Analysis
-
max time kernel
111s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
28/10/2022, 15:15
Static task
static1
Behavioral task
behavioral1
Sample
97b92cb26dc1ea87389f718585be2a5d6e628e5d86f4f028d27001e61deb5369.exe
Resource
win10v2004-20220812-en
General
-
Target
97b92cb26dc1ea87389f718585be2a5d6e628e5d86f4f028d27001e61deb5369.exe
-
Size
292KB
-
MD5
e2e6d49396d3f190ee126f4b8bc08d27
-
SHA1
fbcf1e8cc7bff884f86e7b759d31b7cd246406df
-
SHA256
97b92cb26dc1ea87389f718585be2a5d6e628e5d86f4f028d27001e61deb5369
-
SHA512
48885b55c050846453a2c050c47eb788e6ae7bad2b878fbe3318ea3c2daa25707be4fc123485c4f825360317e37e1b0386f0cbca90f0a9f1d3ad6dbfc4c684cf
-
SSDEEP
3072:mXO/HxWLZ0AgcocGbmj5PnlOUKa/3QswiDbTRCTpb0FoWK3wRYSbR6sNDikOM/hy:OkHELZXo3b2leqQp4IqFRK+YSbRjs
Malware Config
Signatures
-
Detect Amadey credential stealer module 2 IoCs
resource yara_rule behavioral1/files/0x000a000000022e75-147.dat amadey_cred_module behavioral1/files/0x000a000000022e75-148.dat amadey_cred_module -
Blocklisted process makes network request 1 IoCs
flow pid Process 32 4652 rundll32.exe -
Executes dropped EXE 3 IoCs
pid Process 3540 rovwer.exe 4840 rovwer.exe 2200 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-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation 97b92cb26dc1ea87389f718585be2a5d6e628e5d86f4f028d27001e61deb5369.exe Key value queried \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation rovwer.exe -
Loads dropped DLL 1 IoCs
pid Process 4652 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.
-
Accesses Microsoft Outlook profiles 1 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\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.
-
Program crash 3 IoCs
pid pid_target Process procid_target 5012 5060 WerFault.exe 81 3428 4840 WerFault.exe 95 2276 2200 WerFault.exe 99 -
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 212 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 4652 rundll32.exe 4652 rundll32.exe 4652 rundll32.exe 4652 rundll32.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 5060 wrote to memory of 3540 5060 97b92cb26dc1ea87389f718585be2a5d6e628e5d86f4f028d27001e61deb5369.exe 85 PID 5060 wrote to memory of 3540 5060 97b92cb26dc1ea87389f718585be2a5d6e628e5d86f4f028d27001e61deb5369.exe 85 PID 5060 wrote to memory of 3540 5060 97b92cb26dc1ea87389f718585be2a5d6e628e5d86f4f028d27001e61deb5369.exe 85 PID 3540 wrote to memory of 212 3540 rovwer.exe 89 PID 3540 wrote to memory of 212 3540 rovwer.exe 89 PID 3540 wrote to memory of 212 3540 rovwer.exe 89 PID 3540 wrote to memory of 4652 3540 rovwer.exe 98 PID 3540 wrote to memory of 4652 3540 rovwer.exe 98 PID 3540 wrote to memory of 4652 3540 rovwer.exe 98 -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook rundll32.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\97b92cb26dc1ea87389f718585be2a5d6e628e5d86f4f028d27001e61deb5369.exe"C:\Users\Admin\AppData\Local\Temp\97b92cb26dc1ea87389f718585be2a5d6e628e5d86f4f028d27001e61deb5369.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:5060 -
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:3540 -
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:212
-
-
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:4652
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 5060 -s 7642⤵
- Program crash
PID:5012
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 5060 -ip 50601⤵PID:5056
-
C:\Users\Admin\AppData\Local\Temp\b667dbdcd8\rovwer.exeC:\Users\Admin\AppData\Local\Temp\b667dbdcd8\rovwer.exe1⤵
- Executes dropped EXE
PID:4840 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4840 -s 3122⤵
- Program crash
PID:3428
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 4840 -ip 48401⤵PID:1540
-
C:\Users\Admin\AppData\Local\Temp\b667dbdcd8\rovwer.exeC:\Users\Admin\AppData\Local\Temp\b667dbdcd8\rovwer.exe1⤵
- Executes dropped EXE
PID:2200 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2200 -s 3122⤵
- Program crash
PID:2276
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 552 -p 2200 -ip 22001⤵PID:3988
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
292KB
MD5e2e6d49396d3f190ee126f4b8bc08d27
SHA1fbcf1e8cc7bff884f86e7b759d31b7cd246406df
SHA25697b92cb26dc1ea87389f718585be2a5d6e628e5d86f4f028d27001e61deb5369
SHA51248885b55c050846453a2c050c47eb788e6ae7bad2b878fbe3318ea3c2daa25707be4fc123485c4f825360317e37e1b0386f0cbca90f0a9f1d3ad6dbfc4c684cf
-
Filesize
292KB
MD5e2e6d49396d3f190ee126f4b8bc08d27
SHA1fbcf1e8cc7bff884f86e7b759d31b7cd246406df
SHA25697b92cb26dc1ea87389f718585be2a5d6e628e5d86f4f028d27001e61deb5369
SHA51248885b55c050846453a2c050c47eb788e6ae7bad2b878fbe3318ea3c2daa25707be4fc123485c4f825360317e37e1b0386f0cbca90f0a9f1d3ad6dbfc4c684cf
-
Filesize
292KB
MD5e2e6d49396d3f190ee126f4b8bc08d27
SHA1fbcf1e8cc7bff884f86e7b759d31b7cd246406df
SHA25697b92cb26dc1ea87389f718585be2a5d6e628e5d86f4f028d27001e61deb5369
SHA51248885b55c050846453a2c050c47eb788e6ae7bad2b878fbe3318ea3c2daa25707be4fc123485c4f825360317e37e1b0386f0cbca90f0a9f1d3ad6dbfc4c684cf
-
Filesize
292KB
MD5e2e6d49396d3f190ee126f4b8bc08d27
SHA1fbcf1e8cc7bff884f86e7b759d31b7cd246406df
SHA25697b92cb26dc1ea87389f718585be2a5d6e628e5d86f4f028d27001e61deb5369
SHA51248885b55c050846453a2c050c47eb788e6ae7bad2b878fbe3318ea3c2daa25707be4fc123485c4f825360317e37e1b0386f0cbca90f0a9f1d3ad6dbfc4c684cf
-
Filesize
126KB
MD5e92a6a3a013a87cf57f3753d77a1b9c9
SHA101366b392cb71fed71f5bc1cd09e0f8c76657519
SHA25642a247529de63a9b43768ac145e38fe9da3adc8b2eed558e3ce11e5cd8bbc0e5
SHA512c59bab1bef238927fe8102cca6080f7b62e945254668201d0eaa49a64c6969e1f8eef65b2fea56d341035f0995b5c24907487351e4cde2b6baa5d49f5a192b57
-
Filesize
126KB
MD5e92a6a3a013a87cf57f3753d77a1b9c9
SHA101366b392cb71fed71f5bc1cd09e0f8c76657519
SHA25642a247529de63a9b43768ac145e38fe9da3adc8b2eed558e3ce11e5cd8bbc0e5
SHA512c59bab1bef238927fe8102cca6080f7b62e945254668201d0eaa49a64c6969e1f8eef65b2fea56d341035f0995b5c24907487351e4cde2b6baa5d49f5a192b57