Overview

overview

10

Static

static

e5bda93ec7...be.exe

windows7_x64

10

e5bda93ec7...be.exe

windows10_x64

10

Sharing

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General

  • Target

    e5bda93ec7d8724ce496359c5e3efabe.exe

  • Size

    185KB

  • Sample

    211028-t5q13agfgr

  • MD5

    e5bda93ec7d8724ce496359c5e3efabe

  • SHA1

    ad9e1db817d0c69760155939c2fd633031f10418

  • SHA256

    0610000cdfda33355202ed75a2f542cf035207e5d26d5e4b11063a17cdcdc8be

  • SHA512

    53a1e16ab40c0173248b9adf8bb4ecf04fef532301581c63b3876803c8234185fedf4dd588d768e29b610dd5ecc62f933dd79427f086c89741768e5c8cfe9948

Score
10/10
smokeloaderbackdoorpersistencesuricatatrojanupx

Malware Config

Extracted

Family

smokeloader

Version

2020

C2

http://brandyjaggers.com/upload/

http://andbal.com/upload/

http://alotofquotes.com/upload/

http://szpnc.cn/upload/

http://uggeboots.com/upload/

http://100klv.com/upload/

http://rapmusic.at/upload/
rc4.i32
rc4.i32

Extracted

Language
ps1
Deobfuscated
URLs
ps1.dropper

https://raw.githubusercontent.com/sqlitey/sqlite/master/speed.ps1

Targets

    • Target

      e5bda93ec7d8724ce496359c5e3efabe.exe

    • Size

      185KB

    • MD5

      e5bda93ec7d8724ce496359c5e3efabe

    • SHA1

      ad9e1db817d0c69760155939c2fd633031f10418

    • SHA256

      0610000cdfda33355202ed75a2f542cf035207e5d26d5e4b11063a17cdcdc8be

    • SHA512

      53a1e16ab40c0173248b9adf8bb4ecf04fef532301581c63b3876803c8234185fedf4dd588d768e29b610dd5ecc62f933dd79427f086c89741768e5c8cfe9948

    Score
    10/10
    smokeloaderbackdoorsuricatatrojanpersistenceupx

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

      trojanbackdoorsmokeloader

    • suricata: ET MALWARE ServHelper CnC Inital Checkin

      suricata: ET MALWARE ServHelper CnC Inital Checkin

      suricata

    • suricata: ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile

      suricata: ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile

      suricata

    • Grants admin privileges

      Uses net.exe to modify the user's privileges.

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Modifies RDP port number used by Windows

    • Sets DLL path for service in the registry

      persistence

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

      upx

    • Deletes itself

    • Loads dropped DLL

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Account Manipulation

1
T1098

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

Modify Registry

2
T1112

Credential Access

Discovery

Query Registry

1
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

1
T1082

Lateral Movement

Remote Desktop Protocol

1
T1076

Collection

Exfiltration

Command and Control

Impact

Tasks