General

  • Target

    d33be5280d3218290d388d56c8b24a8384850d562728bbbe6d8a738950f76b89.exe.bin

  • Size

    368KB

  • Sample

    221209-r3125sgc31

  • MD5

    500dbda4403f8f91f0a893c6c57b441d

  • SHA1

    dd43960b19cd8810447f45f2e96a1557af36f9d4

  • SHA256

    d33be5280d3218290d388d56c8b24a8384850d562728bbbe6d8a738950f76b89

  • SHA512

    a76b7cfdf1283db03624b8c73e9aee8b0542e907a5400a0b5b0f4206e937d66a7be9427f36f0191a1ec307b9d22b4d46b4092ca15a0583d3cf322435f4460c23

  • SSDEEP

    1536:4doMDP3BnMPUC4wg0p2Z/jrF8wBKYfDHbifFGxsCdnrinleNn:4euPxnMPUHwpp2gBUqwxBNilYn

Malware Config

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      d33be5280d3218290d388d56c8b24a8384850d562728bbbe6d8a738950f76b89.exe.bin

    • Size

      368KB

    • MD5

      500dbda4403f8f91f0a893c6c57b441d

    • SHA1

      dd43960b19cd8810447f45f2e96a1557af36f9d4

    • SHA256

      d33be5280d3218290d388d56c8b24a8384850d562728bbbe6d8a738950f76b89

    • SHA512

      a76b7cfdf1283db03624b8c73e9aee8b0542e907a5400a0b5b0f4206e937d66a7be9427f36f0191a1ec307b9d22b4d46b4092ca15a0583d3cf322435f4460c23

    • SSDEEP

      1536:4doMDP3BnMPUC4wg0p2Z/jrF8wBKYfDHbifFGxsCdnrinleNn:4euPxnMPUHwpp2gBUqwxBNilYn

    • AgentTesla

      Agent Tesla is a remote access tool (RAT) written in visual basic.

    • Checks computer location settings

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

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

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

    • Accesses Microsoft Outlook profiles

    • Adds Run key to start application

    • Looks up external IP address via web service

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

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks