Overview

overview

10

Static

static

074bbfc92e...13.exe

windows7_x64

10

074bbfc92e...13.exe

windows10-2004_x64

10

Sharing

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General

  • Target

    074bbfc92eb8b542b29a0278c58d7f7468f57739de2cb980c8ca8f20813f9113

  • Size

    760KB

  • Sample

    220531-c45dmafean

  • MD5

    6db88a50aeb77d139cfff0ac6fc2eb55

  • SHA1

    d0114590b1b706345190e7fd6f3aa1434be9e556

  • SHA256

    074bbfc92eb8b542b29a0278c58d7f7468f57739de2cb980c8ca8f20813f9113

  • SHA512

    c9a85370b143ebc0893ac3df272c93d05e0562f7a2d3792115094548d84dc8ed415363f7ef5f4045d695d0462b33184b8bcc314da7b0bddfbc799c98674d3177

Score
10/10
rattypersistencerattrojan

Malware Config

Targets

    • Target

      074bbfc92eb8b542b29a0278c58d7f7468f57739de2cb980c8ca8f20813f9113

    • Size

      760KB

    • MD5

      6db88a50aeb77d139cfff0ac6fc2eb55

    • SHA1

      d0114590b1b706345190e7fd6f3aa1434be9e556

    • SHA256

      074bbfc92eb8b542b29a0278c58d7f7468f57739de2cb980c8ca8f20813f9113

    • SHA512

      c9a85370b143ebc0893ac3df272c93d05e0562f7a2d3792115094548d84dc8ed415363f7ef5f4045d695d0462b33184b8bcc314da7b0bddfbc799c98674d3177

    Score
    10/10
    rattypersistencerattrojan

    • Ratty

      Ratty is an open source Java Remote Access Tool.

      trojanratratty

    • Ratty Rat Payload

    • Executes dropped EXE

    • Checks computer location settings

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

    • Drops startup file

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1
T1053

Persistence

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Hidden Files and Directories

1
T1158

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

2
T1112

Hidden Files and Directories

1
T1158

Credential Access

Discovery

Query Registry

3
T1012

System Information Discovery

4
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks