Overview

overview

10

Static

static

8f7dbcfa8b...0d.exe

windows7_x64

10

8f7dbcfa8b...0d.exe

windows10_x64

10

Sharing

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General

  • Target

    8f7dbcfa8bad037d11b43554acc4d273413a2aad3d0d0f18b0ef44ed353d6f0d

  • Size

    3.5MB

  • Sample

    201106-t4b4q7nmmn

  • MD5

    62e859cf533b93d38a05a2490b65fdf4

  • SHA1

    85098ce68d91cd54795beca743c7de06b546997c

  • SHA256

    8f7dbcfa8bad037d11b43554acc4d273413a2aad3d0d0f18b0ef44ed353d6f0d

  • SHA512

    3b90b0d2bc04c21be9b5330d5fccea3708b699c3fa054c90acf89e363ea8f97def8d2cb3ee938139596293e58ef727d27cda3add8c46caf8eddcd8b75494c479

Score
10/10
discoveryexploitpersistenceupx

Malware Config

Extracted

Language
ps1
Deobfuscated
URLs
ps1.dropper

https://raw.githubusercontent.com/sqlitey/sqlite/master/speed.ps1

Targets

    • Target

      8f7dbcfa8bad037d11b43554acc4d273413a2aad3d0d0f18b0ef44ed353d6f0d

    • Size

      3.5MB

    • MD5

      62e859cf533b93d38a05a2490b65fdf4

    • SHA1

      85098ce68d91cd54795beca743c7de06b546997c

    • SHA256

      8f7dbcfa8bad037d11b43554acc4d273413a2aad3d0d0f18b0ef44ed353d6f0d

    • SHA512

      3b90b0d2bc04c21be9b5330d5fccea3708b699c3fa054c90acf89e363ea8f97def8d2cb3ee938139596293e58ef727d27cda3add8c46caf8eddcd8b75494c479

    Score
    10/10
    discoveryexploitpersistenceupx

    • Grants admin privileges

      Uses net.exe to modify the user's privileges.

    • Blacklisted process makes network request

    • Modifies RDP port number used by Windows

    • Possible privilege escalation attempt

      exploit

    • Sets DLL path for service in the registry

      persistence

    • UPX packed file

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

      upx

    • Deletes itself

    • Loads dropped DLL

    • Modifies file permissions

      discovery

    • Drops file in System32 directory

    • Modifies service

      persistence
    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Account Manipulation

1
T1098

Registry Run Keys / Startup Folder

1
T1060

Modify Existing Service

1
T1031

Privilege Escalation

Defense Evasion

Modify Registry

3
T1112

File Permissions Modification

1
T1222

Credential Access

Discovery

Lateral Movement

Remote Desktop Protocol

1
T1076

Collection

Exfiltration

Command and Control

Impact

Tasks