General

  • Target

    8a2e061b3b38dff83f62982a6b0087e5c4ea1c47192bf0ac2f8f67397636b164

  • Size

    4.3MB

  • Sample

    230620-wy724sde43

  • MD5

    4e40e00be3370fb1f562b1e09e1275c1

  • SHA1

    083d017b2a7d25e643ffb14e81a49afcc5e27470

  • SHA256

    8a2e061b3b38dff83f62982a6b0087e5c4ea1c47192bf0ac2f8f67397636b164

  • SHA512

    94c7b158b3300b5afa9128f30b62946775698e4c33518bda2369a8737685f4016bc6c033f0096238876c909260a7fe92b1d79c953e357d1bbfb3bf9a950cf082

  • SSDEEP

    98304:jUu64pByjFQ/1m2L4PkWjvsj9cSFzIcNO:TByJqm7Yc2zf

Malware Config

Extracted

Family

amadey

Version

3.83

C2

5.42.65.80/8bmeVwqx/index.php

Extracted

Family

gcleaner

C2

45.12.253.56

45.12.253.72

45.12.253.98

45.12.253.75

Extracted

Family

smokeloader

Botnet

up3

Extracted

Family

smokeloader

Version

2020

C2

http://host-file-host6.com/

http://host-host-file8.com/

rc4.i32
rc4.i32

Targets

    • Target

      8a2e061b3b38dff83f62982a6b0087e5c4ea1c47192bf0ac2f8f67397636b164

    • Size

      4.3MB

    • MD5

      4e40e00be3370fb1f562b1e09e1275c1

    • SHA1

      083d017b2a7d25e643ffb14e81a49afcc5e27470

    • SHA256

      8a2e061b3b38dff83f62982a6b0087e5c4ea1c47192bf0ac2f8f67397636b164

    • SHA512

      94c7b158b3300b5afa9128f30b62946775698e4c33518bda2369a8737685f4016bc6c033f0096238876c909260a7fe92b1d79c953e357d1bbfb3bf9a950cf082

    • SSDEEP

      98304:jUu64pByjFQ/1m2L4PkWjvsj9cSFzIcNO:TByJqm7Yc2zf

    • Amadey

      Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.

    • Detect Fabookie payload

    • Fabookie

      Fabookie is facebook account info stealer.

    • GCleaner

      GCleaner is a Pay-Per-Install malware loader first discovered in early 2019.

    • Glupteba

      Glupteba is a modular loader written in Golang with various components.

    • Glupteba payload

    • Modifies security service

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Windows security bypass

    • xmrig

      XMRig is a high performance, open source, cross platform CPU/GPU miner.

    • XMRig Miner payload

    • Downloads MZ/PE file

    • Modifies Windows Firewall

    • Stops running service(s)

    • Executes dropped EXE

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • UPX packed file

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

    • Windows security modification

    • Adds Run key to start application

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Legitimate hosting services abused for malware hosting/C2

    • Manipulates WinMonFS driver.

      Roottkits write to WinMonFS to hide directories/files from being detected.

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Modify Existing Service

3
T1031

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

4
T1112

Disabling Security Tools

2
T1089

Impair Defenses

1
T1562

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

3
T1012

System Information Discovery

4
T1082

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

1
T1005

Command and Control

Web Service

1
T1102

Impact

Service Stop

1
T1489

Tasks