Analysis
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max time kernel
150s -
max time network
130s -
platform
windows7_x64 -
resource
win7-20220901-en -
resource tags
arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system -
submitted
01-10-2022 14:18
Static task
static1
Behavioral task
behavioral1
Sample
tmp.exe
Resource
win7-20220901-en
Behavioral task
behavioral2
Sample
tmp.exe
Resource
win10v2004-20220812-en
General
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Target
tmp.exe
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Size
320KB
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MD5
1aaea333f1a2b0870df8c506b237eff7
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SHA1
5f94408a89c401e2a3d7f59d03c1b98d68d855e2
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SHA256
0321da385d5c03cea287316cabb9190060cdb444a9816121ede86ec31bcbfdc7
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SHA512
e717f1abb1215a7323dc12e79ef55e926bbb4181e4a77677460cb7289a812536f745828dd06029245fb1cfdd689e42941a7e1ae70fbbf6655b27f7d168e62328
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SSDEEP
6144:GfEB4rDaA1co4Ql1YDuYEktDiaAQq26IMJ7nzf5mMO+Cv4M60kWwU:Gu4z1coh3YDuYEktvZFyrrzPCZjknU
Malware Config
Signatures
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Detect Amadey credential stealer module 6 IoCs
Processes:
resource yara_rule C:\Users\Admin\AppData\Roaming\5df53479937883\cred64.dll amadey_cred_module \Users\Admin\AppData\Roaming\5df53479937883\cred64.dll amadey_cred_module behavioral1/memory/1996-82-0x0000000000140000-0x0000000000164000-memory.dmp amadey_cred_module \Users\Admin\AppData\Roaming\5df53479937883\cred64.dll amadey_cred_module \Users\Admin\AppData\Roaming\5df53479937883\cred64.dll amadey_cred_module \Users\Admin\AppData\Roaming\5df53479937883\cred64.dll amadey_cred_module -
Blocklisted process makes network request 1 IoCs
Processes:
rundll32.exeflow pid process 7 1996 rundll32.exe -
Downloads MZ/PE file
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Executes dropped EXE 4 IoCs
Processes:
rovwer.exerovwer.exerovwer.exerovwer.exepid process 1036 rovwer.exe 640 rovwer.exe 1100 rovwer.exe 1664 rovwer.exe -
Loads dropped DLL 6 IoCs
Processes:
tmp.exerundll32.exepid process 1204 tmp.exe 1204 tmp.exe 1996 rundll32.exe 1996 rundll32.exe 1996 rundll32.exe 1996 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
Processes:
rundll32.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\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.
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Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
rundll32.exepid process 1996 rundll32.exe 1996 rundll32.exe 1996 rundll32.exe 1996 rundll32.exe -
Suspicious use of WriteProcessMemory 27 IoCs
Processes:
tmp.exerovwer.exetaskeng.exedescription pid process target process PID 1204 wrote to memory of 1036 1204 tmp.exe rovwer.exe PID 1204 wrote to memory of 1036 1204 tmp.exe rovwer.exe PID 1204 wrote to memory of 1036 1204 tmp.exe rovwer.exe PID 1204 wrote to memory of 1036 1204 tmp.exe rovwer.exe PID 1036 wrote to memory of 1040 1036 rovwer.exe schtasks.exe PID 1036 wrote to memory of 1040 1036 rovwer.exe schtasks.exe PID 1036 wrote to memory of 1040 1036 rovwer.exe schtasks.exe PID 1036 wrote to memory of 1040 1036 rovwer.exe schtasks.exe PID 1192 wrote to memory of 640 1192 taskeng.exe rovwer.exe PID 1192 wrote to memory of 640 1192 taskeng.exe rovwer.exe PID 1192 wrote to memory of 640 1192 taskeng.exe rovwer.exe PID 1192 wrote to memory of 640 1192 taskeng.exe rovwer.exe PID 1036 wrote to memory of 1996 1036 rovwer.exe rundll32.exe PID 1036 wrote to memory of 1996 1036 rovwer.exe rundll32.exe PID 1036 wrote to memory of 1996 1036 rovwer.exe rundll32.exe PID 1036 wrote to memory of 1996 1036 rovwer.exe rundll32.exe PID 1036 wrote to memory of 1996 1036 rovwer.exe rundll32.exe PID 1036 wrote to memory of 1996 1036 rovwer.exe rundll32.exe PID 1036 wrote to memory of 1996 1036 rovwer.exe rundll32.exe PID 1192 wrote to memory of 1100 1192 taskeng.exe rovwer.exe PID 1192 wrote to memory of 1100 1192 taskeng.exe rovwer.exe PID 1192 wrote to memory of 1100 1192 taskeng.exe rovwer.exe PID 1192 wrote to memory of 1100 1192 taskeng.exe rovwer.exe PID 1192 wrote to memory of 1664 1192 taskeng.exe rovwer.exe PID 1192 wrote to memory of 1664 1192 taskeng.exe rovwer.exe PID 1192 wrote to memory of 1664 1192 taskeng.exe rovwer.exe PID 1192 wrote to memory of 1664 1192 taskeng.exe rovwer.exe -
outlook_win_path 1 IoCs
Processes:
rundll32.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook rundll32.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\tmp.exe"C:\Users\Admin\AppData\Local\Temp\tmp.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\965f310d06\rovwer.exe"C:\Users\Admin\AppData\Local\Temp\965f310d06\rovwer.exe"2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
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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\965f310d06\rovwer.exe" /F3⤵
- Creates scheduled task(s)
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C:\Windows\SysWOW64\rundll32.exe"C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\5df53479937883\cred64.dll, Main3⤵
- Blocklisted process makes network request
- Loads dropped DLL
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- outlook_win_path
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C:\Windows\system32\taskeng.exetaskeng.exe {2AC0B046-CF5A-4569-9634-E375BA5449C5} S-1-5-21-4063495947-34355257-727531523-1000:RYNKSFQE\Admin:Interactive:[1]1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\965f310d06\rovwer.exeC:\Users\Admin\AppData\Local\Temp\965f310d06\rovwer.exe2⤵
- Executes dropped EXE
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C:\Users\Admin\AppData\Local\Temp\965f310d06\rovwer.exeC:\Users\Admin\AppData\Local\Temp\965f310d06\rovwer.exe2⤵
- Executes dropped EXE
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C:\Users\Admin\AppData\Local\Temp\965f310d06\rovwer.exeC:\Users\Admin\AppData\Local\Temp\965f310d06\rovwer.exe2⤵
- Executes dropped EXE
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\965f310d06\rovwer.exeFilesize
320KB
MD51aaea333f1a2b0870df8c506b237eff7
SHA15f94408a89c401e2a3d7f59d03c1b98d68d855e2
SHA2560321da385d5c03cea287316cabb9190060cdb444a9816121ede86ec31bcbfdc7
SHA512e717f1abb1215a7323dc12e79ef55e926bbb4181e4a77677460cb7289a812536f745828dd06029245fb1cfdd689e42941a7e1ae70fbbf6655b27f7d168e62328
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C:\Users\Admin\AppData\Local\Temp\965f310d06\rovwer.exeFilesize
320KB
MD51aaea333f1a2b0870df8c506b237eff7
SHA15f94408a89c401e2a3d7f59d03c1b98d68d855e2
SHA2560321da385d5c03cea287316cabb9190060cdb444a9816121ede86ec31bcbfdc7
SHA512e717f1abb1215a7323dc12e79ef55e926bbb4181e4a77677460cb7289a812536f745828dd06029245fb1cfdd689e42941a7e1ae70fbbf6655b27f7d168e62328
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C:\Users\Admin\AppData\Local\Temp\965f310d06\rovwer.exeFilesize
320KB
MD51aaea333f1a2b0870df8c506b237eff7
SHA15f94408a89c401e2a3d7f59d03c1b98d68d855e2
SHA2560321da385d5c03cea287316cabb9190060cdb444a9816121ede86ec31bcbfdc7
SHA512e717f1abb1215a7323dc12e79ef55e926bbb4181e4a77677460cb7289a812536f745828dd06029245fb1cfdd689e42941a7e1ae70fbbf6655b27f7d168e62328
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C:\Users\Admin\AppData\Local\Temp\965f310d06\rovwer.exeFilesize
320KB
MD51aaea333f1a2b0870df8c506b237eff7
SHA15f94408a89c401e2a3d7f59d03c1b98d68d855e2
SHA2560321da385d5c03cea287316cabb9190060cdb444a9816121ede86ec31bcbfdc7
SHA512e717f1abb1215a7323dc12e79ef55e926bbb4181e4a77677460cb7289a812536f745828dd06029245fb1cfdd689e42941a7e1ae70fbbf6655b27f7d168e62328
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C:\Users\Admin\AppData\Local\Temp\965f310d06\rovwer.exeFilesize
320KB
MD51aaea333f1a2b0870df8c506b237eff7
SHA15f94408a89c401e2a3d7f59d03c1b98d68d855e2
SHA2560321da385d5c03cea287316cabb9190060cdb444a9816121ede86ec31bcbfdc7
SHA512e717f1abb1215a7323dc12e79ef55e926bbb4181e4a77677460cb7289a812536f745828dd06029245fb1cfdd689e42941a7e1ae70fbbf6655b27f7d168e62328
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C:\Users\Admin\AppData\Roaming\5df53479937883\cred64.dllFilesize
126KB
MD5df1d4746595305f5b5b6ef2ff53c9a06
SHA1aecf7c2a4bcdbc17f560153b6a7647c851ba0eee
SHA256ba7b56f37e69ae5e447017ab1d025246ee09dfad3c57d97f67b8b818d1192017
SHA512f5b1acfc9f9baf49b164a75b63c4bb734ef80cb296e6eb9b856025b595df70f0b19ff56e2e326b406409b0306128fc0d386dca5de5eee2a93c43bcc0130b8f08
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\Users\Admin\AppData\Local\Temp\965f310d06\rovwer.exeFilesize
320KB
MD51aaea333f1a2b0870df8c506b237eff7
SHA15f94408a89c401e2a3d7f59d03c1b98d68d855e2
SHA2560321da385d5c03cea287316cabb9190060cdb444a9816121ede86ec31bcbfdc7
SHA512e717f1abb1215a7323dc12e79ef55e926bbb4181e4a77677460cb7289a812536f745828dd06029245fb1cfdd689e42941a7e1ae70fbbf6655b27f7d168e62328
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\Users\Admin\AppData\Local\Temp\965f310d06\rovwer.exeFilesize
320KB
MD51aaea333f1a2b0870df8c506b237eff7
SHA15f94408a89c401e2a3d7f59d03c1b98d68d855e2
SHA2560321da385d5c03cea287316cabb9190060cdb444a9816121ede86ec31bcbfdc7
SHA512e717f1abb1215a7323dc12e79ef55e926bbb4181e4a77677460cb7289a812536f745828dd06029245fb1cfdd689e42941a7e1ae70fbbf6655b27f7d168e62328
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\Users\Admin\AppData\Roaming\5df53479937883\cred64.dllFilesize
126KB
MD5df1d4746595305f5b5b6ef2ff53c9a06
SHA1aecf7c2a4bcdbc17f560153b6a7647c851ba0eee
SHA256ba7b56f37e69ae5e447017ab1d025246ee09dfad3c57d97f67b8b818d1192017
SHA512f5b1acfc9f9baf49b164a75b63c4bb734ef80cb296e6eb9b856025b595df70f0b19ff56e2e326b406409b0306128fc0d386dca5de5eee2a93c43bcc0130b8f08
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\Users\Admin\AppData\Roaming\5df53479937883\cred64.dllFilesize
126KB
MD5df1d4746595305f5b5b6ef2ff53c9a06
SHA1aecf7c2a4bcdbc17f560153b6a7647c851ba0eee
SHA256ba7b56f37e69ae5e447017ab1d025246ee09dfad3c57d97f67b8b818d1192017
SHA512f5b1acfc9f9baf49b164a75b63c4bb734ef80cb296e6eb9b856025b595df70f0b19ff56e2e326b406409b0306128fc0d386dca5de5eee2a93c43bcc0130b8f08
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\Users\Admin\AppData\Roaming\5df53479937883\cred64.dllFilesize
126KB
MD5df1d4746595305f5b5b6ef2ff53c9a06
SHA1aecf7c2a4bcdbc17f560153b6a7647c851ba0eee
SHA256ba7b56f37e69ae5e447017ab1d025246ee09dfad3c57d97f67b8b818d1192017
SHA512f5b1acfc9f9baf49b164a75b63c4bb734ef80cb296e6eb9b856025b595df70f0b19ff56e2e326b406409b0306128fc0d386dca5de5eee2a93c43bcc0130b8f08
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\Users\Admin\AppData\Roaming\5df53479937883\cred64.dllFilesize
126KB
MD5df1d4746595305f5b5b6ef2ff53c9a06
SHA1aecf7c2a4bcdbc17f560153b6a7647c851ba0eee
SHA256ba7b56f37e69ae5e447017ab1d025246ee09dfad3c57d97f67b8b818d1192017
SHA512f5b1acfc9f9baf49b164a75b63c4bb734ef80cb296e6eb9b856025b595df70f0b19ff56e2e326b406409b0306128fc0d386dca5de5eee2a93c43bcc0130b8f08
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memory/640-70-0x0000000000000000-mapping.dmp
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memory/640-74-0x0000000000400000-0x00000000007F6000-memory.dmpFilesize
4.0MB
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memory/640-73-0x00000000002AB000-0x00000000002C9000-memory.dmpFilesize
120KB
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memory/1036-60-0x0000000000000000-mapping.dmp
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memory/1036-69-0x00000000008BB000-0x00000000008D9000-memory.dmpFilesize
120KB
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memory/1036-68-0x0000000000400000-0x00000000007F6000-memory.dmpFilesize
4.0MB
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memory/1036-67-0x00000000008BB000-0x00000000008D9000-memory.dmpFilesize
120KB
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memory/1040-65-0x0000000000000000-mapping.dmp
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memory/1100-86-0x000000000091B000-0x0000000000939000-memory.dmpFilesize
120KB
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memory/1100-83-0x0000000000000000-mapping.dmp
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memory/1100-87-0x0000000000400000-0x00000000007F6000-memory.dmpFilesize
4.0MB
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memory/1204-63-0x0000000000400000-0x00000000007F6000-memory.dmpFilesize
4.0MB
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memory/1204-54-0x0000000074DE1000-0x0000000074DE3000-memory.dmpFilesize
8KB
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memory/1204-57-0x0000000000400000-0x00000000007F6000-memory.dmpFilesize
4.0MB
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memory/1204-56-0x00000000003C0000-0x00000000003FA000-memory.dmpFilesize
232KB
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memory/1204-62-0x000000000026B000-0x0000000000289000-memory.dmpFilesize
120KB
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memory/1204-55-0x000000000026B000-0x0000000000289000-memory.dmpFilesize
120KB
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memory/1664-88-0x0000000000000000-mapping.dmp
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memory/1996-75-0x0000000000000000-mapping.dmp
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memory/1996-82-0x0000000000140000-0x0000000000164000-memory.dmpFilesize
144KB