General

  • Target

    ac640c150beb86b7a5dea208cdf187aadba828f7115ed2418ab06461a0ccfcc0

  • Size

    153KB

  • Sample

    210926-wce47sfbg9

  • MD5

    b4b463d7f677821bef88956f82e4acfe

  • SHA1

    e8b8e46d97fddabb2a1e3641b934ea82f7f84617

  • SHA256

    ac640c150beb86b7a5dea208cdf187aadba828f7115ed2418ab06461a0ccfcc0

  • SHA512

    ce0a47ddd139ddc927776b9925c194aa8ed22d91409d068674e2ebdb16956155e1d3169e46db97841047084ca552af89f6452244064f0e0883c86a73b58c8d73

Malware Config

Targets

    • Target

      ac640c150beb86b7a5dea208cdf187aadba828f7115ed2418ab06461a0ccfcc0

    • Size

      153KB

    • MD5

      b4b463d7f677821bef88956f82e4acfe

    • SHA1

      e8b8e46d97fddabb2a1e3641b934ea82f7f84617

    • SHA256

      ac640c150beb86b7a5dea208cdf187aadba828f7115ed2418ab06461a0ccfcc0

    • SHA512

      ce0a47ddd139ddc927776b9925c194aa8ed22d91409d068674e2ebdb16956155e1d3169e46db97841047084ca552af89f6452244064f0e0883c86a73b58c8d73

    • Tofsee

      Backdoor/botnet which carries out malicious activities based on commands from a C2 server.

    • Windows security bypass

    • xmrig

      XMRig is a high performance, open source, cross platform CPU/GPU miner.

    • XMRig Miner Payload

    • Creates new service(s)

    • Executes dropped EXE

    • Modifies Windows Firewall

    • Sets service image path in registry

    • Deletes itself

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Persistence

New Service

1
T1050

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

New Service

1
T1050

Defense Evasion

Disabling Security Tools

1
T1089

Modify Registry

2
T1112

Discovery

System Information Discovery

1
T1082

Tasks