General

  • Target

    SecuriteInfo.com.MSIL.GenKryptik.FYGA.tr.21466.8076

  • Size

    960KB

  • Sample

    221126-p2tkkagf9y

  • MD5

    a0b2a10e84abe8930570103f841bcc75

  • SHA1

    441c100f5467f1e7983b3e62119b60bb3cc757d7

  • SHA256

    ebb86221b5c4336e8155321c3ef818e39e38c981227b768433d107ba6aa3bd69

  • SHA512

    023c0e59dbdd9dd8f3b2e3ad99154942d651e7b3c3b498e25d957fb4b717dde7148a932bc1cfd1a4a9679889fcaa22de8b25d75ae14f01e12c3a25ef248794d5

  • SSDEEP

    24576:EGU376CRkFg/IyXtBbvShFasPKhCX0sTLZeD1zBCh:2PkoXvSLSkzTNk1W

Malware Config

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      SecuriteInfo.com.MSIL.GenKryptik.FYGA.tr.21466.8076

    • Size

      960KB

    • MD5

      a0b2a10e84abe8930570103f841bcc75

    • SHA1

      441c100f5467f1e7983b3e62119b60bb3cc757d7

    • SHA256

      ebb86221b5c4336e8155321c3ef818e39e38c981227b768433d107ba6aa3bd69

    • SHA512

      023c0e59dbdd9dd8f3b2e3ad99154942d651e7b3c3b498e25d957fb4b717dde7148a932bc1cfd1a4a9679889fcaa22de8b25d75ae14f01e12c3a25ef248794d5

    • SSDEEP

      24576:EGU376CRkFg/IyXtBbvShFasPKhCX0sTLZeD1zBCh:2PkoXvSLSkzTNk1W

    • 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.

    • 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 Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

1
T1112

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Collection

Email Collection

1
T1114

Tasks