Analysis

  • max time kernel
    129s
  • max time network
    122s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-05-2024 15:47

General

  • Target

    ordinul de cotatie.exe

  • Size

    670KB

  • MD5

    ed3815b037a3f57bfc35bc4b6c97c3a4

  • SHA1

    034cded1a5c78337d11a3b4a0f9b62c270b51862

  • SHA256

    bf2117027a187100dc80baf714dac0341c8f18fdd5e562248c43685ac0ceca29

  • SHA512

    35a733c79702faf74ffed972eb2e2aef139713a4306634c4f3adb9ca6f9667442af24113efb23e1289ab66d64f02ce56e2406d3df98a52806a63ae90321b11ca

  • SSDEEP

    12288:e8EMgXHfAhdhdSsLjQ05GzUPCLDMtUNGQeLq06ShFVr1KFABkeXOaId:e8jgvAhXfQ05Gz3LDUmnAqYjfXXOaI

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot6708321519:AAH9WPgZQN8mlLl2zn6ccUEu4DYMqGCeTcQ/

Signatures

  • AgentTesla

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

  • 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.

  • 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 9 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\ordinul de cotatie.exe
    "C:\Users\Admin\AppData\Local\Temp\ordinul de cotatie.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:3676
    • 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\ordinul de cotatie.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4708
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\lVKVSUhnFGi.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3808
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\lVKVSUhnFGi" /XML "C:\Users\Admin\AppData\Local\Temp\tmp6F73.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:3684
    • C:\Users\Admin\AppData\Local\Temp\ordinul de cotatie.exe
      "C:\Users\Admin\AppData\Local\Temp\ordinul de cotatie.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:1868

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\ordinul de cotatie.exe.log
    Filesize

    1KB

    MD5

    8ec831f3e3a3f77e4a7b9cd32b48384c

    SHA1

    d83f09fd87c5bd86e045873c231c14836e76a05c

    SHA256

    7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

    SHA512

    26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

  • 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

    d1f3c24aba829f78358b1395b1200b6a

    SHA1

    d83d2536ef83f99f8dc343c332d0ea3d64c106c3

    SHA256

    3c59e99ae4571404d9dadd592d2f1c5e3e88e8123e8af044d16a81048bbe9914

    SHA512

    7561c78753d366bcd74734df44aab59105951cb40dab26a27e240f8f24b9d9f3d73f647d4a9de8c5c922fd991c564b5c5052ac96fe0a30e9c658765302e8bf06

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_1jpotoav.t3m.ps1
    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmp6F73.tmp
    Filesize

    1KB

    MD5

    05b658391fc515767960b2d1ccae5c87

    SHA1

    46c4cfb249c602f5f6540e9e31dc1d173ce45531

    SHA256

    d39838ef065741ec8c5ac61f616dc4a223e4930a38fca6a4922f20b92a5efdba

    SHA512

    24b7924a5819edc0c200f2d61dff2ca61492453b894b9a1aadfcef54e8ccc050f7aaf550e04cbddde1e19ff60e51efd1df4d017facc827398e493512a52f05cc

  • memory/1868-91-0x0000000006F00000-0x0000000006F50000-memory.dmp
    Filesize

    320KB

  • memory/1868-28-0x0000000000400000-0x0000000000442000-memory.dmp
    Filesize

    264KB

  • memory/3676-4-0x0000000004E60000-0x0000000004E6A000-memory.dmp
    Filesize

    40KB

  • memory/3676-8-0x0000000006010000-0x0000000006020000-memory.dmp
    Filesize

    64KB

  • memory/3676-9-0x00000000064A0000-0x0000000006522000-memory.dmp
    Filesize

    520KB

  • memory/3676-10-0x0000000008AD0000-0x0000000008B6C000-memory.dmp
    Filesize

    624KB

  • memory/3676-7-0x0000000006480000-0x000000000649A000-memory.dmp
    Filesize

    104KB

  • memory/3676-6-0x0000000005390000-0x0000000005432000-memory.dmp
    Filesize

    648KB

  • memory/3676-5-0x0000000075140000-0x00000000758F0000-memory.dmp
    Filesize

    7.7MB

  • memory/3676-0-0x000000007514E000-0x000000007514F000-memory.dmp
    Filesize

    4KB

  • memory/3676-49-0x0000000075140000-0x00000000758F0000-memory.dmp
    Filesize

    7.7MB

  • memory/3676-3-0x0000000004DA0000-0x0000000004E32000-memory.dmp
    Filesize

    584KB

  • memory/3676-2-0x0000000005460000-0x0000000005A04000-memory.dmp
    Filesize

    5.6MB

  • memory/3676-1-0x0000000000340000-0x00000000003EE000-memory.dmp
    Filesize

    696KB

  • memory/3808-76-0x0000000007780000-0x000000000779A000-memory.dmp
    Filesize

    104KB

  • memory/3808-63-0x0000000006A00000-0x0000000006A1E000-memory.dmp
    Filesize

    120KB

  • memory/3808-90-0x0000000075140000-0x00000000758F0000-memory.dmp
    Filesize

    7.7MB

  • memory/3808-22-0x0000000075140000-0x00000000758F0000-memory.dmp
    Filesize

    7.7MB

  • memory/3808-21-0x0000000075140000-0x00000000758F0000-memory.dmp
    Filesize

    7.7MB

  • memory/3808-20-0x0000000075140000-0x00000000758F0000-memory.dmp
    Filesize

    7.7MB

  • memory/3808-80-0x00000000079B0000-0x00000000079BE000-memory.dmp
    Filesize

    56KB

  • memory/3808-75-0x0000000007DD0000-0x000000000844A000-memory.dmp
    Filesize

    6.5MB

  • memory/3808-64-0x0000000007440000-0x00000000074E3000-memory.dmp
    Filesize

    652KB

  • memory/3808-50-0x0000000006460000-0x000000000647E000-memory.dmp
    Filesize

    120KB

  • memory/3808-51-0x0000000006620000-0x000000000666C000-memory.dmp
    Filesize

    304KB

  • memory/3808-53-0x00000000759F0000-0x0000000075A3C000-memory.dmp
    Filesize

    304KB

  • memory/3808-52-0x0000000006A20000-0x0000000006A52000-memory.dmp
    Filesize

    200KB

  • memory/4708-65-0x00000000759F0000-0x0000000075A3C000-memory.dmp
    Filesize

    304KB

  • memory/4708-81-0x0000000007AC0000-0x0000000007AD4000-memory.dmp
    Filesize

    80KB

  • memory/4708-26-0x0000000005ED0000-0x0000000005F36000-memory.dmp
    Filesize

    408KB

  • memory/4708-24-0x00000000056B0000-0x00000000056D2000-memory.dmp
    Filesize

    136KB

  • memory/4708-18-0x0000000075140000-0x00000000758F0000-memory.dmp
    Filesize

    7.7MB

  • memory/4708-77-0x00000000078F0000-0x00000000078FA000-memory.dmp
    Filesize

    40KB

  • memory/4708-78-0x0000000007B00000-0x0000000007B96000-memory.dmp
    Filesize

    600KB

  • memory/4708-79-0x0000000007A80000-0x0000000007A91000-memory.dmp
    Filesize

    68KB

  • memory/4708-27-0x0000000005F80000-0x00000000062D4000-memory.dmp
    Filesize

    3.3MB

  • memory/4708-19-0x0000000075140000-0x00000000758F0000-memory.dmp
    Filesize

    7.7MB

  • memory/4708-82-0x0000000007BC0000-0x0000000007BDA000-memory.dmp
    Filesize

    104KB

  • memory/4708-83-0x0000000007BA0000-0x0000000007BA8000-memory.dmp
    Filesize

    32KB

  • memory/4708-17-0x0000000005830000-0x0000000005E58000-memory.dmp
    Filesize

    6.2MB

  • memory/4708-16-0x0000000002C40000-0x0000000002C76000-memory.dmp
    Filesize

    216KB

  • memory/4708-25-0x0000000005750000-0x00000000057B6000-memory.dmp
    Filesize

    408KB

  • memory/4708-89-0x0000000075140000-0x00000000758F0000-memory.dmp
    Filesize

    7.7MB

  • memory/4708-15-0x0000000075140000-0x00000000758F0000-memory.dmp
    Filesize

    7.7MB