Windows 7 deprecation

Windows 7 will be removed from tria.ge on 2025-03-31

Analysis

  • max time kernel
    300s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20231020-en
  • resource tags

    arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system
  • submitted
    22/10/2023, 22:25

General

  • Target

    c66e4b57d2c218eb636b84b1b25324a341e88501718c3679cb5241479f8a5234.exe

  • Size

    180KB

  • MD5

    f4e75c531a041e9c7de6fd603b6b20cf

  • SHA1

    3c133d66d030c1714e9dda13ccaf115e0f3b11a0

  • SHA256

    c66e4b57d2c218eb636b84b1b25324a341e88501718c3679cb5241479f8a5234

  • SHA512

    984bb16cdf21f639da65266415d38d1640c0a60445842c58e06a23fff67dc7e12a6c146d717802a221123c0745887e414331317696ef0771ae7775134dd4ada1

  • SSDEEP

    3072:vyBN6fxr6AgsSrXxq2phoPEFpbZYXdsLIKFyQX:+A+Ag/rX82pCPIadDK

Malware Config

Extracted

Family

smokeloader

Botnet

up3

Extracted

Family

smokeloader

Version

2020

C2

http://host-file-host6.com/

http://host-host-file8.com/

rc4.i32
rc4.i32

Signatures

  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • Deletes itself 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 1 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Checks SCSI registry key(s) 3 TTPs 6 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c66e4b57d2c218eb636b84b1b25324a341e88501718c3679cb5241479f8a5234.exe
    "C:\Users\Admin\AppData\Local\Temp\c66e4b57d2c218eb636b84b1b25324a341e88501718c3679cb5241479f8a5234.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2412
    • C:\Users\Admin\AppData\Local\Temp\c66e4b57d2c218eb636b84b1b25324a341e88501718c3679cb5241479f8a5234.exe
      "C:\Users\Admin\AppData\Local\Temp\c66e4b57d2c218eb636b84b1b25324a341e88501718c3679cb5241479f8a5234.exe"
      2⤵
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      PID:2184
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {16BCBD70-A94A-483D-9DFE-7EC546A53100} S-1-5-21-3837739534-3148647840-3445085216-1000:RBHOAWCN\Admin:Interactive:[1]
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2672
    • C:\Users\Admin\AppData\Roaming\tjuedrv
      C:\Users\Admin\AppData\Roaming\tjuedrv
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      PID:2760
      • C:\Users\Admin\AppData\Roaming\tjuedrv
        C:\Users\Admin\AppData\Roaming\tjuedrv
        3⤵
        • Executes dropped EXE
        • Checks SCSI registry key(s)
        • Suspicious behavior: MapViewOfSection
        PID:2680

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Roaming\tjuedrv

    Filesize

    180KB

    MD5

    f4e75c531a041e9c7de6fd603b6b20cf

    SHA1

    3c133d66d030c1714e9dda13ccaf115e0f3b11a0

    SHA256

    c66e4b57d2c218eb636b84b1b25324a341e88501718c3679cb5241479f8a5234

    SHA512

    984bb16cdf21f639da65266415d38d1640c0a60445842c58e06a23fff67dc7e12a6c146d717802a221123c0745887e414331317696ef0771ae7775134dd4ada1

  • C:\Users\Admin\AppData\Roaming\tjuedrv

    Filesize

    180KB

    MD5

    f4e75c531a041e9c7de6fd603b6b20cf

    SHA1

    3c133d66d030c1714e9dda13ccaf115e0f3b11a0

    SHA256

    c66e4b57d2c218eb636b84b1b25324a341e88501718c3679cb5241479f8a5234

    SHA512

    984bb16cdf21f639da65266415d38d1640c0a60445842c58e06a23fff67dc7e12a6c146d717802a221123c0745887e414331317696ef0771ae7775134dd4ada1

  • C:\Users\Admin\AppData\Roaming\tjuedrv

    Filesize

    180KB

    MD5

    f4e75c531a041e9c7de6fd603b6b20cf

    SHA1

    3c133d66d030c1714e9dda13ccaf115e0f3b11a0

    SHA256

    c66e4b57d2c218eb636b84b1b25324a341e88501718c3679cb5241479f8a5234

    SHA512

    984bb16cdf21f639da65266415d38d1640c0a60445842c58e06a23fff67dc7e12a6c146d717802a221123c0745887e414331317696ef0771ae7775134dd4ada1

  • \Users\Admin\AppData\Roaming\tjuedrv

    Filesize

    180KB

    MD5

    f4e75c531a041e9c7de6fd603b6b20cf

    SHA1

    3c133d66d030c1714e9dda13ccaf115e0f3b11a0

    SHA256

    c66e4b57d2c218eb636b84b1b25324a341e88501718c3679cb5241479f8a5234

    SHA512

    984bb16cdf21f639da65266415d38d1640c0a60445842c58e06a23fff67dc7e12a6c146d717802a221123c0745887e414331317696ef0771ae7775134dd4ada1

  • memory/1392-8-0x0000000002710000-0x0000000002726000-memory.dmp

    Filesize

    88KB

  • memory/1392-25-0x0000000002A70000-0x0000000002A86000-memory.dmp

    Filesize

    88KB

  • memory/2184-9-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/2184-2-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2184-7-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/2184-5-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/2184-6-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/2412-1-0x0000000000990000-0x0000000000A90000-memory.dmp

    Filesize

    1024KB

  • memory/2412-3-0x0000000000220000-0x0000000000229000-memory.dmp

    Filesize

    36KB

  • memory/2680-26-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/2760-20-0x0000000000930000-0x0000000000A30000-memory.dmp

    Filesize

    1024KB