Analysis

  • max time kernel
    105s
  • max time network
    134s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250314-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/04/2025, 11:25

General

  • Target

    U5jfeIGqS6smMA3.exe

  • Size

    824KB

  • MD5

    be0c5347e0cb068ce1fe72655dbf01a4

  • SHA1

    e80c58ec97f8677acd2b6f9ec6a25839c8517418

  • SHA256

    c4276aa60c7b56598376c807f51388f048aa47d65c99015b22240ec31da5521d

  • SHA512

    4bc5e2f3602f883e95741c91d93d0ad93a584d67cc29b95458369bdf21b67d45d6685af401e7a52ef778154341da48ee9c9286ca64594dd630ce936727e28a0b

  • SSDEEP

    12288:UkWkliZ4Hn1e8IE9OTMeJskm6C05FSxx/haBYqBywe1EFGoQqKUz:Q4HCE4IeTjCISxOBoEF9QqK

Malware Config

Extracted

Credentials

  • Protocol:
    ftp
  • Host:
    ftp.dorasanat.com.tr
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    C#%0f9T4MMEt

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.dorasanat.com.tr
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    C#%0f9T4MMEt

Signatures

  • AgentTesla

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

  • Agenttesla family
  • 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 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 3 TTPs

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

  • Looks up external IP address via web service 1 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\U5jfeIGqS6smMA3.exe
    "C:\Users\Admin\AppData\Local\Temp\U5jfeIGqS6smMA3.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:5828
    • 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\U5jfeIGqS6smMA3.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4852
    • C:\Users\Admin\AppData\Local\Temp\U5jfeIGqS6smMA3.exe
      "C:\Users\Admin\AppData\Local\Temp\U5jfeIGqS6smMA3.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4876

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_vmvuvpap.c5n.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/4852-48-0x00000000061C0000-0x00000000061DE000-memory.dmp

    Filesize

    120KB

  • memory/4852-50-0x0000000007570000-0x0000000007BEA000-memory.dmp

    Filesize

    6.5MB

  • memory/4852-61-0x0000000074620000-0x0000000074DD0000-memory.dmp

    Filesize

    7.7MB

  • memory/4852-58-0x0000000007240000-0x0000000007248000-memory.dmp

    Filesize

    32KB

  • memory/4852-57-0x0000000007260000-0x000000000727A000-memory.dmp

    Filesize

    104KB

  • memory/4852-56-0x0000000007160000-0x0000000007174000-memory.dmp

    Filesize

    80KB

  • memory/4852-55-0x0000000007150000-0x000000000715E000-memory.dmp

    Filesize

    56KB

  • memory/4852-54-0x0000000007120000-0x0000000007131000-memory.dmp

    Filesize

    68KB

  • memory/4852-53-0x00000000071A0000-0x0000000007236000-memory.dmp

    Filesize

    600KB

  • memory/4852-52-0x0000000006FA0000-0x0000000006FAA000-memory.dmp

    Filesize

    40KB

  • memory/4852-51-0x0000000006F20000-0x0000000006F3A000-memory.dmp

    Filesize

    104KB

  • memory/4852-23-0x0000000074620000-0x0000000074DD0000-memory.dmp

    Filesize

    7.7MB

  • memory/4852-49-0x0000000006C10000-0x0000000006CB3000-memory.dmp

    Filesize

    652KB

  • memory/4852-38-0x0000000070280000-0x00000000702CC000-memory.dmp

    Filesize

    304KB

  • memory/4852-16-0x0000000000A50000-0x0000000000A86000-memory.dmp

    Filesize

    216KB

  • memory/4852-37-0x0000000006BD0000-0x0000000006C02000-memory.dmp

    Filesize

    200KB

  • memory/4852-19-0x0000000074620000-0x0000000074DD0000-memory.dmp

    Filesize

    7.7MB

  • memory/4852-18-0x0000000004D20000-0x0000000005348000-memory.dmp

    Filesize

    6.2MB

  • memory/4852-20-0x0000000004B30000-0x0000000004B52000-memory.dmp

    Filesize

    136KB

  • memory/4852-22-0x0000000074620000-0x0000000074DD0000-memory.dmp

    Filesize

    7.7MB

  • memory/4852-35-0x0000000006120000-0x000000000616C000-memory.dmp

    Filesize

    304KB

  • memory/4852-24-0x0000000005610000-0x0000000005964000-memory.dmp

    Filesize

    3.3MB

  • memory/4852-34-0x0000000005C00000-0x0000000005C1E000-memory.dmp

    Filesize

    120KB

  • memory/4852-21-0x00000000053C0000-0x0000000005426000-memory.dmp

    Filesize

    408KB

  • memory/4876-15-0x0000000074620000-0x0000000074DD0000-memory.dmp

    Filesize

    7.7MB

  • memory/4876-62-0x0000000074620000-0x0000000074DD0000-memory.dmp

    Filesize

    7.7MB

  • memory/4876-11-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/4876-17-0x0000000005860000-0x00000000058C6000-memory.dmp

    Filesize

    408KB

  • memory/4876-14-0x0000000074620000-0x0000000074DD0000-memory.dmp

    Filesize

    7.7MB

  • memory/4876-36-0x0000000006E60000-0x0000000006EB0000-memory.dmp

    Filesize

    320KB

  • memory/5828-10-0x0000000006740000-0x00000000067C6000-memory.dmp

    Filesize

    536KB

  • memory/5828-3-0x0000000005370000-0x0000000005402000-memory.dmp

    Filesize

    584KB

  • memory/5828-13-0x0000000074620000-0x0000000074DD0000-memory.dmp

    Filesize

    7.7MB

  • memory/5828-0-0x000000007462E000-0x000000007462F000-memory.dmp

    Filesize

    4KB

  • memory/5828-9-0x0000000074620000-0x0000000074DD0000-memory.dmp

    Filesize

    7.7MB

  • memory/5828-8-0x000000007462E000-0x000000007462F000-memory.dmp

    Filesize

    4KB

  • memory/5828-7-0x00000000055E0000-0x00000000055F8000-memory.dmp

    Filesize

    96KB

  • memory/5828-6-0x0000000005630000-0x00000000056CC000-memory.dmp

    Filesize

    624KB

  • memory/5828-5-0x0000000005500000-0x000000000550A000-memory.dmp

    Filesize

    40KB

  • memory/5828-4-0x0000000074620000-0x0000000074DD0000-memory.dmp

    Filesize

    7.7MB

  • memory/5828-1-0x0000000000890000-0x0000000000964000-memory.dmp

    Filesize

    848KB

  • memory/5828-2-0x0000000005880000-0x0000000005E24000-memory.dmp

    Filesize

    5.6MB