Analysis
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max time kernel
134s -
max time network
148s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
07/12/2022, 03:32
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
file.exe
Resource
win10v2004-20220812-en
General
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Target
file.exe
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Size
421KB
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MD5
ae0a426a3ae98abe0ec1b1d00bf35f44
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SHA1
a3fd2e9ccf885206d3013f420da71c764dae6f04
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SHA256
0a4174a69b0e01fefc64d10691910cfc94ec7b664701d7ebe2e80a8600d20a0c
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SHA512
a2633fbf32e1a0b4dac8f5be89d63d3fde9e425cf08713c7289515c67bec3c893a0031f736e0e040f1aafcb6ee358c01ca32848f45bfdb28606631e90c2a013d
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SSDEEP
6144:2yGULW8BCGg5xBlEaQxbqK2bK9gDf/00r6wGAsqWcoBlCgba1QkaVe:2yq8BCGKxB2/JK00mcWCge1Qk3
Malware Config
Extracted
amadey
3.50
77.73.133.72/hfk3vK9/index.php
Signatures
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Detect Amadey credential stealer module 6 IoCs
resource yara_rule behavioral1/files/0x0008000000012325-81.dat amadey_cred_module behavioral1/files/0x0008000000012325-84.dat amadey_cred_module behavioral1/files/0x0008000000012325-83.dat amadey_cred_module behavioral1/files/0x0008000000012325-82.dat amadey_cred_module behavioral1/files/0x0008000000012325-85.dat amadey_cred_module behavioral1/memory/976-86-0x0000000000130000-0x0000000000154000-memory.dmp amadey_cred_module -
Blocklisted process makes network request 1 IoCs
flow pid Process 6 976 rundll32.exe -
Executes dropped EXE 3 IoCs
pid Process 768 gntuud.exe 660 gntuud.exe 1888 gntuud.exe -
Loads dropped DLL 6 IoCs
pid Process 972 file.exe 972 file.exe 976 rundll32.exe 976 rundll32.exe 976 rundll32.exe 976 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-1-5-21-3406023954-474543476-3319432036-1000\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 1156 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 976 rundll32.exe 976 rundll32.exe 976 rundll32.exe 976 rundll32.exe -
Suspicious use of WriteProcessMemory 23 IoCs
description pid Process procid_target PID 972 wrote to memory of 768 972 file.exe 28 PID 972 wrote to memory of 768 972 file.exe 28 PID 972 wrote to memory of 768 972 file.exe 28 PID 972 wrote to memory of 768 972 file.exe 28 PID 768 wrote to memory of 1156 768 gntuud.exe 29 PID 768 wrote to memory of 1156 768 gntuud.exe 29 PID 768 wrote to memory of 1156 768 gntuud.exe 29 PID 768 wrote to memory of 1156 768 gntuud.exe 29 PID 1400 wrote to memory of 660 1400 taskeng.exe 34 PID 1400 wrote to memory of 660 1400 taskeng.exe 34 PID 1400 wrote to memory of 660 1400 taskeng.exe 34 PID 1400 wrote to memory of 660 1400 taskeng.exe 34 PID 768 wrote to memory of 976 768 gntuud.exe 35 PID 768 wrote to memory of 976 768 gntuud.exe 35 PID 768 wrote to memory of 976 768 gntuud.exe 35 PID 768 wrote to memory of 976 768 gntuud.exe 35 PID 768 wrote to memory of 976 768 gntuud.exe 35 PID 768 wrote to memory of 976 768 gntuud.exe 35 PID 768 wrote to memory of 976 768 gntuud.exe 35 PID 1400 wrote to memory of 1888 1400 taskeng.exe 36 PID 1400 wrote to memory of 1888 1400 taskeng.exe 36 PID 1400 wrote to memory of 1888 1400 taskeng.exe 36 PID 1400 wrote to memory of 1888 1400 taskeng.exe 36 -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\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:972 -
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:768 -
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:1156
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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:976
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-
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C:\Windows\system32\taskeng.exetaskeng.exe {96685C62-F84F-4C1C-8E23-2F4CE9CFBB4F} S-1-5-21-3406023954-474543476-3319432036-1000:VUIIVLGQ\Admin:Interactive:[1]1⤵
- Suspicious use of WriteProcessMemory
PID:1400 -
C:\Users\Admin\AppData\Local\Temp\ecaac49691\gntuud.exeC:\Users\Admin\AppData\Local\Temp\ecaac49691\gntuud.exe2⤵
- Executes dropped EXE
PID:660
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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:1888
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
421KB
MD5ae0a426a3ae98abe0ec1b1d00bf35f44
SHA1a3fd2e9ccf885206d3013f420da71c764dae6f04
SHA2560a4174a69b0e01fefc64d10691910cfc94ec7b664701d7ebe2e80a8600d20a0c
SHA512a2633fbf32e1a0b4dac8f5be89d63d3fde9e425cf08713c7289515c67bec3c893a0031f736e0e040f1aafcb6ee358c01ca32848f45bfdb28606631e90c2a013d
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Filesize
421KB
MD5ae0a426a3ae98abe0ec1b1d00bf35f44
SHA1a3fd2e9ccf885206d3013f420da71c764dae6f04
SHA2560a4174a69b0e01fefc64d10691910cfc94ec7b664701d7ebe2e80a8600d20a0c
SHA512a2633fbf32e1a0b4dac8f5be89d63d3fde9e425cf08713c7289515c67bec3c893a0031f736e0e040f1aafcb6ee358c01ca32848f45bfdb28606631e90c2a013d
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Filesize
421KB
MD5ae0a426a3ae98abe0ec1b1d00bf35f44
SHA1a3fd2e9ccf885206d3013f420da71c764dae6f04
SHA2560a4174a69b0e01fefc64d10691910cfc94ec7b664701d7ebe2e80a8600d20a0c
SHA512a2633fbf32e1a0b4dac8f5be89d63d3fde9e425cf08713c7289515c67bec3c893a0031f736e0e040f1aafcb6ee358c01ca32848f45bfdb28606631e90c2a013d
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Filesize
421KB
MD5ae0a426a3ae98abe0ec1b1d00bf35f44
SHA1a3fd2e9ccf885206d3013f420da71c764dae6f04
SHA2560a4174a69b0e01fefc64d10691910cfc94ec7b664701d7ebe2e80a8600d20a0c
SHA512a2633fbf32e1a0b4dac8f5be89d63d3fde9e425cf08713c7289515c67bec3c893a0031f736e0e040f1aafcb6ee358c01ca32848f45bfdb28606631e90c2a013d
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Filesize
126KB
MD5349b2b47fef50fa6a1fc19d0ee4b2db8
SHA1077f4328b3f060a9f010b1a63d9e127d24ddafd4
SHA2565cd41f164de6f783b7da82b5f6dbd49413eccd87cc7470f2004d58ca081fb0e0
SHA51283fd58be4c0051ed05b7a03443d256d52f09206d2f433bd302c9e9e3780b9d472e823aed1db01b5052dc8fdc63a4352beac9e399858a8252c057f11cf2bd1773
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Filesize
421KB
MD5ae0a426a3ae98abe0ec1b1d00bf35f44
SHA1a3fd2e9ccf885206d3013f420da71c764dae6f04
SHA2560a4174a69b0e01fefc64d10691910cfc94ec7b664701d7ebe2e80a8600d20a0c
SHA512a2633fbf32e1a0b4dac8f5be89d63d3fde9e425cf08713c7289515c67bec3c893a0031f736e0e040f1aafcb6ee358c01ca32848f45bfdb28606631e90c2a013d
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Filesize
421KB
MD5ae0a426a3ae98abe0ec1b1d00bf35f44
SHA1a3fd2e9ccf885206d3013f420da71c764dae6f04
SHA2560a4174a69b0e01fefc64d10691910cfc94ec7b664701d7ebe2e80a8600d20a0c
SHA512a2633fbf32e1a0b4dac8f5be89d63d3fde9e425cf08713c7289515c67bec3c893a0031f736e0e040f1aafcb6ee358c01ca32848f45bfdb28606631e90c2a013d
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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