General

  • Target

    fbc851daaa11b333c79912b49a465c3abc26c6c8e0629c4916f6c0a6243b729a

  • Size

    695KB

  • Sample

    240630-bfhdhsvcjk

  • MD5

    294fd8988e158616df7fce5208dfaea1

  • SHA1

    1990b4ad55593db02093e7bdcc0f592c7279fe71

  • SHA256

    fbc851daaa11b333c79912b49a465c3abc26c6c8e0629c4916f6c0a6243b729a

  • SHA512

    090a7c40d32c05c942ee1ec056d48f94c4d399401b4c00ba75edf2913bc055c2091f5bf7ea56bf17be3751d9f04714a308a84b4498400679acfea943a164bfef

  • SSDEEP

    12288:55J2iNzeWFm+FJ6H4tj3roRKc69ovr7hcrHrhtX0+I5LaCSyWTwNFB33aF4LHymj:DJ1tRFm+r6H4tjboRf69ovrF2PFI5L9R

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot6481075764:AAHqECPIvQi9oqrkUAnPvfzCiiFg7g2jTz4/

Targets

    • Target

      fbc851daaa11b333c79912b49a465c3abc26c6c8e0629c4916f6c0a6243b729a

    • Size

      695KB

    • MD5

      294fd8988e158616df7fce5208dfaea1

    • SHA1

      1990b4ad55593db02093e7bdcc0f592c7279fe71

    • SHA256

      fbc851daaa11b333c79912b49a465c3abc26c6c8e0629c4916f6c0a6243b729a

    • SHA512

      090a7c40d32c05c942ee1ec056d48f94c4d399401b4c00ba75edf2913bc055c2091f5bf7ea56bf17be3751d9f04714a308a84b4498400679acfea943a164bfef

    • SSDEEP

      12288:55J2iNzeWFm+FJ6H4tj3roRKc69ovr7hcrHrhtX0+I5LaCSyWTwNFB33aF4LHymj:DJ1tRFm+r6H4tjboRf69ovrF2PFI5L9R

    • AgentTesla

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

    • Reads WinSCP keys stored on the system

      Tries to access WinSCP stored sessions.

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • 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.

    • 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 Matrix ATT&CK v13

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Modify Registry

1
T1112

Credential Access

Unsecured Credentials

4
T1552

Credentials In Files

3
T1552.001

Credentials in Registry

1
T1552.002

Collection

Data from Local System

4
T1005

Tasks