General

  • Target

    RevoUninProSetup.exe

  • Size

    16.9MB

  • Sample

    240524-vve2gsde44

  • MD5

    b0f15df675ff3ff11fe6eac7a32e4409

  • SHA1

    59178aed358362c8fb3905e66170ac924c803879

  • SHA256

    89d038c065e1e236a4c086f9485dbf1315114ed92eed19e64d2e3fe771688d9a

  • SHA512

    3f1d56d12948872632fe626e61533790852a54c892385c8d1cf8b6111a6ee4379bcc907958d6b8d82736476e2b9b9be6e53604c494227ae370d2496b84b48a47

  • SSDEEP

    393216:4S2H6AdClOaamBv1XONf50LdeJ/mXjGyh+OLTvrGVJCmY0mB:RE6AdDwhc5IeNxyh+OPDGVJCmnmB

Malware Config

Targets

    • Target

      RevoUninProSetup.exe

    • Size

      16.9MB

    • MD5

      b0f15df675ff3ff11fe6eac7a32e4409

    • SHA1

      59178aed358362c8fb3905e66170ac924c803879

    • SHA256

      89d038c065e1e236a4c086f9485dbf1315114ed92eed19e64d2e3fe771688d9a

    • SHA512

      3f1d56d12948872632fe626e61533790852a54c892385c8d1cf8b6111a6ee4379bcc907958d6b8d82736476e2b9b9be6e53604c494227ae370d2496b84b48a47

    • SSDEEP

      393216:4S2H6AdClOaamBv1XONf50LdeJ/mXjGyh+OLTvrGVJCmY0mB:RE6AdDwhc5IeNxyh+OPDGVJCmnmB

    • Drops file in Drivers directory

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies system executable filetype association

    • Reads user/profile data of web browsers

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

    • Registers COM server for autorun

    • Adds Run key to start application

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Enumerates connected drives

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

MITRE ATT&CK Matrix ATT&CK v13

Persistence

Event Triggered Execution

1
T1546

Change Default File Association

1
T1546.001

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

2
T1547.001

Privilege Escalation

Event Triggered Execution

1
T1546

Change Default File Association

1
T1546.001

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

2
T1547.001

Defense Evasion

Modify Registry

3
T1112

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Query Registry

5
T1012

System Information Discovery

4
T1082

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

1
T1005

Tasks