General

  • Target

    XBinderOutput2.exe

  • Size

    17.8MB

  • Sample

    240509-hm713seh9v

  • MD5

    a8cda1e3a11a63a5100710ebae243fc3

  • SHA1

    576b05edb98b7a876d718cf68431829cb3fa9de6

  • SHA256

    821af9552ad85d2d62532f2d93e8c16f7630aeddbbdc9cbe0c567ea7dbf784fa

  • SHA512

    63c3f941a1ee1d6394c2ec47c6a4c9965e6c52432a2139e26a330b249dec2edc18818f37c758e52b6b18f1b836aa31e87eccaa93af72ee91fcbc03a0dd15f3e0

  • SSDEEP

    393216:SQafHC7YYWipbNd1u1xMe7nW3xKHJ0Z+HkkmyRG4:NafC7Y4BNd1u1xZ7W3x80AA1

Malware Config

Extracted

Family

xworm

C2

our-sole.gl.at.ply.gg:46907

Attributes
  • Install_directory

    %AppData%

  • install_file

    XClient.exe

Extracted

Family

umbral

C2

https://discord.com/api/webhooks/1236611629903380501/oT2tsAnrV_nKS_jRzm9Dp__bJxe9t_Ww5HM_1B2JjBrixMsDcr3JT5wfaEqHWCedkawt

Targets

    • Target

      XBinderOutput2.exe

    • Size

      17.8MB

    • MD5

      a8cda1e3a11a63a5100710ebae243fc3

    • SHA1

      576b05edb98b7a876d718cf68431829cb3fa9de6

    • SHA256

      821af9552ad85d2d62532f2d93e8c16f7630aeddbbdc9cbe0c567ea7dbf784fa

    • SHA512

      63c3f941a1ee1d6394c2ec47c6a4c9965e6c52432a2139e26a330b249dec2edc18818f37c758e52b6b18f1b836aa31e87eccaa93af72ee91fcbc03a0dd15f3e0

    • SSDEEP

      393216:SQafHC7YYWipbNd1u1xMe7nW3xKHJ0Z+HkkmyRG4:NafC7Y4BNd1u1xZ7W3x80AA1

    • Detect Umbral payload

    • Detect Xworm Payload

    • Umbral

      Umbral stealer is an opensource moduler stealer written in C#.

    • Xworm

      Xworm is a remote access trojan written in C#.

    • Command and Scripting Interpreter: PowerShell

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

    • Drops file in Drivers directory

    • Checks computer location settings

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

    • Drops startup file

    • 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.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Adds Run key to start application

    • 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.

MITRE ATT&CK Enterprise v15

Tasks