General

  • Target

    DHL airbill # 6923325623.exe

  • Size

    413KB

  • Sample

    231012-e2q5bseg2y

  • MD5

    435022390602be3ee5676935cc8057d3

  • SHA1

    c1fbf945c24282bccbe95624579c50f1a91782ef

  • SHA256

    9d92ea17930270e7461e09315f5a9ac5f89fe57e1203dc10344e2480f4707b1b

  • SHA512

    fc5e9d1ae5a75b18adc019ae6ca9942214b3ce979abcb96e4436ecd00e985f2f9bc9b0dcbdae4bdcf2dda197b04fd104983d68878692ac2b1f10c4d938621483

  • SSDEEP

    12288:MYyy2tlqQ2vdJMzsvmDtGt9ZNZjTXGbjLaHcB:MYyy2tlqvvbEsuDUtzNVDGXIcB

Malware Config

Targets

    • Target

      DHL airbill # 6923325623.exe

    • Size

      413KB

    • MD5

      435022390602be3ee5676935cc8057d3

    • SHA1

      c1fbf945c24282bccbe95624579c50f1a91782ef

    • SHA256

      9d92ea17930270e7461e09315f5a9ac5f89fe57e1203dc10344e2480f4707b1b

    • SHA512

      fc5e9d1ae5a75b18adc019ae6ca9942214b3ce979abcb96e4436ecd00e985f2f9bc9b0dcbdae4bdcf2dda197b04fd104983d68878692ac2b1f10c4d938621483

    • SSDEEP

      12288:MYyy2tlqQ2vdJMzsvmDtGt9ZNZjTXGbjLaHcB:MYyy2tlqvvbEsuDUtzNVDGXIcB

    • AgentTesla

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

    • Executes dropped EXE

    • Loads dropped DLL

    • 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

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks