Analysis

  • max time kernel
    116s
  • max time network
    127s
  • 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 14:52

General

  • Target

    5474194c07b4f0b5144069d189cd55adfd2e9e8e89bbbdba6153e173a094ff42.exe

  • Size

    705KB

  • MD5

    8645375a86a6176bd04b81b91f03a1a6

  • SHA1

    5e35f5830e5230e92270e71bdc901ac570cd7c19

  • SHA256

    5474194c07b4f0b5144069d189cd55adfd2e9e8e89bbbdba6153e173a094ff42

  • SHA512

    55227147571247e282821651a3c0097322bbad696e9a0fd63d15e968f882078987d4e4308458d77322a7ccbef51088b7d02468d6a9a7e55eef77d3190eb4fb00

  • SSDEEP

    12288:y5fzk6jQUtGzdOTImOMZXggiUspKjDSy4AmjxSoLn6+1LkACCslHGBZXTrCyQdRR:SLQ1zCOiXg22y4Aex1gwslHGBdy3Rv6S

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.alitextile.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Myname@321

Extracted

Family

agenttesla

Credentials

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 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 3 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 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 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5474194c07b4f0b5144069d189cd55adfd2e9e8e89bbbdba6153e173a094ff42.exe
    "C:\Users\Admin\AppData\Local\Temp\5474194c07b4f0b5144069d189cd55adfd2e9e8e89bbbdba6153e173a094ff42.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1860
    • 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\5474194c07b4f0b5144069d189cd55adfd2e9e8e89bbbdba6153e173a094ff42.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4052
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\bvPYqpQavc.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1492
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\bvPYqpQavc" /XML "C:\Users\Admin\AppData\Local\Temp\tmpA1BE.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:2928
    • C:\Users\Admin\AppData\Local\Temp\5474194c07b4f0b5144069d189cd55adfd2e9e8e89bbbdba6153e173a094ff42.exe
      "C:\Users\Admin\AppData\Local\Temp\5474194c07b4f0b5144069d189cd55adfd2e9e8e89bbbdba6153e173a094ff42.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:3208

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

    a2025abaf694749a4a1618d820bb2e49

    SHA1

    c79c1678490fa721e25fac89a19d9d70ad838708

    SHA256

    e2c19224b8d1ec4ba88406b5df3f517e0c0d73d6b43dbaa677c478c761c00bdc

    SHA512

    ad3e7b8f299df71ade35331b9cc9b29344f10a154b4d0b86dc8b8867b3c8a0823f046dcbe748e3e87388523ff6ab47fab8fc960cb5763ae13861b02a978b7e04

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_011d4rif.fl2.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmpA1BE.tmp

    Filesize

    1KB

    MD5

    b2d8eea976c76967d971174bf4490983

    SHA1

    1cedc38356cda41fb563edb995b636718af9cb1e

    SHA256

    3481b7343467a09a7910f9fc3487c2ea62a08221502161cfe3a8ae4b852348b6

    SHA512

    608ca5bf97d7e2abe603f268ff046fa620b59e7a4b445b9170b09fd926b7a552c54bd42cdfb1a53c4d7ca90e12a91a0fd22964ebc9f654906a87c4a128128db2

  • memory/1492-23-0x0000000074E00000-0x00000000755B0000-memory.dmp

    Filesize

    7.7MB

  • memory/1492-79-0x0000000007550000-0x0000000007561000-memory.dmp

    Filesize

    68KB

  • memory/1492-52-0x0000000006FA0000-0x0000000006FD2000-memory.dmp

    Filesize

    200KB

  • memory/1492-73-0x0000000006FE0000-0x0000000006FFE000-memory.dmp

    Filesize

    120KB

  • memory/1492-78-0x00000000075D0000-0x0000000007666000-memory.dmp

    Filesize

    600KB

  • memory/1492-46-0x0000000074E00000-0x00000000755B0000-memory.dmp

    Filesize

    7.7MB

  • memory/1492-34-0x0000000074E00000-0x00000000755B0000-memory.dmp

    Filesize

    7.7MB

  • memory/1492-53-0x0000000075660000-0x00000000756AC000-memory.dmp

    Filesize

    304KB

  • memory/1492-80-0x0000000007580000-0x000000000758E000-memory.dmp

    Filesize

    56KB

  • memory/1492-81-0x0000000007590000-0x00000000075A4000-memory.dmp

    Filesize

    80KB

  • memory/1492-90-0x0000000074E00000-0x00000000755B0000-memory.dmp

    Filesize

    7.7MB

  • memory/1492-83-0x0000000007670000-0x0000000007678000-memory.dmp

    Filesize

    32KB

  • memory/1860-10-0x0000000005E80000-0x0000000005F04000-memory.dmp

    Filesize

    528KB

  • memory/1860-1-0x0000000000180000-0x0000000000230000-memory.dmp

    Filesize

    704KB

  • memory/1860-6-0x0000000006570000-0x000000000658A000-memory.dmp

    Filesize

    104KB

  • memory/1860-2-0x0000000005260000-0x0000000005804000-memory.dmp

    Filesize

    5.6MB

  • memory/1860-0-0x0000000074E0E000-0x0000000074E0F000-memory.dmp

    Filesize

    4KB

  • memory/1860-11-0x0000000008910000-0x00000000089AC000-memory.dmp

    Filesize

    624KB

  • memory/1860-4-0x0000000004CD0000-0x0000000004CDA000-memory.dmp

    Filesize

    40KB

  • memory/1860-5-0x0000000074E00000-0x00000000755B0000-memory.dmp

    Filesize

    7.7MB

  • memory/1860-3-0x0000000004BF0000-0x0000000004C82000-memory.dmp

    Filesize

    584KB

  • memory/1860-9-0x0000000005E10000-0x0000000005E1E000-memory.dmp

    Filesize

    56KB

  • memory/1860-7-0x0000000074E0E000-0x0000000074E0F000-memory.dmp

    Filesize

    4KB

  • memory/1860-49-0x0000000074E00000-0x00000000755B0000-memory.dmp

    Filesize

    7.7MB

  • memory/1860-8-0x0000000074E00000-0x00000000755B0000-memory.dmp

    Filesize

    7.7MB

  • memory/3208-47-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/3208-91-0x0000000006D80000-0x0000000006DD0000-memory.dmp

    Filesize

    320KB

  • memory/4052-16-0x00000000021A0000-0x00000000021D6000-memory.dmp

    Filesize

    216KB

  • memory/4052-55-0x0000000075660000-0x00000000756AC000-memory.dmp

    Filesize

    304KB

  • memory/4052-74-0x00000000060F0000-0x0000000006193000-memory.dmp

    Filesize

    652KB

  • memory/4052-51-0x0000000006010000-0x000000000605C000-memory.dmp

    Filesize

    304KB

  • memory/4052-76-0x0000000006DE0000-0x0000000006DFA000-memory.dmp

    Filesize

    104KB

  • memory/4052-75-0x0000000007420000-0x0000000007A9A000-memory.dmp

    Filesize

    6.5MB

  • memory/4052-77-0x0000000006E50000-0x0000000006E5A000-memory.dmp

    Filesize

    40KB

  • memory/4052-50-0x0000000005AC0000-0x0000000005ADE000-memory.dmp

    Filesize

    120KB

  • memory/4052-36-0x0000000074E00000-0x00000000755B0000-memory.dmp

    Filesize

    7.7MB

  • memory/4052-24-0x00000000054A0000-0x00000000057F4000-memory.dmp

    Filesize

    3.3MB

  • memory/4052-20-0x0000000004C00000-0x0000000004C22000-memory.dmp

    Filesize

    136KB

  • memory/4052-82-0x0000000007120000-0x000000000713A000-memory.dmp

    Filesize

    104KB

  • memory/4052-21-0x0000000004CA0000-0x0000000004D06000-memory.dmp

    Filesize

    408KB

  • memory/4052-22-0x0000000004D10000-0x0000000004D76000-memory.dmp

    Filesize

    408KB

  • memory/4052-19-0x0000000074E00000-0x00000000755B0000-memory.dmp

    Filesize

    7.7MB

  • memory/4052-18-0x0000000074E00000-0x00000000755B0000-memory.dmp

    Filesize

    7.7MB

  • memory/4052-89-0x0000000074E00000-0x00000000755B0000-memory.dmp

    Filesize

    7.7MB

  • memory/4052-17-0x0000000004DF0000-0x0000000005418000-memory.dmp

    Filesize

    6.2MB