Analysis
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max time kernel
116s -
max time network
127s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
15-11-2022 11:24
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
file.exe
Resource
win10v2004-20221111-en
General
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Target
file.exe
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Size
252KB
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MD5
25c9dd1438c634f99da6bb9ef4421db0
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SHA1
9eecbe1a7d402f66694f466b4b4c89f3e2751774
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SHA256
9b9c37b5fae86ed23becb1bbfacd382a78078857a5a4cb48e5cd81780139769b
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SHA512
2c70dfc5c352a521cf10425f87d903e284376c36efa38de150e4389ad4148b107137a1ddc47569ffd3f6566a72e73e89b9a30c2fe0afcd2a672bdc8a496f2f07
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SSDEEP
3072:GslCU05dYkPSV6YzFjWty4Ea+cEi+eTVP1+n26Me1QQ9O+6OTsIGMOtRz:MrYYQDf44TeZ1+nL1JO+7Kt
Malware Config
Signatures
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Detect Amadey credential stealer module 6 IoCs
Processes:
resource yara_rule C:\Users\Admin\AppData\Roaming\bf045808586a24\cred64.dll amadey_cred_module behavioral1/memory/1916-77-0x0000000000120000-0x0000000000144000-memory.dmp amadey_cred_module \Users\Admin\AppData\Roaming\bf045808586a24\cred64.dll amadey_cred_module \Users\Admin\AppData\Roaming\bf045808586a24\cred64.dll amadey_cred_module \Users\Admin\AppData\Roaming\bf045808586a24\cred64.dll amadey_cred_module \Users\Admin\AppData\Roaming\bf045808586a24\cred64.dll amadey_cred_module -
Blocklisted process makes network request 1 IoCs
Processes:
rundll32.exeflow pid process 5 1916 rundll32.exe -
Executes dropped EXE 3 IoCs
Processes:
rovwer.exerovwer.exerovwer.exepid process 940 rovwer.exe 1808 rovwer.exe 760 rovwer.exe -
Loads dropped DLL 6 IoCs
Processes:
file.exerundll32.exepid process 1476 file.exe 1476 file.exe 1916 rundll32.exe 1916 rundll32.exe 1916 rundll32.exe 1916 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-1-5-21-999675638-2867687379-27515722-1000\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 1916 rundll32.exe 1916 rundll32.exe 1916 rundll32.exe 1916 rundll32.exe -
Suspicious use of WriteProcessMemory 23 IoCs
Processes:
file.exerovwer.exetaskeng.exedescription pid process target process PID 1476 wrote to memory of 940 1476 file.exe rovwer.exe PID 1476 wrote to memory of 940 1476 file.exe rovwer.exe PID 1476 wrote to memory of 940 1476 file.exe rovwer.exe PID 1476 wrote to memory of 940 1476 file.exe rovwer.exe PID 940 wrote to memory of 1980 940 rovwer.exe schtasks.exe PID 940 wrote to memory of 1980 940 rovwer.exe schtasks.exe PID 940 wrote to memory of 1980 940 rovwer.exe schtasks.exe PID 940 wrote to memory of 1980 940 rovwer.exe schtasks.exe PID 940 wrote to memory of 1916 940 rovwer.exe rundll32.exe PID 940 wrote to memory of 1916 940 rovwer.exe rundll32.exe PID 940 wrote to memory of 1916 940 rovwer.exe rundll32.exe PID 940 wrote to memory of 1916 940 rovwer.exe rundll32.exe PID 940 wrote to memory of 1916 940 rovwer.exe rundll32.exe PID 940 wrote to memory of 1916 940 rovwer.exe rundll32.exe PID 940 wrote to memory of 1916 940 rovwer.exe rundll32.exe PID 1956 wrote to memory of 1808 1956 taskeng.exe rovwer.exe PID 1956 wrote to memory of 1808 1956 taskeng.exe rovwer.exe PID 1956 wrote to memory of 1808 1956 taskeng.exe rovwer.exe PID 1956 wrote to memory of 1808 1956 taskeng.exe rovwer.exe PID 1956 wrote to memory of 760 1956 taskeng.exe rovwer.exe PID 1956 wrote to memory of 760 1956 taskeng.exe rovwer.exe PID 1956 wrote to memory of 760 1956 taskeng.exe rovwer.exe PID 1956 wrote to memory of 760 1956 taskeng.exe rovwer.exe -
outlook_win_path 1 IoCs
Processes:
rundll32.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook rundll32.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\file.exe"C:\Users\Admin\AppData\Local\Temp\file.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe"C:\Users\Admin\AppData\Local\Temp\50c1695437\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\50c1695437\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\bf045808586a24\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 {9C7BF6D7-956E-41AC-9F73-0CF3574ACA07} S-1-5-21-999675638-2867687379-27515722-1000:ORXGKKZC\Admin:Interactive:[1]1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exeC:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe2⤵
- Executes dropped EXE
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C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exeC:\Users\Admin\AppData\Local\Temp\50c1695437\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\50c1695437\rovwer.exeFilesize
252KB
MD525c9dd1438c634f99da6bb9ef4421db0
SHA19eecbe1a7d402f66694f466b4b4c89f3e2751774
SHA2569b9c37b5fae86ed23becb1bbfacd382a78078857a5a4cb48e5cd81780139769b
SHA5122c70dfc5c352a521cf10425f87d903e284376c36efa38de150e4389ad4148b107137a1ddc47569ffd3f6566a72e73e89b9a30c2fe0afcd2a672bdc8a496f2f07
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C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exeFilesize
252KB
MD525c9dd1438c634f99da6bb9ef4421db0
SHA19eecbe1a7d402f66694f466b4b4c89f3e2751774
SHA2569b9c37b5fae86ed23becb1bbfacd382a78078857a5a4cb48e5cd81780139769b
SHA5122c70dfc5c352a521cf10425f87d903e284376c36efa38de150e4389ad4148b107137a1ddc47569ffd3f6566a72e73e89b9a30c2fe0afcd2a672bdc8a496f2f07
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C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exeFilesize
252KB
MD525c9dd1438c634f99da6bb9ef4421db0
SHA19eecbe1a7d402f66694f466b4b4c89f3e2751774
SHA2569b9c37b5fae86ed23becb1bbfacd382a78078857a5a4cb48e5cd81780139769b
SHA5122c70dfc5c352a521cf10425f87d903e284376c36efa38de150e4389ad4148b107137a1ddc47569ffd3f6566a72e73e89b9a30c2fe0afcd2a672bdc8a496f2f07
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C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exeFilesize
252KB
MD525c9dd1438c634f99da6bb9ef4421db0
SHA19eecbe1a7d402f66694f466b4b4c89f3e2751774
SHA2569b9c37b5fae86ed23becb1bbfacd382a78078857a5a4cb48e5cd81780139769b
SHA5122c70dfc5c352a521cf10425f87d903e284376c36efa38de150e4389ad4148b107137a1ddc47569ffd3f6566a72e73e89b9a30c2fe0afcd2a672bdc8a496f2f07
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C:\Users\Admin\AppData\Roaming\bf045808586a24\cred64.dllFilesize
126KB
MD5674cec24e36e0dfaec6290db96dda86e
SHA1581e3a7a541cc04641e751fc850d92e07236681f
SHA256de81531468982b689451e85d249214d0aa484e2ffedfd32c58d43cf879f29ded
SHA5126d9898169073c240fe454bd45065fd7dc8458f1d323925b57eb58fa4305bb0d5631bbceb61835593b225e887e0867186ef637c440460279378cb29e832066029
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\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exeFilesize
252KB
MD525c9dd1438c634f99da6bb9ef4421db0
SHA19eecbe1a7d402f66694f466b4b4c89f3e2751774
SHA2569b9c37b5fae86ed23becb1bbfacd382a78078857a5a4cb48e5cd81780139769b
SHA5122c70dfc5c352a521cf10425f87d903e284376c36efa38de150e4389ad4148b107137a1ddc47569ffd3f6566a72e73e89b9a30c2fe0afcd2a672bdc8a496f2f07
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\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exeFilesize
252KB
MD525c9dd1438c634f99da6bb9ef4421db0
SHA19eecbe1a7d402f66694f466b4b4c89f3e2751774
SHA2569b9c37b5fae86ed23becb1bbfacd382a78078857a5a4cb48e5cd81780139769b
SHA5122c70dfc5c352a521cf10425f87d903e284376c36efa38de150e4389ad4148b107137a1ddc47569ffd3f6566a72e73e89b9a30c2fe0afcd2a672bdc8a496f2f07
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\Users\Admin\AppData\Roaming\bf045808586a24\cred64.dllFilesize
126KB
MD5674cec24e36e0dfaec6290db96dda86e
SHA1581e3a7a541cc04641e751fc850d92e07236681f
SHA256de81531468982b689451e85d249214d0aa484e2ffedfd32c58d43cf879f29ded
SHA5126d9898169073c240fe454bd45065fd7dc8458f1d323925b57eb58fa4305bb0d5631bbceb61835593b225e887e0867186ef637c440460279378cb29e832066029
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\Users\Admin\AppData\Roaming\bf045808586a24\cred64.dllFilesize
126KB
MD5674cec24e36e0dfaec6290db96dda86e
SHA1581e3a7a541cc04641e751fc850d92e07236681f
SHA256de81531468982b689451e85d249214d0aa484e2ffedfd32c58d43cf879f29ded
SHA5126d9898169073c240fe454bd45065fd7dc8458f1d323925b57eb58fa4305bb0d5631bbceb61835593b225e887e0867186ef637c440460279378cb29e832066029
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\Users\Admin\AppData\Roaming\bf045808586a24\cred64.dllFilesize
126KB
MD5674cec24e36e0dfaec6290db96dda86e
SHA1581e3a7a541cc04641e751fc850d92e07236681f
SHA256de81531468982b689451e85d249214d0aa484e2ffedfd32c58d43cf879f29ded
SHA5126d9898169073c240fe454bd45065fd7dc8458f1d323925b57eb58fa4305bb0d5631bbceb61835593b225e887e0867186ef637c440460279378cb29e832066029
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\Users\Admin\AppData\Roaming\bf045808586a24\cred64.dllFilesize
126KB
MD5674cec24e36e0dfaec6290db96dda86e
SHA1581e3a7a541cc04641e751fc850d92e07236681f
SHA256de81531468982b689451e85d249214d0aa484e2ffedfd32c58d43cf879f29ded
SHA5126d9898169073c240fe454bd45065fd7dc8458f1d323925b57eb58fa4305bb0d5631bbceb61835593b225e887e0867186ef637c440460279378cb29e832066029
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memory/760-83-0x0000000000000000-mapping.dmp
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memory/760-86-0x00000000006EB000-0x000000000070A000-memory.dmpFilesize
124KB
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memory/760-87-0x0000000000400000-0x00000000005A4000-memory.dmpFilesize
1.6MB
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memory/940-60-0x0000000000000000-mapping.dmp
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memory/940-68-0x0000000000400000-0x00000000005A4000-memory.dmpFilesize
1.6MB
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memory/940-69-0x0000000000400000-0x00000000005A4000-memory.dmpFilesize
1.6MB
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memory/940-67-0x000000000065B000-0x000000000067A000-memory.dmpFilesize
124KB
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memory/1476-54-0x0000000074FB1000-0x0000000074FB3000-memory.dmpFilesize
8KB
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memory/1476-63-0x0000000000400000-0x00000000005A4000-memory.dmpFilesize
1.6MB
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memory/1476-62-0x00000000006BB000-0x00000000006DA000-memory.dmpFilesize
124KB
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memory/1476-57-0x0000000000400000-0x00000000005A4000-memory.dmpFilesize
1.6MB
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memory/1476-56-0x0000000000220000-0x000000000025E000-memory.dmpFilesize
248KB
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memory/1476-55-0x00000000006BB000-0x00000000006DA000-memory.dmpFilesize
124KB
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memory/1808-78-0x0000000000000000-mapping.dmp
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memory/1808-81-0x00000000002AB000-0x00000000002CA000-memory.dmpFilesize
124KB
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memory/1808-82-0x0000000000400000-0x00000000005A4000-memory.dmpFilesize
1.6MB
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memory/1916-77-0x0000000000120000-0x0000000000144000-memory.dmpFilesize
144KB
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memory/1916-70-0x0000000000000000-mapping.dmp
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memory/1980-65-0x0000000000000000-mapping.dmp