Analysis

  • max time kernel
    271s
  • max time network
    286s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    24-09-2022 22:18

General

  • Target

    ee37368824372234e4ac430592ac3286044e692adab63a11f00b7023e8025cb2.exe

  • Size

    246KB

  • MD5

    e6315c0db5f71599df36d466d4a625cc

  • SHA1

    d5c3975b8eee303d5dc5d5f273c59ba4d810bc23

  • SHA256

    ee37368824372234e4ac430592ac3286044e692adab63a11f00b7023e8025cb2

  • SHA512

    6846d951e9d6c3c2f6af44c669f539ab64c6c73a39b5de7db9637cd40e105f98c4c7d007a7691ba4db942721cc22757e0a72080552ac7d54db008beb5f5c5cd0

  • SSDEEP

    3072:igrSLIRLP9sEd7LyJLRRY5cjM2P9Q85i8u0TRki1duyuybAugRv8P3wbbD03QN4k:xLW/4j8u0TjcYYRg3CAQN4Ap

Malware Config

Extracted

Family

systembc

C2

109.107.187.226:4001

Signatures

  • SystemBC

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

  • Downloads MZ/PE file
  • Executes dropped EXE 10 IoCs
  • UPX packed file 6 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Loads dropped DLL 6 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Drops file in Windows directory 2 IoCs
  • 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 behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 47 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ee37368824372234e4ac430592ac3286044e692adab63a11f00b7023e8025cb2.exe
    "C:\Users\Admin\AppData\Local\Temp\ee37368824372234e4ac430592ac3286044e692adab63a11f00b7023e8025cb2.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1344
    • C:\Users\Admin\AppData\Local\Temp\b3f32abb88\rovwer.exe
      "C:\Users\Admin\AppData\Local\Temp\b3f32abb88\rovwer.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:844
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN rovwer.exe /TR "C:\Users\Admin\AppData\Local\Temp\b3f32abb88\rovwer.exe" /F
        3⤵
        • Creates scheduled task(s)
        PID:1676
      • C:\Users\Admin\AppData\Local\Temp\1000003001\socksupd.exe
        "C:\Users\Admin\AppData\Local\Temp\1000003001\socksupd.exe"
        3⤵
        • Executes dropped EXE
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        PID:812
      • C:\Users\Admin\AppData\Local\Temp\1000004001\winupdater.exe
        "C:\Users\Admin\AppData\Local\Temp\1000004001\winupdater.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of WriteProcessMemory
        PID:584
        • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
          powershell "" "Get-WmiObject Win32_PortConnector"
          4⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:1540
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {BC9B2753-2464-4885-956A-9BECA31CC39D} S-1-5-21-999675638-2867687379-27515722-1000:ORXGKKZC\Admin:Interactive:[1]
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1708
    • C:\Users\Admin\AppData\Local\Temp\b3f32abb88\rovwer.exe
      C:\Users\Admin\AppData\Local\Temp\b3f32abb88\rovwer.exe
      2⤵
      • Executes dropped EXE
      PID:552
    • C:\ProgramData\xenopmq\hqpoifx.exe
      C:\ProgramData\xenopmq\hqpoifx.exe start2
      2⤵
      • Executes dropped EXE
      PID:852
    • C:\Users\Admin\AppData\Local\Temp\b3f32abb88\rovwer.exe
      C:\Users\Admin\AppData\Local\Temp\b3f32abb88\rovwer.exe
      2⤵
      • Executes dropped EXE
      PID:1020
    • C:\ProgramData\xenopmq\hqpoifx.exe
      C:\ProgramData\xenopmq\hqpoifx.exe start2
      2⤵
      • Executes dropped EXE
      PID:304
    • C:\Users\Admin\AppData\Local\Temp\b3f32abb88\rovwer.exe
      C:\Users\Admin\AppData\Local\Temp\b3f32abb88\rovwer.exe
      2⤵
      • Executes dropped EXE
      PID:1268
    • C:\Users\Admin\AppData\Local\Temp\b3f32abb88\rovwer.exe
      C:\Users\Admin\AppData\Local\Temp\b3f32abb88\rovwer.exe
      2⤵
      • Executes dropped EXE
      PID:1860
    • C:\Users\Admin\AppData\Local\Temp\b3f32abb88\rovwer.exe
      C:\Users\Admin\AppData\Local\Temp\b3f32abb88\rovwer.exe
      2⤵
      • Executes dropped EXE
      PID:1616

Network

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

1
T1112

Credential Access

Credentials in Files

1
T1081

Discovery

System Information Discovery

1
T1082

Collection

Data from Local System

1
T1005

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\ProgramData\xenopmq\hqpoifx.exe
    Filesize

    197KB

    MD5

    57eb1430903457db36a36023304f8a38

    SHA1

    831f481eebdf994a1cfacca5a9f53e1f6f93e0fd

    SHA256

    1962f91125c15839d9e18b7273f1831cae8a191c574577210dda1a424e9e7628

    SHA512

    a33af94ab2083e6beb5631ce4ff8c5340b4bf10e7a15727aef6817ec4dfd7c6771f90abc8bca397319d571cc8c165c7182528bab2e962f168530b7a496da683e

  • C:\ProgramData\xenopmq\hqpoifx.exe
    Filesize

    197KB

    MD5

    57eb1430903457db36a36023304f8a38

    SHA1

    831f481eebdf994a1cfacca5a9f53e1f6f93e0fd

    SHA256

    1962f91125c15839d9e18b7273f1831cae8a191c574577210dda1a424e9e7628

    SHA512

    a33af94ab2083e6beb5631ce4ff8c5340b4bf10e7a15727aef6817ec4dfd7c6771f90abc8bca397319d571cc8c165c7182528bab2e962f168530b7a496da683e

  • C:\ProgramData\xenopmq\hqpoifx.exe
    Filesize

    197KB

    MD5

    57eb1430903457db36a36023304f8a38

    SHA1

    831f481eebdf994a1cfacca5a9f53e1f6f93e0fd

    SHA256

    1962f91125c15839d9e18b7273f1831cae8a191c574577210dda1a424e9e7628

    SHA512

    a33af94ab2083e6beb5631ce4ff8c5340b4bf10e7a15727aef6817ec4dfd7c6771f90abc8bca397319d571cc8c165c7182528bab2e962f168530b7a496da683e

  • C:\Users\Admin\AppData\Local\Temp\1000003001\socksupd.exe
    Filesize

    197KB

    MD5

    57eb1430903457db36a36023304f8a38

    SHA1

    831f481eebdf994a1cfacca5a9f53e1f6f93e0fd

    SHA256

    1962f91125c15839d9e18b7273f1831cae8a191c574577210dda1a424e9e7628

    SHA512

    a33af94ab2083e6beb5631ce4ff8c5340b4bf10e7a15727aef6817ec4dfd7c6771f90abc8bca397319d571cc8c165c7182528bab2e962f168530b7a496da683e

  • C:\Users\Admin\AppData\Local\Temp\1000003001\socksupd.exe
    Filesize

    197KB

    MD5

    57eb1430903457db36a36023304f8a38

    SHA1

    831f481eebdf994a1cfacca5a9f53e1f6f93e0fd

    SHA256

    1962f91125c15839d9e18b7273f1831cae8a191c574577210dda1a424e9e7628

    SHA512

    a33af94ab2083e6beb5631ce4ff8c5340b4bf10e7a15727aef6817ec4dfd7c6771f90abc8bca397319d571cc8c165c7182528bab2e962f168530b7a496da683e

  • C:\Users\Admin\AppData\Local\Temp\1000004001\winupdater.exe
    Filesize

    5.1MB

    MD5

    41bc228717c87799ec41f178ad2cfbbf

    SHA1

    3edef885988004a575dbbfac2d7a9849f93837d9

    SHA256

    a2b44911354d50d59e5e0b93bf5857353ec6598d71f37e2dc3053fa48e6b9e5b

    SHA512

    d98e9b3606ab7be9bd12027529fe3cfef81a7dd2696641439f35046770c744a72afe28c46a4c3154022c44c5915216d8e86f1d7bef853fa28a4e2b82361fd918

  • C:\Users\Admin\AppData\Local\Temp\b3f32abb88\rovwer.exe
    Filesize

    246KB

    MD5

    e6315c0db5f71599df36d466d4a625cc

    SHA1

    d5c3975b8eee303d5dc5d5f273c59ba4d810bc23

    SHA256

    ee37368824372234e4ac430592ac3286044e692adab63a11f00b7023e8025cb2

    SHA512

    6846d951e9d6c3c2f6af44c669f539ab64c6c73a39b5de7db9637cd40e105f98c4c7d007a7691ba4db942721cc22757e0a72080552ac7d54db008beb5f5c5cd0

  • C:\Users\Admin\AppData\Local\Temp\b3f32abb88\rovwer.exe
    Filesize

    246KB

    MD5

    e6315c0db5f71599df36d466d4a625cc

    SHA1

    d5c3975b8eee303d5dc5d5f273c59ba4d810bc23

    SHA256

    ee37368824372234e4ac430592ac3286044e692adab63a11f00b7023e8025cb2

    SHA512

    6846d951e9d6c3c2f6af44c669f539ab64c6c73a39b5de7db9637cd40e105f98c4c7d007a7691ba4db942721cc22757e0a72080552ac7d54db008beb5f5c5cd0

  • C:\Users\Admin\AppData\Local\Temp\b3f32abb88\rovwer.exe
    Filesize

    246KB

    MD5

    e6315c0db5f71599df36d466d4a625cc

    SHA1

    d5c3975b8eee303d5dc5d5f273c59ba4d810bc23

    SHA256

    ee37368824372234e4ac430592ac3286044e692adab63a11f00b7023e8025cb2

    SHA512

    6846d951e9d6c3c2f6af44c669f539ab64c6c73a39b5de7db9637cd40e105f98c4c7d007a7691ba4db942721cc22757e0a72080552ac7d54db008beb5f5c5cd0

  • C:\Users\Admin\AppData\Local\Temp\b3f32abb88\rovwer.exe
    Filesize

    246KB

    MD5

    e6315c0db5f71599df36d466d4a625cc

    SHA1

    d5c3975b8eee303d5dc5d5f273c59ba4d810bc23

    SHA256

    ee37368824372234e4ac430592ac3286044e692adab63a11f00b7023e8025cb2

    SHA512

    6846d951e9d6c3c2f6af44c669f539ab64c6c73a39b5de7db9637cd40e105f98c4c7d007a7691ba4db942721cc22757e0a72080552ac7d54db008beb5f5c5cd0

  • C:\Users\Admin\AppData\Local\Temp\b3f32abb88\rovwer.exe
    Filesize

    246KB

    MD5

    e6315c0db5f71599df36d466d4a625cc

    SHA1

    d5c3975b8eee303d5dc5d5f273c59ba4d810bc23

    SHA256

    ee37368824372234e4ac430592ac3286044e692adab63a11f00b7023e8025cb2

    SHA512

    6846d951e9d6c3c2f6af44c669f539ab64c6c73a39b5de7db9637cd40e105f98c4c7d007a7691ba4db942721cc22757e0a72080552ac7d54db008beb5f5c5cd0

  • C:\Users\Admin\AppData\Local\Temp\b3f32abb88\rovwer.exe
    Filesize

    246KB

    MD5

    e6315c0db5f71599df36d466d4a625cc

    SHA1

    d5c3975b8eee303d5dc5d5f273c59ba4d810bc23

    SHA256

    ee37368824372234e4ac430592ac3286044e692adab63a11f00b7023e8025cb2

    SHA512

    6846d951e9d6c3c2f6af44c669f539ab64c6c73a39b5de7db9637cd40e105f98c4c7d007a7691ba4db942721cc22757e0a72080552ac7d54db008beb5f5c5cd0

  • C:\Users\Admin\AppData\Local\Temp\b3f32abb88\rovwer.exe
    Filesize

    246KB

    MD5

    e6315c0db5f71599df36d466d4a625cc

    SHA1

    d5c3975b8eee303d5dc5d5f273c59ba4d810bc23

    SHA256

    ee37368824372234e4ac430592ac3286044e692adab63a11f00b7023e8025cb2

    SHA512

    6846d951e9d6c3c2f6af44c669f539ab64c6c73a39b5de7db9637cd40e105f98c4c7d007a7691ba4db942721cc22757e0a72080552ac7d54db008beb5f5c5cd0

  • \Users\Admin\AppData\Local\Temp\1000003001\socksupd.exe
    Filesize

    197KB

    MD5

    57eb1430903457db36a36023304f8a38

    SHA1

    831f481eebdf994a1cfacca5a9f53e1f6f93e0fd

    SHA256

    1962f91125c15839d9e18b7273f1831cae8a191c574577210dda1a424e9e7628

    SHA512

    a33af94ab2083e6beb5631ce4ff8c5340b4bf10e7a15727aef6817ec4dfd7c6771f90abc8bca397319d571cc8c165c7182528bab2e962f168530b7a496da683e

  • \Users\Admin\AppData\Local\Temp\1000003001\socksupd.exe
    Filesize

    197KB

    MD5

    57eb1430903457db36a36023304f8a38

    SHA1

    831f481eebdf994a1cfacca5a9f53e1f6f93e0fd

    SHA256

    1962f91125c15839d9e18b7273f1831cae8a191c574577210dda1a424e9e7628

    SHA512

    a33af94ab2083e6beb5631ce4ff8c5340b4bf10e7a15727aef6817ec4dfd7c6771f90abc8bca397319d571cc8c165c7182528bab2e962f168530b7a496da683e

  • \Users\Admin\AppData\Local\Temp\1000004001\winupdater.exe
    Filesize

    5.1MB

    MD5

    41bc228717c87799ec41f178ad2cfbbf

    SHA1

    3edef885988004a575dbbfac2d7a9849f93837d9

    SHA256

    a2b44911354d50d59e5e0b93bf5857353ec6598d71f37e2dc3053fa48e6b9e5b

    SHA512

    d98e9b3606ab7be9bd12027529fe3cfef81a7dd2696641439f35046770c744a72afe28c46a4c3154022c44c5915216d8e86f1d7bef853fa28a4e2b82361fd918

  • \Users\Admin\AppData\Local\Temp\1000004001\winupdater.exe
    Filesize

    5.1MB

    MD5

    41bc228717c87799ec41f178ad2cfbbf

    SHA1

    3edef885988004a575dbbfac2d7a9849f93837d9

    SHA256

    a2b44911354d50d59e5e0b93bf5857353ec6598d71f37e2dc3053fa48e6b9e5b

    SHA512

    d98e9b3606ab7be9bd12027529fe3cfef81a7dd2696641439f35046770c744a72afe28c46a4c3154022c44c5915216d8e86f1d7bef853fa28a4e2b82361fd918

  • \Users\Admin\AppData\Local\Temp\b3f32abb88\rovwer.exe
    Filesize

    246KB

    MD5

    e6315c0db5f71599df36d466d4a625cc

    SHA1

    d5c3975b8eee303d5dc5d5f273c59ba4d810bc23

    SHA256

    ee37368824372234e4ac430592ac3286044e692adab63a11f00b7023e8025cb2

    SHA512

    6846d951e9d6c3c2f6af44c669f539ab64c6c73a39b5de7db9637cd40e105f98c4c7d007a7691ba4db942721cc22757e0a72080552ac7d54db008beb5f5c5cd0

  • \Users\Admin\AppData\Local\Temp\b3f32abb88\rovwer.exe
    Filesize

    246KB

    MD5

    e6315c0db5f71599df36d466d4a625cc

    SHA1

    d5c3975b8eee303d5dc5d5f273c59ba4d810bc23

    SHA256

    ee37368824372234e4ac430592ac3286044e692adab63a11f00b7023e8025cb2

    SHA512

    6846d951e9d6c3c2f6af44c669f539ab64c6c73a39b5de7db9637cd40e105f98c4c7d007a7691ba4db942721cc22757e0a72080552ac7d54db008beb5f5c5cd0

  • memory/304-104-0x0000000000000000-mapping.dmp
  • memory/304-112-0x00000000002EB000-0x00000000002FC000-memory.dmp
    Filesize

    68KB

  • memory/304-113-0x0000000000400000-0x000000000058B000-memory.dmp
    Filesize

    1.5MB

  • memory/552-71-0x0000000000000000-mapping.dmp
  • memory/552-76-0x0000000000400000-0x0000000000597000-memory.dmp
    Filesize

    1.6MB

  • memory/552-75-0x000000000071B000-0x0000000000738000-memory.dmp
    Filesize

    116KB

  • memory/584-82-0x0000000000000000-mapping.dmp
  • memory/584-131-0x0000000000C50000-0x0000000001EEF000-memory.dmp
    Filesize

    18.6MB

  • memory/584-97-0x0000000000C50000-0x0000000001EEF000-memory.dmp
    Filesize

    18.6MB

  • memory/584-87-0x0000000000C50000-0x0000000001EEF000-memory.dmp
    Filesize

    18.6MB

  • memory/812-79-0x0000000000400000-0x000000000058B000-memory.dmp
    Filesize

    1.5MB

  • memory/812-78-0x0000000000220000-0x0000000000225000-memory.dmp
    Filesize

    20KB

  • memory/812-77-0x000000000066B000-0x000000000067C000-memory.dmp
    Filesize

    68KB

  • memory/812-69-0x0000000000000000-mapping.dmp
  • memory/812-95-0x000000000066B000-0x000000000067C000-memory.dmp
    Filesize

    68KB

  • memory/844-86-0x00000000036E0000-0x000000000497F000-memory.dmp
    Filesize

    18.6MB

  • memory/844-83-0x000000000067B000-0x0000000000698000-memory.dmp
    Filesize

    116KB

  • memory/844-85-0x0000000000400000-0x0000000000597000-memory.dmp
    Filesize

    1.6MB

  • memory/844-65-0x000000000067B000-0x0000000000698000-memory.dmp
    Filesize

    116KB

  • memory/844-96-0x00000000036E0000-0x000000000497F000-memory.dmp
    Filesize

    18.6MB

  • memory/844-57-0x0000000000000000-mapping.dmp
  • memory/844-66-0x0000000000400000-0x0000000000597000-memory.dmp
    Filesize

    1.6MB

  • memory/852-93-0x000000000075B000-0x000000000076C000-memory.dmp
    Filesize

    68KB

  • memory/852-103-0x000000000075B000-0x000000000076C000-memory.dmp
    Filesize

    68KB

  • memory/852-90-0x0000000000000000-mapping.dmp
  • memory/852-94-0x0000000000400000-0x000000000058B000-memory.dmp
    Filesize

    1.5MB

  • memory/1020-102-0x0000000000400000-0x0000000000597000-memory.dmp
    Filesize

    1.6MB

  • memory/1020-98-0x0000000000000000-mapping.dmp
  • memory/1268-105-0x0000000000000000-mapping.dmp
  • memory/1268-110-0x00000000006BB000-0x00000000006D8000-memory.dmp
    Filesize

    116KB

  • memory/1268-111-0x0000000000400000-0x0000000000597000-memory.dmp
    Filesize

    1.6MB

  • memory/1344-54-0x0000000074F41000-0x0000000074F43000-memory.dmp
    Filesize

    8KB

  • memory/1344-59-0x000000000068B000-0x00000000006A8000-memory.dmp
    Filesize

    116KB

  • memory/1344-61-0x0000000000400000-0x0000000000597000-memory.dmp
    Filesize

    1.6MB

  • memory/1344-60-0x0000000000300000-0x0000000000338000-memory.dmp
    Filesize

    224KB

  • memory/1540-125-0x000007FEFBAE1000-0x000007FEFBAE3000-memory.dmp
    Filesize

    8KB

  • memory/1540-130-0x00000000023DB000-0x00000000023FA000-memory.dmp
    Filesize

    124KB

  • memory/1540-129-0x00000000023D4000-0x00000000023D7000-memory.dmp
    Filesize

    12KB

  • memory/1540-128-0x00000000023D4000-0x00000000023D7000-memory.dmp
    Filesize

    12KB

  • memory/1540-127-0x000007FEF2B90000-0x000007FEF36ED000-memory.dmp
    Filesize

    11.4MB

  • memory/1540-126-0x000007FEF36F0000-0x000007FEF4113000-memory.dmp
    Filesize

    10.1MB

  • memory/1540-124-0x0000000000000000-mapping.dmp
  • memory/1616-123-0x0000000000400000-0x0000000000597000-memory.dmp
    Filesize

    1.6MB

  • memory/1616-122-0x00000000006BB000-0x00000000006D8000-memory.dmp
    Filesize

    116KB

  • memory/1616-119-0x0000000000000000-mapping.dmp
  • memory/1676-63-0x0000000000000000-mapping.dmp
  • memory/1860-118-0x0000000000400000-0x0000000000597000-memory.dmp
    Filesize

    1.6MB

  • memory/1860-117-0x000000000026B000-0x0000000000288000-memory.dmp
    Filesize

    116KB

  • memory/1860-114-0x0000000000000000-mapping.dmp