Analysis

  • max time kernel
    151s
  • max time network
    154s
  • platform
    windows10_x64
  • resource
    win10-en-20211208
  • submitted
    20-12-2021 05:47

General

  • Target

    1162e33dfbd78855259d33a38d78cb6c.exe

  • Size

    324KB

  • MD5

    1162e33dfbd78855259d33a38d78cb6c

  • SHA1

    847a6c85ce2af55cc1f311fc3d762aa389f01946

  • SHA256

    bb509493c43cee14ef829cd39023da5bc91af35e44d705800de5e7a2c9e2f514

  • SHA512

    15b6ff27603795a1d91e66c0af8c0989752477e64382e073635b3de195ab0788d6a1d6915b4af452ed3e6ad82733c92751525e7dc31d9fd99cb68cdf16c6f592

Malware Config

Extracted

Family

smokeloader

Version

2020

C2

http://host-data-coin-11.com/

http://file-coin-host-12.com/

http://srtuiyhuali.at/

http://fufuiloirtu.com/

http://amogohuigotuli.at/

http://novohudosovu.com/

http://brutuilionust.com/

http://bubushkalioua.com/

http://dumuilistrati.at/

http://verboliatsiaeeees.com/

rc4.i32
rc4.i32
rc4.i32
rc4.i32

Extracted

Family

tofsee

C2

mubrikych.top

oxxyfix.xyz

Extracted

Family

redline

Botnet

install

C2

62.182.156.187:56323

Extracted

Family

amadey

Version

2.86

C2

185.215.113.35/d2VxjasuwS/index.php

Extracted

Family

redline

Botnet

1

C2

86.107.197.138:38133

Signatures

  • Amadey

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

  • Arkei

    Arkei is an infostealer written in C++.

  • 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 2 IoCs
  • XMRig Miner Payload 1 IoCs
  • Creates new service(s) 1 TTPs
  • Downloads MZ/PE file
  • Executes dropped EXE 17 IoCs
  • Modifies Windows Firewall 1 TTPs
  • Sets service image path in registry 2 TTPs
  • VMProtect packed file 3 IoCs

    Detects executables packed with VMProtect commercial packer.

  • Deletes itself 1 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 Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Checks installed software on the system 1 TTPs

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

  • Drops file in System32 directory 2 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Suspicious use of SetThreadContext 7 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.

  • Checks SCSI registry key(s) 3 TTPs 9 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.

  • Creates scheduled task(s) 1 TTPs 1 IoCs

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

  • Delays execution with timeout.exe 1 IoCs
  • Modifies data under HKEY_USERS 10 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 59 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1162e33dfbd78855259d33a38d78cb6c.exe
    "C:\Users\Admin\AppData\Local\Temp\1162e33dfbd78855259d33a38d78cb6c.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2432
    • C:\Users\Admin\AppData\Local\Temp\1162e33dfbd78855259d33a38d78cb6c.exe
      "C:\Users\Admin\AppData\Local\Temp\1162e33dfbd78855259d33a38d78cb6c.exe"
      2⤵
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      PID:3032
  • C:\Users\Admin\AppData\Local\Temp\1C7D.exe
    C:\Users\Admin\AppData\Local\Temp\1C7D.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1536
    • C:\Users\Admin\AppData\Local\Temp\1C7D.exe
      C:\Users\Admin\AppData\Local\Temp\1C7D.exe
      2⤵
      • Executes dropped EXE
      • Checks SCSI registry key(s)
      • Suspicious behavior: MapViewOfSection
      PID:3956
  • C:\Users\Admin\AppData\Local\Temp\7491.exe
    C:\Users\Admin\AppData\Local\Temp\7491.exe
    1⤵
    • Executes dropped EXE
    • Checks SCSI registry key(s)
    • Suspicious behavior: MapViewOfSection
    PID:4060
  • C:\Users\Admin\AppData\Local\Temp\D782.exe
    C:\Users\Admin\AppData\Local\Temp\D782.exe
    1⤵
    • Executes dropped EXE
    • Loads dropped DLL
    • Checks processor information in registry
    PID:364
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c timeout /t 5 & del /f /q "C:\Users\Admin\AppData\Local\Temp\D782.exe" & exit
      2⤵
        PID:3920
        • C:\Windows\SysWOW64\timeout.exe
          timeout /t 5
          3⤵
          • Delays execution with timeout.exe
          PID:2140
    • C:\Users\Admin\AppData\Local\Temp\DD6E.exe
      C:\Users\Admin\AppData\Local\Temp\DD6E.exe
      1⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:1276
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\eaahzutx\
        2⤵
          PID:1452
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\gunagaud.exe" C:\Windows\SysWOW64\eaahzutx\
          2⤵
            PID:1880
          • C:\Windows\SysWOW64\sc.exe
            "C:\Windows\System32\sc.exe" create eaahzutx binPath= "C:\Windows\SysWOW64\eaahzutx\gunagaud.exe /d\"C:\Users\Admin\AppData\Local\Temp\DD6E.exe\"" type= own start= auto DisplayName= "wifi support"
            2⤵
              PID:3568
            • C:\Windows\SysWOW64\sc.exe
              "C:\Windows\System32\sc.exe" description eaahzutx "wifi internet conection"
              2⤵
                PID:3552
              • C:\Windows\SysWOW64\sc.exe
                "C:\Windows\System32\sc.exe" start eaahzutx
                2⤵
                  PID:860
                • 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:2432
                • C:\Users\Admin\AppData\Local\Temp\E639.exe
                  C:\Users\Admin\AppData\Local\Temp\E639.exe
                  1⤵
                  • Executes dropped EXE
                  • Suspicious use of SetThreadContext
                  • Suspicious use of AdjustPrivilegeToken
                  • Suspicious use of WriteProcessMemory
                  PID:3356
                  • C:\Users\Admin\AppData\Local\Temp\E639.exe
                    C:\Users\Admin\AppData\Local\Temp\E639.exe
                    2⤵
                    • Executes dropped EXE
                    PID:348
                  • C:\Users\Admin\AppData\Local\Temp\E639.exe
                    C:\Users\Admin\AppData\Local\Temp\E639.exe
                    2⤵
                    • Executes dropped EXE
                    PID:3048
                  • C:\Users\Admin\AppData\Local\Temp\E639.exe
                    C:\Users\Admin\AppData\Local\Temp\E639.exe
                    2⤵
                    • Executes dropped EXE
                    • Suspicious use of AdjustPrivilegeToken
                    PID:2724
                • C:\Users\Admin\AppData\Local\Temp\EE97.exe
                  C:\Users\Admin\AppData\Local\Temp\EE97.exe
                  1⤵
                  • Executes dropped EXE
                  PID:2140
                  • C:\Users\Admin\AppData\Local\Temp\60bb09348e\tkools.exe
                    "C:\Users\Admin\AppData\Local\Temp\60bb09348e\tkools.exe"
                    2⤵
                    • Executes dropped EXE
                    PID:2256
                    • C:\Windows\SysWOW64\cmd.exe
                      "C:\Windows\System32\cmd.exe" /C REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\User Shell Folders" /f /v Startup /t REG_SZ /d C:\Users\Admin\AppData\Local\Temp\60bb09348e\
                      3⤵
                        PID:2656
                        • C:\Windows\SysWOW64\reg.exe
                          REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\User Shell Folders" /f /v Startup /t REG_SZ /d C:\Users\Admin\AppData\Local\Temp\60bb09348e\
                          4⤵
                            PID:2500
                        • C:\Windows\SysWOW64\schtasks.exe
                          "C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN tkools.exe /TR "C:\Users\Admin\AppData\Local\Temp\60bb09348e\tkools.exe" /F
                          3⤵
                          • Creates scheduled task(s)
                          PID:3824
                    • C:\Users\Admin\AppData\Local\Temp\F436.exe
                      C:\Users\Admin\AppData\Local\Temp\F436.exe
                      1⤵
                      • Executes dropped EXE
                      • Suspicious use of AdjustPrivilegeToken
                      PID:1472
                    • C:\Users\Admin\AppData\Local\Temp\F6E6.exe
                      C:\Users\Admin\AppData\Local\Temp\F6E6.exe
                      1⤵
                      • Executes dropped EXE
                      • Suspicious use of SetThreadContext
                      • Suspicious use of AdjustPrivilegeToken
                      • Suspicious use of WriteProcessMemory
                      PID:2244
                      • C:\Users\Admin\AppData\Local\Temp\F6E6.exe
                        C:\Users\Admin\AppData\Local\Temp\F6E6.exe
                        2⤵
                        • Executes dropped EXE
                        • Suspicious use of AdjustPrivilegeToken
                        PID:1704
                    • C:\Users\Admin\AppData\Local\Temp\88B.exe
                      C:\Users\Admin\AppData\Local\Temp\88B.exe
                      1⤵
                      • Executes dropped EXE
                      • Suspicious use of NtSetInformationThreadHideFromDebugger
                      • Suspicious use of SetThreadContext
                      PID:1320
                      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
                        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
                        2⤵
                        • Suspicious use of AdjustPrivilegeToken
                        PID:1684
                    • C:\Windows\SysWOW64\eaahzutx\gunagaud.exe
                      C:\Windows\SysWOW64\eaahzutx\gunagaud.exe /d"C:\Users\Admin\AppData\Local\Temp\DD6E.exe"
                      1⤵
                      • Executes dropped EXE
                      • Suspicious use of SetThreadContext
                      PID:4008
                      • C:\Windows\SysWOW64\svchost.exe
                        svchost.exe
                        2⤵
                        • Drops file in System32 directory
                        • Suspicious use of SetThreadContext
                        • Modifies data under HKEY_USERS
                        PID:2120
                        • C:\Windows\SysWOW64\svchost.exe
                          svchost.exe -o fastpool.xyz:10060 -u 9rLbTvsApFs3i3ojk5hDKicMNRQbxxFGwJA2hNC6NoZZDQN5tTFbhviFm4W3koxSrPg87Lnif7qxFYh9xpTJz1cT6B17Ph4.50000 -p x -k -a cn/half
                          3⤵
                          • Suspicious use of AdjustPrivilegeToken
                          PID:2688
                    • C:\Windows\SysWOW64\explorer.exe
                      C:\Windows\SysWOW64\explorer.exe
                      1⤵
                      • Accesses Microsoft Outlook profiles
                      • outlook_office_path
                      • outlook_win_path
                      PID:1724
                    • C:\Windows\explorer.exe
                      C:\Windows\explorer.exe
                      1⤵
                        PID:1684
                      • C:\Users\Admin\AppData\Local\Temp\60bb09348e\tkools.exe
                        C:\Users\Admin\AppData\Local\Temp\60bb09348e\tkools.exe
                        1⤵
                        • Executes dropped EXE
                        PID:1860

                      Network

                      MITRE ATT&CK Enterprise v6

                      Replay Monitor

                      Loading Replay Monitor...

                      Downloads

                      • memory/364-150-0x00000000007E6000-0x00000000007F8000-memory.dmp

                        Filesize

                        72KB

                      • memory/364-153-0x0000000000400000-0x00000000004D2000-memory.dmp

                        Filesize

                        840KB

                      • memory/364-152-0x00000000005E0000-0x000000000072A000-memory.dmp

                        Filesize

                        1.3MB

                      • memory/1276-166-0x0000000000400000-0x00000000004D1000-memory.dmp

                        Filesize

                        836KB

                      • memory/1276-158-0x00000000004E0000-0x000000000062A000-memory.dmp

                        Filesize

                        1.3MB

                      • memory/1276-157-0x0000000000766000-0x0000000000777000-memory.dmp

                        Filesize

                        68KB

                      • memory/1320-232-0x0000000000C70000-0x0000000001721000-memory.dmp

                        Filesize

                        10.7MB

                      • memory/1320-236-0x0000000001BB0000-0x0000000001BB1000-memory.dmp

                        Filesize

                        4KB

                      • memory/1320-217-0x0000000001950000-0x0000000001951000-memory.dmp

                        Filesize

                        4KB

                      • memory/1320-227-0x0000000001BA0000-0x0000000001BA1000-memory.dmp

                        Filesize

                        4KB

                      • memory/1320-223-0x0000000001980000-0x0000000001981000-memory.dmp

                        Filesize

                        4KB

                      • memory/1320-225-0x0000000001990000-0x0000000001991000-memory.dmp

                        Filesize

                        4KB

                      • memory/1320-220-0x0000000001970000-0x0000000001971000-memory.dmp

                        Filesize

                        4KB

                      • memory/1320-216-0x0000000000C60000-0x0000000000C61000-memory.dmp

                        Filesize

                        4KB

                      • memory/1320-231-0x0000000001BC0000-0x0000000001BC1000-memory.dmp

                        Filesize

                        4KB

                      • memory/1472-182-0x0000000005B70000-0x0000000005B71000-memory.dmp

                        Filesize

                        4KB

                      • memory/1472-165-0x00000000001F0000-0x00000000001F1000-memory.dmp

                        Filesize

                        4KB

                      • memory/1472-242-0x0000000006650000-0x0000000006651000-memory.dmp

                        Filesize

                        4KB

                      • memory/1472-180-0x00000000006E0000-0x0000000000703000-memory.dmp

                        Filesize

                        140KB

                      • memory/1472-174-0x0000000000870000-0x00000000008A8000-memory.dmp

                        Filesize

                        224KB

                      • memory/1472-168-0x0000000000400000-0x0000000000523000-memory.dmp

                        Filesize

                        1.1MB

                      • memory/1472-167-0x0000000000810000-0x000000000084A000-memory.dmp

                        Filesize

                        232KB

                      • memory/1472-187-0x0000000002C30000-0x0000000002C31000-memory.dmp

                        Filesize

                        4KB

                      • memory/1472-183-0x00000000007F0000-0x00000000007F1000-memory.dmp

                        Filesize

                        4KB

                      • memory/1472-188-0x0000000002C32000-0x0000000002C33000-memory.dmp

                        Filesize

                        4KB

                      • memory/1472-190-0x0000000002C33000-0x0000000002C34000-memory.dmp

                        Filesize

                        4KB

                      • memory/1472-191-0x0000000002C34000-0x0000000002C35000-memory.dmp

                        Filesize

                        4KB

                      • memory/1472-164-0x0000000000400000-0x0000000000523000-memory.dmp

                        Filesize

                        1.1MB

                      • memory/1472-240-0x0000000002C37000-0x0000000002C39000-memory.dmp

                        Filesize

                        8KB

                      • memory/1472-241-0x00000000065C0000-0x00000000065C1000-memory.dmp

                        Filesize

                        4KB

                      • memory/1536-123-0x0000000000806000-0x0000000000817000-memory.dmp

                        Filesize

                        68KB

                      • memory/1684-304-0x0000000004CC0000-0x00000000052C6000-memory.dmp

                        Filesize

                        6.0MB

                      • memory/1684-250-0x0000000000EE0000-0x0000000000EE7000-memory.dmp

                        Filesize

                        28KB

                      • memory/1684-253-0x0000000000ED0000-0x0000000000EDC000-memory.dmp

                        Filesize

                        48KB

                      • memory/1704-263-0x00000000082D0000-0x00000000082D1000-memory.dmp

                        Filesize

                        4KB

                      • memory/1704-262-0x0000000007BD0000-0x0000000007BD1000-memory.dmp

                        Filesize

                        4KB

                      • memory/1704-205-0x0000000003040000-0x0000000003041000-memory.dmp

                        Filesize

                        4KB

                      • memory/1704-206-0x00000000056F0000-0x00000000056F1000-memory.dmp

                        Filesize

                        4KB

                      • memory/1704-203-0x0000000005BF0000-0x0000000005BF1000-memory.dmp

                        Filesize

                        4KB

                      • memory/1704-208-0x00000000055E0000-0x0000000005BE6000-memory.dmp

                        Filesize

                        6.0MB

                      • memory/1704-209-0x0000000005620000-0x0000000005621000-memory.dmp

                        Filesize

                        4KB

                      • memory/1704-212-0x0000000005660000-0x0000000005661000-memory.dmp

                        Filesize

                        4KB

                      • memory/1704-195-0x0000000000400000-0x0000000000420000-memory.dmp

                        Filesize

                        128KB

                      • memory/1724-246-0x0000000000720000-0x000000000078B000-memory.dmp

                        Filesize

                        428KB

                      • memory/1724-245-0x0000000000A00000-0x0000000000A74000-memory.dmp

                        Filesize

                        464KB

                      • memory/1860-316-0x0000000000550000-0x00000000005FE000-memory.dmp

                        Filesize

                        696KB

                      • memory/1860-317-0x0000000000400000-0x00000000004D6000-memory.dmp

                        Filesize

                        856KB

                      • memory/2120-252-0x0000000000700000-0x0000000000701000-memory.dmp

                        Filesize

                        4KB

                      • memory/2120-249-0x0000000000A00000-0x0000000000A15000-memory.dmp

                        Filesize

                        84KB

                      • memory/2120-254-0x0000000000700000-0x0000000000701000-memory.dmp

                        Filesize

                        4KB

                      • memory/2140-211-0x0000000000400000-0x00000000004D6000-memory.dmp

                        Filesize

                        856KB

                      • memory/2140-210-0x0000000000670000-0x00000000006A8000-memory.dmp

                        Filesize

                        224KB

                      • memory/2244-186-0x0000000002920000-0x0000000002921000-memory.dmp

                        Filesize

                        4KB

                      • memory/2244-184-0x00000000050F0000-0x00000000050F1000-memory.dmp

                        Filesize

                        4KB

                      • memory/2244-172-0x00000000006F0000-0x00000000006F1000-memory.dmp

                        Filesize

                        4KB

                      • memory/2256-280-0x0000000000400000-0x00000000004D6000-memory.dmp

                        Filesize

                        856KB

                      • memory/2432-118-0x00000000005C0000-0x00000000005C9000-memory.dmp

                        Filesize

                        36KB

                      • memory/2724-218-0x0000000000400000-0x0000000000420000-memory.dmp

                        Filesize

                        128KB

                      • memory/2724-237-0x00000000054F0000-0x0000000005AF6000-memory.dmp

                        Filesize

                        6.0MB

                      • memory/3024-119-0x00000000012D0000-0x00000000012E6000-memory.dmp

                        Filesize

                        88KB

                      • memory/3024-134-0x0000000003180000-0x0000000003196000-memory.dmp

                        Filesize

                        88KB

                      • memory/3024-127-0x0000000001430000-0x0000000001446000-memory.dmp

                        Filesize

                        88KB

                      • memory/3032-116-0x0000000000400000-0x0000000000409000-memory.dmp

                        Filesize

                        36KB

                      • memory/3356-144-0x0000000000C00000-0x0000000000C01000-memory.dmp

                        Filesize

                        4KB

                      • memory/3356-149-0x0000000005450000-0x0000000005451000-memory.dmp

                        Filesize

                        4KB

                      • memory/3356-146-0x00000000056E0000-0x00000000056E1000-memory.dmp

                        Filesize

                        4KB

                      • memory/3356-151-0x0000000005D20000-0x0000000005D21000-memory.dmp

                        Filesize

                        4KB

                      • memory/3356-148-0x0000000003080000-0x0000000003081000-memory.dmp

                        Filesize

                        4KB

                      • memory/3356-147-0x0000000005470000-0x0000000005471000-memory.dmp

                        Filesize

                        4KB

                      • memory/4008-256-0x00000000004E0000-0x000000000062A000-memory.dmp

                        Filesize

                        1.3MB

                      • memory/4008-248-0x0000000000791000-0x00000000007A1000-memory.dmp

                        Filesize

                        64KB

                      • memory/4008-257-0x0000000000400000-0x00000000004D1000-memory.dmp

                        Filesize

                        836KB

                      • memory/4060-133-0x0000000000400000-0x00000000004CD000-memory.dmp

                        Filesize

                        820KB

                      • memory/4060-132-0x00000000020B0000-0x00000000020B9000-memory.dmp

                        Filesize

                        36KB

                      • memory/4060-131-0x0000000000866000-0x0000000000877000-memory.dmp

                        Filesize

                        68KB