Analysis

  • max time kernel
    150s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15/11/2022, 20:34

General

  • Target

    9d5670638fac6e9e5670cd6985894e9b2fcf1fb334973e5e3424fb246f835e11.exe

  • Size

    1.2MB

  • MD5

    f4a2a8a7d1d2c7b26f4e54ca2612f71a

  • SHA1

    744fadee7a1e67bee2cf1a534a63483ab1d2e3f8

  • SHA256

    9d5670638fac6e9e5670cd6985894e9b2fcf1fb334973e5e3424fb246f835e11

  • SHA512

    4432c4f8cdfb4b36eb7f6b8794348bce1ecc06709ceb2a804998b1685d22f5f539134dc6e1df95b9834390a06ff8eb804f5bbd517522e6f4b0afa7374a4cd9c5

  • SSDEEP

    24576:QolGO8/6YpXCGf+SK/ftRnMh9+bTLWdaVom4v7FM:Q0GL6YpZmSat5LWdNhM

Malware Config

Extracted

Family

systembc

C2

89.22.225.242:4193

195.2.93.22:4193

Extracted

Family

vidar

Version

55.7

Botnet

1754

C2

https://t.me/deadftx

https://www.ultimate-guitar.com/u/smbfupkuhrgc1

Attributes
  • profile_id

    1754

Signatures

  • Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs
  • SystemBC

    SystemBC is a proxy and remote administration tool first seen in 2019.

  • Vidar

    Vidar is an infostealer based on Arkei stealer.

  • Downloads MZ/PE file
  • Executes dropped EXE 2 IoCs
  • Checks computer location settings 2 TTPs 2 IoCs

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

  • 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 2FA software files, possible credential harvesting 2 TTPs
  • 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.

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • 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 system certificate store 2 TTPs 2 IoCs
  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 34 IoCs
  • Suspicious use of WriteProcessMemory 32 IoCs

Processes

  • C:\Windows\system32\taskhostw.exe
    taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
    1⤵
      PID:2464
      • C:\Users\Admin\AppData\Local\Temp\svchost.exe
        "C:\Users\Admin\AppData\Local\Temp\svchost.exe"
        2⤵
        • Executes dropped EXE
        • Checks computer location settings
        • Loads dropped DLL
        • Checks processor information in registry
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:4212
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\System32\cmd.exe" /c timeout /t 6 & del /f /q "C:\Users\Admin\AppData\Local\Temp\svchost.exe" & exit
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:2408
          • C:\Windows\SysWOW64\timeout.exe
            timeout /t 6
            4⤵
            • Delays execution with timeout.exe
            PID:2104
    • C:\Users\Admin\AppData\Local\Temp\9d5670638fac6e9e5670cd6985894e9b2fcf1fb334973e5e3424fb246f835e11.exe
      "C:\Users\Admin\AppData\Local\Temp\9d5670638fac6e9e5670cd6985894e9b2fcf1fb334973e5e3424fb246f835e11.exe"
      1⤵
      • Checks computer location settings
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:3744
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /create /tn COMSurrogate /f /sc onlogon /rl highest /tr "C:\Users\Admin\goxijag kaqu rabojer\fofew gequa botovib moca loja faromemo sow nexonide hete.exe"
        2⤵
        • Creates scheduled task(s)
        PID:1940
      • C:\Users\Admin\goxijag kaqu rabojer\fofew gequa botovib moca loja faromemo sow nexonide hete.exe
        "C:\Users\Admin\goxijag kaqu rabojer\fofew gequa botovib moca loja faromemo sow nexonide hete.exe"
        2⤵
        • Suspicious use of NtCreateUserProcessOtherParentProcess
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious use of SetThreadContext
        • Modifies system certificate store
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:4444
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\ngentask.exe
          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\ngentask.exe"
          3⤵
            PID:1352
          • C:\Windows\Microsoft.NET\Framework\v4.0.30319\ngentask.exe
            "C:\Windows\Microsoft.NET\Framework\v4.0.30319\ngentask.exe"
            3⤵
              PID:3068
          • C:\Windows\SysWOW64\cmd.exe
            "C:\Windows\System32\cmd.exe" /c chcp 65001 && ping 127.0.0.1 && DEL /F /S /Q /A "C:\Users\Admin\AppData\Local\Temp\9d5670638fac6e9e5670cd6985894e9b2fcf1fb334973e5e3424fb246f835e11.exe"
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:2968
            • C:\Windows\SysWOW64\chcp.com
              chcp 65001
              3⤵
                PID:996
              • C:\Windows\SysWOW64\PING.EXE
                ping 127.0.0.1
                3⤵
                • Runs ping.exe
                PID:3548

          Network

                MITRE ATT&CK Enterprise v6

                Replay Monitor

                Loading Replay Monitor...

                Downloads

                • C:\ProgramData\mozglue.dll

                  Filesize

                  593KB

                  MD5

                  c8fd9be83bc728cc04beffafc2907fe9

                  SHA1

                  95ab9f701e0024cedfbd312bcfe4e726744c4f2e

                  SHA256

                  ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a

                  SHA512

                  fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040

                • C:\ProgramData\nss3.dll

                  Filesize

                  2.0MB

                  MD5

                  1cc453cdf74f31e4d913ff9c10acdde2

                  SHA1

                  6e85eae544d6e965f15fa5c39700fa7202f3aafe

                  SHA256

                  ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5

                  SHA512

                  dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571

                • C:\Users\Admin\AppData\Local\Temp\advapi32.dll

                  Filesize

                  428KB

                  MD5

                  4880886732471a6abbb919b2d9c94e03

                  SHA1

                  78d331eeff674b95bf5d9756a0da7c60b0dee7b4

                  SHA256

                  c1f5411008304f15bcc5fa281bd9ee8eae70948f2a58db190290adaf259dcee0

                  SHA512

                  b755b402d051d6ff777249ba5eb4754eeeb2a2c47baeb1d69dac3b7e67e88aa5ef83027a41fbfaf7e170cb2ec0f15065d8bb529f989fb15319d4c143b4900432

                • C:\Users\Admin\AppData\Local\Temp\svchost.exe

                  Filesize

                  1.8MB

                  MD5

                  e716ffae131666d5e0e77e5d479b1e37

                  SHA1

                  42fea83d3a19beecb25d2c5bd46e547bb4a09319

                  SHA256

                  32684b073e05d41b49611a2d49f25d4d53ca8182d5de134bc7a4924158bc577b

                  SHA512

                  c559c52b40c5b593e0687d05c9ed54229b0eb62a517940caaecc6d09aa4d21bdc129552cfcd31509e4f5c35be069ee617457ce047460cc6a23270499ca14f75c

                • C:\Users\Admin\AppData\Local\Temp\svchost.exe

                  Filesize

                  1.8MB

                  MD5

                  e716ffae131666d5e0e77e5d479b1e37

                  SHA1

                  42fea83d3a19beecb25d2c5bd46e547bb4a09319

                  SHA256

                  32684b073e05d41b49611a2d49f25d4d53ca8182d5de134bc7a4924158bc577b

                  SHA512

                  c559c52b40c5b593e0687d05c9ed54229b0eb62a517940caaecc6d09aa4d21bdc129552cfcd31509e4f5c35be069ee617457ce047460cc6a23270499ca14f75c

                • C:\Users\Admin\goxijag kaqu rabojer\fofew gequa botovib moca loja faromemo sow nexonide hete.exe

                  Filesize

                  783.2MB

                  MD5

                  1037e891f71182094b2f686cb86e9737

                  SHA1

                  361cc1d3510fd52bd527ab80ee7d40f21556ac74

                  SHA256

                  256f43e114a9576a430c968ae15096f4c14cdc5676235e029073649456c5b8f7

                  SHA512

                  6c8b9319b11b8202f73d3d697ceab91bbdcfea97258c2345b29fd7bd2fad016ebee8f3232a4f5d506fd82976731e6a9db0ad3e8174cb1c70e2201ecf30a0773a

                • C:\Users\Admin\goxijag kaqu rabojer\fofew gequa botovib moca loja faromemo sow nexonide hete.exe

                  Filesize

                  783.2MB

                  MD5

                  1037e891f71182094b2f686cb86e9737

                  SHA1

                  361cc1d3510fd52bd527ab80ee7d40f21556ac74

                  SHA256

                  256f43e114a9576a430c968ae15096f4c14cdc5676235e029073649456c5b8f7

                  SHA512

                  6c8b9319b11b8202f73d3d697ceab91bbdcfea97258c2345b29fd7bd2fad016ebee8f3232a4f5d506fd82976731e6a9db0ad3e8174cb1c70e2201ecf30a0773a

                • memory/3068-156-0x0000000000400000-0x0000000000407000-memory.dmp

                  Filesize

                  28KB

                • memory/3068-154-0x0000000000400000-0x0000000000407000-memory.dmp

                  Filesize

                  28KB

                • memory/3068-152-0x0000000000400000-0x0000000000407000-memory.dmp

                  Filesize

                  28KB

                • memory/3744-132-0x0000000002C23000-0x000000000310A000-memory.dmp

                  Filesize

                  4.9MB

                • memory/3744-133-0x0000000003115000-0x000000000320B000-memory.dmp

                  Filesize

                  984KB

                • memory/3744-134-0x0000000002C23000-0x000000000310A000-memory.dmp

                  Filesize

                  4.9MB

                • memory/3744-135-0x0000000003115000-0x000000000320B000-memory.dmp

                  Filesize

                  984KB

                • memory/3744-141-0x0000000003115000-0x000000000320B000-memory.dmp

                  Filesize

                  984KB

                • memory/4212-168-0x000000000EE00000-0x000000000EE5F000-memory.dmp

                  Filesize

                  380KB

                • memory/4212-197-0x000000000EE60000-0x000000000F18A000-memory.dmp

                  Filesize

                  3.2MB

                • memory/4212-196-0x0000000077620000-0x00000000777C3000-memory.dmp

                  Filesize

                  1.6MB

                • memory/4212-195-0x0000000002D00000-0x0000000002E24000-memory.dmp

                  Filesize

                  1.1MB

                • memory/4212-162-0x0000000002600000-0x0000000002BCB000-memory.dmp

                  Filesize

                  5.8MB

                • memory/4212-163-0x0000000077620000-0x00000000777C3000-memory.dmp

                  Filesize

                  1.6MB

                • memory/4212-164-0x0000000002D00000-0x0000000002E24000-memory.dmp

                  Filesize

                  1.1MB

                • memory/4212-165-0x0000000077620000-0x00000000777C3000-memory.dmp

                  Filesize

                  1.6MB

                • memory/4212-166-0x000000000EE60000-0x000000000F18A000-memory.dmp

                  Filesize

                  3.2MB

                • memory/4212-167-0x000000000EE60000-0x000000000F18A000-memory.dmp

                  Filesize

                  3.2MB

                • memory/4212-193-0x0000000002600000-0x00000000027A3000-memory.dmp

                  Filesize

                  1.6MB

                • memory/4212-171-0x0000000002600000-0x0000000002BCB000-memory.dmp

                  Filesize

                  5.8MB

                • memory/4212-172-0x0000000061E00000-0x0000000061EF3000-memory.dmp

                  Filesize

                  972KB

                • memory/4444-145-0x0000000002BE6000-0x00000000030CD000-memory.dmp

                  Filesize

                  4.9MB

                • memory/4444-146-0x00000000030D5000-0x00000000031CB000-memory.dmp

                  Filesize

                  984KB

                • memory/4444-144-0x0000000002BE6000-0x00000000030CD000-memory.dmp

                  Filesize

                  4.9MB

                • memory/4444-147-0x00000000030D5000-0x00000000031CB000-memory.dmp

                  Filesize

                  984KB

                • memory/4444-161-0x00000000030D5000-0x00000000031CB000-memory.dmp

                  Filesize

                  984KB

                • memory/4444-157-0x000000000AF60000-0x000000000AFAB000-memory.dmp

                  Filesize

                  300KB

                • memory/4444-149-0x000000000AF60000-0x000000000AFAB000-memory.dmp

                  Filesize

                  300KB

                • memory/4444-148-0x000000000AF60000-0x000000000AFAB000-memory.dmp

                  Filesize

                  300KB