General

  • Target

    c63790aa506d9ce3119b82414a0b1afd1f8cfbc2887bbdf987dea1d19205f5b2

  • Size

    210KB

  • Sample

    240420-c6j6gafc2w

  • MD5

    dc49b618cc414c7bb8eb51d83cff719d

  • SHA1

    47c7bb2c52be285a9f764a0478d86479c635fe3d

  • SHA256

    c63790aa506d9ce3119b82414a0b1afd1f8cfbc2887bbdf987dea1d19205f5b2

  • SHA512

    b11385906a482fdd923a0f788190ca6b164964aec86d7db068f2978d64bbab301884c81820542520b9e9b3dc280373892f5e3091de565940fdd172bab8c032ad

  • SSDEEP

    6144:uVtV0QPQCnSQsTEWYChnUnPJuHC3vcWY:ubVQk1wnGACvc

Malware Config

Targets

    • Target

      c63790aa506d9ce3119b82414a0b1afd1f8cfbc2887bbdf987dea1d19205f5b2

    • Size

      210KB

    • MD5

      dc49b618cc414c7bb8eb51d83cff719d

    • SHA1

      47c7bb2c52be285a9f764a0478d86479c635fe3d

    • SHA256

      c63790aa506d9ce3119b82414a0b1afd1f8cfbc2887bbdf987dea1d19205f5b2

    • SHA512

      b11385906a482fdd923a0f788190ca6b164964aec86d7db068f2978d64bbab301884c81820542520b9e9b3dc280373892f5e3091de565940fdd172bab8c032ad

    • SSDEEP

      6144:uVtV0QPQCnSQsTEWYChnUnPJuHC3vcWY:ubVQk1wnGACvc

    • Detects executables containing base64 encoded User Agent

    • Deletes itself

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Adds Run key to start application

    • Enumerates connected drives

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

    • Writes to the Master Boot Record (MBR)

      Bootkits write to the MBR to gain persistence at a level below the operating system.

MITRE ATT&CK Matrix ATT&CK v13

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Pre-OS Boot

1
T1542

Bootkit

1
T1542.003

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Modify Registry

1
T1112

Pre-OS Boot

1
T1542

Bootkit

1
T1542.003

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Query Registry

2
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

2
T1082

Remote System Discovery

1
T1018

Collection

Data from Local System

1
T1005

Tasks