Analysis

  • max time kernel
    143s
  • max time network
    149s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    30-12-2024 10:41

General

  • Target

    OpenPurchaseOrderSummaryDetails-16-12-2024.vbs

  • Size

    643B

  • MD5

    3611c7e36499135086695c11f2898395

  • SHA1

    b77dff01a77538f9cdcc86dbb45138f5b9da63b9

  • SHA256

    01e6f507f507e2093552b08d51a575f106bb818cd6f32e2d158543f66d2a11a0

  • SHA512

    2023cf992575aa300967d6ca949aea665ccf9ce0235084bf1e143ebb2678f5657d37a8a4f6eafeee1cc9e5849014b59285cdadb98552fb93a85506f55672e4cb

Malware Config

Extracted

Family

xred

C2

xred.mooo.com

Attributes
  • email

    [email protected]

  • payload_url

    http://freedns.afraid.org/api/?action=getdyndns&sha=a30fa98efc092684e8d1c5cff797bcc613562978

    https://docs.google.com/uc?id=0BxsMXGfPIZfSVlVsOGlEVGxuZVk&export=download

    https://www.dropbox.com/s/n1w4p8gc6jzo0sg/SUpdate.ini?dl=1

    http://xred.site50.net/syn/SUpdate.ini

    https://docs.google.com/uc?id=0BxsMXGfPIZfSVzUyaHFYVkQxeFk&export=download

    https://www.dropbox.com/s/zhp1b06imehwylq/Synaptics.rar?dl=1

    http://xred.site50.net/syn/Synaptics.rar

    https://docs.google.com/uc?id=0BxsMXGfPIZfSTmlVYkxhSDg5TzQ&export=download

    https://www.dropbox.com/s/fzj752whr3ontsm/SSLLibrary.dll?dl=1

    http://xred.site50.net/syn/SSLLibrary.dll

Signatures

  • Xred

    Xred is backdoor written in Delphi.

  • Xred family
  • Blocklisted process makes network request 4 IoCs
  • Drops startup file 2 IoCs
  • Executes dropped EXE 7 IoCs
  • Loads dropped DLL 7 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • AutoIT Executable 5 IoCs

    AutoIT scripts compiled to PE executables.

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 11 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Enumerates system info in registry 2 TTPs 1 IoCs
  • Modifies system certificate store 2 TTPs 3 IoCs
  • NTFS ADS 1 IoCs
  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

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

  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 40 IoCs

Processes

  • C:\Windows\System32\WScript.exe
    "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\OpenPurchaseOrderSummaryDetails-16-12-2024.vbs"
    1⤵
    • Blocklisted process makes network request
    • Drops startup file
    • Modifies system certificate store
    • Suspicious use of WriteProcessMemory
    PID:2092
    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Google.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Google.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2076
      • C:\Users\Admin\AppData\Local\Temp\._cache_Google.exe
        "C:\Users\Admin\AppData\Local\Temp\._cache_Google.exe"
        3⤵
        • Drops startup file
        • Executes dropped EXE
        • Loads dropped DLL
        • Adds Run key to start application
        • System Location Discovery: System Language Discovery
        • NTFS ADS
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: GetForegroundWindowSpam
        • Suspicious use of WriteProcessMemory
        PID:2620
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c schtasks /create /tn BBLXFG.exe /tr C:\Users\Admin\AppData\Roaming\Windata\TXAASJ.exe /sc minute /mo 1
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:1016
          • C:\Windows\SysWOW64\schtasks.exe
            schtasks /create /tn BBLXFG.exe /tr C:\Users\Admin\AppData\Roaming\Windata\TXAASJ.exe /sc minute /mo 1
            5⤵
            • System Location Discovery: System Language Discovery
            • Scheduled Task/Job: Scheduled Task
            PID:1444
        • C:\Windows\SysWOW64\WSCript.exe
          WSCript C:\Users\Admin\AppData\Local\Temp\BBLXFG.vbs
          4⤵
          • System Location Discovery: System Language Discovery
          PID:888
      • C:\ProgramData\Synaptics\Synaptics.exe
        "C:\ProgramData\Synaptics\Synaptics.exe" InjUpdate
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2428
        • C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe
          "C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe" InjUpdate
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          PID:1440
  • C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE
    "C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /automation -Embedding
    1⤵
    • System Location Discovery: System Language Discovery
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    PID:2028
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {FD1F2143-EB2A-4216-AB25-BA0DD4D2FABD} S-1-5-21-2039016743-699959520-214465309-1000:PIDEURYY\Admin:Interactive:[1]
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1232
    • C:\Users\Admin\AppData\Roaming\Windata\TXAASJ.exe
      C:\Users\Admin\AppData\Roaming\Windata\TXAASJ.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:1512
    • C:\Users\Admin\AppData\Roaming\Windata\TXAASJ.exe
      C:\Users\Admin\AppData\Roaming\Windata\TXAASJ.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:2732
    • C:\Users\Admin\AppData\Roaming\Windata\TXAASJ.exe
      C:\Users\Admin\AppData\Roaming\Windata\TXAASJ.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:1564

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

    Filesize

    342B

    MD5

    da53b4ec2493259387d65f7e91a95e9c

    SHA1

    2b472a3431a816104947cc069864ffa343e1118c

    SHA256

    91256d08700233cf39c1d106f6f2912289985d044ad8c087f44f36ffc20539f4

    SHA512

    31c1b5c5dd4c0d1696e30c6a15bb55f2307222bd74d276443387495f71f2e61469efd260605639c5dc0d82e326fead8a23315261a588be00ece9514e27ccbf67

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

    Filesize

    1.4MB

    MD5

    df6fa61ac1509c2d8b720690829d5634

    SHA1

    4430a5461b9c0b5fb8ad0398edad7b5e89159441

    SHA256

    90520e67bffe18505e7d77356a0adbf8ab6663862ef765387eeaf6e2ce5a32d6

    SHA512

    4f953ead572c92bde737227c1afa88bc2d274118e42c99e9245405b4748fa0f258ca8b334ecf219e5c7d2adbbf9185ca4cbbdcc5ef312c26aa7e81bd32d0610c

  • C:\Users\Admin\AppData\Local\Temp\1oRiS7uN.xlsm

    Filesize

    17KB

    MD5

    e566fc53051035e1e6fd0ed1823de0f9

    SHA1

    00bc96c48b98676ecd67e81a6f1d7754e4156044

    SHA256

    8e574b4ae6502230c0829e2319a6c146aebd51b7008bf5bbfb731424d7952c15

    SHA512

    a12f56ff30ea35381c2b8f8af2446cf1daa21ee872e98cad4b863db060acd4c33c5760918c277dadb7a490cb4ca2f925d59c70dc5171e16601a11bc4a6542b04

  • C:\Users\Admin\AppData\Local\Temp\1oRiS7uN.xlsm

    Filesize

    27KB

    MD5

    3e65d370e981a6064c30b929bfe05bb9

    SHA1

    e7be118fbe4925f342ec0347d99062332a542347

    SHA256

    bc9fbb9e8cee23c48d87b6c6fc43416b006209249a71521bfd743af645a3c244

    SHA512

    1774e06d54ed7f29a8937c635dd9f5b5d7d4802486516e5c23b679bdd29f7cbd6b423f633242af8ffdafc2bfe5de07cbcbe6fa6bcd71b60fcf62ff9f0f8c4e1a

  • C:\Users\Admin\AppData\Local\Temp\BBLXFG.vbs

    Filesize

    848B

    MD5

    38633df408eab071a57c8705ceab5625

    SHA1

    e0969c4b1d47dae8ba51b829f7b453bed52a7f23

    SHA256

    c31c483041db528685798e46af3a872d0b5aa00a3a0df1bac85a253d5ae24aad

    SHA512

    c9c42135f180bd7364c737b2c2a2ac1df0ec735f66d393d39e86b62006ac4f525fa543cae00c284b45df33ba76a0527e8f36069282a1142011ab69f69a9e61f5

  • C:\Users\Admin\AppData\Local\Temp\CabE11E.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\TarE130.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Google.exe

    Filesize

    2.1MB

    MD5

    38d3095d1b748cd53c65395718d7c5f4

    SHA1

    3c0221471b641a641a9141a731f6ee09663e6538

    SHA256

    f3724bf49bfd8d11ef1f81b4c6aebc4d3281cecfa357d4fb3ae388a4add242e6

    SHA512

    f0ab6ed5dfa52d8159c5090fd96087ba8e89c26c2fdb90fae3f4d19b6952250ecd49846b9198d7c77affb6fabe3a0e53758392409a73552b202591433afc03e6

  • memory/2028-107-0x000000005FFF0000-0x0000000060000000-memory.dmp

    Filesize

    64KB

  • memory/2076-88-0x0000000000400000-0x0000000000620000-memory.dmp

    Filesize

    2.1MB

  • memory/2076-60-0x0000000000220000-0x0000000000221000-memory.dmp

    Filesize

    4KB

  • memory/2428-152-0x0000000000400000-0x0000000000620000-memory.dmp

    Filesize

    2.1MB

  • memory/2428-190-0x0000000000400000-0x0000000000620000-memory.dmp

    Filesize

    2.1MB