Analysis

  • max time kernel
    117s
  • max time network
    131s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29/12/2022, 02:37

General

  • Target
    file.exe
  • Size 300KB
  • Sample221229-c35yrscb89
  • SHA256 bf1e6bbfa8c3819c2f04adc4289490758cf970f095dd93404405e0cd4e47f809
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • amadey

Version
  • 3.63

C2
  • 62.204.41.17/8bdSvcD/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 4 IoCs
  • Checks computer location settings 2 TTPs 3 IoCs

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

  • Loads dropped DLL 3 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 26 IoCs
  • Creates scheduled task(s) 1 TTPs 1 IoCs

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

  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of WriteProcessMemory 23 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:1856
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1856 -s 892
      2⤵
      • Program crash
      PID:2664
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1856 -s 912
      2⤵
      • Program crash
      PID:1624
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1856 -s 920
      2⤵
      • Program crash
      PID:3620
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1856 -s 896
      2⤵
      • Program crash
      PID:1828
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1856 -s 896
      2⤵
      • Program crash
      PID:1180
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1856 -s 1072
      2⤵
      • Program crash
      PID:4676
    • C:\Users\Admin\AppData\Local\Temp\3858e4df6b\nbveek.exe
      "C:\Users\Admin\AppData\Local\Temp\3858e4df6b\nbveek.exe"
      2⤵
      • Executes dropped EXE
      • Checks computer location settings
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:3200
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3200 -s 520
        3⤵
        • Program crash
        PID:544
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3200 -s 708
        3⤵
        • Program crash
        PID:3344
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3200 -s 720
        3⤵
        • Program crash
        PID:2116
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3200 -s 944
        3⤵
        • Program crash
        PID:3572
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3200 -s 964
        3⤵
        • Program crash
        PID:2192
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3200 -s 964
        3⤵
        • Program crash
        PID:3468
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3200 -s 1000
        3⤵
        • Program crash
        PID:4320
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN nbveek.exe /TR "C:\Users\Admin\AppData\Local\Temp\3858e4df6b\nbveek.exe" /F
        3⤵
        • Creates scheduled task(s)
        PID:2964
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3200 -s 888
        3⤵
        • Program crash
        PID:2556
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3200 -s 672
        3⤵
        • Program crash
        PID:3068
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3200 -s 664
        3⤵
        • Program crash
        PID:3584
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3200 -s 1212
        3⤵
        • Program crash
        PID:4832
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3200 -s 1304
        3⤵
        • Program crash
        PID:2928
      • C:\Users\Admin\AppData\Local\Temp\1000011051\linda5.exe
        "C:\Users\Admin\AppData\Local\Temp\1000011051\linda5.exe"
        3⤵
        • Executes dropped EXE
        • Checks computer location settings
        • Modifies registry class
        • Suspicious use of WriteProcessMemory
        PID:1008
        • C:\Windows\SysWOW64\control.exe
          "C:\Windows\System32\control.exe" "C:\Users\Admin\AppData\Local\Temp\t_njy.CpL",
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:4464
          • C:\Windows\SysWOW64\rundll32.exe
            "C:\Windows\system32\rundll32.exe" Shell32.dll,Control_RunDLL "C:\Users\Admin\AppData\Local\Temp\t_njy.CpL",
            5⤵
            • Loads dropped DLL
            • Suspicious use of WriteProcessMemory
            PID:3460
            • C:\Windows\system32\RunDll32.exe
              C:\Windows\system32\RunDll32.exe Shell32.dll,Control_RunDLL "C:\Users\Admin\AppData\Local\Temp\t_njy.CpL",
              6⤵
              • Suspicious use of WriteProcessMemory
              PID:1584
              • C:\Windows\SysWOW64\rundll32.exe
                "C:\Windows\SysWOW64\rundll32.exe" "C:\Windows\SysWOW64\shell32.dll",#44 "C:\Users\Admin\AppData\Local\Temp\t_njy.CpL",
                7⤵
                • Loads dropped DLL
                PID:4948
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3200 -s 1628
        3⤵
        • Program crash
        PID:3076
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3200 -s 992
        3⤵
        • Program crash
        PID:1788
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3200 -s 1100
        3⤵
        • Program crash
        PID:2416
      • C:\Windows\SysWOW64\rundll32.exe
        "C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\c1ec479e5342a2\cred64.dll, Main
        3⤵
        • Blocklisted process makes network request
        • Loads dropped DLL
        • Accesses Microsoft Outlook profiles
        • Suspicious behavior: EnumeratesProcesses
        • outlook_win_path
        PID:928
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3200 -s 1500
        3⤵
        • Program crash
        PID:1300
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3200 -s 1660
        3⤵
        • Program crash
        PID:4224
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1856 -s 888
      2⤵
      • Program crash
      PID:1072
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 1856 -ip 1856
    1⤵
      PID:4788
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 1856 -ip 1856
      1⤵
        PID:368
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 1856 -ip 1856
        1⤵
          PID:1776
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 544 -p 1856 -ip 1856
          1⤵
            PID:3736
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 1856 -ip 1856
            1⤵
              PID:212
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -pss -s 548 -p 1856 -ip 1856
              1⤵
                PID:4620
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -pss -s 596 -p 1856 -ip 1856
                1⤵
                  PID:5064
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -pss -s 592 -p 3200 -ip 3200
                  1⤵
                    PID:2180
                  • C:\Windows\SysWOW64\WerFault.exe
                    C:\Windows\SysWOW64\WerFault.exe -pss -s 580 -p 3200 -ip 3200
                    1⤵
                      PID:4232
                    • C:\Windows\SysWOW64\WerFault.exe
                      C:\Windows\SysWOW64\WerFault.exe -pss -s 592 -p 3200 -ip 3200
                      1⤵
                        PID:4724
                      • C:\Windows\SysWOW64\WerFault.exe
                        C:\Windows\SysWOW64\WerFault.exe -pss -s 620 -p 3200 -ip 3200
                        1⤵
                          PID:1768
                        • C:\Windows\SysWOW64\WerFault.exe
                          C:\Windows\SysWOW64\WerFault.exe -pss -s 640 -p 3200 -ip 3200
                          1⤵
                            PID:2412
                          • C:\Windows\SysWOW64\WerFault.exe
                            C:\Windows\SysWOW64\WerFault.exe -pss -s 644 -p 3200 -ip 3200
                            1⤵
                              PID:4064
                            • C:\Windows\SysWOW64\WerFault.exe
                              C:\Windows\SysWOW64\WerFault.exe -pss -s 660 -p 3200 -ip 3200
                              1⤵
                                PID:2532
                              • C:\Windows\SysWOW64\WerFault.exe
                                C:\Windows\SysWOW64\WerFault.exe -pss -s 676 -p 3200 -ip 3200
                                1⤵
                                  PID:4196
                                • C:\Windows\SysWOW64\WerFault.exe
                                  C:\Windows\SysWOW64\WerFault.exe -pss -s 692 -p 3200 -ip 3200
                                  1⤵
                                    PID:1260
                                  • C:\Windows\SysWOW64\WerFault.exe
                                    C:\Windows\SysWOW64\WerFault.exe -pss -s 652 -p 3200 -ip 3200
                                    1⤵
                                      PID:3000
                                    • C:\Windows\SysWOW64\WerFault.exe
                                      C:\Windows\SysWOW64\WerFault.exe -pss -s 652 -p 3200 -ip 3200
                                      1⤵
                                        PID:4228
                                      • C:\Windows\SysWOW64\WerFault.exe
                                        C:\Windows\SysWOW64\WerFault.exe -pss -s 692 -p 3200 -ip 3200
                                        1⤵
                                          PID:2108
                                        • C:\Windows\SysWOW64\WerFault.exe
                                          C:\Windows\SysWOW64\WerFault.exe -pss -s 652 -p 3200 -ip 3200
                                          1⤵
                                            PID:2120
                                          • C:\Windows\SysWOW64\WerFault.exe
                                            C:\Windows\SysWOW64\WerFault.exe -pss -s 668 -p 3200 -ip 3200
                                            1⤵
                                              PID:4496
                                            • C:\Users\Admin\AppData\Local\Temp\3858e4df6b\nbveek.exe
                                              C:\Users\Admin\AppData\Local\Temp\3858e4df6b\nbveek.exe
                                              1⤵
                                              • Executes dropped EXE
                                              PID:3184
                                              • C:\Windows\SysWOW64\WerFault.exe
                                                C:\Windows\SysWOW64\WerFault.exe -u -p 3184 -s 320
                                                2⤵
                                                • Program crash
                                                PID:3912
                                            • C:\Windows\SysWOW64\WerFault.exe
                                              C:\Windows\SysWOW64\WerFault.exe -pss -s 720 -p 3184 -ip 3184
                                              1⤵
                                                PID:204
                                              • C:\Windows\SysWOW64\WerFault.exe
                                                C:\Windows\SysWOW64\WerFault.exe -pss -s 756 -p 3200 -ip 3200
                                                1⤵
                                                  PID:2268
                                                • C:\Windows\SysWOW64\WerFault.exe
                                                  C:\Windows\SysWOW64\WerFault.exe -pss -s 780 -p 3200 -ip 3200
                                                  1⤵
                                                    PID:2308
                                                  • C:\Windows\SysWOW64\WerFault.exe
                                                    C:\Windows\SysWOW64\WerFault.exe -pss -s 804 -p 3200 -ip 3200
                                                    1⤵
                                                      PID:4380
                                                    • C:\Users\Admin\AppData\Local\Temp\3858e4df6b\nbveek.exe
                                                      C:\Users\Admin\AppData\Local\Temp\3858e4df6b\nbveek.exe
                                                      1⤵
                                                      • Executes dropped EXE
                                                      PID:3968
                                                      • C:\Windows\SysWOW64\WerFault.exe
                                                        C:\Windows\SysWOW64\WerFault.exe -u -p 3968 -s 320
                                                        2⤵
                                                        • Program crash
                                                        PID:1840
                                                    • C:\Windows\SysWOW64\WerFault.exe
                                                      C:\Windows\SysWOW64\WerFault.exe -pss -s 840 -p 3968 -ip 3968
                                                      1⤵
                                                        PID:2136

                                                      Network

                                                            MITRE ATT&CK Enterprise v6

                                                            Replay Monitor

                                                            Loading Replay Monitor...

                                                            Downloads

                                                            linda5.exe

                                                            • Path C:\Users\Admin\AppData\Local\Temp\1000011051\linda5.exe
                                                            • Size 1.5MB
                                                            • SHA256 5d9e4741c08bd6f5c7379122f743b9fbd4a0c5bad80a1bcfe160f9c729a1c2e4
                                                            • MD5 SHA1 SHA512 SSDEEP

                                                            linda5.exe

                                                            • Path C:\Users\Admin\AppData\Local\Temp\1000011051\linda5.exe
                                                            • Size 1.5MB
                                                            • SHA256 5d9e4741c08bd6f5c7379122f743b9fbd4a0c5bad80a1bcfe160f9c729a1c2e4
                                                            • MD5 SHA1 SHA512 SSDEEP

                                                            nbveek.exe

                                                            • Path C:\Users\Admin\AppData\Local\Temp\3858e4df6b\nbveek.exe
                                                            • Size 300KB
                                                            • SHA256 bf1e6bbfa8c3819c2f04adc4289490758cf970f095dd93404405e0cd4e47f809
                                                            • MD5 SHA1 SHA512 SSDEEP

                                                            nbveek.exe

                                                            • Path C:\Users\Admin\AppData\Local\Temp\3858e4df6b\nbveek.exe
                                                            • Size 300KB
                                                            • SHA256 bf1e6bbfa8c3819c2f04adc4289490758cf970f095dd93404405e0cd4e47f809
                                                            • MD5 SHA1 SHA512 SSDEEP

                                                            nbveek.exe

                                                            • Path C:\Users\Admin\AppData\Local\Temp\3858e4df6b\nbveek.exe
                                                            • Size 300KB
                                                            • SHA256 bf1e6bbfa8c3819c2f04adc4289490758cf970f095dd93404405e0cd4e47f809
                                                            • MD5 SHA1 SHA512 SSDEEP

                                                            nbveek.exe

                                                            • Path C:\Users\Admin\AppData\Local\Temp\3858e4df6b\nbveek.exe
                                                            • Size 300KB
                                                            • SHA256 bf1e6bbfa8c3819c2f04adc4289490758cf970f095dd93404405e0cd4e47f809
                                                            • MD5 SHA1 SHA512 SSDEEP

                                                            t_njy.CpL

                                                            • Path C:\Users\Admin\AppData\Local\Temp\t_njy.CpL
                                                            • Size 1.5MB
                                                            • SHA256 3efc3cf0a1cf67d49cf6297fb7ab7f954b4825e947ff9214f4e75365c04f1533
                                                            • MD5 SHA1 SHA512 SSDEEP

                                                            t_njy.cpl

                                                            • Path C:\Users\Admin\AppData\Local\Temp\t_njy.cpl
                                                            • Size 1.5MB
                                                            • SHA256 3efc3cf0a1cf67d49cf6297fb7ab7f954b4825e947ff9214f4e75365c04f1533
                                                            • MD5 SHA1 SHA512 SSDEEP

                                                            t_njy.cpl

                                                            • Path C:\Users\Admin\AppData\Local\Temp\t_njy.cpl
                                                            • Size 1.5MB
                                                            • SHA256 3efc3cf0a1cf67d49cf6297fb7ab7f954b4825e947ff9214f4e75365c04f1533
                                                            • MD5 SHA1 SHA512 SSDEEP

                                                            cred64.dll

                                                            • Path C:\Users\Admin\AppData\Roaming\c1ec479e5342a2\cred64.dll
                                                            • Size 126KB
                                                            • SHA256 53bb660c1ae533d41b887a771ab2d8a2f73320c4d1441448c4bf75dfbc875321
                                                            • MD5 SHA1 SHA512 SSDEEP

                                                            cred64.dll

                                                            • Path C:\Users\Admin\AppData\Roaming\c1ec479e5342a2\cred64.dll
                                                            • Size 126KB
                                                            • SHA256 53bb660c1ae533d41b887a771ab2d8a2f73320c4d1441448c4bf75dfbc875321
                                                            • MD5 SHA1 SHA512 SSDEEP

                                                            memory/1856-132-0x00000000004C9000-0x00000000004E7000-memory.dmp

                                                            memory/1856-133-0x00000000021A0000-0x00000000021DC000-memory.dmp

                                                            memory/1856-134-0x0000000000400000-0x000000000046F000-memory.dmp

                                                            memory/1856-138-0x0000000000400000-0x000000000046F000-memory.dmp

                                                            memory/3184-166-0x000000000071C000-0x000000000073A000-memory.dmp

                                                            memory/3184-167-0x0000000000400000-0x000000000046F000-memory.dmp

                                                            memory/3200-152-0x0000000000400000-0x000000000046F000-memory.dmp

                                                            memory/3200-139-0x0000000000648000-0x0000000000667000-memory.dmp

                                                            memory/3200-151-0x0000000000648000-0x0000000000667000-memory.dmp

                                                            memory/3200-140-0x0000000000400000-0x000000000046F000-memory.dmp

                                                            memory/3460-150-0x0000000072F90000-0x000000007311C000-memory.dmp

                                                            memory/3460-149-0x0000000002ED0000-0x0000000003054000-memory.dmp

                                                            memory/3460-154-0x0000000003690000-0x000000000375E000-memory.dmp

                                                            memory/3460-153-0x00000000035A0000-0x0000000003686000-memory.dmp

                                                            memory/3968-172-0x000000000062C000-0x000000000064A000-memory.dmp

                                                            memory/3968-173-0x0000000000400000-0x000000000046F000-memory.dmp

                                                            memory/4948-162-0x0000000003860000-0x0000000003946000-memory.dmp

                                                            memory/4948-163-0x0000000003950000-0x0000000003A1E000-memory.dmp

                                                            memory/4948-160-0x0000000003190000-0x0000000003314000-memory.dmp