Overview

overview

10

Static

static

f33cc6195f...25.exe

windows7_x64

10

f33cc6195f...25.exe

windows10_x64

10

Analysis

  • max time kernel
    150s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    21-12-2021 10:56

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General

  • Target

    f33cc6195f6cba82a9406404368f2a25.exe

  • Size

    134KB

  • MD5

    f33cc6195f6cba82a9406404368f2a25

  • SHA1

    25b466416cb495b25891f0015b587de939ba858f

  • SHA256

    0adcdd7612a39e133675c677f72fd5a76e8597b59338e43ff5263f45af6d2a2a

  • SHA512

    86e211644c0d6c8cb7cb8a929ffeef63314c31bae59d233c65dd4d5a09a4dacc03503898fd617bdcd5622518c9d11ea8aef553fb87e9755019d4d4cb2851e76f

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
  • Deletes itself 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f33cc6195f6cba82a9406404368f2a25.exe
    "C:\Users\Admin\AppData\Local\Temp\f33cc6195f6cba82a9406404368f2a25.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:948
    • C:\Users\Admin\AppData\Local\Temp\f33cc6195f6cba82a9406404368f2a25.exe
      "C:\Users\Admin\AppData\Local\Temp\f33cc6195f6cba82a9406404368f2a25.exe"
      2⤵
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      PID:1468

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

  • memory/948-57-0x0000000000020000-0x0000000000029000-memory.dmp
    Filesize

    36KB

    Download
  • memory/948-58-0x0000000000030000-0x0000000000039000-memory.dmp
    Filesize

    36KB

    Download
  • memory/1200-59-0x0000000002540000-0x0000000002556000-memory.dmp
    Filesize

    88KB

    Download
  • memory/1468-55-0x0000000000402F47-mapping.dmp
    Download
  • memory/1468-54-0x0000000000400000-0x0000000000409000-memory.dmp
    Filesize

    36KB

    Download
  • memory/1468-56-0x0000000075B51000-0x0000000075B53000-memory.dmp
    Filesize

    8KB

    Download