Analysis
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max time kernel
108s -
max time network
128s -
platform
windows7_x64 -
resource
win7-20220901-en -
resource tags
arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system -
submitted
01/12/2022, 10:49
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20220901-en
Behavioral task
behavioral2
Sample
file.exe
Resource
win10v2004-20220812-en
General
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Target
file.exe
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Size
243KB
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MD5
03a23c8e172a7c26a4033a3cd2482db7
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SHA1
0f7fda9c4b2ff2f05421978a256d77eff6dac9a1
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SHA256
fc76bb87d992815131b6a39804a23c024e788c7a7bc4e55e614d20d8966cf256
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SHA512
1164b99740f0d4d08e0c6ecd00fd8abe188025086beaca8bde8ef6b12f832cdaf8541c5c79abe6279d2d5826884c1a8aa4075fd7bbd17eface90a12c7c67c40e
-
SSDEEP
6144:h/WrpVf5mf2KK0JC6Ab0Fd8QTnv9XkIIEar:h0BQKbklTnvWEk
Malware Config
Extracted
amadey
3.50
77.73.133.72/hfk3vK9/index.php
Signatures
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Detect Amadey credential stealer module 5 IoCs
resource yara_rule behavioral1/files/0x00080000000122de-75.dat amadey_cred_module behavioral1/files/0x00080000000122de-79.dat amadey_cred_module behavioral1/files/0x00080000000122de-78.dat amadey_cred_module behavioral1/files/0x00080000000122de-77.dat amadey_cred_module behavioral1/files/0x00080000000122de-76.dat amadey_cred_module -
Blocklisted process makes network request 1 IoCs
flow pid Process 5 2016 rundll32.exe -
Executes dropped EXE 3 IoCs
pid Process 1264 gntuud.exe 1952 gntuud.exe 1404 gntuud.exe -
Loads dropped DLL 6 IoCs
pid Process 1632 file.exe 1632 file.exe 2016 rundll32.exe 2016 rundll32.exe 2016 rundll32.exe 2016 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
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\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.
pid Process 1072 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 2016 rundll32.exe 2016 rundll32.exe 2016 rundll32.exe 2016 rundll32.exe -
Suspicious use of WriteProcessMemory 23 IoCs
description pid Process procid_target PID 1632 wrote to memory of 1264 1632 file.exe 28 PID 1632 wrote to memory of 1264 1632 file.exe 28 PID 1632 wrote to memory of 1264 1632 file.exe 28 PID 1632 wrote to memory of 1264 1632 file.exe 28 PID 1264 wrote to memory of 1072 1264 gntuud.exe 29 PID 1264 wrote to memory of 1072 1264 gntuud.exe 29 PID 1264 wrote to memory of 1072 1264 gntuud.exe 29 PID 1264 wrote to memory of 1072 1264 gntuud.exe 29 PID 552 wrote to memory of 1952 552 taskeng.exe 34 PID 552 wrote to memory of 1952 552 taskeng.exe 34 PID 552 wrote to memory of 1952 552 taskeng.exe 34 PID 552 wrote to memory of 1952 552 taskeng.exe 34 PID 1264 wrote to memory of 2016 1264 gntuud.exe 35 PID 1264 wrote to memory of 2016 1264 gntuud.exe 35 PID 1264 wrote to memory of 2016 1264 gntuud.exe 35 PID 1264 wrote to memory of 2016 1264 gntuud.exe 35 PID 1264 wrote to memory of 2016 1264 gntuud.exe 35 PID 1264 wrote to memory of 2016 1264 gntuud.exe 35 PID 1264 wrote to memory of 2016 1264 gntuud.exe 35 PID 552 wrote to memory of 1404 552 taskeng.exe 36 PID 552 wrote to memory of 1404 552 taskeng.exe 36 PID 552 wrote to memory of 1404 552 taskeng.exe 36 PID 552 wrote to memory of 1404 552 taskeng.exe 36 -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook rundll32.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\file.exe"C:\Users\Admin\AppData\Local\Temp\file.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1632 -
C:\Users\Admin\AppData\Local\Temp\ecaac49691\gntuud.exe"C:\Users\Admin\AppData\Local\Temp\ecaac49691\gntuud.exe"2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1264 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN gntuud.exe /TR "C:\Users\Admin\AppData\Local\Temp\ecaac49691\gntuud.exe" /F3⤵
- Creates scheduled task(s)
PID:1072
-
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C:\Windows\SysWOW64\rundll32.exe"C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\f49dfc5e4e2508\cred64.dll, Main3⤵
- Blocklisted process makes network request
- Loads dropped DLL
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- outlook_win_path
PID:2016
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C:\Windows\system32\taskeng.exetaskeng.exe {CC1AC5ED-94D4-4A73-8F0A-D1C54B95BFEA} S-1-5-21-4063495947-34355257-727531523-1000:RYNKSFQE\Admin:Interactive:[1]1⤵
- Suspicious use of WriteProcessMemory
PID:552 -
C:\Users\Admin\AppData\Local\Temp\ecaac49691\gntuud.exeC:\Users\Admin\AppData\Local\Temp\ecaac49691\gntuud.exe2⤵
- Executes dropped EXE
PID:1952
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C:\Users\Admin\AppData\Local\Temp\ecaac49691\gntuud.exeC:\Users\Admin\AppData\Local\Temp\ecaac49691\gntuud.exe2⤵
- Executes dropped EXE
PID:1404
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
243KB
MD503a23c8e172a7c26a4033a3cd2482db7
SHA10f7fda9c4b2ff2f05421978a256d77eff6dac9a1
SHA256fc76bb87d992815131b6a39804a23c024e788c7a7bc4e55e614d20d8966cf256
SHA5121164b99740f0d4d08e0c6ecd00fd8abe188025086beaca8bde8ef6b12f832cdaf8541c5c79abe6279d2d5826884c1a8aa4075fd7bbd17eface90a12c7c67c40e
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Filesize
243KB
MD503a23c8e172a7c26a4033a3cd2482db7
SHA10f7fda9c4b2ff2f05421978a256d77eff6dac9a1
SHA256fc76bb87d992815131b6a39804a23c024e788c7a7bc4e55e614d20d8966cf256
SHA5121164b99740f0d4d08e0c6ecd00fd8abe188025086beaca8bde8ef6b12f832cdaf8541c5c79abe6279d2d5826884c1a8aa4075fd7bbd17eface90a12c7c67c40e
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Filesize
243KB
MD503a23c8e172a7c26a4033a3cd2482db7
SHA10f7fda9c4b2ff2f05421978a256d77eff6dac9a1
SHA256fc76bb87d992815131b6a39804a23c024e788c7a7bc4e55e614d20d8966cf256
SHA5121164b99740f0d4d08e0c6ecd00fd8abe188025086beaca8bde8ef6b12f832cdaf8541c5c79abe6279d2d5826884c1a8aa4075fd7bbd17eface90a12c7c67c40e
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Filesize
243KB
MD503a23c8e172a7c26a4033a3cd2482db7
SHA10f7fda9c4b2ff2f05421978a256d77eff6dac9a1
SHA256fc76bb87d992815131b6a39804a23c024e788c7a7bc4e55e614d20d8966cf256
SHA5121164b99740f0d4d08e0c6ecd00fd8abe188025086beaca8bde8ef6b12f832cdaf8541c5c79abe6279d2d5826884c1a8aa4075fd7bbd17eface90a12c7c67c40e
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Filesize
126KB
MD5349b2b47fef50fa6a1fc19d0ee4b2db8
SHA1077f4328b3f060a9f010b1a63d9e127d24ddafd4
SHA2565cd41f164de6f783b7da82b5f6dbd49413eccd87cc7470f2004d58ca081fb0e0
SHA51283fd58be4c0051ed05b7a03443d256d52f09206d2f433bd302c9e9e3780b9d472e823aed1db01b5052dc8fdc63a4352beac9e399858a8252c057f11cf2bd1773
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Filesize
243KB
MD503a23c8e172a7c26a4033a3cd2482db7
SHA10f7fda9c4b2ff2f05421978a256d77eff6dac9a1
SHA256fc76bb87d992815131b6a39804a23c024e788c7a7bc4e55e614d20d8966cf256
SHA5121164b99740f0d4d08e0c6ecd00fd8abe188025086beaca8bde8ef6b12f832cdaf8541c5c79abe6279d2d5826884c1a8aa4075fd7bbd17eface90a12c7c67c40e
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Filesize
243KB
MD503a23c8e172a7c26a4033a3cd2482db7
SHA10f7fda9c4b2ff2f05421978a256d77eff6dac9a1
SHA256fc76bb87d992815131b6a39804a23c024e788c7a7bc4e55e614d20d8966cf256
SHA5121164b99740f0d4d08e0c6ecd00fd8abe188025086beaca8bde8ef6b12f832cdaf8541c5c79abe6279d2d5826884c1a8aa4075fd7bbd17eface90a12c7c67c40e
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Filesize
126KB
MD5349b2b47fef50fa6a1fc19d0ee4b2db8
SHA1077f4328b3f060a9f010b1a63d9e127d24ddafd4
SHA2565cd41f164de6f783b7da82b5f6dbd49413eccd87cc7470f2004d58ca081fb0e0
SHA51283fd58be4c0051ed05b7a03443d256d52f09206d2f433bd302c9e9e3780b9d472e823aed1db01b5052dc8fdc63a4352beac9e399858a8252c057f11cf2bd1773
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Filesize
126KB
MD5349b2b47fef50fa6a1fc19d0ee4b2db8
SHA1077f4328b3f060a9f010b1a63d9e127d24ddafd4
SHA2565cd41f164de6f783b7da82b5f6dbd49413eccd87cc7470f2004d58ca081fb0e0
SHA51283fd58be4c0051ed05b7a03443d256d52f09206d2f433bd302c9e9e3780b9d472e823aed1db01b5052dc8fdc63a4352beac9e399858a8252c057f11cf2bd1773
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Filesize
126KB
MD5349b2b47fef50fa6a1fc19d0ee4b2db8
SHA1077f4328b3f060a9f010b1a63d9e127d24ddafd4
SHA2565cd41f164de6f783b7da82b5f6dbd49413eccd87cc7470f2004d58ca081fb0e0
SHA51283fd58be4c0051ed05b7a03443d256d52f09206d2f433bd302c9e9e3780b9d472e823aed1db01b5052dc8fdc63a4352beac9e399858a8252c057f11cf2bd1773
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Filesize
126KB
MD5349b2b47fef50fa6a1fc19d0ee4b2db8
SHA1077f4328b3f060a9f010b1a63d9e127d24ddafd4
SHA2565cd41f164de6f783b7da82b5f6dbd49413eccd87cc7470f2004d58ca081fb0e0
SHA51283fd58be4c0051ed05b7a03443d256d52f09206d2f433bd302c9e9e3780b9d472e823aed1db01b5052dc8fdc63a4352beac9e399858a8252c057f11cf2bd1773