Analysis

  • max time kernel
    144s
  • max time network
    148s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    30/12/2023, 20:44

General

  • Target

    1c18011c2def0325b221efc7952112f9.exe

  • Size

    499KB

  • MD5

    1c18011c2def0325b221efc7952112f9

  • SHA1

    c39b52f5a7c856ebd9ca3049152e03da62abee8e

  • SHA256

    771d46e06cdf01fc249bd965f721777ac5b89124d081bcc048189b3f7246e30f

  • SHA512

    092f899c8d1ab57da9a80916831f211aa746097196983dfdeb545e95c4df3b4652ad0d9845ee884a7b50a823da77ace463c2060d7e8aa8430416a67ee9254037

  • SSDEEP

    12288:RPfkp9tfoTrF3Z4mxxRSJGiz94/sCrxDVS:VuN2QmXIJG1BY

Malware Config

Signatures

  • ModiLoader, DBatLoader

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

  • ModiLoader Second Stage 7 IoCs
  • Sets DLL path for service in the registry 2 TTPs 1 IoCs
  • ACProtect 1.3x - 1.4x DLL software 1 IoCs

    Detects file using ACProtect software.

  • Deletes itself 1 IoCs
  • Loads dropped DLL 1 IoCs
  • UPX packed file 7 IoCs

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

  • Drops file in System32 directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of AdjustPrivilegeToken 12 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1c18011c2def0325b221efc7952112f9.exe
    "C:\Users\Admin\AppData\Local\Temp\1c18011c2def0325b221efc7952112f9.exe"
    1⤵
    • Sets DLL path for service in the registry
    • Drops file in System32 directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2032
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c del "C:\Users\Admin\AppData\Local\Temp\1c18011c2def0325b221efc7952112f9.exe"
      2⤵
      • Deletes itself
      PID:2680
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k network
    1⤵
    • Loads dropped DLL
    PID:1336

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • \??\c:\windows\SysWOW64\sysn.dll

    Filesize

    156KB

    MD5

    fd7ff3a505fff9cc75116db3f741ca2e

    SHA1

    eba74aa61621284b7a175e27047359481bad62e7

    SHA256

    44b0885b14c66f550633b47cb60535722b8e9d0690b02bc8a2fd0e9d0a304cda

    SHA512

    f98727b9ac0ee6579149ea4f05cedaa76a9314396819f392c3e72f25c39f186f847952383e725a898366c721d4d37874c289fc7cf2d4e9c1594b573130f28b73

  • memory/1336-39-0x0000000000400000-0x000000000046F000-memory.dmp

    Filesize

    444KB

  • memory/1336-38-0x0000000000400000-0x000000000046F000-memory.dmp

    Filesize

    444KB

  • memory/1336-37-0x0000000000400000-0x000000000046F000-memory.dmp

    Filesize

    444KB

  • memory/1336-36-0x0000000000400000-0x000000000046F000-memory.dmp

    Filesize

    444KB

  • memory/1336-33-0x0000000000400000-0x000000000046F000-memory.dmp

    Filesize

    444KB

  • memory/1336-32-0x0000000000400000-0x000000000046F000-memory.dmp

    Filesize

    444KB

  • memory/2032-5-0x0000000000790000-0x0000000000791000-memory.dmp

    Filesize

    4KB

  • memory/2032-25-0x00000000007E0000-0x00000000007E1000-memory.dmp

    Filesize

    4KB

  • memory/2032-3-0x0000000000660000-0x0000000000661000-memory.dmp

    Filesize

    4KB

  • memory/2032-14-0x00000000031D0000-0x0000000003210000-memory.dmp

    Filesize

    256KB

  • memory/2032-10-0x00000000031D0000-0x0000000003210000-memory.dmp

    Filesize

    256KB

  • memory/2032-15-0x00000000007A0000-0x00000000007A1000-memory.dmp

    Filesize

    4KB

  • memory/2032-18-0x0000000000830000-0x0000000000831000-memory.dmp

    Filesize

    4KB

  • memory/2032-19-0x00000000008C0000-0x00000000008C1000-memory.dmp

    Filesize

    4KB

  • memory/2032-20-0x00000000007D0000-0x00000000007D1000-memory.dmp

    Filesize

    4KB

  • memory/2032-21-0x00000000007C0000-0x00000000007C1000-memory.dmp

    Filesize

    4KB

  • memory/2032-22-0x00000000008B0000-0x00000000008B1000-memory.dmp

    Filesize

    4KB

  • memory/2032-23-0x00000000008A0000-0x00000000008A1000-memory.dmp

    Filesize

    4KB

  • memory/2032-24-0x00000000008D0000-0x00000000008D1000-memory.dmp

    Filesize

    4KB

  • memory/2032-1-0x0000000000730000-0x0000000000784000-memory.dmp

    Filesize

    336KB

  • memory/2032-28-0x0000000000400000-0x00000000004BF000-memory.dmp

    Filesize

    764KB

  • memory/2032-27-0x00000000022F0000-0x00000000022F1000-memory.dmp

    Filesize

    4KB

  • memory/2032-30-0x0000000000730000-0x0000000000784000-memory.dmp

    Filesize

    336KB

  • memory/2032-6-0x00000000003F0000-0x00000000003F1000-memory.dmp

    Filesize

    4KB

  • memory/2032-29-0x00000000022D0000-0x00000000022D1000-memory.dmp

    Filesize

    4KB

  • memory/2032-7-0x00000000003E0000-0x00000000003E1000-memory.dmp

    Filesize

    4KB

  • memory/2032-8-0x00000000006A0000-0x00000000006A1000-memory.dmp

    Filesize

    4KB

  • memory/2032-9-0x0000000000690000-0x0000000000691000-memory.dmp

    Filesize

    4KB

  • memory/2032-4-0x0000000000400000-0x00000000004BF000-memory.dmp

    Filesize

    764KB

  • memory/2032-2-0x0000000000680000-0x0000000000681000-memory.dmp

    Filesize

    4KB

  • memory/2032-0-0x0000000000400000-0x00000000004BF000-memory.dmp

    Filesize

    764KB