General

  • Target

    4de8824d701496c6f572a11a8ec882338065357f183d39d596d5105f0796075f

  • Size

    239KB

  • Sample

    230923-3bbhysah3x

  • MD5

    75df6bb33515d9818f834d2221986a56

  • SHA1

    8d23abb8b785b919ae57de962011afc91c62d550

  • SHA256

    4de8824d701496c6f572a11a8ec882338065357f183d39d596d5105f0796075f

  • SHA512

    f1c6cebd0264f8446bbb555fc8a4641163f5c8b76b36471f8965c4dac6da2712e8184fa73bc0d04b717e8aad5836f6399d4f1ee1417f9ed762546745cab1396d

  • SSDEEP

    6144:xW46fuYXChoQTjlFgLuCY1dRuAOvcwm9Jcw8y0:xjYzXChdTbv1bum39aw8y

Malware Config

Extracted

Family

smokeloader

Version

2022

C2

http://77.91.68.29/fks/

rc4.i32
rc4.i32

Extracted

Family

fabookie

C2

http://app.nnnaajjjgc.com/check/safe

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

      4de8824d701496c6f572a11a8ec882338065357f183d39d596d5105f0796075f

    • Size

      239KB

    • MD5

      75df6bb33515d9818f834d2221986a56

    • SHA1

      8d23abb8b785b919ae57de962011afc91c62d550

    • SHA256

      4de8824d701496c6f572a11a8ec882338065357f183d39d596d5105f0796075f

    • SHA512

      f1c6cebd0264f8446bbb555fc8a4641163f5c8b76b36471f8965c4dac6da2712e8184fa73bc0d04b717e8aad5836f6399d4f1ee1417f9ed762546745cab1396d

    • SSDEEP

      6144:xW46fuYXChoQTjlFgLuCY1dRuAOvcwm9Jcw8y0:xjYzXChdTbv1bum39aw8y

    • Detect Fabookie payload

    • Detect rhadamanthys stealer shellcode

    • Fabookie

      Fabookie is facebook account info stealer.

    • Glupteba

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

    • Glupteba payload

    • Phobos

      Phobos ransomware appeared at the beginning of 2019.

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • RedLine payload

    • Rhadamanthys

      Rhadamanthys is an info stealer written in C++ first seen in August 2022.

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • xmrig

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

    • XMRig Miner payload

    • Downloads MZ/PE file

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Uses the VBS compiler for execution

    • Accesses Microsoft Outlook profiles

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Checks installed software on the system

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

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v13

Execution

Scripting

1
T1064

Defense Evasion

Scripting

1
T1064

Credential Access

Unsecured Credentials

2
T1552

Credentials In Files

2
T1552.001

Discovery

Query Registry

6
T1012

System Information Discovery

5
T1082

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

2
T1005

Email Collection

1
T1114

Tasks