Overview

overview

10

Static

static

1

81f40a8afc...8a.exe

windows7-x64

10

81f40a8afc...8a.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    33s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    04-03-2023 07:51

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General

  • Target

    81f40a8afc158898f127f509853b4c8a.exe

  • Size

    252KB

  • MD5

    81f40a8afc158898f127f509853b4c8a

  • SHA1

    1f41f28fdf07718d72791e84c373c6bb615fdff9

  • SHA256

    c6df64c1c448ccfccd92366ee2bdbb28c413fda5ba9aaaad1648caf76d6950fb

  • SHA512

    eae89917788e74d23aa3724930f7f46c034914bf5ff9e069df57586d2d6486ab074455f230d7bc6ec09cfcfaa972896acb2f3d96bd1cb6558c9468c7f0b6a8cb

  • SSDEEP

    3072:2gGBWVLdtTuyp9AMlCGjAww/RN7nG/409epf6n3ummj3mh09Gu2v3TQBupbtq/Cx:JBLKA9ZRHw/f4FKSneD2h09o8B7/CAm

Score
10/10
smokeloaderbackdoortrojan

Malware Config

Extracted

Family

smokeloader

Version

2022

C2

http://c3g6gx853u6j.xyz/

http://04yh16065cdi.xyz/

http://33qd2w560vnx.xyz/

http://neriir0f76gr.com/

http://b4y08hrp3jdb.com/

http://swp6fbywla09.com/

http://7iqt53dr345u.com/

http://mj4aj8r55mho.com/

http://ne4ym7bjn1ts.com/
rc4.i32
rc4.i32

Signatures

  • Detects Smokeloader packer 1 IoCs
  • SmokeLoader

    Modular backdoor trojan in use since 2014.

    trojanbackdoorsmokeloader
  • 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: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\81f40a8afc158898f127f509853b4c8a.exe
    "C:\Users\Admin\AppData\Local\Temp\81f40a8afc158898f127f509853b4c8a.exe"
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    PID:1732

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/1200-56-0x0000000002190000-0x00000000021A6000-memory.dmp
    Filesize

    88KB

    Download
  • memory/1732-55-0x0000000000220000-0x0000000000229000-memory.dmp
    Filesize

    36KB

    Download
  • memory/1732-57-0x0000000000400000-0x0000000002B99000-memory.dmp
    Filesize

    39.6MB

    Download