19bd376d4febdfc512a5e1242c79a9a0e2b77c007a09ae07b05a656957a42618

General
Target

19bd376d4febdfc512a5e1242c79a9a0e2b77c007a09ae07b05a656957a42618

Size

662KB

Sample

220521-pynvxagbh4

Score
10 /10
MD5

101543f1806d201c652031dab1181b94

SHA1

dae91b6a5431d0daf8fc578477df10c2812bb9f2

SHA256

19bd376d4febdfc512a5e1242c79a9a0e2b77c007a09ae07b05a656957a42618

SHA512

0b5845f63b7a5842f839400ac332129b93113e315798d6e27ed152c8dfef769adfa0abe0b2cbcf9fc768039537451707b2708f855424890315745de2e1742f6c

Malware Config
Targets
Target

Purchase Order.exe

MD5

8b622390bd7c3a881878b740857c506b

Filesize

601KB

Score
10/10
SHA1

2f683c3dd410f542383eebfaa033dc3c47d1afec

SHA256

7a53181aa1e3f435bf2036ddff15a7e8e3382bfceade53abd9f3a6e14ed2cf5b

SHA512

73df2a62e0f389f4bcbae6b012ea0ba82bcc335a21746efcfd9f34d0d712249a743ea78d845e8d08abbf492ceb8471135af98489a2857630d8c5d3f60691a83b

Tags

Signatures

  • AgentTesla

    Description

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

    Tags

  • AgentTesla Payload

  • Looks for VirtualBox Guest Additions in registry

    Tags

    TTPs

    Query RegistryVirtualization/Sandbox Evasion
  • Looks for VMWare Tools registry key

    Tags

    TTPs

    Query RegistryVirtualization/Sandbox Evasion
  • Checks BIOS information in registry

    Description

    BIOS information is often read in order to detect sandboxing environments.

    TTPs

    Query RegistrySystem Information Discovery
  • Checks computer location settings

    Description

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

    TTPs

    Query RegistrySystem Information Discovery
  • Reads data files stored by FTP clients

    Description

    Tries to access configuration files associated with programs like FileZilla.

    Tags

    TTPs

    Data from Local SystemCredentials in Files
  • Reads user/profile data of local email clients

    Description

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

    Tags

    TTPs

    Data from Local SystemCredentials in Files
  • Reads user/profile data of web browsers

    Description

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

    Tags

    TTPs

    Data from Local SystemCredentials in Files
  • Accesses Microsoft Outlook profiles

    Tags

    TTPs

    Email Collection
  • Adds Run key to start application

    Tags

    TTPs

    Registry Run Keys / Startup FolderModify Registry
  • Maps connected drives based on registry

    Description

    Disk information is often read in order to detect sandboxing environments.

    TTPs

    Query RegistryPeripheral Device DiscoverySystem Information Discovery
  • Suspicious use of SetThreadContext

Related Tasks

MITRE ATT&CK Matrix
Command and Control
    Credential Access
    Execution
      Exfiltration
        Impact
          Initial Access
            Lateral Movement
              Privilege Escalation