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Analysis

  • max time kernel
    95s
  • max time network
    140s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26/12/2024, 01:12

General

  • Target

    bbb9c37d643e6302bb92445338abeaa909ceea85994a30baf205cdbb9ebbaa05.exe

  • Size

    531KB

  • MD5

    7d5a73279a1b21f6c74453b1435b6188

  • SHA1

    3a3d443a962ced3dbd4376f7ef070d2dd117c97e

  • SHA256

    bbb9c37d643e6302bb92445338abeaa909ceea85994a30baf205cdbb9ebbaa05

  • SHA512

    519a9d56b3ac712600c84e8fab212e318afc24f64177019c696bf7bcf6cf4c70963c42861b5253fd2a9a2b4e2e9ee72ec1073df77876390d6d0748836836dcc4

  • SSDEEP

    12288:4quErHF6xC9D6DmR1J98w4oknqOOCyQfUYfp4IAgjNX3N8L:5rl6kD68JmlotQfTp1AgjNX96

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.stingatoareincendii.ro
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    3.*RYhlG)lkA

Signatures

  • AgentTesla

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

  • Agenttesla family
  • Looks up external IP address via web service 1 IoCs

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

  • AutoIT Executable 1 IoCs

    AutoIT scripts compiled to PE executables.

  • Suspicious use of SetThreadContext 1 IoCs
  • UPX packed file 2 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • 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 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\bbb9c37d643e6302bb92445338abeaa909ceea85994a30baf205cdbb9ebbaa05.exe
    "C:\Users\Admin\AppData\Local\Temp\bbb9c37d643e6302bb92445338abeaa909ceea85994a30baf205cdbb9ebbaa05.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:3460
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Users\Admin\AppData\Local\Temp\bbb9c37d643e6302bb92445338abeaa909ceea85994a30baf205cdbb9ebbaa05.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4848

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/3460-14-0x00000000008B0000-0x00000000009E6000-memory.dmp

    Filesize

    1.2MB

  • memory/3460-11-0x0000000000B40000-0x0000000000B44000-memory.dmp

    Filesize

    16KB

  • memory/3460-0-0x00000000008B0000-0x00000000009E6000-memory.dmp

    Filesize

    1.2MB

  • memory/4848-17-0x0000000004BC0000-0x0000000004C26000-memory.dmp

    Filesize

    408KB

  • memory/4848-15-0x000000007466E000-0x000000007466F000-memory.dmp

    Filesize

    4KB

  • memory/4848-16-0x0000000004FF0000-0x0000000005594000-memory.dmp

    Filesize

    5.6MB

  • memory/4848-12-0x0000000000420000-0x0000000000462000-memory.dmp

    Filesize

    264KB

  • memory/4848-18-0x0000000074660000-0x0000000074E10000-memory.dmp

    Filesize

    7.7MB

  • memory/4848-19-0x0000000005D60000-0x0000000005DB0000-memory.dmp

    Filesize

    320KB

  • memory/4848-20-0x0000000005E50000-0x0000000005EE2000-memory.dmp

    Filesize

    584KB

  • memory/4848-21-0x0000000005DE0000-0x0000000005DEA000-memory.dmp

    Filesize

    40KB

  • memory/4848-22-0x000000007466E000-0x000000007466F000-memory.dmp

    Filesize

    4KB

  • memory/4848-23-0x0000000074660000-0x0000000074E10000-memory.dmp

    Filesize

    7.7MB