Resubmissions

09-08-2024 21:57

240809-1t1vfs1cpm 10

06-08-2024 13:01

240806-p9f97szdlm 10

06-08-2024 12:52

240806-p3672stdkg 10

06-08-2024 12:29

240806-ppa8fsygqr 10

06-08-2024 12:26

240806-pmc92ashlh 10

Analysis

  • max time kernel
    120s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240705-en
  • resource tags

    arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
  • submitted
    06-08-2024 12:29

General

  • Target

    1/25898c73a877d87ba289bb4ab9585eb36eba9d27d47af678a86befdbf9aa938f.exe

  • Size

    1.0MB

  • MD5

    631e3c5465349fdfd6fc2fbe9c15cf65

  • SHA1

    af9e5b3d8ca4b6c64b69876b9cad6a18476f0168

  • SHA256

    25898c73a877d87ba289bb4ab9585eb36eba9d27d47af678a86befdbf9aa938f

  • SHA512

    31c6c58a5ec3d26e67a20f46df689fcfe69e90dffeaa36183630cc2cfa20d7fc07e19efe551f65f9606e435e26e2daf50b2275ee4b1cd7ab6b3641bef1552b93

  • SSDEEP

    24576:GAHnh+eWsN3skA4RV1Hom2KXMmHasvktOpBS5:hh+ZkldoPK8Yasvkt+2

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Credentials from Password Stores: Credentials from Web Browsers 1 TTPs

    Malicious Access or copy of Web Browser Credential store.

  • Looks up external IP address via web service 3 IoCs

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

  • Suspicious use of SetThreadContext 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1\25898c73a877d87ba289bb4ab9585eb36eba9d27d47af678a86befdbf9aa938f.exe
    "C:\Users\Admin\AppData\Local\Temp\1\25898c73a877d87ba289bb4ab9585eb36eba9d27d47af678a86befdbf9aa938f.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:1420
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Users\Admin\AppData\Local\Temp\1\25898c73a877d87ba289bb4ab9585eb36eba9d27d47af678a86befdbf9aa938f.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2172

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1420-10-0x0000000000150000-0x0000000000154000-memory.dmp

    Filesize

    16KB

  • memory/2172-11-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2172-15-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2172-13-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2172-16-0x0000000073D3E000-0x0000000073D3F000-memory.dmp

    Filesize

    4KB

  • memory/2172-17-0x0000000073D30000-0x000000007441E000-memory.dmp

    Filesize

    6.9MB

  • memory/2172-18-0x0000000073D3E000-0x0000000073D3F000-memory.dmp

    Filesize

    4KB

  • memory/2172-19-0x0000000073D30000-0x000000007441E000-memory.dmp

    Filesize

    6.9MB