Analysis
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max time kernel
111s -
max time network
136s -
platform
windows7_x64 -
resource
win7-20220414-en -
submitted
17-05-2022 13:46
Static task
static1
Behavioral task
behavioral1
Sample
99f99978fec96a454a3c9e9f4e05d7c12dcc559d4a0f97a86828a2d324bee492.exe
Resource
win7-20220414-en
General
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Target
99f99978fec96a454a3c9e9f4e05d7c12dcc559d4a0f97a86828a2d324bee492.exe
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Size
312KB
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MD5
d5a042d15c800a5f811e993b95d64596
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SHA1
3ca2653f3ec0da78c094beaf3529fffc5784ef37
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SHA256
99f99978fec96a454a3c9e9f4e05d7c12dcc559d4a0f97a86828a2d324bee492
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SHA512
8c0f89be709beaac7b0584dc6f9021f4aff22291c59751b6a235b1a27f4145a860c0246df383d1135968fd0c810ff3b0bcaa74bcffb391540d549f7514cc8efd
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 5 984 rundll32.exe -
Executes dropped EXE 3 IoCs
Processes:
ftewk.exeftewk.exeftewk.exepid process 840 ftewk.exe 1668 ftewk.exe 1492 ftewk.exe -
Loads dropped DLL 6 IoCs
Processes:
99f99978fec96a454a3c9e9f4e05d7c12dcc559d4a0f97a86828a2d324bee492.exerundll32.exepid process 2004 99f99978fec96a454a3c9e9f4e05d7c12dcc559d4a0f97a86828a2d324bee492.exe 2004 99f99978fec96a454a3c9e9f4e05d7c12dcc559d4a0f97a86828a2d324bee492.exe 984 rundll32.exe 984 rundll32.exe 984 rundll32.exe 984 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-1-5-21-1819626980-2277161760-1023733287-1000\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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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 984 rundll32.exe 984 rundll32.exe 984 rundll32.exe 984 rundll32.exe -
Suspicious use of WriteProcessMemory 31 IoCs
Processes:
99f99978fec96a454a3c9e9f4e05d7c12dcc559d4a0f97a86828a2d324bee492.exeftewk.execmd.exetaskeng.exedescription pid process target process PID 2004 wrote to memory of 840 2004 99f99978fec96a454a3c9e9f4e05d7c12dcc559d4a0f97a86828a2d324bee492.exe ftewk.exe PID 2004 wrote to memory of 840 2004 99f99978fec96a454a3c9e9f4e05d7c12dcc559d4a0f97a86828a2d324bee492.exe ftewk.exe PID 2004 wrote to memory of 840 2004 99f99978fec96a454a3c9e9f4e05d7c12dcc559d4a0f97a86828a2d324bee492.exe ftewk.exe PID 2004 wrote to memory of 840 2004 99f99978fec96a454a3c9e9f4e05d7c12dcc559d4a0f97a86828a2d324bee492.exe ftewk.exe PID 840 wrote to memory of 1528 840 ftewk.exe cmd.exe PID 840 wrote to memory of 1528 840 ftewk.exe cmd.exe PID 840 wrote to memory of 1528 840 ftewk.exe cmd.exe PID 840 wrote to memory of 1528 840 ftewk.exe cmd.exe PID 840 wrote to memory of 1260 840 ftewk.exe schtasks.exe PID 840 wrote to memory of 1260 840 ftewk.exe schtasks.exe PID 840 wrote to memory of 1260 840 ftewk.exe schtasks.exe PID 840 wrote to memory of 1260 840 ftewk.exe schtasks.exe PID 1528 wrote to memory of 1360 1528 cmd.exe reg.exe PID 1528 wrote to memory of 1360 1528 cmd.exe reg.exe PID 1528 wrote to memory of 1360 1528 cmd.exe reg.exe PID 1528 wrote to memory of 1360 1528 cmd.exe reg.exe PID 836 wrote to memory of 1668 836 taskeng.exe ftewk.exe PID 836 wrote to memory of 1668 836 taskeng.exe ftewk.exe PID 836 wrote to memory of 1668 836 taskeng.exe ftewk.exe PID 836 wrote to memory of 1668 836 taskeng.exe ftewk.exe PID 840 wrote to memory of 984 840 ftewk.exe rundll32.exe PID 840 wrote to memory of 984 840 ftewk.exe rundll32.exe PID 840 wrote to memory of 984 840 ftewk.exe rundll32.exe PID 840 wrote to memory of 984 840 ftewk.exe rundll32.exe PID 840 wrote to memory of 984 840 ftewk.exe rundll32.exe PID 840 wrote to memory of 984 840 ftewk.exe rundll32.exe PID 840 wrote to memory of 984 840 ftewk.exe rundll32.exe PID 836 wrote to memory of 1492 836 taskeng.exe ftewk.exe PID 836 wrote to memory of 1492 836 taskeng.exe ftewk.exe PID 836 wrote to memory of 1492 836 taskeng.exe ftewk.exe PID 836 wrote to memory of 1492 836 taskeng.exe ftewk.exe -
outlook_win_path 1 IoCs
Processes:
rundll32.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook rundll32.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\99f99978fec96a454a3c9e9f4e05d7c12dcc559d4a0f97a86828a2d324bee492.exe"C:\Users\Admin\AppData\Local\Temp\99f99978fec96a454a3c9e9f4e05d7c12dcc559d4a0f97a86828a2d324bee492.exe"1⤵
- Loads dropped DLL
- 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
- 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\system32\taskeng.exetaskeng.exe {0C01CB19-FBC4-4FB0-8422-D5CB9EB9639F} S-1-5-21-1819626980-2277161760-1023733287-1000:TBHNEBSE\Admin:Interactive:[1]1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\e014321378\ftewk.exeC:\Users\Admin\AppData\Local\Temp\e014321378\ftewk.exe2⤵
- Executes dropped EXE
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C:\Users\Admin\AppData\Local\Temp\e014321378\ftewk.exeC:\Users\Admin\AppData\Local\Temp\e014321378\ftewk.exe2⤵
- Executes dropped EXE
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\e014321378\ftewk.exeFilesize
312KB
MD5d5a042d15c800a5f811e993b95d64596
SHA13ca2653f3ec0da78c094beaf3529fffc5784ef37
SHA25699f99978fec96a454a3c9e9f4e05d7c12dcc559d4a0f97a86828a2d324bee492
SHA5128c0f89be709beaac7b0584dc6f9021f4aff22291c59751b6a235b1a27f4145a860c0246df383d1135968fd0c810ff3b0bcaa74bcffb391540d549f7514cc8efd
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C:\Users\Admin\AppData\Local\Temp\e014321378\ftewk.exeFilesize
312KB
MD5d5a042d15c800a5f811e993b95d64596
SHA13ca2653f3ec0da78c094beaf3529fffc5784ef37
SHA25699f99978fec96a454a3c9e9f4e05d7c12dcc559d4a0f97a86828a2d324bee492
SHA5128c0f89be709beaac7b0584dc6f9021f4aff22291c59751b6a235b1a27f4145a860c0246df383d1135968fd0c810ff3b0bcaa74bcffb391540d549f7514cc8efd
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C:\Users\Admin\AppData\Local\Temp\e014321378\ftewk.exeFilesize
312KB
MD5d5a042d15c800a5f811e993b95d64596
SHA13ca2653f3ec0da78c094beaf3529fffc5784ef37
SHA25699f99978fec96a454a3c9e9f4e05d7c12dcc559d4a0f97a86828a2d324bee492
SHA5128c0f89be709beaac7b0584dc6f9021f4aff22291c59751b6a235b1a27f4145a860c0246df383d1135968fd0c810ff3b0bcaa74bcffb391540d549f7514cc8efd
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C:\Users\Admin\AppData\Local\Temp\e014321378\ftewk.exeFilesize
312KB
MD5d5a042d15c800a5f811e993b95d64596
SHA13ca2653f3ec0da78c094beaf3529fffc5784ef37
SHA25699f99978fec96a454a3c9e9f4e05d7c12dcc559d4a0f97a86828a2d324bee492
SHA5128c0f89be709beaac7b0584dc6f9021f4aff22291c59751b6a235b1a27f4145a860c0246df383d1135968fd0c810ff3b0bcaa74bcffb391540d549f7514cc8efd
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C:\Users\Admin\AppData\Roaming\9034267ed8b4ad\cred.dllFilesize
126KB
MD5d4ca12f7203548519be8455bd836274f
SHA17c8a18a80ba96c3944462f3a68e63b55da0e1bf4
SHA2567bc6a9edc592553dcb9250d70816f511d43a998f95f4e0b2a347dc2b66f897c4
SHA512e2cad4293dbb043c6d563710087e9769beeb130a80319c151e9d81d9c74b0b5017a23c3fec9cdc022b45491dc6aa6499e3898488dc9c8486e1df83e6da28e697
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\Users\Admin\AppData\Local\Temp\e014321378\ftewk.exeFilesize
312KB
MD5d5a042d15c800a5f811e993b95d64596
SHA13ca2653f3ec0da78c094beaf3529fffc5784ef37
SHA25699f99978fec96a454a3c9e9f4e05d7c12dcc559d4a0f97a86828a2d324bee492
SHA5128c0f89be709beaac7b0584dc6f9021f4aff22291c59751b6a235b1a27f4145a860c0246df383d1135968fd0c810ff3b0bcaa74bcffb391540d549f7514cc8efd
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\Users\Admin\AppData\Local\Temp\e014321378\ftewk.exeFilesize
312KB
MD5d5a042d15c800a5f811e993b95d64596
SHA13ca2653f3ec0da78c094beaf3529fffc5784ef37
SHA25699f99978fec96a454a3c9e9f4e05d7c12dcc559d4a0f97a86828a2d324bee492
SHA5128c0f89be709beaac7b0584dc6f9021f4aff22291c59751b6a235b1a27f4145a860c0246df383d1135968fd0c810ff3b0bcaa74bcffb391540d549f7514cc8efd
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\Users\Admin\AppData\Roaming\9034267ed8b4ad\cred.dllFilesize
126KB
MD5d4ca12f7203548519be8455bd836274f
SHA17c8a18a80ba96c3944462f3a68e63b55da0e1bf4
SHA2567bc6a9edc592553dcb9250d70816f511d43a998f95f4e0b2a347dc2b66f897c4
SHA512e2cad4293dbb043c6d563710087e9769beeb130a80319c151e9d81d9c74b0b5017a23c3fec9cdc022b45491dc6aa6499e3898488dc9c8486e1df83e6da28e697
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\Users\Admin\AppData\Roaming\9034267ed8b4ad\cred.dllFilesize
126KB
MD5d4ca12f7203548519be8455bd836274f
SHA17c8a18a80ba96c3944462f3a68e63b55da0e1bf4
SHA2567bc6a9edc592553dcb9250d70816f511d43a998f95f4e0b2a347dc2b66f897c4
SHA512e2cad4293dbb043c6d563710087e9769beeb130a80319c151e9d81d9c74b0b5017a23c3fec9cdc022b45491dc6aa6499e3898488dc9c8486e1df83e6da28e697
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\Users\Admin\AppData\Roaming\9034267ed8b4ad\cred.dllFilesize
126KB
MD5d4ca12f7203548519be8455bd836274f
SHA17c8a18a80ba96c3944462f3a68e63b55da0e1bf4
SHA2567bc6a9edc592553dcb9250d70816f511d43a998f95f4e0b2a347dc2b66f897c4
SHA512e2cad4293dbb043c6d563710087e9769beeb130a80319c151e9d81d9c74b0b5017a23c3fec9cdc022b45491dc6aa6499e3898488dc9c8486e1df83e6da28e697
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\Users\Admin\AppData\Roaming\9034267ed8b4ad\cred.dllFilesize
126KB
MD5d4ca12f7203548519be8455bd836274f
SHA17c8a18a80ba96c3944462f3a68e63b55da0e1bf4
SHA2567bc6a9edc592553dcb9250d70816f511d43a998f95f4e0b2a347dc2b66f897c4
SHA512e2cad4293dbb043c6d563710087e9769beeb130a80319c151e9d81d9c74b0b5017a23c3fec9cdc022b45491dc6aa6499e3898488dc9c8486e1df83e6da28e697
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memory/840-67-0x0000000000400000-0x0000000000491000-memory.dmpFilesize
580KB
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memory/840-66-0x000000000055E000-0x000000000057C000-memory.dmpFilesize
120KB
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memory/840-57-0x0000000000000000-mapping.dmp
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memory/984-74-0x0000000000000000-mapping.dmp
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memory/984-81-0x0000000000650000-0x0000000000674000-memory.dmpFilesize
144KB
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memory/1260-64-0x0000000000000000-mapping.dmp
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memory/1360-65-0x0000000000000000-mapping.dmp
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memory/1492-82-0x0000000000000000-mapping.dmp
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memory/1492-85-0x000000000066E000-0x000000000068C000-memory.dmpFilesize
120KB
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memory/1492-86-0x0000000000400000-0x0000000000491000-memory.dmpFilesize
580KB
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memory/1528-63-0x0000000000000000-mapping.dmp
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memory/1668-69-0x0000000000000000-mapping.dmp
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memory/1668-73-0x0000000000400000-0x0000000000491000-memory.dmpFilesize
580KB
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memory/1668-72-0x000000000063E000-0x000000000065C000-memory.dmpFilesize
120KB
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memory/2004-54-0x0000000075521000-0x0000000075523000-memory.dmpFilesize
8KB
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memory/2004-61-0x0000000000400000-0x0000000000491000-memory.dmpFilesize
580KB
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memory/2004-60-0x00000000002D0000-0x0000000000308000-memory.dmpFilesize
224KB
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memory/2004-59-0x000000000055E000-0x000000000057C000-memory.dmpFilesize
120KB