Overview

overview

10

Static

static

1

41f61d01e0...a9.exe

windows7_x64

7

41f61d01e0...a9.exe

windows10-2004_x64

10

Sharing

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General

  • Target

    41f61d01e0004a9edf542d9c11fe66fdaf986968a2f977dc4eefc3906d9020a9

  • Size

    168KB

  • Sample

    220708-el8dnsgfbk

  • MD5

    b5312071e20af1b570ffa57464f422ab

  • SHA1

    d6d152d270366382dcfe4eeb362a64567f4f55ea

  • SHA256

    41f61d01e0004a9edf542d9c11fe66fdaf986968a2f977dc4eefc3906d9020a9

  • SHA512

    aa512f4ffed9c1e4feb3b59af0aaa18f4884aaf35fb34a0fb8ccc2c45feebaa1be6cbdfcaba4f7023dce26012d8432bb6f9dfb26678d706ed43509e1e14c0c37

Score
10/10
smokeloaderbackdoortrojan

Malware Config

Extracted

Family

smokeloader

Version

2018

C2

http://mailcdn-office365.io/

http://update-vmware-service.com/

http://rocket365.to/
rc4.i32
rc4.i32

Targets

    • Target

      41f61d01e0004a9edf542d9c11fe66fdaf986968a2f977dc4eefc3906d9020a9

    • Size

      168KB

    • MD5

      b5312071e20af1b570ffa57464f422ab

    • SHA1

      d6d152d270366382dcfe4eeb362a64567f4f55ea

    • SHA256

      41f61d01e0004a9edf542d9c11fe66fdaf986968a2f977dc4eefc3906d9020a9

    • SHA512

      aa512f4ffed9c1e4feb3b59af0aaa18f4884aaf35fb34a0fb8ccc2c45feebaa1be6cbdfcaba4f7023dce26012d8432bb6f9dfb26678d706ed43509e1e14c0c37

    Score
    10/10
    smokeloaderbackdoortrojan

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

      trojanbackdoorsmokeloader

    • Loads dropped DLL

    • Maps connected drives based on registry

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

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

2
T1012

Peripheral Device Discovery

2
T1120

System Information Discovery

3
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks