General

  • Target

    TLauncher-Installer-1.3.5 (1).exe

  • Size

    23.0MB

  • Sample

    240422-x5qxvafa83

  • MD5

    1a2ce8f6f111d438d4467a84d8c74351

  • SHA1

    6f2b6d316eb820ae6875b84df9615e412ae0773a

  • SHA256

    9aaa326da7ca2d0d7015742e3ffe5bce7df63cae147166e52f094a1c20897856

  • SHA512

    8f276c77a73f4035513d463be939e056a67cfcfb28df078b7e63a3f524a5c66d02128ac6a267e84226dfc2916ae74d0f945a12f7326fa89fa97070329d828193

  • SSDEEP

    393216:y25KVUfIscQ5+LTc2rr6of5MJ7ZWqxPAIgtMIMlFRqUX0OT2Hx8HcAobUAKN+:jKVaIsN+LtrrKJBH5lFRq0RD1obUAK0

Malware Config

Targets

    • Target

      TLauncher-Installer-1.3.5 (1).exe

    • Size

      23.0MB

    • MD5

      1a2ce8f6f111d438d4467a84d8c74351

    • SHA1

      6f2b6d316eb820ae6875b84df9615e412ae0773a

    • SHA256

      9aaa326da7ca2d0d7015742e3ffe5bce7df63cae147166e52f094a1c20897856

    • SHA512

      8f276c77a73f4035513d463be939e056a67cfcfb28df078b7e63a3f524a5c66d02128ac6a267e84226dfc2916ae74d0f945a12f7326fa89fa97070329d828193

    • SSDEEP

      393216:y25KVUfIscQ5+LTc2rr6of5MJ7ZWqxPAIgtMIMlFRqUX0OT2Hx8HcAobUAKN+:jKVaIsN+LtrrKJBH5lFRq0RD1obUAK0

    • Downloads MZ/PE file

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies file permissions

    • Registers COM server for autorun

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Blocklisted process makes network request

    • 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.

    • Installs/modifies Browser Helper Object

      BHOs are DLL modules which act as plugins for Internet Explorer.

    • Drops file in System32 directory

MITRE ATT&CK Matrix ATT&CK v13

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Browser Extensions

1
T1176

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

File and Directory Permissions Modification

1
T1222

Modify Registry

3
T1112

Subvert Trust Controls

1
T1553

Install Root Certificate

1
T1553.004

Discovery

Query Registry

4
T1012

System Information Discovery

4
T1082

Peripheral Device Discovery

1
T1120

Tasks