Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13-09-2024 00:20

General

  • Target

    93e5ec67cd1d10c973c786e95927bc36048cbf1594ace9327fcbbdd6056ad8d5.exe

  • Size

    132KB

  • MD5

    9f73bfbf67bd1ea0e84185cf40900b3f

  • SHA1

    3d701f056892300844809aef2c12f403777517df

  • SHA256

    93e5ec67cd1d10c973c786e95927bc36048cbf1594ace9327fcbbdd6056ad8d5

  • SHA512

    3498a32061121013c5351786f0533605c7555506094cefebf79d769d9d4be84ba31d407f69006a02ae920b60ed01ae05b26fcc6d76a3a57fb961cd828f341c09

  • SSDEEP

    3072:K7W9jps0Tx4azG6GweOTir5axbjNCz45LT7a:KwpsERzGKurEXCzeLT7a

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

103.198.26.25:96

Attributes
  • audio_folder

    MicRecords

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    remcos.exe

  • copy_folder

    Remcos

  • delete_file

    false

  • hide_file

    false

  • hide_keylog_file

    false

  • install_flag

    false

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • mouse_option

    false

  • mutex

    Rmc-IPUJM4

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Signatures

  • Remcos

    Remcos is a closed-source remote control and surveillance software.

  • WarzoneRat, AveMaria

    WarzoneRat is a native RAT developed in C++ with multiple plugins sold as a MaaS.

  • Credentials from Password Stores: Credentials from Web Browsers 1 TTPs

    Malicious Access or copy of Web Browser Credential store.

  • Detected Nirsoft tools 3 IoCs

    Free utilities often used by attackers which can steal passwords, product keys, etc.

  • NirSoft MailPassView 1 IoCs

    Password recovery tool for various email clients

  • NirSoft WebBrowserPassView 1 IoCs

    Password recovery tool for various web browsers

  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Downloads MZ/PE file
  • Checks computer location settings 2 TTPs 3 IoCs

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

  • Executes dropped EXE 7 IoCs
  • Loads dropped DLL 6 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
  • Accesses Microsoft Outlook profiles 1 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 4 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 9 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 22 IoCs
  • Suspicious behavior: MapViewOfSection 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 39 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\93e5ec67cd1d10c973c786e95927bc36048cbf1594ace9327fcbbdd6056ad8d5.exe
    "C:\Users\Admin\AppData\Local\Temp\93e5ec67cd1d10c973c786e95927bc36048cbf1594ace9327fcbbdd6056ad8d5.exe"
    1⤵
    • Checks computer location settings
    • Loads dropped DLL
    • Accesses Microsoft Outlook profiles
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    • outlook_office_path
    • outlook_win_path
    PID:3540
    • C:\Users\Admin\AppData\Roaming\spKGHGujs.exe
      "C:\Users\Admin\AppData\Roaming\spKGHGujs.exe"
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:5020
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\XYzIizoO.exe"
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4252
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\XYzIizoO" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE0BB.tmp"
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:1544
      • C:\Users\Admin\AppData\Roaming\spKGHGujs.exe
        "C:\Users\Admin\AppData\Roaming\spKGHGujs.exe"
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of WriteProcessMemory
        PID:2776
        • C:\Users\Admin\AppData\Roaming\spKGHGujs.exe
          C:\Users\Admin\AppData\Roaming\spKGHGujs.exe /stext "C:\Users\Admin\AppData\Local\Temp\ddfygmubhmfoglbdgdl"
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          PID:3372
        • C:\Users\Admin\AppData\Roaming\spKGHGujs.exe
          C:\Users\Admin\AppData\Roaming\spKGHGujs.exe /stext "C:\Users\Admin\AppData\Local\Temp\gfkrgefvvuxbirqhxogtfqu"
          4⤵
          • Executes dropped EXE
          • Accesses Microsoft Outlook accounts
          • System Location Discovery: System Language Discovery
          PID:3128
        • C:\Users\Admin\AppData\Roaming\spKGHGujs.exe
          C:\Users\Admin\AppData\Roaming\spKGHGujs.exe /stext "C:\Users\Admin\AppData\Local\Temp\qaykhwqwjdpgsxmlgztuivogal"
          4⤵
          • Executes dropped EXE
          PID:3908
        • C:\Users\Admin\AppData\Roaming\spKGHGujs.exe
          C:\Users\Admin\AppData\Roaming\spKGHGujs.exe /stext "C:\Users\Admin\AppData\Local\Temp\qaykhwqwjdpgsxmlgztuivogal"
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:3928
        • C:\Users\Admin\AppData\Local\Temp\bin.exe
          "C:\Users\Admin\AppData\Local\Temp\bin.exe"
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          PID:1828

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ehf4me5f.uom.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\bin.exe

    Filesize

    266KB

    MD5

    3444544db4f734b7c1010cbb5346e543

    SHA1

    ab526ed65cac137a57fc6eb1b568ca3ca9c752be

    SHA256

    68321f6f080154e08ddc81d5e54ae699d5174a82b8c8818d0af1f072536128aa

    SHA512

    1d2d6913d5a4bc8cef69054fb1dfcc7459aecc43ec595a0abe0dcf752f759290e5537b351d8d02ef2ca698fd7a436fb11516d746d7cb11f3eb220647de80157d

  • C:\Users\Admin\AppData\Local\Temp\ddfygmubhmfoglbdgdl

    Filesize

    4KB

    MD5

    8b8277c8f03c24d1f290dbe476e961d2

    SHA1

    2e13baf3a4b708277d550dc3dd1e0f99b131f78e

    SHA256

    9af6881f6dbffba028a7a977f4c0a43c764f840332986993ad66de7b816c2f9e

    SHA512

    7367a0236cd0d6cd731caf1ba1f4ea8f851ea1018a9c6b49db6e9d13b2aaba92767774da9169481918e4287021ff5c3a58c3143eaa5e7fe9fa88383208615948

  • C:\Users\Admin\AppData\Local\Temp\freebl3.dll

    Filesize

    326KB

    MD5

    ef12ab9d0b231b8f898067b2114b1bc0

    SHA1

    6d90f27b2105945f9bb77039e8b892070a5f9442

    SHA256

    2b00fc4f541ac10c94e3556ff28e30a801811c36422546a546a445aca3f410f7

    SHA512

    2aa62bfba556ad8f042942dd25aa071ff6677c257904377c1ec956fd9e862abcbf379e0cfd8c630c303a32ece75618c24e3eef58bddb705c427985b944689193

  • C:\Users\Admin\AppData\Local\Temp\mozglue.dll

    Filesize

    133KB

    MD5

    75f8cc548cabf0cc800c25047e4d3124

    SHA1

    602676768f9faecd35b48c38a0632781dfbde10c

    SHA256

    fb419a60305f17359e2ac0510233ee80e845885eee60607715c67dd88e501ef0

    SHA512

    ed831c9c769aef3be253c52542cf032afa0a8fa5fe25ca704db65ee6883c608220df7102ac2b99ee9c2e599a0f5db99fd86894a4b169e68440eb1b0d0012672f

  • C:\Users\Admin\AppData\Local\Temp\msvcp140.dll

    Filesize

    429KB

    MD5

    109f0f02fd37c84bfc7508d4227d7ed5

    SHA1

    ef7420141bb15ac334d3964082361a460bfdb975

    SHA256

    334e69ac9367f708ce601a6f490ff227d6c20636da5222f148b25831d22e13d4

    SHA512

    46eb62b65817365c249b48863d894b4669e20fcb3992e747cd5c9fdd57968e1b2cf7418d1c9340a89865eadda362b8db51947eb4427412eb83b35994f932fd39

  • C:\Users\Admin\AppData\Local\Temp\nss3.dll

    Filesize

    1.2MB

    MD5

    d7858e8449004e21b01d468e9fd04b82

    SHA1

    9524352071ede21c167e7e4f106e9526dc23ef4e

    SHA256

    78758bf7f3b3b5e3477e38354acd32d787bc1286c8bd9b873471b9c195e638db

    SHA512

    1e2c981e6c0ca36c60c6e9cae9548b866d5c524df837095b30d618d9c322def7134c20de820105400dd1b58076b66d90274f67773ac6ba914f611b419babb440

  • C:\Users\Admin\AppData\Local\Temp\softokn3.dll

    Filesize

    141KB

    MD5

    471c983513694ac3002590345f2be0da

    SHA1

    6612b9af4ff6830fa9b7d4193078434ef72f775b

    SHA256

    bb3ff746471116c6ad0339fa0522aa2a44a787e33a29c7b27649a054ecd4d00f

    SHA512

    a9b0fb923bc3b567e933de10b141a3e9213640e3d790b4c4d753cf220d55593ae8026102909969ba6bfc22da3b2fcd01e30a9f5a74bd14a0fdec9beaf0fb1410

  • C:\Users\Admin\AppData\Local\Temp\tmpE0BB.tmp

    Filesize

    1KB

    MD5

    e832602cd48e840834cd724f0afe0507

    SHA1

    f6df06a8a213272f7444361d916938ed01728f5c

    SHA256

    92dcccf9ae7ad03e7e10a93fb26a3d56eaa03c353820b8331eed762f851c06af

    SHA512

    10a92eb42832722bb33a661651d99506f44226a6c9e5769bec86b65ad10eed8a35fc36e63b92b0722fbc9bc8adf0a6b6fdc089f46feebc1956ef89f7435c3505

  • C:\Users\Admin\AppData\Local\Temp\vcruntime140.dll

    Filesize

    81KB

    MD5

    7587bf9cb4147022cd5681b015183046

    SHA1

    f2106306a8f6f0da5afb7fc765cfa0757ad5a628

    SHA256

    c40bb03199a2054dabfc7a8e01d6098e91de7193619effbd0f142a7bf031c14d

    SHA512

    0b63e4979846ceba1b1ed8470432ea6aa18cca66b5f5322d17b14bc0dfa4b2ee09ca300a016e16a01db5123e4e022820698f46d9bad1078bd24675b4b181e91f

  • C:\Users\Admin\AppData\Roaming\spKGHGujs.exe

    Filesize

    959KB

    MD5

    87e9dc163cdc5b8045b6f4616804ae99

    SHA1

    7d50f074bcbf0350929b21537c7c77c56bab4e9d

    SHA256

    76a9b296b8de01f5c327a17cdf1159bf9b68eec0025c491624d21acdf56f936b

    SHA512

    872c7a71aa2fcf3f56950ba3ea8b8918f6ce873875f6b9a74ee8fedaa7900b35baaaaf10680ab6eca0123992b1385ff81631a041c450ab58b779ceb604643f68

  • memory/2776-38-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/2776-161-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/2776-121-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/2776-159-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/2776-35-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/2776-72-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/2776-39-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/2776-40-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/2776-122-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/2776-119-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/2776-160-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/2776-158-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/2776-114-0x0000000010000000-0x0000000010019000-memory.dmp

    Filesize

    100KB

  • memory/2776-117-0x0000000010000000-0x0000000010019000-memory.dmp

    Filesize

    100KB

  • memory/2776-118-0x0000000010000000-0x0000000010019000-memory.dmp

    Filesize

    100KB

  • memory/2776-162-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/2776-57-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/2776-58-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/2776-163-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/2776-78-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/2776-74-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/2776-73-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/3128-90-0x0000000000400000-0x0000000000462000-memory.dmp

    Filesize

    392KB

  • memory/3128-93-0x0000000000400000-0x0000000000462000-memory.dmp

    Filesize

    392KB

  • memory/3128-95-0x0000000000400000-0x0000000000462000-memory.dmp

    Filesize

    392KB

  • memory/3372-92-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/3372-88-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/3372-94-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/3928-96-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/3928-98-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/3928-99-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/4252-84-0x00000000072C0000-0x00000000072DA000-memory.dmp

    Filesize

    104KB

  • memory/4252-44-0x0000000005600000-0x0000000005666000-memory.dmp

    Filesize

    408KB

  • memory/4252-71-0x0000000006E50000-0x0000000006EF3000-memory.dmp

    Filesize

    652KB

  • memory/4252-85-0x00000000072A0000-0x00000000072A8000-memory.dmp

    Filesize

    32KB

  • memory/4252-82-0x00000000071B0000-0x00000000071BE000-memory.dmp

    Filesize

    56KB

  • memory/4252-81-0x0000000007180000-0x0000000007191000-memory.dmp

    Filesize

    68KB

  • memory/4252-80-0x0000000007200000-0x0000000007296000-memory.dmp

    Filesize

    600KB

  • memory/4252-79-0x0000000006FF0000-0x0000000006FFA000-memory.dmp

    Filesize

    40KB

  • memory/4252-70-0x0000000006230000-0x000000000624E000-memory.dmp

    Filesize

    120KB

  • memory/4252-76-0x0000000006F80000-0x0000000006F9A000-memory.dmp

    Filesize

    104KB

  • memory/4252-75-0x00000000075C0000-0x0000000007C3A000-memory.dmp

    Filesize

    6.5MB

  • memory/4252-59-0x0000000006C00000-0x0000000006C32000-memory.dmp

    Filesize

    200KB

  • memory/4252-60-0x000000006FE00000-0x000000006FE4C000-memory.dmp

    Filesize

    304KB

  • memory/4252-56-0x0000000005CF0000-0x0000000005D3C000-memory.dmp

    Filesize

    304KB

  • memory/4252-55-0x0000000005C50000-0x0000000005C6E000-memory.dmp

    Filesize

    120KB

  • memory/4252-54-0x0000000005670000-0x00000000059C4000-memory.dmp

    Filesize

    3.3MB

  • memory/4252-41-0x0000000004CB0000-0x0000000004CD2000-memory.dmp

    Filesize

    136KB

  • memory/4252-83-0x00000000071C0000-0x00000000071D4000-memory.dmp

    Filesize

    80KB

  • memory/4252-43-0x0000000005590000-0x00000000055F6000-memory.dmp

    Filesize

    408KB

  • memory/4252-32-0x0000000002350000-0x0000000002386000-memory.dmp

    Filesize

    216KB

  • memory/4252-34-0x0000000004EF0000-0x0000000005518000-memory.dmp

    Filesize

    6.2MB

  • memory/5020-42-0x0000000072700000-0x0000000072EB0000-memory.dmp

    Filesize

    7.7MB

  • memory/5020-27-0x0000000009D70000-0x0000000009E0C000-memory.dmp

    Filesize

    624KB

  • memory/5020-26-0x0000000007710000-0x00000000077D0000-memory.dmp

    Filesize

    768KB

  • memory/5020-25-0x0000000072700000-0x0000000072EB0000-memory.dmp

    Filesize

    7.7MB

  • memory/5020-24-0x000000007270E000-0x000000007270F000-memory.dmp

    Filesize

    4KB

  • memory/5020-23-0x0000000005E90000-0x0000000005EA0000-memory.dmp

    Filesize

    64KB

  • memory/5020-22-0x00000000058B0000-0x00000000058BA000-memory.dmp

    Filesize

    40KB

  • memory/5020-21-0x0000000072700000-0x0000000072EB0000-memory.dmp

    Filesize

    7.7MB

  • memory/5020-20-0x0000000005930000-0x00000000059C2000-memory.dmp

    Filesize

    584KB

  • memory/5020-19-0x0000000005EE0000-0x0000000006484000-memory.dmp

    Filesize

    5.6MB

  • memory/5020-18-0x0000000000DE0000-0x0000000000ED6000-memory.dmp

    Filesize

    984KB

  • memory/5020-17-0x000000007270E000-0x000000007270F000-memory.dmp

    Filesize

    4KB