Analysis
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max time kernel
113s -
max time network
123s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
01/11/2022, 17:45
Static task
static1
Behavioral task
behavioral1
Sample
d78fefd9b2c2de19c1269d29210f3b63ae1f8e9abb674163852a56183742d891.exe
Resource
win10v2004-20220901-en
General
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Target
d78fefd9b2c2de19c1269d29210f3b63ae1f8e9abb674163852a56183742d891.exe
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Size
358KB
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MD5
0fe25827166448588c03630e6f58c294
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SHA1
a2f6f835a8b5d63a2308a9edc7be011a2758f3ac
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SHA256
d78fefd9b2c2de19c1269d29210f3b63ae1f8e9abb674163852a56183742d891
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SHA512
d91a9f64f8d7e8a6d859a910d3411e8452f53fef754f913c1b4ebd98cc0bd3bfecdce48213816694b436060c335f88e704a9db03508da616415d208cd783bed3
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SSDEEP
6144:PZA8oNPWV/GWaFf3OXtcKSiL4JQVa1Ua7ITsqS:PZAtvxFfeXtcZiLER7
Malware Config
Signatures
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Detect Amadey credential stealer module 2 IoCs
resource yara_rule behavioral1/files/0x0005000000022e7c-148.dat amadey_cred_module behavioral1/files/0x0005000000022e7c-149.dat amadey_cred_module -
Blocklisted process makes network request 1 IoCs
flow pid Process 33 872 rundll32.exe -
Downloads MZ/PE file
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Executes dropped EXE 3 IoCs
pid Process 3688 rovwer.exe 1060 rovwer.exe 4848 rovwer.exe -
Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation d78fefd9b2c2de19c1269d29210f3b63ae1f8e9abb674163852a56183742d891.exe Key value queried \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation rovwer.exe -
Loads dropped DLL 1 IoCs
pid Process 872 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-1-5-21-929662420-1054238289-2961194603-1000\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
pid pid_target Process procid_target 3792 4252 WerFault.exe 80 2212 1060 WerFault.exe 93 1036 4848 WerFault.exe 97 -
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 1936 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 872 rundll32.exe 872 rundll32.exe 872 rundll32.exe 872 rundll32.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 4252 wrote to memory of 3688 4252 d78fefd9b2c2de19c1269d29210f3b63ae1f8e9abb674163852a56183742d891.exe 84 PID 4252 wrote to memory of 3688 4252 d78fefd9b2c2de19c1269d29210f3b63ae1f8e9abb674163852a56183742d891.exe 84 PID 4252 wrote to memory of 3688 4252 d78fefd9b2c2de19c1269d29210f3b63ae1f8e9abb674163852a56183742d891.exe 84 PID 3688 wrote to memory of 1936 3688 rovwer.exe 88 PID 3688 wrote to memory of 1936 3688 rovwer.exe 88 PID 3688 wrote to memory of 1936 3688 rovwer.exe 88 PID 3688 wrote to memory of 872 3688 rovwer.exe 96 PID 3688 wrote to memory of 872 3688 rovwer.exe 96 PID 3688 wrote to memory of 872 3688 rovwer.exe 96 -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook rundll32.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\d78fefd9b2c2de19c1269d29210f3b63ae1f8e9abb674163852a56183742d891.exe"C:\Users\Admin\AppData\Local\Temp\d78fefd9b2c2de19c1269d29210f3b63ae1f8e9abb674163852a56183742d891.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4252 -
C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe"C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe"2⤵
- Executes dropped EXE
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3688 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN rovwer.exe /TR "C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe" /F3⤵
- Creates scheduled task(s)
PID:1936
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C:\Windows\SysWOW64\rundll32.exe"C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\80b59841e5c623\cred64.dll, Main3⤵
- Blocklisted process makes network request
- Loads dropped DLL
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- outlook_win_path
PID:872
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4252 -s 11322⤵
- Program crash
PID:3792
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4252 -ip 42521⤵PID:2996
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C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exeC:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe1⤵
- Executes dropped EXE
PID:1060 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1060 -s 4242⤵
- Program crash
PID:2212
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 1060 -ip 10601⤵PID:4016
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C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exeC:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe1⤵
- Executes dropped EXE
PID:4848 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4848 -s 4282⤵
- Program crash
PID:1036
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 556 -p 4848 -ip 48481⤵PID:2016
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
358KB
MD50fe25827166448588c03630e6f58c294
SHA1a2f6f835a8b5d63a2308a9edc7be011a2758f3ac
SHA256d78fefd9b2c2de19c1269d29210f3b63ae1f8e9abb674163852a56183742d891
SHA512d91a9f64f8d7e8a6d859a910d3411e8452f53fef754f913c1b4ebd98cc0bd3bfecdce48213816694b436060c335f88e704a9db03508da616415d208cd783bed3
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Filesize
358KB
MD50fe25827166448588c03630e6f58c294
SHA1a2f6f835a8b5d63a2308a9edc7be011a2758f3ac
SHA256d78fefd9b2c2de19c1269d29210f3b63ae1f8e9abb674163852a56183742d891
SHA512d91a9f64f8d7e8a6d859a910d3411e8452f53fef754f913c1b4ebd98cc0bd3bfecdce48213816694b436060c335f88e704a9db03508da616415d208cd783bed3
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Filesize
358KB
MD50fe25827166448588c03630e6f58c294
SHA1a2f6f835a8b5d63a2308a9edc7be011a2758f3ac
SHA256d78fefd9b2c2de19c1269d29210f3b63ae1f8e9abb674163852a56183742d891
SHA512d91a9f64f8d7e8a6d859a910d3411e8452f53fef754f913c1b4ebd98cc0bd3bfecdce48213816694b436060c335f88e704a9db03508da616415d208cd783bed3
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Filesize
358KB
MD50fe25827166448588c03630e6f58c294
SHA1a2f6f835a8b5d63a2308a9edc7be011a2758f3ac
SHA256d78fefd9b2c2de19c1269d29210f3b63ae1f8e9abb674163852a56183742d891
SHA512d91a9f64f8d7e8a6d859a910d3411e8452f53fef754f913c1b4ebd98cc0bd3bfecdce48213816694b436060c335f88e704a9db03508da616415d208cd783bed3
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Filesize
126KB
MD5522adad0782501491314a78c7f32006b
SHA1e487edceeef3a41e2a8eea1e684bcbc3b39adb97
SHA256351fd9b73fa0cbbdfbce0793ca41544f5191650d79317a34024f3c09f73ac9ba
SHA5125f8a103deea3ed5f8641d1f4c91a4f891a8208b679cadbfac4a068afbad0d2f777cd29ace4bdfec590e722435473e4f8465fb80d5cda792dc0236646580101a7
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Filesize
126KB
MD5522adad0782501491314a78c7f32006b
SHA1e487edceeef3a41e2a8eea1e684bcbc3b39adb97
SHA256351fd9b73fa0cbbdfbce0793ca41544f5191650d79317a34024f3c09f73ac9ba
SHA5125f8a103deea3ed5f8641d1f4c91a4f891a8208b679cadbfac4a068afbad0d2f777cd29ace4bdfec590e722435473e4f8465fb80d5cda792dc0236646580101a7