General

  • Target

    39283d6e1ddaee7060f387c7f6b2a63c9c9b3943f1d4d351cbb7b10c3cc9f30f

  • Size

    7.5MB

  • Sample

    220625-v8hdrsdggk

  • MD5

    f24f6f2fcb9ecf27347d720e07f002c9

  • SHA1

    24ced9a21f23d02d2542b7ac6b6cbca32451d5e7

  • SHA256

    39283d6e1ddaee7060f387c7f6b2a63c9c9b3943f1d4d351cbb7b10c3cc9f30f

  • SHA512

    3899b797a38dc29e8569ae7833db8dea2b92f7dc30a6a35f5d8924a5b26c9e3af793890853d92b5dc6ca600747a1e10f5e2e1bf47aef69121e4c63109f7cb3ab

Malware Config

Extracted

Family

socelars

C2

http://www.mkpmc.com/

Targets

    • Target

      39283d6e1ddaee7060f387c7f6b2a63c9c9b3943f1d4d351cbb7b10c3cc9f30f

    • Size

      7.5MB

    • MD5

      f24f6f2fcb9ecf27347d720e07f002c9

    • SHA1

      24ced9a21f23d02d2542b7ac6b6cbca32451d5e7

    • SHA256

      39283d6e1ddaee7060f387c7f6b2a63c9c9b3943f1d4d351cbb7b10c3cc9f30f

    • SHA512

      3899b797a38dc29e8569ae7833db8dea2b92f7dc30a6a35f5d8924a5b26c9e3af793890853d92b5dc6ca600747a1e10f5e2e1bf47aef69121e4c63109f7cb3ab

    • OnlyLogger

      A tiny loader that uses IPLogger to get its payload.

    • Process spawned unexpected child process

      This typically indicates the parent process was compromised via an exploit or macro.

    • Socelars

      Socelars is an infostealer targeting browser cookies and credit card credentials.

    • Socelars Payload

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • xmrig

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

    • OnlyLogger Payload

    • XMRig Miner Payload

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Checks computer location settings

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

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Unexpected DNS network traffic destination

      Network traffic to other servers than the configured DNS servers was detected on the DNS port.

    • Checks installed software on the system

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

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Looks up geolocation information via web service

      Uses a legitimate geolocation service to find the infected system's geolocation info.

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks