Analysis

  • max time kernel
    148s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04-09-2024 09:13

General

  • Target

    EVERV2408VESSELDETAILS.xlsx.scr.exe

  • Size

    707KB

  • MD5

    44646fb447d7c4f8b6b81cebaa06e29d

  • SHA1

    f2f9ed3ea212e0f1f069073dfe37789992a65e16

  • SHA256

    68f8a928d8c7b9b1da3ed341ad581da0fadd5bdddf781e0d8831c94553d8d5b3

  • SHA512

    7407feebe1af999938cef4853d3ce5d2f77dc9b7910ae52f103bad70a6cd7de23dfe2d515d74180cb6e1f9f13fbd690d09fc38801be5e6224ac92225a77c8a7d

  • SSDEEP

    12288:V10qwoE+x29v3pFDa+Jq5ozwI/si//lUggcL/KP3q6Jumlq:V17EYavLe+Jf0I/si/dDhr6JumI

Malware Config

Extracted

Credentials

  • Protocol:
    ftp
  • Host:
    beirutrest.com
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    9yXQ39wz(uL+

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://beirutrest.com
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    9yXQ39wz(uL+

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.

  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Reads WinSCP keys stored on the system 2 TTPs

    Tries to access WinSCP stored sessions.

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • 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.

  • Looks up external IP address via web service 2 IoCs

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

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\EVERV2408VESSELDETAILS.xlsx.scr.exe
    "C:\Users\Admin\AppData\Local\Temp\EVERV2408VESSELDETAILS.xlsx.scr.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1708
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\EVERV2408VESSELDETAILS.xlsx.scr.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4508
    • C:\Users\Admin\AppData\Local\Temp\EVERV2408VESSELDETAILS.xlsx.scr.exe
      "C:\Users\Admin\AppData\Local\Temp\EVERV2408VESSELDETAILS.xlsx.scr.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2400

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\EVERV2408VESSELDETAILS.xlsx.scr.exe.log

    Filesize

    1KB

    MD5

    8ec831f3e3a3f77e4a7b9cd32b48384c

    SHA1

    d83f09fd87c5bd86e045873c231c14836e76a05c

    SHA256

    7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

    SHA512

    26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_kyya2ehl.3yg.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/1708-10-0x00000000068D0000-0x000000000696C000-memory.dmp

    Filesize

    624KB

  • memory/1708-16-0x0000000074DC0000-0x0000000075570000-memory.dmp

    Filesize

    7.7MB

  • memory/1708-4-0x0000000074DC0000-0x0000000075570000-memory.dmp

    Filesize

    7.7MB

  • memory/1708-5-0x0000000005480000-0x000000000548A000-memory.dmp

    Filesize

    40KB

  • memory/1708-6-0x0000000007D40000-0x0000000007D58000-memory.dmp

    Filesize

    96KB

  • memory/1708-7-0x0000000074DCE000-0x0000000074DCF000-memory.dmp

    Filesize

    4KB

  • memory/1708-8-0x0000000074DC0000-0x0000000075570000-memory.dmp

    Filesize

    7.7MB

  • memory/1708-9-0x0000000006630000-0x00000000066B2000-memory.dmp

    Filesize

    520KB

  • memory/1708-0-0x0000000074DCE000-0x0000000074DCF000-memory.dmp

    Filesize

    4KB

  • memory/1708-3-0x0000000005490000-0x0000000005522000-memory.dmp

    Filesize

    584KB

  • memory/1708-2-0x0000000005B50000-0x00000000060F4000-memory.dmp

    Filesize

    5.6MB

  • memory/1708-1-0x0000000000B20000-0x0000000000BD6000-memory.dmp

    Filesize

    728KB

  • memory/2400-11-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2400-63-0x0000000074DC0000-0x0000000075570000-memory.dmp

    Filesize

    7.7MB

  • memory/2400-18-0x00000000059C0000-0x0000000005A26000-memory.dmp

    Filesize

    408KB

  • memory/2400-62-0x0000000074DC0000-0x0000000075570000-memory.dmp

    Filesize

    7.7MB

  • memory/2400-20-0x0000000074DC0000-0x0000000075570000-memory.dmp

    Filesize

    7.7MB

  • memory/2400-58-0x00000000070A0000-0x00000000070F0000-memory.dmp

    Filesize

    320KB

  • memory/2400-14-0x0000000074DC0000-0x0000000075570000-memory.dmp

    Filesize

    7.7MB

  • memory/4508-22-0x0000000005D70000-0x0000000005D92000-memory.dmp

    Filesize

    136KB

  • memory/4508-50-0x0000000007900000-0x000000000791A000-memory.dmp

    Filesize

    104KB

  • memory/4508-21-0x0000000074DC0000-0x0000000075570000-memory.dmp

    Filesize

    7.7MB

  • memory/4508-33-0x0000000005F70000-0x00000000062C4000-memory.dmp

    Filesize

    3.3MB

  • memory/4508-34-0x00000000065B0000-0x00000000065CE000-memory.dmp

    Filesize

    120KB

  • memory/4508-35-0x00000000065F0000-0x000000000663C000-memory.dmp

    Filesize

    304KB

  • memory/4508-36-0x0000000007570000-0x00000000075A2000-memory.dmp

    Filesize

    200KB

  • memory/4508-37-0x0000000070A40000-0x0000000070A8C000-memory.dmp

    Filesize

    304KB

  • memory/4508-47-0x00000000075B0000-0x00000000075CE000-memory.dmp

    Filesize

    120KB

  • memory/4508-48-0x00000000075D0000-0x0000000007673000-memory.dmp

    Filesize

    652KB

  • memory/4508-49-0x0000000007F40000-0x00000000085BA000-memory.dmp

    Filesize

    6.5MB

  • memory/4508-23-0x0000000005E10000-0x0000000005E76000-memory.dmp

    Filesize

    408KB

  • memory/4508-51-0x0000000007970000-0x000000000797A000-memory.dmp

    Filesize

    40KB

  • memory/4508-52-0x0000000007B80000-0x0000000007C16000-memory.dmp

    Filesize

    600KB

  • memory/4508-53-0x0000000007B00000-0x0000000007B11000-memory.dmp

    Filesize

    68KB

  • memory/4508-54-0x0000000007B30000-0x0000000007B3E000-memory.dmp

    Filesize

    56KB

  • memory/4508-55-0x0000000007B40000-0x0000000007B54000-memory.dmp

    Filesize

    80KB

  • memory/4508-56-0x0000000007C40000-0x0000000007C5A000-memory.dmp

    Filesize

    104KB

  • memory/4508-57-0x0000000007C20000-0x0000000007C28000-memory.dmp

    Filesize

    32KB

  • memory/4508-17-0x0000000074DC0000-0x0000000075570000-memory.dmp

    Filesize

    7.7MB

  • memory/4508-61-0x0000000074DC0000-0x0000000075570000-memory.dmp

    Filesize

    7.7MB

  • memory/4508-19-0x0000000005740000-0x0000000005D68000-memory.dmp

    Filesize

    6.2MB

  • memory/4508-15-0x0000000005010000-0x0000000005046000-memory.dmp

    Filesize

    216KB