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 16:14

General

  • Target

    PPPscan_87333.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\PPPscan_87333.scr.exe
    "C:\Users\Admin\AppData\Local\Temp\PPPscan_87333.scr.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1728
    • 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\PPPscan_87333.scr.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3540
    • 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:736
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ejRAbgfUflKqo" /XML "C:\Users\Admin\AppData\Local\Temp\tmp1C8C.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:768
    • C:\Users\Admin\AppData\Local\Temp\PPPscan_87333.scr.exe
      "C:\Users\Admin\AppData\Local\Temp\PPPscan_87333.scr.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3412

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

    3a693aaaef032fd280e047f0444435e7

    SHA1

    0ae1ec15ad1ae21155b6749bdcbec2853d764a25

    SHA256

    90a7a7b9c2959a36cbe7fb377eea3cc34560d8e124951ccf45bd6a6638ec93d4

    SHA512

    dd8ba3ae334cc2fae36c1e6854fbc66ff8c4902b2fa50a1e5b6f3bc688a77523bec6cc830b7d8c6fd0537d71a3a29e9489cb85125e4ecc0b04070c6d8abec3f5

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_vfgyvbfp.4rr.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmp1C8C.tmp

    Filesize

    1KB

    MD5

    87d5afd457edc316e3c1d1643ad64011

    SHA1

    44edc9e0c26f480c351104ac17e7f2543ef17a50

    SHA256

    f8faa6bf6d8875c9c50ce5da7cd325ce1fd54f169996789372edb28de501de98

    SHA512

    bd1883c8471accd43dd29f1f6484bc61bd84f5f07a049bdc15b17c6e212500f56c51b63cdfdf0564d21ef7e3068726595da5c18cb8e7b9878d6911630e30ccb0

  • memory/736-76-0x0000000007810000-0x000000000781A000-memory.dmp

    Filesize

    40KB

  • memory/736-24-0x0000000005D30000-0x0000000005D96000-memory.dmp

    Filesize

    408KB

  • memory/736-77-0x0000000007A10000-0x0000000007AA6000-memory.dmp

    Filesize

    600KB

  • memory/736-23-0x0000000005540000-0x00000000055A6000-memory.dmp

    Filesize

    408KB

  • memory/736-78-0x0000000007990000-0x00000000079A1000-memory.dmp

    Filesize

    68KB

  • memory/736-73-0x0000000007640000-0x00000000076E3000-memory.dmp

    Filesize

    652KB

  • memory/736-51-0x00000000073F0000-0x0000000007422000-memory.dmp

    Filesize

    200KB

  • memory/736-52-0x0000000074D40000-0x0000000074D8C000-memory.dmp

    Filesize

    304KB

  • memory/736-90-0x0000000074490000-0x0000000074C40000-memory.dmp

    Filesize

    7.7MB

  • memory/736-18-0x0000000005690000-0x0000000005CB8000-memory.dmp

    Filesize

    6.2MB

  • memory/736-72-0x0000000006A20000-0x0000000006A3E000-memory.dmp

    Filesize

    120KB

  • memory/736-81-0x00000000079D0000-0x00000000079E4000-memory.dmp

    Filesize

    80KB

  • memory/736-49-0x0000000006470000-0x000000000648E000-memory.dmp

    Filesize

    120KB

  • memory/736-22-0x00000000053A0000-0x00000000053C2000-memory.dmp

    Filesize

    136KB

  • memory/736-20-0x0000000074490000-0x0000000074C40000-memory.dmp

    Filesize

    7.7MB

  • memory/736-32-0x0000000005EA0000-0x00000000061F4000-memory.dmp

    Filesize

    3.3MB

  • memory/736-25-0x0000000074490000-0x0000000074C40000-memory.dmp

    Filesize

    7.7MB

  • memory/1728-48-0x0000000074490000-0x0000000074C40000-memory.dmp

    Filesize

    7.7MB

  • memory/1728-11-0x000000000C6F0000-0x000000000C78C000-memory.dmp

    Filesize

    624KB

  • memory/1728-6-0x0000000006CF0000-0x0000000006DA0000-memory.dmp

    Filesize

    704KB

  • memory/1728-2-0x0000000005CD0000-0x0000000006274000-memory.dmp

    Filesize

    5.6MB

  • memory/1728-7-0x0000000005C60000-0x0000000005C7E000-memory.dmp

    Filesize

    120KB

  • memory/1728-4-0x0000000074490000-0x0000000074C40000-memory.dmp

    Filesize

    7.7MB

  • memory/1728-0-0x000000007449E000-0x000000007449F000-memory.dmp

    Filesize

    4KB

  • memory/1728-8-0x000000007449E000-0x000000007449F000-memory.dmp

    Filesize

    4KB

  • memory/1728-1-0x0000000000BB0000-0x0000000000C6E000-memory.dmp

    Filesize

    760KB

  • memory/1728-3-0x0000000005610000-0x00000000056A2000-memory.dmp

    Filesize

    584KB

  • memory/1728-5-0x00000000056C0000-0x00000000056CA000-memory.dmp

    Filesize

    40KB

  • memory/1728-10-0x0000000005010000-0x0000000005094000-memory.dmp

    Filesize

    528KB

  • memory/1728-9-0x0000000074490000-0x0000000074C40000-memory.dmp

    Filesize

    7.7MB

  • memory/3412-79-0x0000000006A10000-0x0000000006A60000-memory.dmp

    Filesize

    320KB

  • memory/3412-46-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/3540-19-0x0000000074490000-0x0000000074C40000-memory.dmp

    Filesize

    7.7MB

  • memory/3540-75-0x0000000007550000-0x000000000756A000-memory.dmp

    Filesize

    104KB

  • memory/3540-74-0x0000000007B90000-0x000000000820A000-memory.dmp

    Filesize

    6.5MB

  • memory/3540-58-0x0000000074D40000-0x0000000074D8C000-memory.dmp

    Filesize

    304KB

  • memory/3540-80-0x0000000007780000-0x000000000778E000-memory.dmp

    Filesize

    56KB

  • memory/3540-50-0x0000000006780000-0x00000000067CC000-memory.dmp

    Filesize

    304KB

  • memory/3540-82-0x0000000007890000-0x00000000078AA000-memory.dmp

    Filesize

    104KB

  • memory/3540-83-0x0000000007870000-0x0000000007878000-memory.dmp

    Filesize

    32KB

  • memory/3540-17-0x0000000074490000-0x0000000074C40000-memory.dmp

    Filesize

    7.7MB

  • memory/3540-26-0x0000000074490000-0x0000000074C40000-memory.dmp

    Filesize

    7.7MB

  • memory/3540-89-0x0000000074490000-0x0000000074C40000-memory.dmp

    Filesize

    7.7MB

  • memory/3540-16-0x0000000002910000-0x0000000002946000-memory.dmp

    Filesize

    216KB