Overview

overview

10

Static

static

363f884437...60.exe

windows7_x64

10

363f884437...60.exe

windows10_x64

10

Analysis

  • max time kernel
    151s
  • max time network
    117s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    19-12-2021 04:08

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General

  • Target

    363f884437ae8e4af273fe471085f960.exe

  • Size

    291KB

  • MD5

    363f884437ae8e4af273fe471085f960

  • SHA1

    1e4ecbbea9e8b5c2eb58cf6da72d4356e116b8b2

  • SHA256

    03932a45a4930fa81f20cea4598a9845262d89ff410d23f28731235a898a22a1

  • SHA512

    ee09a8309c343e198a2cc8816df332a1b5dea3936d9d03f9daeb92a2d8c6fa66c0a8128e8691a39b0669642db8e5b881140d105e80db8fe576d366a535e737aa

Score
10/10
smokeloaderbackdoortrojan

Malware Config

Extracted

Family

smokeloader

Version

2020

C2

http://host-data-coin-11.com/

http://file-coin-host-12.com/
rc4.i32
rc4.i32

Signatures

  • SmokeLoader

    Modular backdoor trojan in use since 2014.

    trojanbackdoorsmokeloader
  • Executes dropped EXE 2 IoCs
  • Deletes itself 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 FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\363f884437ae8e4af273fe471085f960.exe
    "C:\Users\Admin\AppData\Local\Temp\363f884437ae8e4af273fe471085f960.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1672
    • C:\Users\Admin\AppData\Local\Temp\363f884437ae8e4af273fe471085f960.exe
      "C:\Users\Admin\AppData\Local\Temp\363f884437ae8e4af273fe471085f960.exe"
      2⤵
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      PID:964
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {C77CAB9D-3CF9-48D1-8680-F9F86E391E5B} S-1-5-21-3846991908-3261386348-1409841751-1000:VQVVOAJK\Admin:Interactive:[1]
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:976
    • C:\Users\Admin\AppData\Roaming\vdtuhda
      C:\Users\Admin\AppData\Roaming\vdtuhda
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      PID:828
      • C:\Users\Admin\AppData\Roaming\vdtuhda
        C:\Users\Admin\AppData\Roaming\vdtuhda
        3⤵
        • Executes dropped EXE
        • Checks SCSI registry key(s)
        • Suspicious behavior: MapViewOfSection
        PID:1220

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

1
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\vdtuhda
    MD5

    363f884437ae8e4af273fe471085f960

    SHA1

    1e4ecbbea9e8b5c2eb58cf6da72d4356e116b8b2

    SHA256

    03932a45a4930fa81f20cea4598a9845262d89ff410d23f28731235a898a22a1

    SHA512

    ee09a8309c343e198a2cc8816df332a1b5dea3936d9d03f9daeb92a2d8c6fa66c0a8128e8691a39b0669642db8e5b881140d105e80db8fe576d366a535e737aa

    Download Submit
  • C:\Users\Admin\AppData\Roaming\vdtuhda
    MD5

    363f884437ae8e4af273fe471085f960

    SHA1

    1e4ecbbea9e8b5c2eb58cf6da72d4356e116b8b2

    SHA256

    03932a45a4930fa81f20cea4598a9845262d89ff410d23f28731235a898a22a1

    SHA512

    ee09a8309c343e198a2cc8816df332a1b5dea3936d9d03f9daeb92a2d8c6fa66c0a8128e8691a39b0669642db8e5b881140d105e80db8fe576d366a535e737aa

    Download Submit
  • C:\Users\Admin\AppData\Roaming\vdtuhda
    MD5

    363f884437ae8e4af273fe471085f960

    SHA1

    1e4ecbbea9e8b5c2eb58cf6da72d4356e116b8b2

    SHA256

    03932a45a4930fa81f20cea4598a9845262d89ff410d23f28731235a898a22a1

    SHA512

    ee09a8309c343e198a2cc8816df332a1b5dea3936d9d03f9daeb92a2d8c6fa66c0a8128e8691a39b0669642db8e5b881140d105e80db8fe576d366a535e737aa

    Download Submit
  • memory/828-63-0x000000000060B000-0x000000000061C000-memory.dmp
    Filesize

    68KB

    Download
  • memory/828-61-0x0000000000000000-mapping.dmp
    Download
  • memory/964-57-0x0000000075341000-0x0000000075343000-memory.dmp
    Filesize

    8KB

    Download
  • memory/964-55-0x0000000000400000-0x0000000000409000-memory.dmp
    Filesize

    36KB

    Download
  • memory/964-56-0x0000000000402F47-mapping.dmp
    Download
  • memory/1220-65-0x0000000000402F47-mapping.dmp
    Download
  • memory/1248-59-0x0000000002960000-0x0000000002976000-memory.dmp
    Filesize

    88KB

    Download
  • memory/1248-68-0x0000000002990000-0x00000000029A6000-memory.dmp
    Filesize

    88KB

    Download
  • memory/1672-58-0x0000000000230000-0x0000000000239000-memory.dmp
    Filesize

    36KB

    Download
  • memory/1672-54-0x000000000061B000-0x000000000062C000-memory.dmp
    Filesize

    68KB

    Download