Overview

overview

10

Static

static

f43e2e9f0b...74.exe

windows7_x64

10

f43e2e9f0b...74.exe

windows10_x64

10

Analysis

  • max time kernel
    152s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    28-01-2022 14:27

Sharing

Copy URL
Twitter E-mail
Report Analysis Logs

General

  • Target

    f43e2e9f0b18e32408c3e4d628ea0f74.exe

  • Size

    352KB

  • MD5

    f43e2e9f0b18e32408c3e4d628ea0f74

  • SHA1

    90433a3494e734fa0a14441906302b60ded3f591

  • SHA256

    98ad02342614a473b078f5b12274fa3c9c78779894750fbb7af82664b9e7ffa8

  • SHA512

    fc149cdee4e540117d1413729a98bfa50bf237ea007d14ceaaa2275ad87cdcbfc2863dbfca940bde8d69f5f2bd0a90680d17e27c434f551af6a9f9294f3917a3

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 1 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\f43e2e9f0b18e32408c3e4d628ea0f74.exe
    "C:\Users\Admin\AppData\Local\Temp\f43e2e9f0b18e32408c3e4d628ea0f74.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1184
    • C:\Users\Admin\AppData\Local\Temp\f43e2e9f0b18e32408c3e4d628ea0f74.exe
      "C:\Users\Admin\AppData\Local\Temp\f43e2e9f0b18e32408c3e4d628ea0f74.exe"
      2⤵
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      PID:1796
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {F3E1BD88-4320-4B90-9193-029EE4535943} S-1-5-21-2329389628-4064185017-3901522362-1000:QSKGHMYQ\Admin:Interactive:[1]
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1568
    • C:\Users\Admin\AppData\Roaming\iwddhid
      C:\Users\Admin\AppData\Roaming\iwddhid
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      PID:296
      • C:\Users\Admin\AppData\Roaming\iwddhid
        C:\Users\Admin\AppData\Roaming\iwddhid
        3⤵
        • Executes dropped EXE
        • Checks SCSI registry key(s)
        PID:1356

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

Loading Replay Monitor...

Downloads

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

    f43e2e9f0b18e32408c3e4d628ea0f74

    SHA1

    90433a3494e734fa0a14441906302b60ded3f591

    SHA256

    98ad02342614a473b078f5b12274fa3c9c78779894750fbb7af82664b9e7ffa8

    SHA512

    fc149cdee4e540117d1413729a98bfa50bf237ea007d14ceaaa2275ad87cdcbfc2863dbfca940bde8d69f5f2bd0a90680d17e27c434f551af6a9f9294f3917a3

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

    f43e2e9f0b18e32408c3e4d628ea0f74

    SHA1

    90433a3494e734fa0a14441906302b60ded3f591

    SHA256

    98ad02342614a473b078f5b12274fa3c9c78779894750fbb7af82664b9e7ffa8

    SHA512

    fc149cdee4e540117d1413729a98bfa50bf237ea007d14ceaaa2275ad87cdcbfc2863dbfca940bde8d69f5f2bd0a90680d17e27c434f551af6a9f9294f3917a3

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

    f43e2e9f0b18e32408c3e4d628ea0f74

    SHA1

    90433a3494e734fa0a14441906302b60ded3f591

    SHA256

    98ad02342614a473b078f5b12274fa3c9c78779894750fbb7af82664b9e7ffa8

    SHA512

    fc149cdee4e540117d1413729a98bfa50bf237ea007d14ceaaa2275ad87cdcbfc2863dbfca940bde8d69f5f2bd0a90680d17e27c434f551af6a9f9294f3917a3

    Download Submit
  • memory/296-63-0x00000000005F0000-0x000000000061D000-memory.dmp
    Filesize

    180KB

    Download
  • memory/1184-55-0x0000000000510000-0x000000000053D000-memory.dmp
    Filesize

    180KB

    Download
  • memory/1184-57-0x0000000000220000-0x0000000000229000-memory.dmp
    Filesize

    36KB

    Download
  • memory/1448-60-0x00000000026E0000-0x00000000026F6000-memory.dmp
    Filesize

    88KB

    Download
  • memory/1796-56-0x0000000000400000-0x0000000000409000-memory.dmp
    Filesize

    36KB

    Download
  • memory/1796-58-0x0000000075831000-0x0000000075833000-memory.dmp
    Filesize

    8KB

    Download
  • memory/1796-59-0x0000000000400000-0x0000000000409000-memory.dmp
    Filesize

    36KB

    Download