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
22-11-2024 20:09
General
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Target
2024-11-22_651569dc38ce166968498029ecb14ce0_avoslocker_formbook_hijackloader_luca-stealer.exe
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Size
12.0MB
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MD5
651569dc38ce166968498029ecb14ce0
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SHA1
4de86e0e48d5722556f0c20da781ed2a814bf784
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SHA256
c21d62b3032b34622a925a5a6ac44c52264c1e7bdaf12597874c637c50d06943
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SHA512
96510f33536638ef86ba695cdbaf5a4fb6ba40266b7abb433813b4a541d8440da3933e315f20eefee22ffb952a92de5060233ea6b1f5a8eb027fa42c8be70b85
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SSDEEP
196608:lR668aaELMR668aaELmR668aaELwR668aaELKR668aaEL4R668aaELeFIF0wu:lp8aatp8aaXp8aaxp8aa7p8aaZp8aap
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\2024-11-22_651569dc38ce166968498029ecb14ce0_avoslocker_formbook_hijackloader_luca-stealer.exe"C:\Users\Admin\AppData\Local\Temp\2024-11-22_651569dc38ce166968498029ecb14ce0_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\2024-11-22_651569dc38ce166968498029ecb14ce0_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\tmpE86C.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
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C:\Users\Admin\AppData\Local\Temp\2024-11-22_651569dc38ce166968498029ecb14ce0_avoslocker_formbook_hijackloader_luca-stealer.exe"C:\Users\Admin\AppData\Local\Temp\2024-11-22_651569dc38ce166968498029ecb14ce0_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_2024-11-22_651569dc38ce166968498029ecb14ce0_avoslocker_formbook_hijackloader_luca-stealer.exe"C:\Users\Admin\AppData\Local\Temp\._cache_2024-11-22_651569dc38ce166968498029ecb14ce0_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\tmp4D21.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
12.0MB
MD5651569dc38ce166968498029ecb14ce0
SHA14de86e0e48d5722556f0c20da781ed2a814bf784
SHA256c21d62b3032b34622a925a5a6ac44c52264c1e7bdaf12597874c637c50d06943
SHA51296510f33536638ef86ba695cdbaf5a4fb6ba40266b7abb433813b4a541d8440da3933e315f20eefee22ffb952a92de5060233ea6b1f5a8eb027fa42c8be70b85
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Filesize
144B
MD590fcdf4795001846f5a97224fcfd349c
SHA14f745c92f4b936b029ebeea28a809a3b145f74a1
SHA25669db0c9e6cee04147860a3482fdd7da85d67305ede01386472471713cb70df8d
SHA51287281aafc62a1ef79f42f90e893f7133b85916d9cd4eb88ab1342b820bbdd3dc396e351295fbb96fd61c5f3bde7db9b66f4d1fb28b94969f1be99baf1f14ab23
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Filesize
2KB
MD53d086a433708053f9bf9523e1d87a4e8
SHA1b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28
SHA2566f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69
SHA512931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd
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Filesize
18KB
MD5d69e68157d5658f60ba62dc526d1c7ca
SHA14b1763a81b7c1767bb37ab73e11922778a280ddb
SHA2563cc2ea46a2c9b47ea7d7f98e01aa2536a35787365c93ee899642e38407398513
SHA512146bedf3742e24ed29a9627e74f565f371b52159dcf3cdb846b4eb8ea0debca57353d6b969ee2250ee98e5673f8537b7bc33bb9825ccb0df9d1a1e37bb04c751
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Filesize
18KB
MD50cb80a00292ce1715a998210572f2447
SHA1645b54b5a5038f7b73a6c286a994ae6ff695b324
SHA256b64a7ad03a16c42de3df8d89feb3f139c42e07b1d8c2dc7e11692f2cd191dc23
SHA5129c0cb44a347510817320afaf201e450756d1199d85b24451fad2e15f5a3bcc6bbea13b132966261a6588adf9e7e081c4997fd048c400b0e694647f45126dd3cc
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Filesize
483KB
MD5f3b57ccad1c0a308635e17aa591e4038
SHA1ca67ad3c74523b844fc23563f7b288f0389fd645
SHA2565ad6b9a917f35be0a1d66c771069c2143ad765737eedd85436acbc0f95a4c0e7
SHA5125ed754a1b254e8a4b03e0445ac0081c94aaf179c2974827ce4ff10b7deb765d819243b2084212d7c91be9ddc07bf94f55e35f85564781b4124b61647a2f0977a
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Filesize
21KB
MD5825a69b545bd6711ff33f83ca0ce5597
SHA1498d2157eebc877ba7d5ee660e694ee8dabb4631
SHA256297cbe8c22a8627eb64331160b8426b567aa5672e721d5a2f0b45662e40afd54
SHA5123f2d8fff867a3fa3bdf39ad348a4a199b56a3cf05577ac9e8f617799566f84da9adb89d1bcabe00c4e75286398254e5dbf0de308b1bc3a3b1e479470c5ad8913
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Filesize
17KB
MD5e566fc53051035e1e6fd0ed1823de0f9
SHA100bc96c48b98676ecd67e81a6f1d7754e4156044
SHA2568e574b4ae6502230c0829e2319a6c146aebd51b7008bf5bbfb731424d7952c15
SHA512a12f56ff30ea35381c2b8f8af2446cf1daa21ee872e98cad4b863db060acd4c33c5760918c277dadb7a490cb4ca2f925d59c70dc5171e16601a11bc4a6542b04
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
1KB
MD5c29f510ecd38a31ce966f6d6f4cfb528
SHA15a76093860adc2a323ac898bace9a4a9e1aa3cab
SHA256f11bbc6373b5b7caa7c10d4b4cf652110c4fd5119ea08a483c2d5d02a549ed4f
SHA5121a3dd33d7a66b641ba8166074d6e14caf9f5eaddd758d36f3c82f3f9ac3f2f1324bab89d01d6561ce9ada44f1a098aad4164d9237cc221d20c2e28c156ba68f3
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Filesize
96KB
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Filesize
7.7MB
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Filesize
7.7MB
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Filesize
4KB
-
Filesize
1.5MB
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Filesize
7.7MB
-
Filesize
4KB
-
Filesize
624KB
-
Filesize
40KB
-
Filesize
584KB
-
Filesize
12.0MB
-
Filesize
5.6MB
-
Filesize
3.3MB
-
Filesize
304KB
-
Filesize
1.2MB
-
Filesize
1.2MB
-
Filesize
1.2MB
-
Filesize
1.2MB
-
Filesize
1.2MB
-
Filesize
104KB
-
Filesize
408KB
-
Filesize
120KB
-
Filesize
200KB
-
Filesize
120KB
-
Filesize
304KB
-
Filesize
216KB
-
Filesize
652KB
-
Filesize
408KB
-
Filesize
6.5MB
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Filesize
7.7MB
-
Filesize
304KB
-
Filesize
68KB
-
Filesize
56KB
-
Filesize
80KB
-
Filesize
104KB
-
Filesize
32KB
-
Filesize
7.7MB
-
Filesize
6.2MB
-
Filesize
136KB
-
Filesize
7.7MB
-
Filesize
3.3MB
-
Filesize
7.7MB
-
Filesize
64KB
-
Filesize
64KB
-
Filesize
64KB
-
Filesize
64KB
-
Filesize
64KB
-
Filesize
64KB
-
Filesize
64KB
-
Filesize
1.2MB
-
Filesize
1.2MB
-
Filesize
600KB
-
Filesize
7.7MB
-
Filesize
7.7MB
-
Filesize
7.7MB
-
Filesize
7.7MB
-
Filesize
40KB
-
Filesize
304KB
-
Filesize
68KB
-
Filesize
80KB
-
Filesize
652KB
-
Filesize
304KB
-
Filesize
304KB