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Analysis

  • max time kernel
    122s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231222-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/02/2024, 01:56

General

  • Target

    64ffddfdb7b226084feb2a9e18045946f75e34277c7447515c6db7f1222a766a.exe

  • Size

    1002KB

  • MD5

    e82d4b80d1ee59fa32a8cc692eb667a8

  • SHA1

    410e414d332b65b16f888a873d0c2842fb0c03e3

  • SHA256

    64ffddfdb7b226084feb2a9e18045946f75e34277c7447515c6db7f1222a766a

  • SHA512

    dd0c5e70a026e666b7ef5d722683043cf4d4b8de3284c070556e55d7e66d60208147c6272462d087b20f4342635556074d086706a06668fbef01dabef8d57480

  • SSDEEP

    24576:qMyULPrDTQB2mspOLbuU0kqwlHdkngrzZlNE:vDTm2vpQuUlqwdkgrzBE

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.aranybarany.hu
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    18Szalloda94

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • 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).

  • Creates scheduled task(s) 1 TTPs 1 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 12 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\64ffddfdb7b226084feb2a9e18045946f75e34277c7447515c6db7f1222a766a.exe
    "C:\Users\Admin\AppData\Local\Temp\64ffddfdb7b226084feb2a9e18045946f75e34277c7447515c6db7f1222a766a.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1620
    • 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\64ffddfdb7b226084feb2a9e18045946f75e34277c7447515c6db7f1222a766a.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:5008
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\DfwhjreF.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4988
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\DfwhjreF" /XML "C:\Users\Admin\AppData\Local\Temp\tmp83A7.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2448
    • C:\Users\Admin\AppData\Local\Temp\64ffddfdb7b226084feb2a9e18045946f75e34277c7447515c6db7f1222a766a.exe
      "C:\Users\Admin\AppData\Local\Temp\64ffddfdb7b226084feb2a9e18045946f75e34277c7447515c6db7f1222a766a.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:228

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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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

    25c8e9288afd0d86348b8b3b7335dc20

    SHA1

    a9b7033d9386eed5fca7b3c8cfb3acd49620e0d0

    SHA256

    a052c73c1a6997ae6dcac27850c5f4e9c88a0e8968a39c07c9e817909be762d2

    SHA512

    ac285bd615d089ef82ddd1e496fb81743550b1a7cd286649fb6698bda88645a694a9c1614e69f2bf0b1f4b023aa9c99e5e48eb2c76e0c765f3e21e54e49249a1

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_spp4qnbw.pn4.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmp83A7.tmp

    Filesize

    1KB

    MD5

    1a19d58760718a22de0648916e7ba192

    SHA1

    0206459c056a25634f7f29fb977d00c8a2035900

    SHA256

    e54126125cb3df7813ef8699ea491f2163dc40f7b213e376b8cb6caa5b8aa9d6

    SHA512

    4a57b53ad3481917882f85dbd281d3fd020a1037122edd7ea906a639ab8477fc6f3841d856f5986dae8d37f1d1e13e581bd442209631bd28e895817cfae8ece0

  • memory/228-100-0x0000000005110000-0x0000000005120000-memory.dmp

    Filesize

    64KB

  • memory/228-49-0x00000000743C0000-0x0000000074B70000-memory.dmp

    Filesize

    7.7MB

  • memory/228-51-0x0000000005110000-0x0000000005120000-memory.dmp

    Filesize

    64KB

  • memory/228-35-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/228-98-0x0000000006790000-0x00000000067E0000-memory.dmp

    Filesize

    320KB

  • memory/228-99-0x00000000743C0000-0x0000000074B70000-memory.dmp

    Filesize

    7.7MB

  • memory/1620-6-0x00000000050A0000-0x000000000513C000-memory.dmp

    Filesize

    624KB

  • memory/1620-5-0x0000000004D90000-0x0000000004D9A000-memory.dmp

    Filesize

    40KB

  • memory/1620-9-0x0000000006170000-0x0000000006184000-memory.dmp

    Filesize

    80KB

  • memory/1620-0-0x0000000000280000-0x0000000000380000-memory.dmp

    Filesize

    1024KB

  • memory/1620-19-0x00000000743C0000-0x0000000074B70000-memory.dmp

    Filesize

    7.7MB

  • memory/1620-8-0x00000000052B0000-0x00000000052BE000-memory.dmp

    Filesize

    56KB

  • memory/1620-7-0x0000000005060000-0x000000000507C000-memory.dmp

    Filesize

    112KB

  • memory/1620-10-0x0000000007BC0000-0x0000000007C42000-memory.dmp

    Filesize

    520KB

  • memory/1620-22-0x0000000004F50000-0x0000000004F60000-memory.dmp

    Filesize

    64KB

  • memory/1620-4-0x0000000004F50000-0x0000000004F60000-memory.dmp

    Filesize

    64KB

  • memory/1620-50-0x00000000743C0000-0x0000000074B70000-memory.dmp

    Filesize

    7.7MB

  • memory/1620-3-0x0000000004DB0000-0x0000000004E42000-memory.dmp

    Filesize

    584KB

  • memory/1620-2-0x00000000052C0000-0x0000000005864000-memory.dmp

    Filesize

    5.6MB

  • memory/1620-1-0x00000000743C0000-0x0000000074B70000-memory.dmp

    Filesize

    7.7MB

  • memory/4988-24-0x00000000743C0000-0x0000000074B70000-memory.dmp

    Filesize

    7.7MB

  • memory/4988-46-0x0000000005840000-0x00000000058A6000-memory.dmp

    Filesize

    408KB

  • memory/4988-36-0x00000000057D0000-0x0000000005836000-memory.dmp

    Filesize

    408KB

  • memory/4988-97-0x00000000743C0000-0x0000000074B70000-memory.dmp

    Filesize

    7.7MB

  • memory/4988-83-0x00000000070A0000-0x00000000070BA000-memory.dmp

    Filesize

    104KB

  • memory/4988-21-0x0000000004960000-0x0000000004970000-memory.dmp

    Filesize

    64KB

  • memory/4988-52-0x0000000005D70000-0x0000000005D8E000-memory.dmp

    Filesize

    120KB

  • memory/4988-90-0x00000000073C0000-0x00000000073C8000-memory.dmp

    Filesize

    32KB

  • memory/4988-89-0x00000000073E0000-0x00000000073FA000-memory.dmp

    Filesize

    104KB

  • memory/4988-68-0x000000007F760000-0x000000007F770000-memory.dmp

    Filesize

    64KB

  • memory/4988-87-0x00000000072D0000-0x00000000072DE000-memory.dmp

    Filesize

    56KB

  • memory/4988-80-0x0000000004960000-0x0000000004970000-memory.dmp

    Filesize

    64KB

  • memory/4988-78-0x0000000006F80000-0x0000000007023000-memory.dmp

    Filesize

    652KB

  • memory/4988-67-0x0000000074C20000-0x0000000074C6C000-memory.dmp

    Filesize

    304KB

  • memory/4988-85-0x0000000007320000-0x00000000073B6000-memory.dmp

    Filesize

    600KB

  • memory/4988-81-0x0000000004960000-0x0000000004970000-memory.dmp

    Filesize

    64KB

  • memory/5008-17-0x0000000004D50000-0x0000000004D60000-memory.dmp

    Filesize

    64KB

  • memory/5008-54-0x000000007F7E0000-0x000000007F7F0000-memory.dmp

    Filesize

    64KB

  • memory/5008-82-0x0000000007B30000-0x00000000081AA000-memory.dmp

    Filesize

    6.5MB

  • memory/5008-55-0x0000000006770000-0x00000000067A2000-memory.dmp

    Filesize

    200KB

  • memory/5008-84-0x0000000007560000-0x000000000756A000-memory.dmp

    Filesize

    40KB

  • memory/5008-56-0x0000000074C20000-0x0000000074C6C000-memory.dmp

    Filesize

    304KB

  • memory/5008-86-0x00000000076F0000-0x0000000007701000-memory.dmp

    Filesize

    68KB

  • memory/5008-79-0x0000000004D50000-0x0000000004D60000-memory.dmp

    Filesize

    64KB

  • memory/5008-88-0x0000000007730000-0x0000000007744000-memory.dmp

    Filesize

    80KB

  • memory/5008-66-0x00000000067B0000-0x00000000067CE000-memory.dmp

    Filesize

    120KB

  • memory/5008-53-0x0000000006250000-0x000000000629C000-memory.dmp

    Filesize

    304KB

  • memory/5008-48-0x0000000005D10000-0x0000000006064000-memory.dmp

    Filesize

    3.3MB

  • memory/5008-25-0x00000000051F0000-0x0000000005212000-memory.dmp

    Filesize

    136KB

  • memory/5008-96-0x00000000743C0000-0x0000000074B70000-memory.dmp

    Filesize

    7.7MB

  • memory/5008-20-0x0000000004D50000-0x0000000004D60000-memory.dmp

    Filesize

    64KB

  • memory/5008-18-0x0000000005390000-0x00000000059B8000-memory.dmp

    Filesize

    6.2MB

  • memory/5008-16-0x00000000743C0000-0x0000000074B70000-memory.dmp

    Filesize

    7.7MB

  • memory/5008-15-0x0000000004C00000-0x0000000004C36000-memory.dmp

    Filesize

    216KB