:1780
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 1780 -s 420
            2⤵
            • Program crash
            PID:2460
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 600 -p 1780 -ip 1780
          1⤵
            PID:4632
          • C:\Users\Admin\AppData\Local\Temp\ecaac49691\gntuud.exe
            C:\Users\Admin\AppData\Local\Temp\ecaac49691\gntuud.exe
            1⤵
            • Executes dropped EXE
            PID:8
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 8 -s 416
              2⤵
              • Program crash
              PID:3964
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -pss -s 596 -p 8 -ip 8
            1⤵
              PID:1280

            Network

            MITRE ATT&CK Matrix ATT&CK v6

            Execution

            Scheduled Task

            1
            T1053

            Persistence

            Registry Run Keys / Startup Folder

            1
            T1060

            Scheduled Task

            1
            T1053

            Privilege Escalation

            Scheduled Task

            1
            T1053

            Defense Evasion

            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\1000015001\softx64.exe
              Filesize

              476KB

              MD5

              a3f291d7e8e85c0e930f6587b7cebd98

              SHA1

              9c1848b9951f2333b08f03b97ea1906fc32ca462

              SHA256

              d9014fea759f852889d433808a8fc99ffbde8f9362df4da1388fabbe6421eb68

              SHA512

              967b8a46bf43835a7b1fcc20545e6b6a187c28ebf9ef3a94a73c985fdd83832c5366f445d21fce4d124432839bb3d16cb7b9906ec296d6c5dac3433e27f00179

            • C:\Users\Admin\AppData\Local\Temp\1000015001\softx64.exe
              Filesize

              476KB

              MD5

              a3f291d7e8e85c0e930f6587b7cebd98

              SHA1

              9c1848b9951f2333b08f03b97ea1906fc32ca462

              SHA256

              d9014fea759f852889d433808a8fc99ffbde8f9362df4da1388fabbe6421eb68

              SHA512

              967b8a46bf43835a7b1fcc20545e6b6a187c28ebf9ef3a94a73c985fdd83832c5366f445d21fce4d124432839bb3d16cb7b9906ec296d6c5dac3433e27f00179

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

              416KB

              MD5

              dc244adcf7b8d0ffb007d0588e918d6f

              SHA1

              1114d9350ae8eeca924e1b7bf958a19253294e79

              SHA256

              719e081c6a88194949b02d81341bccee5daa93d746632d582801e22258025932

              SHA512

              3bdca405bed0e50bcb34b3bbc650e264e43c25991fb3d1b0b1e144b620dc12dd1efb136dc56c10524904234f676ad341d01cc5c7e297d07370b82e503b4c4e11

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

              416KB

              MD5

              dc244adcf7b8d0ffb007d0588e918d6f

              SHA1

              1114d9350ae8eeca924e1b7bf958a19253294e79

              SHA256

              719e081c6a88194949b02d81341bccee5daa93d746632d582801e22258025932

              SHA512

              3bdca405bed0e50bcb34b3bbc650e264e43c25991fb3d1b0b1e144b620dc12dd1efb136dc56c10524904234f676ad341d01cc5c7e297d07370b82e503b4c4e11

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

              416KB

              MD5

              dc244adcf7b8d0ffb007d0588e918d6f

              SHA1

              1114d9350ae8eeca924e1b7bf958a19253294e79

              SHA256

              719e081c6a88194949b02d81341bccee5daa93d746632d582801e22258025932

              SHA512

              3bdca405bed0e50bcb34b3bbc650e264e43c25991fb3d1b0b1e144b620dc12dd1efb136dc56c10524904234f676ad341d01cc5c7e297d07370b82e503b4c4e11

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

              416KB

              MD5

              dc244adcf7b8d0ffb007d0588e918d6f

              SHA1

              1114d9350ae8eeca924e1b7bf958a19253294e79

              SHA256

              719e081c6a88194949b02d81341bccee5daa93d746632d582801e22258025932

              SHA512

              3bdca405bed0e50bcb34b3bbc650e264e43c25991fb3d1b0b1e144b620dc12dd1efb136dc56c10524904234f676ad341d01cc5c7e297d07370b82e503b4c4e11

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

              416KB

              MD5

              dc244adcf7b8d0ffb007d0588e918d6f

              SHA1

              1114d9350ae8eeca924e1b7bf958a19253294e79

              SHA256

              719e081c6a88194949b02d81341bccee5daa93d746632d582801e22258025932

              SHA512

              3bdca405bed0e50bcb34b3bbc650e264e43c25991fb3d1b0b1e144b620dc12dd1efb136dc56c10524904234f676ad341d01cc5c7e297d07370b82e503b4c4e11

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

              416KB

              MD5

              dc244adcf7b8d0ffb007d0588e918d6f

              SHA1

              1114d9350ae8eeca924e1b7bf958a19253294e79

              SHA256

              719e081c6a88194949b02d81341bccee5daa93d746632d582801e22258025932

              SHA512

              3bdca405bed0e50bcb34b3bbc650e264e43c25991fb3d1b0b1e144b620dc12dd1efb136dc56c10524904234f676ad341d01cc5c7e297d07370b82e503b4c4e11

            • 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/8-166-0x0000000000400000-0x000000000046D000-memory.dmp
              Filesize

              436KB

            • memory/8-165-0x0000000000754000-0x0000000000773000-memory.dmp
              Filesize

              124KB

            • memory/1780-156-0x0000000000400000-0x000000000046D000-memory.dmp
              Filesize

              436KB

            • memory/1780-155-0x0000000000794000-0x00000000007B3000-memory.dmp
              Filesize

              124KB

            • memory/2168-148-0x0000000000000000-mapping.dmp
            • memory/2176-142-0x0000000000000000-mapping.dmp
            • memory/2448-167-0x00000000071C0000-0x00000000077D8000-memory.dmp
              Filesize

              6.1MB

            • memory/2448-168-0x0000000007860000-0x000000000796A000-memory.dmp
              Filesize

              1.0MB

            • memory/2448-164-0x0000000004C90000-0x0000000005234000-memory.dmp
              Filesize

              5.6MB

            • memory/2448-157-0x0000000000000000-mapping.dmp
            • memory/2448-162-0x0000000000400000-0x000000000047D000-memory.dmp
              Filesize

              500KB

            • memory/2448-161-0x0000000000550000-0x000000000059B000-memory.dmp
              Filesize

              300KB

            • memory/2448-160-0x0000000000702000-0x0000000000730000-memory.dmp
              Filesize

              184KB

            • memory/2448-169-0x00000000079A0000-0x00000000079B2000-memory.dmp
              Filesize

              72KB

            • memory/2448-170-0x0000000008440000-0x000000000847C000-memory.dmp
              Filesize

              240KB

            • memory/2788-133-0x00000000001C0000-0x00000000001FE000-memory.dmp
              Filesize

              248KB

            • memory/2788-134-0x0000000000400000-0x000000000046D000-memory.dmp
              Filesize

              436KB

            • memory/2788-138-0x0000000000772000-0x0000000000791000-memory.dmp
              Filesize

              124KB

            • memory/2788-139-0x0000000000400000-0x000000000046D000-memory.dmp
              Filesize

              436KB

            • memory/2788-132-0x0000000000772000-0x0000000000791000-memory.dmp
              Filesize

              124KB

            • memory/3172-135-0x0000000000000000-mapping.dmp
            • memory/3172-143-0x00000000007B3000-0x00000000007D2000-memory.dmp
              Filesize

              124KB

            • memory/3172-144-0x0000000000400000-0x000000000046D000-memory.dmp
              Filesize

              436KB

            • memory/3172-140-0x00000000007B3000-0x00000000007D2000-memory.dmp
              Filesize

              124KB

            • memory/3172-141-0x0000000000400000-0x000000000046D000-memory.dmp
              Filesize

              436KB

            • memory/3452-146-0x00000000004C4000-0x00000000004E3000-memory.dmp
              Filesize

              124KB

            • memory/3452-147-0x0000000000400000-0x000000000046D000-memory.dmp
              Filesize

              436KB

            • memory/4700-152-0x00000000004B4000-0x00000000004D3000-memory.dmp
              Filesize

              124KB

            • memory/4700-153-0x0000000000400000-0x000000000046D000-memory.dmp
              Filesize

              436KB