Analysis
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max time kernel
143s -
max time network
160s -
platform
windows10-2004_x64 -
resource
win10v2004-20220414-en -
submitted
14-05-2022 01:50
Static task
static1
Behavioral task
behavioral1
Sample
e085027f0a000f7be4a5ac90460b005d03a4ef4e48579c78b5582f2a99ae6c19.exe
Resource
win7-20220414-en
General
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Target
e085027f0a000f7be4a5ac90460b005d03a4ef4e48579c78b5582f2a99ae6c19.exe
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Size
307KB
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MD5
ee7e3d6206b8c815c7e3c30bd40e00cc
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SHA1
c41bd2e3c0ac545d7ba81e26743ee4f909eccb27
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SHA256
e085027f0a000f7be4a5ac90460b005d03a4ef4e48579c78b5582f2a99ae6c19
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SHA512
7a8f98e25c44d6db495eda24247e29696b4bc195566ea5d5fd3f9aedc8c792bedf9ce8d9b826d34e52302a2ab0ec82552a2007f8811688e8f84746c66af807d7
Malware Config
Extracted
amadey
3.08
185.215.113.35/d2VxjasuwS/index.php
Signatures
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suricata: ET MALWARE Amadey CnC Check-In
suricata: ET MALWARE Amadey CnC Check-In
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Blocklisted process makes network request 1 IoCs
Processes:
rundll32.exeflow pid process 68 4564 rundll32.exe -
Downloads MZ/PE file
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Executes dropped EXE 3 IoCs
Processes:
ftewk.exeftewk.exeftewk.exepid process 4652 ftewk.exe 1472 ftewk.exe 2164 ftewk.exe -
Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
e085027f0a000f7be4a5ac90460b005d03a4ef4e48579c78b5582f2a99ae6c19.exeftewk.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Control Panel\International\Geo\Nation e085027f0a000f7be4a5ac90460b005d03a4ef4e48579c78b5582f2a99ae6c19.exe Key value queried \REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Control Panel\International\Geo\Nation ftewk.exe -
Loads dropped DLL 1 IoCs
Processes:
rundll32.exepid process 4564 rundll32.exe -
Reads local data of messenger clients 2 TTPs
Infostealers often target stored data of messaging applications, which can include saved credentials and account information.
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Accesses Microsoft Outlook profiles 1 TTPs 1 IoCs
Processes:
rundll32.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook rundll32.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Program crash 3 IoCs
Processes:
WerFault.exeWerFault.exeWerFault.exepid pid_target process target process 4772 4344 WerFault.exe e085027f0a000f7be4a5ac90460b005d03a4ef4e48579c78b5582f2a99ae6c19.exe 1284 1472 WerFault.exe ftewk.exe 2640 2164 WerFault.exe ftewk.exe -
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
rundll32.exepid process 4564 rundll32.exe 4564 rundll32.exe 4564 rundll32.exe 4564 rundll32.exe -
Suspicious use of WriteProcessMemory 15 IoCs
Processes:
e085027f0a000f7be4a5ac90460b005d03a4ef4e48579c78b5582f2a99ae6c19.exeftewk.execmd.exedescription pid process target process PID 4344 wrote to memory of 4652 4344 e085027f0a000f7be4a5ac90460b005d03a4ef4e48579c78b5582f2a99ae6c19.exe ftewk.exe PID 4344 wrote to memory of 4652 4344 e085027f0a000f7be4a5ac90460b005d03a4ef4e48579c78b5582f2a99ae6c19.exe ftewk.exe PID 4344 wrote to memory of 4652 4344 e085027f0a000f7be4a5ac90460b005d03a4ef4e48579c78b5582f2a99ae6c19.exe ftewk.exe PID 4652 wrote to memory of 644 4652 ftewk.exe cmd.exe PID 4652 wrote to memory of 644 4652 ftewk.exe cmd.exe PID 4652 wrote to memory of 644 4652 ftewk.exe cmd.exe PID 4652 wrote to memory of 2496 4652 ftewk.exe schtasks.exe PID 4652 wrote to memory of 2496 4652 ftewk.exe schtasks.exe PID 4652 wrote to memory of 2496 4652 ftewk.exe schtasks.exe PID 644 wrote to memory of 3056 644 cmd.exe reg.exe PID 644 wrote to memory of 3056 644 cmd.exe reg.exe PID 644 wrote to memory of 3056 644 cmd.exe reg.exe PID 4652 wrote to memory of 4564 4652 ftewk.exe rundll32.exe PID 4652 wrote to memory of 4564 4652 ftewk.exe rundll32.exe PID 4652 wrote to memory of 4564 4652 ftewk.exe rundll32.exe -
outlook_win_path 1 IoCs
Processes:
rundll32.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook rundll32.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\e085027f0a000f7be4a5ac90460b005d03a4ef4e48579c78b5582f2a99ae6c19.exe"C:\Users\Admin\AppData\Local\Temp\e085027f0a000f7be4a5ac90460b005d03a4ef4e48579c78b5582f2a99ae6c19.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\e014321378\ftewk.exe"C:\Users\Admin\AppData\Local\Temp\e014321378\ftewk.exe"2⤵
- Executes dropped EXE
- Checks computer location settings
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\User Shell Folders" /f /v Startup /t REG_SZ /d C:\Users\Admin\AppData\Local\Temp\e014321378\3⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\reg.exeREG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\User Shell Folders" /f /v Startup /t REG_SZ /d C:\Users\Admin\AppData\Local\Temp\e014321378\4⤵
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN ftewk.exe /TR "C:\Users\Admin\AppData\Local\Temp\e014321378\ftewk.exe" /F3⤵
- Creates scheduled task(s)
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C:\Windows\SysWOW64\rundll32.exe"C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\9034267ed8b4ad\cred.dll, Main3⤵
- Blocklisted process makes network request
- Loads dropped DLL
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- outlook_win_path
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4344 -s 11122⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 484 -p 4344 -ip 43441⤵
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C:\Users\Admin\AppData\Local\Temp\e014321378\ftewk.exeC:\Users\Admin\AppData\Local\Temp\e014321378\ftewk.exe1⤵
- Executes dropped EXE
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1472 -s 4842⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 1472 -ip 14721⤵
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C:\Users\Admin\AppData\Local\Temp\e014321378\ftewk.exeC:\Users\Admin\AppData\Local\Temp\e014321378\ftewk.exe1⤵
- Executes dropped EXE
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2164 -s 2002⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 2164 -ip 21641⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\e014321378\ftewk.exeFilesize
307KB
MD5ee7e3d6206b8c815c7e3c30bd40e00cc
SHA1c41bd2e3c0ac545d7ba81e26743ee4f909eccb27
SHA256e085027f0a000f7be4a5ac90460b005d03a4ef4e48579c78b5582f2a99ae6c19
SHA5127a8f98e25c44d6db495eda24247e29696b4bc195566ea5d5fd3f9aedc8c792bedf9ce8d9b826d34e52302a2ab0ec82552a2007f8811688e8f84746c66af807d7
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C:\Users\Admin\AppData\Local\Temp\e014321378\ftewk.exeFilesize
307KB
MD5ee7e3d6206b8c815c7e3c30bd40e00cc
SHA1c41bd2e3c0ac545d7ba81e26743ee4f909eccb27
SHA256e085027f0a000f7be4a5ac90460b005d03a4ef4e48579c78b5582f2a99ae6c19
SHA5127a8f98e25c44d6db495eda24247e29696b4bc195566ea5d5fd3f9aedc8c792bedf9ce8d9b826d34e52302a2ab0ec82552a2007f8811688e8f84746c66af807d7
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C:\Users\Admin\AppData\Local\Temp\e014321378\ftewk.exeFilesize
307KB
MD5ee7e3d6206b8c815c7e3c30bd40e00cc
SHA1c41bd2e3c0ac545d7ba81e26743ee4f909eccb27
SHA256e085027f0a000f7be4a5ac90460b005d03a4ef4e48579c78b5582f2a99ae6c19
SHA5127a8f98e25c44d6db495eda24247e29696b4bc195566ea5d5fd3f9aedc8c792bedf9ce8d9b826d34e52302a2ab0ec82552a2007f8811688e8f84746c66af807d7
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C:\Users\Admin\AppData\Local\Temp\e014321378\ftewk.exeFilesize
307KB
MD5ee7e3d6206b8c815c7e3c30bd40e00cc
SHA1c41bd2e3c0ac545d7ba81e26743ee4f909eccb27
SHA256e085027f0a000f7be4a5ac90460b005d03a4ef4e48579c78b5582f2a99ae6c19
SHA5127a8f98e25c44d6db495eda24247e29696b4bc195566ea5d5fd3f9aedc8c792bedf9ce8d9b826d34e52302a2ab0ec82552a2007f8811688e8f84746c66af807d7
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C:\Users\Admin\AppData\Roaming\9034267ed8b4ad\cred.dllFilesize
126KB
MD5d4ca12f7203548519be8455bd836274f
SHA17c8a18a80ba96c3944462f3a68e63b55da0e1bf4
SHA2567bc6a9edc592553dcb9250d70816f511d43a998f95f4e0b2a347dc2b66f897c4
SHA512e2cad4293dbb043c6d563710087e9769beeb130a80319c151e9d81d9c74b0b5017a23c3fec9cdc022b45491dc6aa6499e3898488dc9c8486e1df83e6da28e697
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C:\Users\Admin\AppData\Roaming\9034267ed8b4ad\cred.dllFilesize
126KB
MD5d4ca12f7203548519be8455bd836274f
SHA17c8a18a80ba96c3944462f3a68e63b55da0e1bf4
SHA2567bc6a9edc592553dcb9250d70816f511d43a998f95f4e0b2a347dc2b66f897c4
SHA512e2cad4293dbb043c6d563710087e9769beeb130a80319c151e9d81d9c74b0b5017a23c3fec9cdc022b45491dc6aa6499e3898488dc9c8486e1df83e6da28e697
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memory/644-139-0x0000000000000000-mapping.dmp
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memory/1472-147-0x0000000000400000-0x0000000000478000-memory.dmpFilesize
480KB
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memory/1472-146-0x00000000005B4000-0x00000000005D2000-memory.dmpFilesize
120KB
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memory/2164-150-0x0000000000400000-0x0000000000478000-memory.dmpFilesize
480KB
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memory/2164-149-0x00000000006D4000-0x00000000006F2000-memory.dmpFilesize
120KB
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memory/2496-140-0x0000000000000000-mapping.dmp
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memory/3056-141-0x0000000000000000-mapping.dmp
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memory/4344-130-0x0000000000762000-0x0000000000780000-memory.dmpFilesize
120KB
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memory/4344-131-0x00000000021F0000-0x0000000002228000-memory.dmpFilesize
224KB
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memory/4344-132-0x0000000000400000-0x0000000000478000-memory.dmpFilesize
480KB
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memory/4564-142-0x0000000000000000-mapping.dmp
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memory/4652-133-0x0000000000000000-mapping.dmp
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memory/4652-138-0x0000000000400000-0x0000000000478000-memory.dmpFilesize
480KB
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memory/4652-137-0x00000000020E0000-0x0000000002118000-memory.dmpFilesize
224KB
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memory/4652-136-0x0000000000713000-0x0000000000731000-memory.dmpFilesize
120KB