Analysis

  • max time kernel
    141s
  • max time network
    149s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    03-01-2025 03:26

General

  • Target

    457a62394c53eba3c5ef6d569230487c17aaabc837a4a9361670b1c2ee9f5c34.exe

  • Size

    5.7MB

  • MD5

    100620cd1016f9b7aed030b8eced2afd

  • SHA1

    f98f52d52fa58ea5d9b179d28422109958e1b3e2

  • SHA256

    457a62394c53eba3c5ef6d569230487c17aaabc837a4a9361670b1c2ee9f5c34

  • SHA512

    b092244989f027692ee5cc4475611469c8ead213dde075493a6f6a5d3b81371d428958617c58a6c16dbadf75cb878fe279c0140f1629a169392e5f14e6c0f08d

  • SSDEEP

    98304:znsmtk2ahd+T6Kn5kBqUMWirt49K9nWBp5doWp/IZviyJrw:LLQdxK3z49K9I5B0vJw

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

Extracted

Family

xworm

Version

5.0

C2

45.141.26.134:7000

Mutex

CcojtGUool4u0Nw2

Attributes
  • Install_directory

    %Userprofile%

  • install_file

    svchost.exe

aes.plain

Signatures

  • Detect Xworm Payload 7 IoCs
  • Xred

    Xred is backdoor written in Delphi.

  • Xred family
  • Xworm

    Xworm is a remote access trojan written in C#.

  • Xworm family
  • Executes dropped EXE 9 IoCs
  • Loads dropped DLL 8 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 4 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
  • 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 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 35 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Users\Admin\AppData\Local\Temp\457a62394c53eba3c5ef6d569230487c17aaabc837a4a9361670b1c2ee9f5c34.exe
    "C:\Users\Admin\AppData\Local\Temp\457a62394c53eba3c5ef6d569230487c17aaabc837a4a9361670b1c2ee9f5c34.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2888
    • C:\Users\Admin\AppData\Local\Temp\._cache_457a62394c53eba3c5ef6d569230487c17aaabc837a4a9361670b1c2ee9f5c34.exe
      "C:\Users\Admin\AppData\Local\Temp\._cache_457a62394c53eba3c5ef6d569230487c17aaabc837a4a9361670b1c2ee9f5c34.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:2704
      • C:\Users\Admin\AppData\Roaming\Fulloptionnew_by elegance.exe
        "C:\Users\Admin\AppData\Roaming\Fulloptionnew_by elegance.exe"
        3⤵
        • Executes dropped EXE
        PID:800
      • C:\Users\Admin\AppData\Roaming\svchost.exe
        "C:\Users\Admin\AppData\Roaming\svchost.exe"
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2916
        • C:\Users\Admin\AppData\Local\Temp\._cache_svchost.exe
          "C:\Users\Admin\AppData\Local\Temp\._cache_svchost.exe"
          4⤵
          • Executes dropped EXE
          • Adds Run key to start application
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:3032
          • C:\Windows\System32\schtasks.exe
            "C:\Windows\System32\schtasks.exe" /create /f /RL HIGHEST /sc minute /mo 1 /tn "svchost" /tr "C:\Users\Admin\svchost.exe"
            5⤵
            • Scheduled Task/Job: Scheduled Task
            PID:1580
    • C:\ProgramData\Synaptics\Synaptics.exe
      "C:\ProgramData\Synaptics\Synaptics.exe" InjUpdate
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2756
      • C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe
        "C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe" InjUpdate
        3⤵
        • Executes dropped EXE
        PID:1920
  • 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:2240
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {2FB4EE14-A790-4046-B9CB-7317EB1152D1} S-1-5-21-3533259084-2542256011-65585152-1000:XPAJOTIY\Admin:Interactive:[1]
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2032
    • C:\Users\Admin\svchost.exe
      C:\Users\Admin\svchost.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      PID:2232
    • C:\Users\Admin\svchost.exe
      C:\Users\Admin\svchost.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      PID:2744
    • C:\Users\Admin\svchost.exe
      C:\Users\Admin\svchost.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      PID:1444

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\Synaptics\Synaptics.exe

    Filesize

    5.7MB

    MD5

    100620cd1016f9b7aed030b8eced2afd

    SHA1

    f98f52d52fa58ea5d9b179d28422109958e1b3e2

    SHA256

    457a62394c53eba3c5ef6d569230487c17aaabc837a4a9361670b1c2ee9f5c34

    SHA512

    b092244989f027692ee5cc4475611469c8ead213dde075493a6f6a5d3b81371d428958617c58a6c16dbadf75cb878fe279c0140f1629a169392e5f14e6c0f08d

  • C:\Users\Admin\AppData\Local\Temp\._cache_457a62394c53eba3c5ef6d569230487c17aaabc837a4a9361670b1c2ee9f5c34.exe

    Filesize

    4.8MB

    MD5

    adc3667c6060dfdcb6f41bd2b01c31a3

    SHA1

    54c39168b2d76c54f62f9ba266754581ff599d2d

    SHA256

    bab41ee900b96a6c768996d935ba44c391c14003c30a278a8ac1e32ebe49a1a6

    SHA512

    f57a33b28854855eb00ebdd3b0bc8b644bfbacbad9eb2a66364a662640d237202613ff43348cf405c28f6045855d97ca6928da4fc88906ec47bce2282530d726

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

    Filesize

    40KB

    MD5

    5390ed74a0c3c880fdd6d0e2d135bfe1

    SHA1

    0dbe542e0fe98e17e877f2e5d1dd6dc252943f41

    SHA256

    48ca5393cc5f72125e9677a9833e86b4bd65aa4a9c167c6171a2d38359b100d9

    SHA512

    54699e0c3dba1d2df00aca934264fbf728bc2185024d577f3ce2325a9a04467e5b52d15e5f3a5689fe839afa48175765d55f941879076de8012f4bb84fab9cd7

  • C:\Users\Admin\AppData\Local\Temp\qlDuBQDT.xlsm

    Filesize

    17KB

    MD5

    e566fc53051035e1e6fd0ed1823de0f9

    SHA1

    00bc96c48b98676ecd67e81a6f1d7754e4156044

    SHA256

    8e574b4ae6502230c0829e2319a6c146aebd51b7008bf5bbfb731424d7952c15

    SHA512

    a12f56ff30ea35381c2b8f8af2446cf1daa21ee872e98cad4b863db060acd4c33c5760918c277dadb7a490cb4ca2f925d59c70dc5171e16601a11bc4a6542b04

  • C:\Users\Admin\AppData\Roaming\Fulloptionnew_by elegance.exe

    Filesize

    4.0MB

    MD5

    15dc7dde51858f43e9845f72213c042d

    SHA1

    b38343e5a2237127be195c758cbd7a403e876a7e

    SHA256

    f71edea8c4ae6c4c3a44f352e9d6cb89124fea7c7fc48e1585bb11d7bbefd74b

    SHA512

    322ed64c448e3ad02d83b2c48a2927230647073ffd020aceb4868de8e783b57446a7274099cdf58cf4bf02a125284990b5bc8be20bed548fd7c34354bcf37182

  • C:\Users\Admin\AppData\Roaming\svchost.exe

    Filesize

    793KB

    MD5

    9f3ee8aef394f4fdb98ead98ec6c1f9b

    SHA1

    c84a6c4f0a9d0060eacf0a4d5cd46d3955bec846

    SHA256

    3a6bbe08bb25bb2612f38d254f484e51f69182b3d0fa876660887ed57575a361

    SHA512

    e5f7a6494c0d53388314dcf8cac5016d7ec7936f1ca91ae4af936749ac164dbd11046dd56e704e03b609e74b9a8698d235c2ca82e9587d610d028f3fa047ead8

  • memory/1444-130-0x0000000000EF0000-0x0000000000F00000-memory.dmp

    Filesize

    64KB

  • memory/1920-37-0x0000000000350000-0x000000000081A000-memory.dmp

    Filesize

    4.8MB

  • memory/2232-85-0x0000000000B80000-0x0000000000B90000-memory.dmp

    Filesize

    64KB

  • memory/2240-61-0x000000005FFF0000-0x0000000060000000-memory.dmp

    Filesize

    64KB

  • memory/2704-25-0x0000000000860000-0x0000000000D2A000-memory.dmp

    Filesize

    4.8MB

  • memory/2744-122-0x0000000000C50000-0x0000000000C60000-memory.dmp

    Filesize

    64KB

  • memory/2756-86-0x0000000000400000-0x00000000009BF000-memory.dmp

    Filesize

    5.7MB

  • memory/2756-87-0x0000000000400000-0x00000000009BF000-memory.dmp

    Filesize

    5.7MB

  • memory/2756-123-0x0000000000400000-0x00000000009BF000-memory.dmp

    Filesize

    5.7MB

  • memory/2888-0-0x0000000000220000-0x0000000000221000-memory.dmp

    Filesize

    4KB

  • memory/2888-26-0x0000000000400000-0x00000000009BF000-memory.dmp

    Filesize

    5.7MB

  • memory/2916-57-0x0000000000400000-0x00000000004CC000-memory.dmp

    Filesize

    816KB

  • memory/3032-60-0x0000000000D40000-0x0000000000D50000-memory.dmp

    Filesize

    64KB