General

  • Target

    b74412166bf983a8e0d6ec4efe375eaaa1adb0404749dd30754c018ff623e5fb.vbs

  • Size

    60KB

  • Sample

    240502-cfs1padh6z

  • MD5

    4e4eafea09057c5b1786f452756aee35

  • SHA1

    a1220c6a137f5ecdcb71967ff682159d6498aaa4

  • SHA256

    b74412166bf983a8e0d6ec4efe375eaaa1adb0404749dd30754c018ff623e5fb

  • SHA512

    055974b4870ed2e15afad3533c1d9a0396b0293b8d26648c38e0fb5ce5376df92b051547a554303476d1d627cba63cd905bb01d200b09bd274103f2ce7f114b8

  • SSDEEP

    384:FZAaML0E+2+2kEnpMQ9ZIRpuSk76jM1L7Kc0ZCEXJg:7xQViQ9ZIRgSk7q9ZxZg

Malware Config

Extracted

Family

xworm

Version

3.1

C2

aprilxrwonew8450.duckdns.org:8450

Mutex

0VZWHbNr1OapRPc5

Attributes
  • install_file

    USB.exe

aes.plain

Targets

    • Target

      b74412166bf983a8e0d6ec4efe375eaaa1adb0404749dd30754c018ff623e5fb.vbs

    • Size

      60KB

    • MD5

      4e4eafea09057c5b1786f452756aee35

    • SHA1

      a1220c6a137f5ecdcb71967ff682159d6498aaa4

    • SHA256

      b74412166bf983a8e0d6ec4efe375eaaa1adb0404749dd30754c018ff623e5fb

    • SHA512

      055974b4870ed2e15afad3533c1d9a0396b0293b8d26648c38e0fb5ce5376df92b051547a554303476d1d627cba63cd905bb01d200b09bd274103f2ce7f114b8

    • SSDEEP

      384:FZAaML0E+2+2kEnpMQ9ZIRpuSk76jM1L7Kc0ZCEXJg:7xQViQ9ZIRgSk7q9ZxZg

    • Detect Xworm Payload

    • Detect ZGRat V1

    • Xworm

      Xworm is a remote access trojan written in C#.

    • ZGRat

      ZGRat is remote access trojan written in C#.

    • Detects Windows executables referencing non-Windows User-Agents

    • Blocklisted process makes network request

    • Checks computer location settings

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

    • Reads user/profile data of web browsers

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

    • Adds Run key to start application

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Legitimate hosting services abused for malware hosting/C2

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks