Overview

overview

10

Static

static

7

dotNET_Reactor.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    dotNET_Reactor.exe

  • Size

    15.9MB

  • Sample

    240515-artp9aga8v

  • MD5

    b8b690a0a2b61714b7f4a928a513182f

  • SHA1

    63e466c49496a8be6a0f86644b031fd1db880c82

  • SHA256

    212aca6c26f53a9a28f22019f2ce4143daa98db2fdb0c9515f7e6e2fb6822e0e

  • SHA512

    3c1605c6ae9020d2ec13deb891c86eb0d43d0e106c41e969e890b875f706c7f607c03a5ae4236d89fe40c367ad8eb0e4cb78aeb1b9ea6764937708bf4b250463

  • SSDEEP

    393216:4EjFakaECvYN6k0dgW7YMCDNlM7TMLl+BB1f9qTs7:4KWECQt02W7YXKXZBVETs

Score
10/10
xwormzgratrattrojanvmprotect

Malware Config

Extracted

Family

xworm

C2

amazonshipping.duckdns.org:7000

Attributes
  • Install_directory

    %LocalAppData%

  • install_file

    MSBuild.exe

Targets

    • Target

      dotNET_Reactor.exe

    • Size

      15.9MB

    • MD5

      b8b690a0a2b61714b7f4a928a513182f

    • SHA1

      63e466c49496a8be6a0f86644b031fd1db880c82

    • SHA256

      212aca6c26f53a9a28f22019f2ce4143daa98db2fdb0c9515f7e6e2fb6822e0e

    • SHA512

      3c1605c6ae9020d2ec13deb891c86eb0d43d0e106c41e969e890b875f706c7f607c03a5ae4236d89fe40c367ad8eb0e4cb78aeb1b9ea6764937708bf4b250463

    • SSDEEP

      393216:4EjFakaECvYN6k0dgW7YMCDNlM7TMLl+BB1f9qTs7:4KWECQt02W7YXKXZBVETs

    Score
    10/10
    xwormzgratrattrojanvmprotect

    • Detect Xworm Payload

    • Detect ZGRat V1

    • Xworm

      Xworm is a remote access trojan written in C#.

      trojanratxworm

    • ZGRat

      ZGRat is remote access trojan written in C#.

      ratzgrat

    • .NET Reactor proctector

      Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.

    • Checks computer location settings

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

    • Drops startup file

    • Executes dropped EXE

    • VMProtect packed file

      Detects executables packed with VMProtect commercial packer.

      vmprotect

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    behavioral1

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

2
T1012

System Information Discovery

3
T1082

Peripheral Device Discovery

1
T1120

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks