Overview

overview

10

Static

static

3

stubdownloader.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    stubdownloader.exe

  • Size

    230KB

  • Sample

    230525-z6dp1sdb3v

  • MD5

    9f78ddf0b80e9d3b735f34c82df45df8

  • SHA1

    35412bcc3b08c31baffdaba2aa96a7efea288fa4

  • SHA256

    9655ba431831bd59240b44ce2958a0aa20404078da93486cea0b9ce53753a38d

  • SHA512

    ae4f08c42c768e7022ea23fbc82abac5412a0dba047f2906c57a8cce8e666ccf6e65007ff1e923a8022e0af3d0070989130b5708ab05d83cae39f72994aa3d5d

  • SSDEEP

    3072:KUcvuJEXStOjA7BpQC2mCLsTRozN4rMtH02BhAAH7TNd3XxfyEAg0FujouL1Vwso:omjtOEKKo0MtUEjwEAO3wHes

Score
10/10
bitratpersistencetrojan

Malware Config

Extracted

Family

bitrat

Version

1.38

C2

soon-lp.at.ply.gg:17209

Attributes
  • communication_password

    81dc9bdb52d04dc20036dbd8313ed055

  • install_dir

    C:\ProgramData

  • install_file

    Bit

  • tor_process

    tor

Targets

    • Target

      stubdownloader.exe

    • Size

      230KB

    • MD5

      9f78ddf0b80e9d3b735f34c82df45df8

    • SHA1

      35412bcc3b08c31baffdaba2aa96a7efea288fa4

    • SHA256

      9655ba431831bd59240b44ce2958a0aa20404078da93486cea0b9ce53753a38d

    • SHA512

      ae4f08c42c768e7022ea23fbc82abac5412a0dba047f2906c57a8cce8e666ccf6e65007ff1e923a8022e0af3d0070989130b5708ab05d83cae39f72994aa3d5d

    • SSDEEP

      3072:KUcvuJEXStOjA7BpQC2mCLsTRozN4rMtH02BhAAH7TNd3XxfyEAg0FujouL1Vwso:omjtOEKKo0MtUEjwEAO3wHes

    Score
    10/10
    bitratpersistencetrojan

    • BitRAT

      BitRAT is a remote access tool written in C++ and uses leaked source code from other families.

      trojanbitrat

    • Downloads MZ/PE file

    • Checks computer location settings

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

    • Executes dropped EXE

    • Adds Run key to start application

      persistence

    • Legitimate hosting services abused for malware hosting/C2

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    behavioral1

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Web Service

1
T1102

Impact

Tasks