Analysis

  • max time kernel
    145s
  • max time network
    148s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    24-02-2023 13:31

General

  • Target

    17a8f85f937d8106c020a366d7c6ccb4.exe

  • Size

    227KB

  • MD5

    17a8f85f937d8106c020a366d7c6ccb4

  • SHA1

    43ef57b2adf9115c51041b5baba5a1565501b1a1

  • SHA256

    3f3dadd2a5177fb918eabacc6a433d46f1975dd9c18cc0a7b63e09669625b800

  • SHA512

    ca6e62269cb5394d92fb291fc7902b639a3e92ba9144e403816265d79b739193572cc15dcaec14a09cf59ba9b9f4f8ed00212e935f7c16a6294ec67ec14c5193

  • SSDEEP

    3072:up/r/XWcqLhrksdsUrPYdBqaTl723DSVhdu1SAA8YcG9lKVf1svV+NhcmEx:uNzGcU9LPGQaTASlu1STVJGMV+4

Malware Config

Extracted

Family

amadey

Version

3.66

C2

193.42.33.28/0bjdn2Z/index.php

Extracted

Family

aurora

C2

212.87.204.93:8081

Signatures

  • Amadey

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

  • Aurora

    Aurora is a crypto wallet stealer written in Golang.

  • 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
  • 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 use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\17a8f85f937d8106c020a366d7c6ccb4.exe
    "C:\Users\Admin\AppData\Local\Temp\17a8f85f937d8106c020a366d7c6ccb4.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1560
    • C:\Users\Admin\AppData\Local\Temp\1eb2f325ea\mnolyk.exe
      "C:\Users\Admin\AppData\Local\Temp\1eb2f325ea\mnolyk.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:1204
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN mnolyk.exe /TR "C:\Users\Admin\AppData\Local\Temp\1eb2f325ea\mnolyk.exe" /F
        3⤵
        • Creates scheduled task(s)
        PID:560
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /k echo Y|CACLS "mnolyk.exe" /P "Admin:N"&&CACLS "mnolyk.exe" /P "Admin:R" /E&&echo Y|CACLS "..\1eb2f325ea" /P "Admin:N"&&CACLS "..\1eb2f325ea" /P "Admin:R" /E&&Exit
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:652
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /S /D /c" echo Y"
          4⤵
            PID:672
          • C:\Windows\SysWOW64\cacls.exe
            CACLS "mnolyk.exe" /P "Admin:N"
            4⤵
              PID:1164
            • C:\Windows\SysWOW64\cacls.exe
              CACLS "mnolyk.exe" /P "Admin:R" /E
              4⤵
                PID:1992
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /S /D /c" echo Y"
                4⤵
                  PID:364
                • C:\Windows\SysWOW64\cacls.exe
                  CACLS "..\1eb2f325ea" /P "Admin:N"
                  4⤵
                    PID:1752
                  • C:\Windows\SysWOW64\cacls.exe
                    CACLS "..\1eb2f325ea" /P "Admin:R" /E
                    4⤵
                      PID:752
                  • C:\Users\Admin\AppData\Roaming\1000005000\bin.exe
                    "C:\Users\Admin\AppData\Roaming\1000005000\bin.exe"
                    3⤵
                    • Executes dropped EXE
                    • Suspicious use of WriteProcessMemory
                    PID:1768
                    • C:\Windows\SysWOW64\Wbem\wmic.exe
                      wmic os get Caption
                      4⤵
                      • Suspicious use of AdjustPrivilegeToken
                      PID:1764
                    • C:\Windows\SysWOW64\cmd.exe
                      cmd /C "wmic path win32_VideoController get name"
                      4⤵
                      • Suspicious use of WriteProcessMemory
                      PID:1624
                      • C:\Windows\SysWOW64\Wbem\WMIC.exe
                        wmic path win32_VideoController get name
                        5⤵
                        • Suspicious use of AdjustPrivilegeToken
                        PID:928
                    • C:\Windows\SysWOW64\cmd.exe
                      cmd /C "wmic cpu get name"
                      4⤵
                      • Suspicious use of WriteProcessMemory
                      PID:1716
                      • C:\Windows\SysWOW64\Wbem\WMIC.exe
                        wmic cpu get name
                        5⤵
                          PID:1276
                • C:\Windows\system32\taskeng.exe
                  taskeng.exe {2AFFDB63-3439-4465-846A-44CEDCB0AEC4} S-1-5-21-1283023626-844874658-3193756055-1000:THEQWNRW\Admin:Interactive:[1]
                  1⤵
                  • Suspicious use of WriteProcessMemory
                  PID:1660
                  • C:\Users\Admin\AppData\Local\Temp\1eb2f325ea\mnolyk.exe
                    C:\Users\Admin\AppData\Local\Temp\1eb2f325ea\mnolyk.exe
                    2⤵
                    • Executes dropped EXE
                    PID:1048
                  • C:\Users\Admin\AppData\Local\Temp\1eb2f325ea\mnolyk.exe
                    C:\Users\Admin\AppData\Local\Temp\1eb2f325ea\mnolyk.exe
                    2⤵
                    • Executes dropped EXE
                    PID:1172

                Network

                MITRE ATT&CK Enterprise v6

                Replay Monitor

                Loading Replay Monitor...

                Downloads

                • C:\Users\Admin\AppData\Local\Temp\1eb2f325ea\mnolyk.exe
                  Filesize

                  227KB

                  MD5

                  17a8f85f937d8106c020a366d7c6ccb4

                  SHA1

                  43ef57b2adf9115c51041b5baba5a1565501b1a1

                  SHA256

                  3f3dadd2a5177fb918eabacc6a433d46f1975dd9c18cc0a7b63e09669625b800

                  SHA512

                  ca6e62269cb5394d92fb291fc7902b639a3e92ba9144e403816265d79b739193572cc15dcaec14a09cf59ba9b9f4f8ed00212e935f7c16a6294ec67ec14c5193

                • C:\Users\Admin\AppData\Local\Temp\1eb2f325ea\mnolyk.exe
                  Filesize

                  227KB

                  MD5

                  17a8f85f937d8106c020a366d7c6ccb4

                  SHA1

                  43ef57b2adf9115c51041b5baba5a1565501b1a1

                  SHA256

                  3f3dadd2a5177fb918eabacc6a433d46f1975dd9c18cc0a7b63e09669625b800

                  SHA512

                  ca6e62269cb5394d92fb291fc7902b639a3e92ba9144e403816265d79b739193572cc15dcaec14a09cf59ba9b9f4f8ed00212e935f7c16a6294ec67ec14c5193

                • C:\Users\Admin\AppData\Local\Temp\1eb2f325ea\mnolyk.exe
                  Filesize

                  227KB

                  MD5

                  17a8f85f937d8106c020a366d7c6ccb4

                  SHA1

                  43ef57b2adf9115c51041b5baba5a1565501b1a1

                  SHA256

                  3f3dadd2a5177fb918eabacc6a433d46f1975dd9c18cc0a7b63e09669625b800

                  SHA512

                  ca6e62269cb5394d92fb291fc7902b639a3e92ba9144e403816265d79b739193572cc15dcaec14a09cf59ba9b9f4f8ed00212e935f7c16a6294ec67ec14c5193

                • C:\Users\Admin\AppData\Local\Temp\1eb2f325ea\mnolyk.exe
                  Filesize

                  227KB

                  MD5

                  17a8f85f937d8106c020a366d7c6ccb4

                  SHA1

                  43ef57b2adf9115c51041b5baba5a1565501b1a1

                  SHA256

                  3f3dadd2a5177fb918eabacc6a433d46f1975dd9c18cc0a7b63e09669625b800

                  SHA512

                  ca6e62269cb5394d92fb291fc7902b639a3e92ba9144e403816265d79b739193572cc15dcaec14a09cf59ba9b9f4f8ed00212e935f7c16a6294ec67ec14c5193

                • C:\Users\Admin\AppData\Local\Temp\1eb2f325ea\mnolyk.exe
                  Filesize

                  227KB

                  MD5

                  17a8f85f937d8106c020a366d7c6ccb4

                  SHA1

                  43ef57b2adf9115c51041b5baba5a1565501b1a1

                  SHA256

                  3f3dadd2a5177fb918eabacc6a433d46f1975dd9c18cc0a7b63e09669625b800

                  SHA512

                  ca6e62269cb5394d92fb291fc7902b639a3e92ba9144e403816265d79b739193572cc15dcaec14a09cf59ba9b9f4f8ed00212e935f7c16a6294ec67ec14c5193

                • C:\Users\Admin\AppData\Local\Temp\TeMaPEZQleQYhYzRyWJjPjzpfRFEgmot
                  Filesize

                  71KB

                  MD5

                  6a3c2fe239e67cd5804a699b9aa54b07

                  SHA1

                  018091f0c903173dec18cd10e0e00889f0717d67

                  SHA256

                  160b3bbb5a6845c2bc01355921c466e8b3ecc05de44888e5a4b27962898d7168

                  SHA512

                  aaf0f6171b6e4f6b143369a074357bac219e7efa56b6bee77988baa9264d76231b0c3df6922d2b2c95a1acf9901b81bcc76f783284fc5be02a789199d4dcbe37

                • C:\Users\Admin\AppData\Roaming\1000005000\bin.exe
                  Filesize

                  3.0MB

                  MD5

                  af4268c094f2a9c6e6a85f8626b9a5c7

                  SHA1

                  7d6b6083ec9081f52517cc7952dfb0c1c416e395

                  SHA256

                  07b974442b53035b8d057a7b429c191fe71f149a698041b005ee85645a89c165

                  SHA512

                  2ab2d4771841ebbeb195d21697c1708db985ae821a7ed3e2bb050c5759fbdb1e7784354fa5611e377a603a6db437e90a7258ecfcbea7703e584330b91eacac68

                • C:\Users\Admin\AppData\Roaming\1000005000\bin.exe
                  Filesize

                  3.0MB

                  MD5

                  af4268c094f2a9c6e6a85f8626b9a5c7

                  SHA1

                  7d6b6083ec9081f52517cc7952dfb0c1c416e395

                  SHA256

                  07b974442b53035b8d057a7b429c191fe71f149a698041b005ee85645a89c165

                  SHA512

                  2ab2d4771841ebbeb195d21697c1708db985ae821a7ed3e2bb050c5759fbdb1e7784354fa5611e377a603a6db437e90a7258ecfcbea7703e584330b91eacac68

                • \Users\Admin\AppData\Local\Temp\1eb2f325ea\mnolyk.exe
                  Filesize

                  227KB

                  MD5

                  17a8f85f937d8106c020a366d7c6ccb4

                  SHA1

                  43ef57b2adf9115c51041b5baba5a1565501b1a1

                  SHA256

                  3f3dadd2a5177fb918eabacc6a433d46f1975dd9c18cc0a7b63e09669625b800

                  SHA512

                  ca6e62269cb5394d92fb291fc7902b639a3e92ba9144e403816265d79b739193572cc15dcaec14a09cf59ba9b9f4f8ed00212e935f7c16a6294ec67ec14c5193

                • \Users\Admin\AppData\Roaming\1000005000\bin.exe
                  Filesize

                  3.0MB

                  MD5

                  af4268c094f2a9c6e6a85f8626b9a5c7

                  SHA1

                  7d6b6083ec9081f52517cc7952dfb0c1c416e395

                  SHA256

                  07b974442b53035b8d057a7b429c191fe71f149a698041b005ee85645a89c165

                  SHA512

                  2ab2d4771841ebbeb195d21697c1708db985ae821a7ed3e2bb050c5759fbdb1e7784354fa5611e377a603a6db437e90a7258ecfcbea7703e584330b91eacac68

                • \Users\Admin\AppData\Roaming\1000005000\bin.exe
                  Filesize

                  3.0MB

                  MD5

                  af4268c094f2a9c6e6a85f8626b9a5c7

                  SHA1

                  7d6b6083ec9081f52517cc7952dfb0c1c416e395

                  SHA256

                  07b974442b53035b8d057a7b429c191fe71f149a698041b005ee85645a89c165

                  SHA512

                  2ab2d4771841ebbeb195d21697c1708db985ae821a7ed3e2bb050c5759fbdb1e7784354fa5611e377a603a6db437e90a7258ecfcbea7703e584330b91eacac68