General

  • Target

    366d16b6b9eebb7a76fde9af39f0641c63fcaa58b2b41f91a0818064b61449b0

  • Size

    520KB

  • Sample

    240706-bw3z6avaka

  • MD5

    13fc421bc7d87805d5782fa5a76bef17

  • SHA1

    3ae015563ffdd4161132e5a7346f230cbac10193

  • SHA256

    366d16b6b9eebb7a76fde9af39f0641c63fcaa58b2b41f91a0818064b61449b0

  • SHA512

    e005e279ae720d8d18b1c3ad19735d4516a63116c5dd717642f3279f7569bcf014a8f770e5cb68e4b8f5e43e6e7f7dbcd61b67badd4a42de7186f17cf2e6f0b2

  • SSDEEP

    12288:OZVMq6rRd4o9caAzghYtEdzSA7UVlrJjUdSUG:O8brRd49aQgQUQVfgPG

Malware Config

Extracted

Family

xworm

Version

5.0

C2

127.0.0.1:2005

79.110.62.113:2005

Mutex

0QFmCI3ycTg10NnI

Attributes
  • install_file

    USB.exe

aes.plain

Targets

    • Target

      366d16b6b9eebb7a76fde9af39f0641c63fcaa58b2b41f91a0818064b61449b0

    • Size

      520KB

    • MD5

      13fc421bc7d87805d5782fa5a76bef17

    • SHA1

      3ae015563ffdd4161132e5a7346f230cbac10193

    • SHA256

      366d16b6b9eebb7a76fde9af39f0641c63fcaa58b2b41f91a0818064b61449b0

    • SHA512

      e005e279ae720d8d18b1c3ad19735d4516a63116c5dd717642f3279f7569bcf014a8f770e5cb68e4b8f5e43e6e7f7dbcd61b67badd4a42de7186f17cf2e6f0b2

    • SSDEEP

      12288:OZVMq6rRd4o9caAzghYtEdzSA7UVlrJjUdSUG:O8brRd49aQgQUQVfgPG

    • Detect Xworm Payload

    • StormKitty

      StormKitty is an open source info stealer written in C#.

    • StormKitty payload

    • 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.

    • 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.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v13

Execution

Command and Scripting Interpreter

1
T1059

PowerShell

1
T1059.001

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

1
T1005

Tasks