Analysis

  • max time kernel
    140s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231127-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12-12-2023 07:28

General

  • Target

    SecuriteInfo.com.Win32.PWSX-gen.21667.exe

  • Size

    653KB

  • MD5

    437067bc7190a7931c53e3e2f0e8185a

  • SHA1

    bf17143f35531655ab0af5c4c7625f58d611f50f

  • SHA256

    cd10c10c18af02c84db0cfc309c6357897bb6b07f987ba38a3eb83781ca63f24

  • SHA512

    258d333d03f397449a9c3fcfdcc750c561fb2e95522ebdfeca4cd320bb924be604224b64cc780b8d1cbf7f53fb694499758220038883ca0f6984f6f58bf5ab55

  • SSDEEP

    12288:o13IU8S6eUdJKiISKICXAVoRy4EANanNZ84iiCn6XkPf+oXemxFUMoLO9nTovCwg:odItSAdJKiIB/AeQ4zanNZ8PTVHLL0wh

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot6833930321:AAHwDIEAPHebsHtw__k-gJGBZ92DAJlw8_s/

Signatures

  • AgentTesla

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

  • Detect ZGRat V1 1 IoCs
  • ZGRat

    ZGRat is remote access trojan written in C#.

  • Reads user/profile data of local email clients 2 TTPs

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

  • Reads user/profile data of web browsers 2 TTPs

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

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.21667.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.21667.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2316
    • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.21667.exe
      "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.21667.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:668

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\SecuriteInfo.com.Win32.PWSX-gen.21667.exe.log

    Filesize

    1KB

    MD5

    8ec831f3e3a3f77e4a7b9cd32b48384c

    SHA1

    d83f09fd87c5bd86e045873c231c14836e76a05c

    SHA256

    7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

    SHA512

    26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

  • memory/668-11-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/668-20-0x00000000050A0000-0x00000000050B0000-memory.dmp

    Filesize

    64KB

  • memory/668-19-0x0000000075310000-0x0000000075AC0000-memory.dmp

    Filesize

    7.7MB

  • memory/668-18-0x0000000005EE0000-0x0000000005F30000-memory.dmp

    Filesize

    320KB

  • memory/668-17-0x0000000005120000-0x0000000005186000-memory.dmp

    Filesize

    408KB

  • memory/668-16-0x00000000050A0000-0x00000000050B0000-memory.dmp

    Filesize

    64KB

  • memory/668-14-0x0000000075310000-0x0000000075AC0000-memory.dmp

    Filesize

    7.7MB

  • memory/2316-5-0x0000000005A60000-0x0000000005A6A000-memory.dmp

    Filesize

    40KB

  • memory/2316-9-0x0000000006E10000-0x0000000006E8C000-memory.dmp

    Filesize

    496KB

  • memory/2316-10-0x0000000008230000-0x00000000082CC000-memory.dmp

    Filesize

    624KB

  • memory/2316-8-0x0000000005D30000-0x0000000005D3A000-memory.dmp

    Filesize

    40KB

  • memory/2316-7-0x0000000005C10000-0x0000000005C18000-memory.dmp

    Filesize

    32KB

  • memory/2316-6-0x0000000005B20000-0x0000000005B38000-memory.dmp

    Filesize

    96KB

  • memory/2316-15-0x0000000075310000-0x0000000075AC0000-memory.dmp

    Filesize

    7.7MB

  • memory/2316-1-0x0000000075310000-0x0000000075AC0000-memory.dmp

    Filesize

    7.7MB

  • memory/2316-4-0x0000000005AA0000-0x0000000005AB0000-memory.dmp

    Filesize

    64KB

  • memory/2316-3-0x00000000058B0000-0x0000000005942000-memory.dmp

    Filesize

    584KB

  • memory/2316-2-0x0000000005DB0000-0x0000000006354000-memory.dmp

    Filesize

    5.6MB

  • memory/2316-0-0x0000000000E20000-0x0000000000ECA000-memory.dmp

    Filesize

    680KB