Analysis

  • max time kernel
    118s
  • max time network
    126s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    07-05-2024 11:52

General

  • Target

    恋雪系统变速器 1.4 Beta2/恋雪系统变速器 1.4 Beta2.exe

  • Size

    2.2MB

  • MD5

    ed00bbb91cc136de5b56270fe470f0f6

  • SHA1

    b3eac9bd49897ae871a2992368014534a9cd86f0

  • SHA256

    1ea21ca8cbf3ca8e964d8a4a93c91eaf83771e2878bd67dc4cb4721774e6a260

  • SHA512

    f933d267837ae594852bfc6cf357c11d539cb0b144ecd7d08f582bb0c5c79938ea18433d81480238bb0fc443fc54254212ce2e8a8249fde251adfc7253cb88e5

  • SSDEEP

    49152:LXeJczfx+OmM7WNQovKIRZLdhS/bety0vYdqG85HedVm1s8:LXccb4dM7WLKIj8Ct1vcqrYa

Malware Config

Signatures

  • ModiLoader, DBatLoader

    ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.

  • ModiLoader Second Stage 4 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 3 IoCs
  • UPX packed file 2 IoCs

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

  • VMProtect packed file 7 IoCs

    Detects executables packed with VMProtect commercial packer.

  • Drops file in System32 directory 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 10 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\恋雪系统变速器 1.4 Beta2\恋雪系统变速器 1.4 Beta2.exe
    "C:\Users\Admin\AppData\Local\Temp\恋雪系统变速器 1.4 Beta2\恋雪系统变速器 1.4 Beta2.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1760
    • C:\Users\Admin\AppData\Local\Temp\LianXue_WPE.exe
      C:\Users\Admin\AppData\Local\Temp\LianXue_WPE.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      PID:2936
      • C:\Users\Admin\AppData\Local\Temp\LianXue_WPE.exe
        C:\Users\Admin\AppData\Local\Temp\LianXue_WPE.exe
        3⤵
        • Executes dropped EXE
        • Drops file in System32 directory
        PID:2688

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • \Users\Admin\AppData\Local\Temp\LianXue_WPE.exe

    Filesize

    702KB

    MD5

    c7734ebabc26a1989a0f151abe699a18

    SHA1

    4bfc5c8f96d220b0b768b266f0ad9a6020644938

    SHA256

    2e6a28f71058d8641fa251a1327ff4f9a7891cb1a7079f1aa3da1713cfcf585b

    SHA512

    e4e6fe6ec0c64ef4357921ed551f7436128e9ce3f86d8a939217023db78351080c09b78d6b0e9d7d6874d807e63ac62a0bc97d2782c673d3ef42a1323c4eb4bf

  • memory/1760-38-0x0000000011000000-0x000000001104C000-memory.dmp

    Filesize

    304KB

  • memory/1760-43-0x0000000000400000-0x00000000008E7000-memory.dmp

    Filesize

    4.9MB

  • memory/1760-42-0x00000000024D0000-0x0000000002635000-memory.dmp

    Filesize

    1.4MB

  • memory/1760-2-0x0000000077160000-0x0000000077161000-memory.dmp

    Filesize

    4KB

  • memory/1760-10-0x0000000000400000-0x00000000008E7000-memory.dmp

    Filesize

    4.9MB

  • memory/1760-13-0x0000000000400000-0x00000000008E7000-memory.dmp

    Filesize

    4.9MB

  • memory/1760-14-0x0000000000400000-0x00000000008E7000-memory.dmp

    Filesize

    4.9MB

  • memory/1760-1-0x0000000000401000-0x0000000000483000-memory.dmp

    Filesize

    520KB

  • memory/1760-41-0x0000000011000000-0x000000001104C000-memory.dmp

    Filesize

    304KB

  • memory/1760-30-0x00000000024D0000-0x0000000002635000-memory.dmp

    Filesize

    1.4MB

  • memory/1760-4-0x0000000077160000-0x0000000077161000-memory.dmp

    Filesize

    4KB

  • memory/1760-8-0x0000000075560000-0x0000000075561000-memory.dmp

    Filesize

    4KB

  • memory/1760-29-0x00000000024D0000-0x0000000002635000-memory.dmp

    Filesize

    1.4MB

  • memory/1760-40-0x00000000024D0000-0x0000000002635000-memory.dmp

    Filesize

    1.4MB

  • memory/1760-39-0x0000000000400000-0x00000000008E7000-memory.dmp

    Filesize

    4.9MB

  • memory/1760-0-0x0000000000400000-0x00000000008E7000-memory.dmp

    Filesize

    4.9MB

  • memory/1760-37-0x0000000000400000-0x00000000008E7000-memory.dmp

    Filesize

    4.9MB

  • memory/2688-36-0x0000000000400000-0x00000000004BE000-memory.dmp

    Filesize

    760KB

  • memory/2688-34-0x0000000000400000-0x00000000004BE000-memory.dmp

    Filesize

    760KB

  • memory/2688-24-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2688-33-0x0000000000400000-0x00000000004BE000-memory.dmp

    Filesize

    760KB

  • memory/2688-31-0x0000000000400000-0x00000000004BE000-memory.dmp

    Filesize

    760KB

  • memory/2936-28-0x0000000000400000-0x0000000000565000-memory.dmp

    Filesize

    1.4MB