Analysis
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max time kernel
150s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
19-11-2024 20:08
General
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Target
2024-11-19_8d832c37b858dc1a58a07208d1aeabe9_avoslocker_formbook_hijackloader_luca-stealer.exe
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Size
7.1MB
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MD5
8d832c37b858dc1a58a07208d1aeabe9
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SHA1
ba99065bcf06ca0a982e378074c0588606e2a598
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SHA256
b120a5a4ec9d40696f7823fbf1044b4c4a6e2793ba336917bd9246a6beea9385
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SHA512
17b3e6f4623463c15962811cd57f61ccf9ef56bff91114fbfeda9aba2d36c60eedf4605ca6f2c6590fe027736d5d61d26b1afeeaf0c42997810a1ef81716029c
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SSDEEP
196608:lR668aaELKR668aaEL4R668aaELeFIF0wu:lp8aa7p8aaZp8aap
Malware Config
Extracted
xred
xred.mooo.com
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payload_url
http://freedns.afraid.org/api/?action=getdyndns&sha=a30fa98efc092684e8d1c5cff797bcc613562978
https://docs.google.com/uc?id=0BxsMXGfPIZfSVlVsOGlEVGxuZVk&export=download
https://www.dropbox.com/s/n1w4p8gc6jzo0sg/SUpdate.ini?dl=1
http://xred.site50.net/syn/SUpdate.ini
https://docs.google.com/uc?id=0BxsMXGfPIZfSVzUyaHFYVkQxeFk&export=download
https://www.dropbox.com/s/zhp1b06imehwylq/Synaptics.rar?dl=1
http://xred.site50.net/syn/Synaptics.rar
https://docs.google.com/uc?id=0BxsMXGfPIZfSTmlVYkxhSDg5TzQ&export=download
https://www.dropbox.com/s/fzj752whr3ontsm/SSLLibrary.dll?dl=1
http://xred.site50.net/syn/SSLLibrary.dll
Signatures
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Remcos
Remcos is a closed-source remote control and surveillance software.
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Remcos family
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Xred
Xred is backdoor written in Delphi.
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Xred family
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Command and Scripting Interpreter: PowerShell 1 TTPs 4 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
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Checks computer location settings 2 TTPs 4 IoCs
Looks up country code configured in the registry, likely geofence.
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Executes dropped EXE 4 IoCs
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Adds Run key to start application 2 TTPs 1 IoCs
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Suspicious use of SetThreadContext 2 IoCs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 12 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
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Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
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Enumerates system info in registry 2 TTPs 3 IoCs
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Modifies registry class 2 IoCs
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Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Suspicious behavior: AddClipboardFormatListener 1 IoCs
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Suspicious behavior: EnumeratesProcesses 19 IoCs
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Suspicious use of AdjustPrivilegeToken 6 IoCs
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Suspicious use of SetWindowsHookEx 9 IoCs
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Suspicious use of WriteProcessMemory 49 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-11-19_8d832c37b858dc1a58a07208d1aeabe9_avoslocker_formbook_hijackloader_luca-stealer.exe"C:\Users\Admin\AppData\Local\Temp\2024-11-19_8d832c37b858dc1a58a07208d1aeabe9_avoslocker_formbook_hijackloader_luca-stealer.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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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\2024-11-19_8d832c37b858dc1a58a07208d1aeabe9_avoslocker_formbook_hijackloader_luca-stealer.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\BLznCuyzwk.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\BLznCuyzwk" /XML "C:\Users\Admin\AppData\Local\Temp\tmpCAB2.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
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C:\Users\Admin\AppData\Local\Temp\2024-11-19_8d832c37b858dc1a58a07208d1aeabe9_avoslocker_formbook_hijackloader_luca-stealer.exe"C:\Users\Admin\AppData\Local\Temp\2024-11-19_8d832c37b858dc1a58a07208d1aeabe9_avoslocker_formbook_hijackloader_luca-stealer.exe"2⤵
- Checks computer location settings
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\._cache_2024-11-19_8d832c37b858dc1a58a07208d1aeabe9_avoslocker_formbook_hijackloader_luca-stealer.exe"C:\Users\Admin\AppData\Local\Temp\._cache_2024-11-19_8d832c37b858dc1a58a07208d1aeabe9_avoslocker_formbook_hijackloader_luca-stealer.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
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C:\ProgramData\Synaptics\Synaptics.exe"C:\ProgramData\Synaptics\Synaptics.exe" InjUpdate3⤵
- Checks computer location settings
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\ProgramData\Synaptics\Synaptics.exe"4⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\BLznCuyzwk.exe"4⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\BLznCuyzwk" /XML "C:\Users\Admin\AppData\Local\Temp\tmp28FF.tmp"4⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
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C:\ProgramData\Synaptics\Synaptics.exe"C:\ProgramData\Synaptics\Synaptics.exe"4⤵
- Checks computer location settings
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe"C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe"5⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
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C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" /automation -Embedding1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Enterprise v15
Execution
Command and Scripting Interpreter
1PowerShell
1Scheduled Task/Job
1Scheduled Task
1Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
7.1MB
MD58d832c37b858dc1a58a07208d1aeabe9
SHA1ba99065bcf06ca0a982e378074c0588606e2a598
SHA256b120a5a4ec9d40696f7823fbf1044b4c4a6e2793ba336917bd9246a6beea9385
SHA51217b3e6f4623463c15962811cd57f61ccf9ef56bff91114fbfeda9aba2d36c60eedf4605ca6f2c6590fe027736d5d61d26b1afeeaf0c42997810a1ef81716029c
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Filesize
144B
MD598ec12db7d8e5f1ec54eb12a92a5a032
SHA1cccefa2f5f17a5faf33fb41b3bc457cac2f7c004
SHA256cb8ba843a6bd15c72987509173618a7232f238808a91807721500bb33a343e1a
SHA51245b1d1297c2efa2e711a394da633d00da34a28d16e9e706c642a917defa442eda225d546a1a331d30de0685cfb0cd8f04237c13451aaed297915c2e83da3b4e4
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Filesize
2KB
MD5968cb9309758126772781b83adb8a28f
SHA18da30e71accf186b2ba11da1797cf67f8f78b47c
SHA25692099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a
SHA5124bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3
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Filesize
18KB
MD5635d752f7a0525377bb9b622562184e9
SHA1bbea2828e0f3bf01277e343d59d21537bb092e0c
SHA2561d1c4e133cd934eaa823b63faa228262b644404ba6950acfc3cbffd8dd3d6aac
SHA512e2c1d058ff964ba00ec2ddc66c4a932417377eb3598b60618136fe772bbee6fa4fd59403ceb745b259895da97a0daa5892759543bfd9f100bcaf5cd6ab6f9836
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Filesize
18KB
MD573de7c5f7145497af1b9e7cce47ad39a
SHA16927378bc4a1ab8f3bef1d9512cbdb17e2721fd0
SHA2565b3b4a901d398febe4f2d4b89b0e5a6b680e2f4ee8223cc7f4ee801e432719ec
SHA5127f526859a64fbd47e3386a2c4d5d155bb18eb443d53ff13548168451bfa3cfffa6f935f42b3ff49efdcb806e6de6b8aa9dcaffd64f62d731c82dba1b14972098
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Filesize
483KB
MD5f3b57ccad1c0a308635e17aa591e4038
SHA1ca67ad3c74523b844fc23563f7b288f0389fd645
SHA2565ad6b9a917f35be0a1d66c771069c2143ad765737eedd85436acbc0f95a4c0e7
SHA5125ed754a1b254e8a4b03e0445ac0081c94aaf179c2974827ce4ff10b7deb765d819243b2084212d7c91be9ddc07bf94f55e35f85564781b4124b61647a2f0977a
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Filesize
22KB
MD5562495b85cfb2c4b2cfef8641f5f16ea
SHA17d9aa3570e30fb6d875998abada6e1e7bb21fc94
SHA256cd3f13bcfbeca7875af901b9289d2b51d740a9d0b2a940c0ebc838ce0560dc12
SHA5123de43e09b29de43cc2392a0467a3cc3626c34754fbb954af13490241db4fa697037acfec0bd394c2b50661b8c757ad301bb81352c91c9d23d66aeebfcfc22f13
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
1KB
MD518622d438b80b9e92e0505adb706e444
SHA1dd67dfd0baf8ed5153ab0bd21551c270fe910315
SHA256286cb3df0e9c59e285943ac24e8227604a123d62e5a14766d2429e550c39f8b1
SHA512751805ed1d93ef37fb43931617bea596097b74129b3b674a4e826e9d35d8e987a649ceebff99af2ae83330d4f536b4ef7be5ee91c4516e2982aedce4df828be5
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Filesize
17KB
MD5e566fc53051035e1e6fd0ed1823de0f9
SHA100bc96c48b98676ecd67e81a6f1d7754e4156044
SHA2568e574b4ae6502230c0829e2319a6c146aebd51b7008bf5bbfb731424d7952c15
SHA512a12f56ff30ea35381c2b8f8af2446cf1daa21ee872e98cad4b863db060acd4c33c5760918c277dadb7a490cb4ca2f925d59c70dc5171e16601a11bc4a6542b04
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Filesize
120KB
-
Filesize
408KB
-
Filesize
7.7MB
-
Filesize
200KB
-
Filesize
652KB
-
Filesize
104KB
-
Filesize
7.7MB
-
Filesize
304KB
-
Filesize
3.3MB
-
Filesize
7.7MB
-
Filesize
80KB
-
Filesize
408KB
-
Filesize
136KB
-
Filesize
7.7MB
-
Filesize
1.2MB
-
Filesize
1.2MB
-
Filesize
304KB
-
Filesize
6.5MB
-
Filesize
7.7MB
-
Filesize
120KB
-
Filesize
304KB
-
Filesize
7.7MB
-
Filesize
6.2MB
-
Filesize
7.7MB
-
Filesize
216KB
-
Filesize
32KB
-
Filesize
104KB
-
Filesize
7.7MB
-
Filesize
56KB
-
Filesize
40KB
-
Filesize
600KB
-
Filesize
68KB
-
Filesize
1.2MB
-
Filesize
1.2MB
-
Filesize
1.2MB
-
Filesize
1.2MB
-
Filesize
1.2MB
-
Filesize
304KB
-
Filesize
3.3MB
-
Filesize
5.6MB
-
Filesize
584KB
-
Filesize
7.7MB
-
Filesize
624KB
-
Filesize
1.5MB
-
Filesize
7.7MB
-
Filesize
7.1MB
-
Filesize
40KB
-
Filesize
96KB
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Filesize
7.7MB
-
Filesize
4KB
-
Filesize
4KB
-
Filesize
64KB
-
Filesize
64KB
-
Filesize
64KB
-
Filesize
64KB
-
Filesize
64KB
-
Filesize
64KB
-
Filesize
64KB
-
Filesize
80KB
-
Filesize
652KB
-
Filesize
304KB
-
Filesize
304KB