Analysis
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max time kernel
192s -
max time network
202s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
23-11-2022 08:07
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20221111-en
General
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Target
file.exe
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Size
244KB
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MD5
41e1491b70e8968f36d98ca897bbf71f
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SHA1
1784c1961afc5a1e50526a6e8ffb296a1cd69a19
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SHA256
b149115ede40e48ff726687ec09eaf07d3c182792a72fdde5176fe2173eb5f57
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SHA512
4f2f00aff474657cdb4cc0cee210de810253ecf4adc1d8d00676029f238140f4bc2e10248128d7fd7058c62c8d2ad2843b14dbfd5a20d7e9dca44e173e38a69f
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SSDEEP
3072:lBkA2Ve2jYxLQ3vW8XD5CGO5jfhKznC1TKr9jaIjxOobZV1dYbn:YAkaLQ3vPPO5jfcT2mpjROotV1dYb
Malware Config
Extracted
amadey
3.50
193.56.146.194/h49vlBP/index.php
Signatures
-
Detect Amadey credential stealer module 6 IoCs
Processes:
resource yara_rule C:\Users\Admin\AppData\Roaming\bf045808586a24\cred64.dll amadey_cred_module \Users\Admin\AppData\Roaming\bf045808586a24\cred64.dll amadey_cred_module behavioral1/memory/1412-76-0x00000000001D0000-0x00000000001F4000-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 -
Blocklisted process makes network request 1 IoCs
Processes:
rundll32.exeflow pid process 6 1412 rundll32.exe -
Downloads MZ/PE file
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Executes dropped EXE 2 IoCs
Processes:
rovwer.exerovwer.exepid process 1476 rovwer.exe 1032 rovwer.exe -
Loads dropped DLL 6 IoCs
Processes:
file.exerundll32.exepid process 1296 file.exe 1296 file.exe 1412 rundll32.exe 1412 rundll32.exe 1412 rundll32.exe 1412 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-1-5-21-1214520366-621468234-4062160515-1000\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 1412 rundll32.exe 1412 rundll32.exe 1412 rundll32.exe 1412 rundll32.exe -
Suspicious use of WriteProcessMemory 19 IoCs
Processes:
file.exerovwer.exetaskeng.exedescription pid process target process PID 1296 wrote to memory of 1476 1296 file.exe rovwer.exe PID 1296 wrote to memory of 1476 1296 file.exe rovwer.exe PID 1296 wrote to memory of 1476 1296 file.exe rovwer.exe PID 1296 wrote to memory of 1476 1296 file.exe rovwer.exe PID 1476 wrote to memory of 1876 1476 rovwer.exe schtasks.exe PID 1476 wrote to memory of 1876 1476 rovwer.exe schtasks.exe PID 1476 wrote to memory of 1876 1476 rovwer.exe schtasks.exe PID 1476 wrote to memory of 1876 1476 rovwer.exe schtasks.exe PID 1476 wrote to memory of 1412 1476 rovwer.exe rundll32.exe PID 1476 wrote to memory of 1412 1476 rovwer.exe rundll32.exe PID 1476 wrote to memory of 1412 1476 rovwer.exe rundll32.exe PID 1476 wrote to memory of 1412 1476 rovwer.exe rundll32.exe PID 1476 wrote to memory of 1412 1476 rovwer.exe rundll32.exe PID 1476 wrote to memory of 1412 1476 rovwer.exe rundll32.exe PID 1476 wrote to memory of 1412 1476 rovwer.exe rundll32.exe PID 1636 wrote to memory of 1032 1636 taskeng.exe rovwer.exe PID 1636 wrote to memory of 1032 1636 taskeng.exe rovwer.exe PID 1636 wrote to memory of 1032 1636 taskeng.exe rovwer.exe PID 1636 wrote to memory of 1032 1636 taskeng.exe rovwer.exe -
outlook_win_path 1 IoCs
Processes:
rundll32.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\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
PID:1296 -
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
PID:1476 -
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:1876 -
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:1412
-
C:\Windows\system32\taskeng.exetaskeng.exe {2AFF96D2-0F7F-4190-A441-851AA4B349E7} S-1-5-21-1214520366-621468234-4062160515-1000:VDWSWJJD\Admin:Interactive:[1]1⤵
- Suspicious use of WriteProcessMemory
PID:1636 -
C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exeC:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe2⤵
- Executes dropped EXE
PID:1032
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
244KB
MD541e1491b70e8968f36d98ca897bbf71f
SHA11784c1961afc5a1e50526a6e8ffb296a1cd69a19
SHA256b149115ede40e48ff726687ec09eaf07d3c182792a72fdde5176fe2173eb5f57
SHA5124f2f00aff474657cdb4cc0cee210de810253ecf4adc1d8d00676029f238140f4bc2e10248128d7fd7058c62c8d2ad2843b14dbfd5a20d7e9dca44e173e38a69f
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Filesize
244KB
MD541e1491b70e8968f36d98ca897bbf71f
SHA11784c1961afc5a1e50526a6e8ffb296a1cd69a19
SHA256b149115ede40e48ff726687ec09eaf07d3c182792a72fdde5176fe2173eb5f57
SHA5124f2f00aff474657cdb4cc0cee210de810253ecf4adc1d8d00676029f238140f4bc2e10248128d7fd7058c62c8d2ad2843b14dbfd5a20d7e9dca44e173e38a69f
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Filesize
244KB
MD541e1491b70e8968f36d98ca897bbf71f
SHA11784c1961afc5a1e50526a6e8ffb296a1cd69a19
SHA256b149115ede40e48ff726687ec09eaf07d3c182792a72fdde5176fe2173eb5f57
SHA5124f2f00aff474657cdb4cc0cee210de810253ecf4adc1d8d00676029f238140f4bc2e10248128d7fd7058c62c8d2ad2843b14dbfd5a20d7e9dca44e173e38a69f
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Filesize
126KB
MD5674cec24e36e0dfaec6290db96dda86e
SHA1581e3a7a541cc04641e751fc850d92e07236681f
SHA256de81531468982b689451e85d249214d0aa484e2ffedfd32c58d43cf879f29ded
SHA5126d9898169073c240fe454bd45065fd7dc8458f1d323925b57eb58fa4305bb0d5631bbceb61835593b225e887e0867186ef637c440460279378cb29e832066029
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Filesize
244KB
MD541e1491b70e8968f36d98ca897bbf71f
SHA11784c1961afc5a1e50526a6e8ffb296a1cd69a19
SHA256b149115ede40e48ff726687ec09eaf07d3c182792a72fdde5176fe2173eb5f57
SHA5124f2f00aff474657cdb4cc0cee210de810253ecf4adc1d8d00676029f238140f4bc2e10248128d7fd7058c62c8d2ad2843b14dbfd5a20d7e9dca44e173e38a69f
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Filesize
244KB
MD541e1491b70e8968f36d98ca897bbf71f
SHA11784c1961afc5a1e50526a6e8ffb296a1cd69a19
SHA256b149115ede40e48ff726687ec09eaf07d3c182792a72fdde5176fe2173eb5f57
SHA5124f2f00aff474657cdb4cc0cee210de810253ecf4adc1d8d00676029f238140f4bc2e10248128d7fd7058c62c8d2ad2843b14dbfd5a20d7e9dca44e173e38a69f
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Filesize
126KB
MD5674cec24e36e0dfaec6290db96dda86e
SHA1581e3a7a541cc04641e751fc850d92e07236681f
SHA256de81531468982b689451e85d249214d0aa484e2ffedfd32c58d43cf879f29ded
SHA5126d9898169073c240fe454bd45065fd7dc8458f1d323925b57eb58fa4305bb0d5631bbceb61835593b225e887e0867186ef637c440460279378cb29e832066029
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Filesize
126KB
MD5674cec24e36e0dfaec6290db96dda86e
SHA1581e3a7a541cc04641e751fc850d92e07236681f
SHA256de81531468982b689451e85d249214d0aa484e2ffedfd32c58d43cf879f29ded
SHA5126d9898169073c240fe454bd45065fd7dc8458f1d323925b57eb58fa4305bb0d5631bbceb61835593b225e887e0867186ef637c440460279378cb29e832066029
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Filesize
126KB
MD5674cec24e36e0dfaec6290db96dda86e
SHA1581e3a7a541cc04641e751fc850d92e07236681f
SHA256de81531468982b689451e85d249214d0aa484e2ffedfd32c58d43cf879f29ded
SHA5126d9898169073c240fe454bd45065fd7dc8458f1d323925b57eb58fa4305bb0d5631bbceb61835593b225e887e0867186ef637c440460279378cb29e832066029
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Filesize
126KB
MD5674cec24e36e0dfaec6290db96dda86e
SHA1581e3a7a541cc04641e751fc850d92e07236681f
SHA256de81531468982b689451e85d249214d0aa484e2ffedfd32c58d43cf879f29ded
SHA5126d9898169073c240fe454bd45065fd7dc8458f1d323925b57eb58fa4305bb0d5631bbceb61835593b225e887e0867186ef637c440460279378cb29e832066029