Analysis

  • max time kernel
    121s
  • max time network
    124s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19-09-2024 10:44

General

  • Target

    80c7d29a1d98676c27132672175396193cb92ee30bdcfbf6a6c0ceb41b3d9616.exe

  • Size

    1.6MB

  • MD5

    f711e5126f671f7a3b4e124bd553bcdb

  • SHA1

    8ab7bcc77eee7973845299edc8209e7a94c3cc4b

  • SHA256

    80c7d29a1d98676c27132672175396193cb92ee30bdcfbf6a6c0ceb41b3d9616

  • SHA512

    af8c950452169d34a5d56761b20f1968cf99577211668d9f9aa8511d5076fa330b0653a58fcde7ececd8ad5695acffa0460f13affc48831222646c5e4e4fcd6e

  • SSDEEP

    24576:keq3CCnM8MvCqPS9mL04ya8zoKUjXpjXssz3POkTqiB/:zCnTMK2+mcroKUjXNXNZ

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot7000875199:AAGcJDBHFcfVUBvhBO4xZLw34OXk1NWXSe0/

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 2 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.

  • 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 5 IoCs

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

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\80c7d29a1d98676c27132672175396193cb92ee30bdcfbf6a6c0ceb41b3d9616.exe
    "C:\Users\Admin\AppData\Local\Temp\80c7d29a1d98676c27132672175396193cb92ee30bdcfbf6a6c0ceb41b3d9616.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:220
    • 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\80c7d29a1d98676c27132672175396193cb92ee30bdcfbf6a6c0ceb41b3d9616.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3280
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\GFoZjxH.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3928
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\GFoZjxH" /XML "C:\Users\Admin\AppData\Local\Temp\tmpB2C5.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:2792
    • C:\Users\Admin\AppData\Local\Temp\80c7d29a1d98676c27132672175396193cb92ee30bdcfbf6a6c0ceb41b3d9616.exe
      "C:\Users\Admin\AppData\Local\Temp\80c7d29a1d98676c27132672175396193cb92ee30bdcfbf6a6c0ceb41b3d9616.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1492

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    2KB

    MD5

    968cb9309758126772781b83adb8a28f

    SHA1

    8da30e71accf186b2ba11da1797cf67f8f78b47c

    SHA256

    92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a

    SHA512

    4bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

    Filesize

    18KB

    MD5

    a369c2fc790d2003535337d8f05ebda4

    SHA1

    b45e3cdee5eef74b65e35ac4e774fbf26c9f54e1

    SHA256

    9fd789bb04c9c743cfed7dc932c18d73298ce54fd2e10ff104c8376b5e94940a

    SHA512

    5830c5f43e56d7c81acca8c3dc5a398b826d2d2de0b1158ce63bf5442ed221e7472ee32e1900f81fab07b8decce4de7453717e22bc09848c83005afaf875107c

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_frb3dk4t.5xq.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmpB2C5.tmp

    Filesize

    1KB

    MD5

    9a946c13481bea77e2e9fd13f4f8bcd7

    SHA1

    53e4acb0f4f877316b38f93e920ff2bac3e0fb5d

    SHA256

    834d0f28f32cae704425e55d752715f9d95bc5d0628f3f5a9ee93d0aaac04d54

    SHA512

    b96542e55707ce031645c9a693820ae110fe99d5d16a3ecece005b7386e5e9d0b9e263f7e5fe6417e08e55b7ee387e9447e9a26a144e08c4601d897f850673d8

  • memory/220-8-0x0000000074FCE000-0x0000000074FCF000-memory.dmp

    Filesize

    4KB

  • memory/220-39-0x0000000074FC0000-0x0000000075770000-memory.dmp

    Filesize

    7.7MB

  • memory/220-6-0x0000000005480000-0x000000000551C000-memory.dmp

    Filesize

    624KB

  • memory/220-7-0x0000000005530000-0x000000000553E000-memory.dmp

    Filesize

    56KB

  • memory/220-5-0x0000000074FC0000-0x0000000075770000-memory.dmp

    Filesize

    7.7MB

  • memory/220-9-0x0000000074FC0000-0x0000000075770000-memory.dmp

    Filesize

    7.7MB

  • memory/220-10-0x0000000007FB0000-0x0000000008034000-memory.dmp

    Filesize

    528KB

  • memory/220-4-0x0000000005200000-0x000000000520A000-memory.dmp

    Filesize

    40KB

  • memory/220-0-0x0000000074FCE000-0x0000000074FCF000-memory.dmp

    Filesize

    4KB

  • memory/220-3-0x0000000005220000-0x00000000052B2000-memory.dmp

    Filesize

    584KB

  • memory/220-1-0x0000000000730000-0x0000000000804000-memory.dmp

    Filesize

    848KB

  • memory/220-2-0x0000000005880000-0x0000000005E24000-memory.dmp

    Filesize

    5.6MB

  • memory/1492-25-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/1492-77-0x0000000006520000-0x0000000006570000-memory.dmp

    Filesize

    320KB

  • memory/3280-16-0x0000000074FC0000-0x0000000075770000-memory.dmp

    Filesize

    7.7MB

  • memory/3280-80-0x0000000007320000-0x000000000732E000-memory.dmp

    Filesize

    56KB

  • memory/3280-24-0x0000000005740000-0x00000000057A6000-memory.dmp

    Filesize

    408KB

  • memory/3280-23-0x00000000056D0000-0x0000000005736000-memory.dmp

    Filesize

    408KB

  • memory/3280-22-0x0000000005630000-0x0000000005652000-memory.dmp

    Filesize

    136KB

  • memory/3280-15-0x0000000004860000-0x0000000004896000-memory.dmp

    Filesize

    216KB

  • memory/3280-89-0x0000000074FC0000-0x0000000075770000-memory.dmp

    Filesize

    7.7MB

  • memory/3280-17-0x0000000004ED0000-0x00000000054F8000-memory.dmp

    Filesize

    6.2MB

  • memory/3280-28-0x00000000057C0000-0x0000000005B14000-memory.dmp

    Filesize

    3.3MB

  • memory/3280-49-0x0000000005DA0000-0x0000000005DBE000-memory.dmp

    Filesize

    120KB

  • memory/3280-50-0x0000000005DD0000-0x0000000005E1C000-memory.dmp

    Filesize

    304KB

  • memory/3280-53-0x0000000071690000-0x00000000716DC000-memory.dmp

    Filesize

    304KB

  • memory/3280-83-0x0000000007410000-0x0000000007418000-memory.dmp

    Filesize

    32KB

  • memory/3280-26-0x0000000074FC0000-0x0000000075770000-memory.dmp

    Filesize

    7.7MB

  • memory/3280-78-0x0000000007370000-0x0000000007406000-memory.dmp

    Filesize

    600KB

  • memory/3280-18-0x0000000074FC0000-0x0000000075770000-memory.dmp

    Filesize

    7.7MB

  • memory/3280-76-0x0000000007160000-0x000000000716A000-memory.dmp

    Filesize

    40KB

  • memory/3280-74-0x00000000070F0000-0x000000000710A000-memory.dmp

    Filesize

    104KB

  • memory/3928-75-0x0000000007810000-0x0000000007E8A000-memory.dmp

    Filesize

    6.5MB

  • memory/3928-72-0x0000000006E00000-0x0000000006E1E000-memory.dmp

    Filesize

    120KB

  • memory/3928-73-0x0000000006E80000-0x0000000006F23000-memory.dmp

    Filesize

    652KB

  • memory/3928-79-0x00000000073C0000-0x00000000073D1000-memory.dmp

    Filesize

    68KB

  • memory/3928-51-0x0000000006E40000-0x0000000006E72000-memory.dmp

    Filesize

    200KB

  • memory/3928-81-0x0000000007400000-0x0000000007414000-memory.dmp

    Filesize

    80KB

  • memory/3928-82-0x0000000007500000-0x000000000751A000-memory.dmp

    Filesize

    104KB

  • memory/3928-52-0x0000000071690000-0x00000000716DC000-memory.dmp

    Filesize

    304KB

  • memory/3928-20-0x0000000074FC0000-0x0000000075770000-memory.dmp

    Filesize

    7.7MB

  • memory/3928-21-0x0000000074FC0000-0x0000000075770000-memory.dmp

    Filesize

    7.7MB

  • memory/3928-38-0x0000000074FC0000-0x0000000075770000-memory.dmp

    Filesize

    7.7MB

  • memory/3928-90-0x0000000074FC0000-0x0000000075770000-memory.dmp

    Filesize

    7.7MB