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Analysis
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max time kernel
192s -
max time network
205s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
25/11/2022, 16:14
Static task
static1
Behavioral task
behavioral1
Sample
a619972b21cc1d617d9a0c0f8492e5db3e3b5b00e097aac9693ad4d5ed239706.exe
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
a619972b21cc1d617d9a0c0f8492e5db3e3b5b00e097aac9693ad4d5ed239706.exe
Resource
win10v2004-20221111-en
General
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Target
a619972b21cc1d617d9a0c0f8492e5db3e3b5b00e097aac9693ad4d5ed239706.exe
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Size
232KB
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MD5
ea073ac32c19188dd02a83a27bc73e0c
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SHA1
c7bcff3975cc93c7c9614a1c5862e2358e5cc6af
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SHA256
a619972b21cc1d617d9a0c0f8492e5db3e3b5b00e097aac9693ad4d5ed239706
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SHA512
b5c69aedcd37fc7c51752525c11297b9e2182e0ed91c7331d1648eefe07f69d658287e342a07cdb97e0a3c72ba5b6bc4121e5c2e5ab264f897c3e672527d637a
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SSDEEP
3072:HXJTeSrCQhoctO5lhrZHDSQhaLwjXC7R//X1RH6KS97iJORn:HNOQhFyrhasDC1//lw7iJ
Malware Config
Extracted
amadey
3.50
193.56.146.194/h49vlBP/index.php
Signatures
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Detect Amadey credential stealer module 2 IoCs
resource yara_rule behavioral2/files/0x0010000000022e16-150.dat amadey_cred_module behavioral2/files/0x0010000000022e16-151.dat amadey_cred_module -
Blocklisted process makes network request 1 IoCs
flow pid Process 92 3348 rundll32.exe -
Downloads MZ/PE file
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Executes dropped EXE 4 IoCs
pid Process 1212 rovwer.exe 2164 rovwer.exe 2216 rovwer.exe 4552 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-1-5-21-2386679933-1492765628-3466841596-1000\Control Panel\International\Geo\Nation a619972b21cc1d617d9a0c0f8492e5db3e3b5b00e097aac9693ad4d5ed239706.exe Key value queried \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Control Panel\International\Geo\Nation rovwer.exe -
Loads dropped DLL 1 IoCs
pid Process 3348 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-1-5-21-2386679933-1492765628-3466841596-1000\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 4 IoCs
pid pid_target Process procid_target 4484 1876 WerFault.exe 81 3540 2164 WerFault.exe 89 3620 2216 WerFault.exe 97 3604 4552 WerFault.exe 112 -
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 204 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 3348 rundll32.exe 3348 rundll32.exe 3348 rundll32.exe 3348 rundll32.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 1876 wrote to memory of 1212 1876 a619972b21cc1d617d9a0c0f8492e5db3e3b5b00e097aac9693ad4d5ed239706.exe 83 PID 1876 wrote to memory of 1212 1876 a619972b21cc1d617d9a0c0f8492e5db3e3b5b00e097aac9693ad4d5ed239706.exe 83 PID 1876 wrote to memory of 1212 1876 a619972b21cc1d617d9a0c0f8492e5db3e3b5b00e097aac9693ad4d5ed239706.exe 83 PID 1212 wrote to memory of 204 1212 rovwer.exe 87 PID 1212 wrote to memory of 204 1212 rovwer.exe 87 PID 1212 wrote to memory of 204 1212 rovwer.exe 87 PID 1212 wrote to memory of 3348 1212 rovwer.exe 96 PID 1212 wrote to memory of 3348 1212 rovwer.exe 96 PID 1212 wrote to memory of 3348 1212 rovwer.exe 96 -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook rundll32.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\a619972b21cc1d617d9a0c0f8492e5db3e3b5b00e097aac9693ad4d5ed239706.exe"C:\Users\Admin\AppData\Local\Temp\a619972b21cc1d617d9a0c0f8492e5db3e3b5b00e097aac9693ad4d5ed239706.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1876 -
C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe"C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe"2⤵
- Executes dropped EXE
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1212 -
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\50c1695437\rovwer.exe" /F3⤵
- Creates scheduled task(s)
PID:204
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C:\Windows\SysWOW64\rundll32.exe"C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\bf045808586a24\cred64.dll, Main3⤵
- Blocklisted process makes network request
- Loads dropped DLL
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- outlook_win_path
PID:3348
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1876 -s 11402⤵
- Program crash
PID:4484
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 1876 -ip 18761⤵PID:5100
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C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exeC:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe1⤵
- Executes dropped EXE
PID:2164 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2164 -s 4162⤵
- Program crash
PID:3540
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 548 -p 2164 -ip 21641⤵PID:4888
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C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exeC:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe1⤵
- Executes dropped EXE
PID:2216 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2216 -s 4162⤵
- Program crash
PID:3620
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2216 -ip 22161⤵PID:3960
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C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exeC:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe1⤵
- Executes dropped EXE
PID:4552 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4552 -s 4162⤵
- Program crash
PID:3604
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4552 -ip 45521⤵PID:4468
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
232KB
MD5ea073ac32c19188dd02a83a27bc73e0c
SHA1c7bcff3975cc93c7c9614a1c5862e2358e5cc6af
SHA256a619972b21cc1d617d9a0c0f8492e5db3e3b5b00e097aac9693ad4d5ed239706
SHA512b5c69aedcd37fc7c51752525c11297b9e2182e0ed91c7331d1648eefe07f69d658287e342a07cdb97e0a3c72ba5b6bc4121e5c2e5ab264f897c3e672527d637a
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Filesize
232KB
MD5ea073ac32c19188dd02a83a27bc73e0c
SHA1c7bcff3975cc93c7c9614a1c5862e2358e5cc6af
SHA256a619972b21cc1d617d9a0c0f8492e5db3e3b5b00e097aac9693ad4d5ed239706
SHA512b5c69aedcd37fc7c51752525c11297b9e2182e0ed91c7331d1648eefe07f69d658287e342a07cdb97e0a3c72ba5b6bc4121e5c2e5ab264f897c3e672527d637a
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Filesize
232KB
MD5ea073ac32c19188dd02a83a27bc73e0c
SHA1c7bcff3975cc93c7c9614a1c5862e2358e5cc6af
SHA256a619972b21cc1d617d9a0c0f8492e5db3e3b5b00e097aac9693ad4d5ed239706
SHA512b5c69aedcd37fc7c51752525c11297b9e2182e0ed91c7331d1648eefe07f69d658287e342a07cdb97e0a3c72ba5b6bc4121e5c2e5ab264f897c3e672527d637a
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Filesize
232KB
MD5ea073ac32c19188dd02a83a27bc73e0c
SHA1c7bcff3975cc93c7c9614a1c5862e2358e5cc6af
SHA256a619972b21cc1d617d9a0c0f8492e5db3e3b5b00e097aac9693ad4d5ed239706
SHA512b5c69aedcd37fc7c51752525c11297b9e2182e0ed91c7331d1648eefe07f69d658287e342a07cdb97e0a3c72ba5b6bc4121e5c2e5ab264f897c3e672527d637a
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Filesize
232KB
MD5ea073ac32c19188dd02a83a27bc73e0c
SHA1c7bcff3975cc93c7c9614a1c5862e2358e5cc6af
SHA256a619972b21cc1d617d9a0c0f8492e5db3e3b5b00e097aac9693ad4d5ed239706
SHA512b5c69aedcd37fc7c51752525c11297b9e2182e0ed91c7331d1648eefe07f69d658287e342a07cdb97e0a3c72ba5b6bc4121e5c2e5ab264f897c3e672527d637a
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Filesize
126KB
MD5674cec24e36e0dfaec6290db96dda86e
SHA1581e3a7a541cc04641e751fc850d92e07236681f
SHA256de81531468982b689451e85d249214d0aa484e2ffedfd32c58d43cf879f29ded
SHA5126d9898169073c240fe454bd45065fd7dc8458f1d323925b57eb58fa4305bb0d5631bbceb61835593b225e887e0867186ef637c440460279378cb29e832066029
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Filesize
126KB
MD5674cec24e36e0dfaec6290db96dda86e
SHA1581e3a7a541cc04641e751fc850d92e07236681f
SHA256de81531468982b689451e85d249214d0aa484e2ffedfd32c58d43cf879f29ded
SHA5126d9898169073c240fe454bd45065fd7dc8458f1d323925b57eb58fa4305bb0d5631bbceb61835593b225e887e0867186ef637c440460279378cb29e832066029