Analysis
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max time kernel
144s -
max time network
131s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
27-10-2022 19:45
Static task
static1
Behavioral task
behavioral1
Sample
a8fe3a11ba859359bac4d28c7374d24d8c8fe270739a311fa6eaa4d941ef5698.exe
Resource
win10v2004-20220812-en
General
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Target
a8fe3a11ba859359bac4d28c7374d24d8c8fe270739a311fa6eaa4d941ef5698.exe
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Size
288KB
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MD5
4848f5f7e346c7e7292cab2c3fa56d8c
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SHA1
360cad306d3145f6074a49ece3aac41c46e8834e
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SHA256
a8fe3a11ba859359bac4d28c7374d24d8c8fe270739a311fa6eaa4d941ef5698
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SHA512
bb014659898ef849f771a4e406e449d60a9496483bbbe402169c7fca7f0637cca5bc320179d3c652906dfe23a475ebb2d9449825be4a7a095414b9487796788a
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SSDEEP
3072:dxpXOGq5zxBI+nq55dXtk00xJt98mjGT+KKsDylHBmSSMdeY2NjrueCOepg0Kv:tlqZQJtYYnT+KTDSHkrYMmKCg0
Malware Config
Signatures
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Detect Amadey credential stealer module 2 IoCs
resource yara_rule behavioral1/files/0x0006000000022e42-149.dat amadey_cred_module behavioral1/files/0x0006000000022e42-150.dat amadey_cred_module -
Blocklisted process makes network request 1 IoCs
flow pid Process 37 1284 rundll32.exe -
Executes dropped EXE 4 IoCs
pid Process 4348 rovwer.exe 2084 rovwer.exe 3768 rovwer.exe 4464 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-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation rovwer.exe Key value queried \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation a8fe3a11ba859359bac4d28c7374d24d8c8fe270739a311fa6eaa4d941ef5698.exe -
Loads dropped DLL 1 IoCs
pid Process 1284 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-1-5-21-2629973501-4017243118-3254762364-1000\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 4152 2748 WerFault.exe 81 4528 2084 WerFault.exe 89 872 3768 WerFault.exe 100 4680 4464 WerFault.exe 103 -
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 3784 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 1284 rundll32.exe 1284 rundll32.exe 1284 rundll32.exe 1284 rundll32.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 2748 wrote to memory of 4348 2748 a8fe3a11ba859359bac4d28c7374d24d8c8fe270739a311fa6eaa4d941ef5698.exe 83 PID 2748 wrote to memory of 4348 2748 a8fe3a11ba859359bac4d28c7374d24d8c8fe270739a311fa6eaa4d941ef5698.exe 83 PID 2748 wrote to memory of 4348 2748 a8fe3a11ba859359bac4d28c7374d24d8c8fe270739a311fa6eaa4d941ef5698.exe 83 PID 4348 wrote to memory of 3784 4348 rovwer.exe 87 PID 4348 wrote to memory of 3784 4348 rovwer.exe 87 PID 4348 wrote to memory of 3784 4348 rovwer.exe 87 PID 4348 wrote to memory of 1284 4348 rovwer.exe 99 PID 4348 wrote to memory of 1284 4348 rovwer.exe 99 PID 4348 wrote to memory of 1284 4348 rovwer.exe 99 -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook rundll32.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\a8fe3a11ba859359bac4d28c7374d24d8c8fe270739a311fa6eaa4d941ef5698.exe"C:\Users\Admin\AppData\Local\Temp\a8fe3a11ba859359bac4d28c7374d24d8c8fe270739a311fa6eaa4d941ef5698.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:2748 -
C:\Users\Admin\AppData\Local\Temp\b667dbdcd8\rovwer.exe"C:\Users\Admin\AppData\Local\Temp\b667dbdcd8\rovwer.exe"2⤵
- Executes dropped EXE
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4348 -
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\b667dbdcd8\rovwer.exe" /F3⤵
- Creates scheduled task(s)
PID:3784
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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:1284
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2748 -s 8922⤵
- Program crash
PID:4152
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 2748 -ip 27481⤵PID:5064
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C:\Users\Admin\AppData\Local\Temp\b667dbdcd8\rovwer.exeC:\Users\Admin\AppData\Local\Temp\b667dbdcd8\rovwer.exe1⤵
- Executes dropped EXE
PID:2084 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2084 -s 3242⤵
- Program crash
PID:4528
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 548 -p 2084 -ip 20841⤵PID:1628
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C:\Users\Admin\AppData\Local\Temp\b667dbdcd8\rovwer.exeC:\Users\Admin\AppData\Local\Temp\b667dbdcd8\rovwer.exe1⤵
- Executes dropped EXE
PID:3768 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3768 -s 3122⤵
- Program crash
PID:872
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 544 -p 3768 -ip 37681⤵PID:2348
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C:\Users\Admin\AppData\Local\Temp\b667dbdcd8\rovwer.exeC:\Users\Admin\AppData\Local\Temp\b667dbdcd8\rovwer.exe1⤵
- Executes dropped EXE
PID:4464 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4464 -s 3162⤵
- Program crash
PID:4680
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 556 -p 4464 -ip 44641⤵PID:3604
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
288KB
MD54848f5f7e346c7e7292cab2c3fa56d8c
SHA1360cad306d3145f6074a49ece3aac41c46e8834e
SHA256a8fe3a11ba859359bac4d28c7374d24d8c8fe270739a311fa6eaa4d941ef5698
SHA512bb014659898ef849f771a4e406e449d60a9496483bbbe402169c7fca7f0637cca5bc320179d3c652906dfe23a475ebb2d9449825be4a7a095414b9487796788a
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Filesize
288KB
MD54848f5f7e346c7e7292cab2c3fa56d8c
SHA1360cad306d3145f6074a49ece3aac41c46e8834e
SHA256a8fe3a11ba859359bac4d28c7374d24d8c8fe270739a311fa6eaa4d941ef5698
SHA512bb014659898ef849f771a4e406e449d60a9496483bbbe402169c7fca7f0637cca5bc320179d3c652906dfe23a475ebb2d9449825be4a7a095414b9487796788a
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Filesize
288KB
MD54848f5f7e346c7e7292cab2c3fa56d8c
SHA1360cad306d3145f6074a49ece3aac41c46e8834e
SHA256a8fe3a11ba859359bac4d28c7374d24d8c8fe270739a311fa6eaa4d941ef5698
SHA512bb014659898ef849f771a4e406e449d60a9496483bbbe402169c7fca7f0637cca5bc320179d3c652906dfe23a475ebb2d9449825be4a7a095414b9487796788a
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Filesize
288KB
MD54848f5f7e346c7e7292cab2c3fa56d8c
SHA1360cad306d3145f6074a49ece3aac41c46e8834e
SHA256a8fe3a11ba859359bac4d28c7374d24d8c8fe270739a311fa6eaa4d941ef5698
SHA512bb014659898ef849f771a4e406e449d60a9496483bbbe402169c7fca7f0637cca5bc320179d3c652906dfe23a475ebb2d9449825be4a7a095414b9487796788a
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Filesize
288KB
MD54848f5f7e346c7e7292cab2c3fa56d8c
SHA1360cad306d3145f6074a49ece3aac41c46e8834e
SHA256a8fe3a11ba859359bac4d28c7374d24d8c8fe270739a311fa6eaa4d941ef5698
SHA512bb014659898ef849f771a4e406e449d60a9496483bbbe402169c7fca7f0637cca5bc320179d3c652906dfe23a475ebb2d9449825be4a7a095414b9487796788a
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Filesize
126KB
MD5e92a6a3a013a87cf57f3753d77a1b9c9
SHA101366b392cb71fed71f5bc1cd09e0f8c76657519
SHA25642a247529de63a9b43768ac145e38fe9da3adc8b2eed558e3ce11e5cd8bbc0e5
SHA512c59bab1bef238927fe8102cca6080f7b62e945254668201d0eaa49a64c6969e1f8eef65b2fea56d341035f0995b5c24907487351e4cde2b6baa5d49f5a192b57
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Filesize
126KB
MD5e92a6a3a013a87cf57f3753d77a1b9c9
SHA101366b392cb71fed71f5bc1cd09e0f8c76657519
SHA25642a247529de63a9b43768ac145e38fe9da3adc8b2eed558e3ce11e5cd8bbc0e5
SHA512c59bab1bef238927fe8102cca6080f7b62e945254668201d0eaa49a64c6969e1f8eef65b2fea56d341035f0995b5c24907487351e4cde2b6baa5d49f5a192b57