Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30-09-2024 18:24

General

  • Target

    PPPscan87333.scr.exe

  • Size

    745KB

  • MD5

    fa367270d40ada68dd7be9a3ebe2bdf1

  • SHA1

    afd6f7b9822d0d3956e5e055d50451b23481df66

  • SHA256

    5ea66e4e338b5ded7b00ad1575010d7c1149341323a646069f3b00a518f300d5

  • SHA512

    c99c57ced780eead7c7478c0167b855b83dd40c35a2e1e22159c3ae77c2f12e01862fc722249e90c9f5ebd74b5a9e1565205c33094075e91103fdb848c49a510

  • SSDEEP

    12288:oX1nN018HO8PdTXyvFxTPV0gexASJVQ6tb4MjJl9+SoMMBAiK/JSmKRP2crA+XLz:cKOHOaTX+vVhFS7DV4QtdoMViqs/VrAc

Malware Config

Extracted

Credentials

  • Protocol:
    ftp
  • Host:
    ftp.fosna.net
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    (=8fPSH$KO_!

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.fosna.net
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    (=8fPSH$KO_!

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 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 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\PPPscan87333.scr.exe
    "C:\Users\Admin\AppData\Local\Temp\PPPscan87333.scr.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4508
    • 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\PPPscan87333.scr.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:380
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\ejRAbgfUflKqo.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4392
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ejRAbgfUflKqo" /XML "C:\Users\Admin\AppData\Local\Temp\tmp5EC5.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:4512
    • C:\Users\Admin\AppData\Local\Temp\PPPscan87333.scr.exe
      "C:\Users\Admin\AppData\Local\Temp\PPPscan87333.scr.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2444

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\PPPscan87333.scr.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

    2617829d29d1a72394eecc891fd57b58

    SHA1

    bac2e242094aa10f26051072b65dec123dce2662

    SHA256

    3d2b999be12eb3c151e1760597aff3a815bc92297dd6d8fe3344fff8458ea4b5

    SHA512

    02647b5eac9d7b7e6332cd615c446752daf9fa7217338692d75a501c880d8c099b37be254f4ea1bf99a9e171bdfd80403e185b032fba194b872d595832f75856

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_4vrn2a4h.5lu.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmp5EC5.tmp

    Filesize

    1KB

    MD5

    663fcdee5fd64858c3c2d9195b241be0

    SHA1

    c35c480f89271f299603f95f681e768260887303

    SHA256

    379132e2dfc1510c6023c61245d2a018745693eb32e8ec4d16c1920bc7a954bd

    SHA512

    590ffb01bd5e72834c19490a0c96c0eeff3211d4eac4489186983d16f4227e14b379480b6ecba9009f3df293604f57f589534564a2eb9cedce8cf16973b5dec4

  • memory/380-36-0x00000000060C0000-0x0000000006414000-memory.dmp

    Filesize

    3.3MB

  • memory/380-19-0x00000000752C0000-0x0000000075A70000-memory.dmp

    Filesize

    7.7MB

  • memory/380-91-0x00000000752C0000-0x0000000075A70000-memory.dmp

    Filesize

    7.7MB

  • memory/380-82-0x0000000007C20000-0x0000000007C2E000-memory.dmp

    Filesize

    56KB

  • memory/380-55-0x0000000071990000-0x00000000719DC000-memory.dmp

    Filesize

    304KB

  • memory/380-27-0x00000000752C0000-0x0000000075A70000-memory.dmp

    Filesize

    7.7MB

  • memory/380-16-0x0000000005120000-0x0000000005156000-memory.dmp

    Filesize

    216KB

  • memory/380-17-0x00000000752C0000-0x0000000075A70000-memory.dmp

    Filesize

    7.7MB

  • memory/2444-93-0x0000000006F30000-0x0000000006F80000-memory.dmp

    Filesize

    320KB

  • memory/2444-28-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/4392-79-0x0000000007030000-0x00000000070C6000-memory.dmp

    Filesize

    600KB

  • memory/4392-80-0x0000000006FB0000-0x0000000006FC1000-memory.dmp

    Filesize

    68KB

  • memory/4392-21-0x00000000752C0000-0x0000000075A70000-memory.dmp

    Filesize

    7.7MB

  • memory/4392-22-0x00000000752C0000-0x0000000075A70000-memory.dmp

    Filesize

    7.7MB

  • memory/4392-26-0x00000000752C0000-0x0000000075A70000-memory.dmp

    Filesize

    7.7MB

  • memory/4392-18-0x0000000004C40000-0x0000000005268000-memory.dmp

    Filesize

    6.2MB

  • memory/4392-24-0x0000000005320000-0x0000000005386000-memory.dmp

    Filesize

    408KB

  • memory/4392-25-0x0000000005410000-0x0000000005476000-memory.dmp

    Filesize

    408KB

  • memory/4392-23-0x0000000004BE0000-0x0000000004C02000-memory.dmp

    Filesize

    136KB

  • memory/4392-92-0x00000000752C0000-0x0000000075A70000-memory.dmp

    Filesize

    7.7MB

  • memory/4392-85-0x00000000070D0000-0x00000000070D8000-memory.dmp

    Filesize

    32KB

  • memory/4392-84-0x00000000070F0000-0x000000000710A000-memory.dmp

    Filesize

    104KB

  • memory/4392-51-0x0000000005AA0000-0x0000000005ABE000-memory.dmp

    Filesize

    120KB

  • memory/4392-83-0x0000000006FF0000-0x0000000007004000-memory.dmp

    Filesize

    80KB

  • memory/4392-81-0x0000000006FE0000-0x0000000006FEE000-memory.dmp

    Filesize

    56KB

  • memory/4392-52-0x0000000005B20000-0x0000000005B6C000-memory.dmp

    Filesize

    304KB

  • memory/4392-78-0x0000000006E20000-0x0000000006E2A000-memory.dmp

    Filesize

    40KB

  • memory/4392-54-0x0000000071990000-0x00000000719DC000-memory.dmp

    Filesize

    304KB

  • memory/4392-53-0x0000000006050000-0x0000000006082000-memory.dmp

    Filesize

    200KB

  • memory/4392-70-0x0000000006090000-0x00000000060AE000-memory.dmp

    Filesize

    120KB

  • memory/4392-75-0x0000000006C80000-0x0000000006D23000-memory.dmp

    Filesize

    652KB

  • memory/4392-77-0x0000000006DB0000-0x0000000006DCA000-memory.dmp

    Filesize

    104KB

  • memory/4392-76-0x00000000073F0000-0x0000000007A6A000-memory.dmp

    Filesize

    6.5MB

  • memory/4508-3-0x00000000051F0000-0x0000000005282000-memory.dmp

    Filesize

    584KB

  • memory/4508-6-0x0000000006820000-0x00000000068D0000-memory.dmp

    Filesize

    704KB

  • memory/4508-5-0x00000000752C0000-0x0000000075A70000-memory.dmp

    Filesize

    7.7MB

  • memory/4508-11-0x000000000B2A0000-0x000000000B33C000-memory.dmp

    Filesize

    624KB

  • memory/4508-9-0x00000000752C0000-0x0000000075A70000-memory.dmp

    Filesize

    7.7MB

  • memory/4508-1-0x0000000000770000-0x000000000082E000-memory.dmp

    Filesize

    760KB

  • memory/4508-10-0x0000000004BE0000-0x0000000004C64000-memory.dmp

    Filesize

    528KB

  • memory/4508-4-0x0000000005390000-0x000000000539A000-memory.dmp

    Filesize

    40KB

  • memory/4508-2-0x0000000005700000-0x0000000005CA4000-memory.dmp

    Filesize

    5.6MB

  • memory/4508-37-0x00000000752C0000-0x0000000075A70000-memory.dmp

    Filesize

    7.7MB

  • memory/4508-8-0x00000000752CE000-0x00000000752CF000-memory.dmp

    Filesize

    4KB

  • memory/4508-0-0x00000000752CE000-0x00000000752CF000-memory.dmp

    Filesize

    4KB

  • memory/4508-7-0x0000000006900000-0x000000000691E000-memory.dmp

    Filesize

    120KB