General

  • Target

    13bb0e481be407e8244a6c1f5b0be8a436d433040e2be69f5d27f5922aa2882c

  • Size

    8.9MB

  • Sample

    241109-nzmhsssra1

  • MD5

    6f36bb5a55e529c45eaff76ec91f1949

  • SHA1

    1dd26b1cd62aea1dd09f03541dc05448cc215e18

  • SHA256

    13bb0e481be407e8244a6c1f5b0be8a436d433040e2be69f5d27f5922aa2882c

  • SHA512

    e503f5809bb988a863ccb4e4674fe3dc191a49c03909f36d0d2dc4a7feeda6b17c69c2cda41a86bf839e59645248e7f1176bd4489b7d4af21bb18fa91a7670a0

  • SSDEEP

    196608:JHdWOynKXKz9zqngdwRI8jCqNlZcv3GscUTZXT0+pkU0X5J:J9WOynUKz9zqgd/ulKvcUTZXMUE5J

Malware Config

Extracted

Family

nullmixer

C2

http://626163618efe7.com/

Extracted

Family

socelars

C2

https://sa-us-bucket.s3.us-east-2.amazonaws.com/ysagdy415/

Extracted

Family

smokeloader

Botnet

pub3

Extracted

Family

gcleaner

C2

31.210.20.149

212.192.241.16

212.192.246.217

203.159.80.49

Extracted

Family

redline

Botnet

supertest2012

C2

91.213.50.241:25821

Attributes
  • auth_value

    3c9098bc220ccf9739f733015b9ad2db

Extracted

Family

redline

Botnet

same1

C2

116.202.106.111:9582

Attributes
  • auth_value

    f52427632ad56ee3727cf0cbe0f25b9f

Targets

    • Target

      13bb0e481be407e8244a6c1f5b0be8a436d433040e2be69f5d27f5922aa2882c

    • Size

      8.9MB

    • MD5

      6f36bb5a55e529c45eaff76ec91f1949

    • SHA1

      1dd26b1cd62aea1dd09f03541dc05448cc215e18

    • SHA256

      13bb0e481be407e8244a6c1f5b0be8a436d433040e2be69f5d27f5922aa2882c

    • SHA512

      e503f5809bb988a863ccb4e4674fe3dc191a49c03909f36d0d2dc4a7feeda6b17c69c2cda41a86bf839e59645248e7f1176bd4489b7d4af21bb18fa91a7670a0

    • SSDEEP

      196608:JHdWOynKXKz9zqngdwRI8jCqNlZcv3GscUTZXT0+pkU0X5J:J9WOynUKz9zqgd/ulKvcUTZXMUE5J

    • NullMixer

      NullMixer is a malware dropper leading to an infection chain of a wide variety of malware families.

    • Nullmixer family

    • Socelars

      Socelars is an infostealer targeting browser cookies and credit card credentials.

    • Socelars family

    • Socelars payload

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • ASPack v2.12-2.42

      Detects executables packed with ASPack v2.12-2.42

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • VMProtect packed file

      Detects executables packed with VMProtect commercial packer.

    • Target

      setup_installer.exe

    • Size

      8.9MB

    • MD5

      3b9cfea9ed7c16c3f27df255da4baf9d

    • SHA1

      b7f3f6f1c6e0e2a596b31e242fffced8e3d0c516

    • SHA256

      388485cce05113764a70a4d24cbccc85ee63bbe8159dd638f3f307c8c3d2dcf5

    • SHA512

      5341e023db4209af75473ba730159e5ad8f226733208977455ff86acae8f64b5ed1a46b43c6cceda1b81e78958a5acc77fe874f32a0634fbab20d26616b8022a

    • SSDEEP

      196608:x5kWHY2+T/CohKJTWpCagmfiMIzMRFzQZeA3VOoeMOD:xyWHY2CCiniMLzGFHdOD

    • Detect Fabookie payload

    • Fabookie

      Fabookie is facebook account info stealer.

    • Fabookie family

    • GCleaner

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

    • Gcleaner family

    • NullMixer

      NullMixer is a malware dropper leading to an infection chain of a wide variety of malware families.

    • Nullmixer family

    • RedLine

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

    • RedLine payload

    • Redline family

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Smokeloader family

    • Socelars

      Socelars is an infostealer targeting browser cookies and credit card credentials.

    • Socelars family

    • Socelars payload

    • Looks for VirtualBox Guest Additions in registry

    • Blocklisted process makes network request

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Looks for VMWare Tools registry key

    • ASPack v2.12-2.42

      Detects executables packed with ASPack v2.12-2.42

    • Checks BIOS information in registry

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

    • 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.

    • VMProtect packed file

      Detects executables packed with VMProtect commercial packer.

    • Checks installed software on the system

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

    • Drops Chrome extension

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Maps connected drives based on registry

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

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks