Analysis
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max time kernel
110s -
max time network
148s -
platform
windows7_x64 -
resource
win7 -
submitted
15-10-2020 11:57
Static task
static1
Behavioral task
behavioral1
Sample
11_07_2020 PO_INVOICE #3309247.exe
Resource
win7
General
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Target
11_07_2020 PO_INVOICE #3309247.exe
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Size
172KB
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MD5
ed21990ff9e29addfd9252f1ba0b30d4
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SHA1
1f34df7a5cd551dcb5ec24227fbd1a985cbbe4ef
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SHA256
8963180e8b2e7e51c5abd716e7a562ad010f663c41a38015ad2566231a7da9af
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SHA512
c22f99e61f7b823f412f5c5ad5173096c38aab57833ab2ac61a5a38b173cc97b154a7b90d0d94fa6844eb8c371057429ba22a63533fcf4487e3eb19c0291dc06
Malware Config
Extracted
xpertrat
3.0.10
special X
sandshoe.myfirewall.org:4000
K8Q3I007-I4H2-R2V0-W0G8-T1Q3K5W771L5
Signatures
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XpertRAT Core Payload 3 IoCs
Processes:
resource yara_rule behavioral1/memory/1576-4-0x0000000000400000-0x0000000000443000-memory.dmp xpertrat behavioral1/memory/1576-5-0x0000000000401364-mapping.dmp xpertrat behavioral1/memory/1576-6-0x0000000000400000-0x0000000000443000-memory.dmp xpertrat -
NirSoft MailPassView 3 IoCs
Password recovery tool for various email clients
Processes:
resource yara_rule behavioral1/memory/1884-16-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral1/memory/1884-17-0x0000000000411654-mapping.dmp MailPassView behavioral1/memory/1884-18-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView -
NirSoft WebBrowserPassView 3 IoCs
Password recovery tool for various web browsers
Processes:
resource yara_rule behavioral1/memory/1956-19-0x0000000000400000-0x0000000000459000-memory.dmp WebBrowserPassView behavioral1/memory/1956-20-0x0000000000442F04-mapping.dmp WebBrowserPassView behavioral1/memory/1956-21-0x0000000000400000-0x0000000000459000-memory.dmp WebBrowserPassView -
Nirsoft 11 IoCs
Processes:
resource yara_rule behavioral1/memory/1624-15-0x0000000000400000-0x0000000000426000-memory.dmp Nirsoft behavioral1/memory/1884-16-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral1/memory/1884-17-0x0000000000411654-mapping.dmp Nirsoft behavioral1/memory/1884-18-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral1/memory/1956-19-0x0000000000400000-0x0000000000459000-memory.dmp Nirsoft behavioral1/memory/1956-20-0x0000000000442F04-mapping.dmp Nirsoft behavioral1/memory/1956-21-0x0000000000400000-0x0000000000459000-memory.dmp Nirsoft behavioral1/memory/1924-27-0x0000000000400000-0x0000000000416000-memory.dmp Nirsoft behavioral1/memory/2036-28-0x0000000000400000-0x0000000000415000-memory.dmp Nirsoft behavioral1/memory/2036-29-0x000000000040C2A8-mapping.dmp Nirsoft behavioral1/memory/2036-30-0x0000000000400000-0x0000000000415000-memory.dmp Nirsoft -
Adds policy Run key to start application 2 TTPs 2 IoCs
Processes:
iexplore.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\run iexplore.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\run\K8Q3I007-I4H2-R2V0-W0G8-T1Q3K5W771L5 = "C:\\Users\\Admin\\AppData\\Roaming\\K8Q3I007-I4H2-R2V0-W0G8-T1Q3K5W771L5\\K8Q3I007-I4H2-R2V0-W0G8-T1Q3K5W771L5.exe" iexplore.exe -
Processes:
resource yara_rule behavioral1/memory/1624-11-0x0000000000400000-0x0000000000426000-memory.dmp upx behavioral1/memory/1624-13-0x0000000000400000-0x0000000000426000-memory.dmp upx behavioral1/memory/1624-14-0x0000000000400000-0x0000000000426000-memory.dmp upx behavioral1/memory/1624-15-0x0000000000400000-0x0000000000426000-memory.dmp upx behavioral1/memory/1924-23-0x0000000000400000-0x0000000000416000-memory.dmp upx behavioral1/memory/1924-25-0x0000000000400000-0x0000000000416000-memory.dmp upx behavioral1/memory/1924-26-0x0000000000400000-0x0000000000416000-memory.dmp upx behavioral1/memory/1924-27-0x0000000000400000-0x0000000000416000-memory.dmp upx -
Processes:
11_07_2020 PO_INVOICE #3309247.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UACDisableNotify = "0" 11_07_2020 PO_INVOICE #3309247.exe -
Adds Run key to start application 2 TTPs 4 IoCs
Processes:
iexplore.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-1131729243-447456001-3632642222-1000\Software\Microsoft\Windows\CurrentVersion\Run\K8Q3I007-I4H2-R2V0-W0G8-T1Q3K5W771L5 = "C:\\Users\\Admin\\AppData\\Roaming\\K8Q3I007-I4H2-R2V0-W0G8-T1Q3K5W771L5\\K8Q3I007-I4H2-R2V0-W0G8-T1Q3K5W771L5.exe" iexplore.exe Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run iexplore.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\K8Q3I007-I4H2-R2V0-W0G8-T1Q3K5W771L5 = "C:\\Users\\Admin\\AppData\\Roaming\\K8Q3I007-I4H2-R2V0-W0G8-T1Q3K5W771L5\\K8Q3I007-I4H2-R2V0-W0G8-T1Q3K5W771L5.exe" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1131729243-447456001-3632642222-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run iexplore.exe -
Processes:
11_07_2020 PO_INVOICE #3309247.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" 11_07_2020 PO_INVOICE #3309247.exe -
Suspicious use of SetThreadContext 7 IoCs
Processes:
11_07_2020 PO_INVOICE #3309247.exeiexplore.exedescription pid process target process PID 1080 set thread context of 788 1080 11_07_2020 PO_INVOICE #3309247.exe iexplore.exe PID 1080 set thread context of 1576 1080 11_07_2020 PO_INVOICE #3309247.exe iexplore.exe PID 1576 set thread context of 1624 1576 iexplore.exe iexplore.exe PID 1576 set thread context of 1884 1576 iexplore.exe iexplore.exe PID 1576 set thread context of 1956 1576 iexplore.exe iexplore.exe PID 1576 set thread context of 1924 1576 iexplore.exe iexplore.exe PID 1576 set thread context of 2036 1576 iexplore.exe iexplore.exe -
Suspicious behavior: EnumeratesProcesses 5 IoCs
Processes:
11_07_2020 PO_INVOICE #3309247.exepid process 1080 11_07_2020 PO_INVOICE #3309247.exe 1080 11_07_2020 PO_INVOICE #3309247.exe 1080 11_07_2020 PO_INVOICE #3309247.exe 1080 11_07_2020 PO_INVOICE #3309247.exe 1080 11_07_2020 PO_INVOICE #3309247.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
iexplore.exeiexplore.exedescription pid process Token: SeDebugPrivilege 1576 iexplore.exe Token: SeDebugPrivilege 1624 iexplore.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
11_07_2020 PO_INVOICE #3309247.exeiexplore.exepid process 1080 11_07_2020 PO_INVOICE #3309247.exe 1576 iexplore.exe -
Suspicious use of WriteProcessMemory 64 IoCs
Processes:
11_07_2020 PO_INVOICE #3309247.exeiexplore.exedescription pid process target process PID 1080 wrote to memory of 788 1080 11_07_2020 PO_INVOICE #3309247.exe iexplore.exe PID 1080 wrote to memory of 788 1080 11_07_2020 PO_INVOICE #3309247.exe iexplore.exe PID 1080 wrote to memory of 788 1080 11_07_2020 PO_INVOICE #3309247.exe iexplore.exe PID 1080 wrote to memory of 788 1080 11_07_2020 PO_INVOICE #3309247.exe iexplore.exe PID 1080 wrote to memory of 788 1080 11_07_2020 PO_INVOICE #3309247.exe iexplore.exe PID 1080 wrote to memory of 788 1080 11_07_2020 PO_INVOICE #3309247.exe iexplore.exe PID 1080 wrote to memory of 788 1080 11_07_2020 PO_INVOICE #3309247.exe iexplore.exe PID 1080 wrote to memory of 788 1080 11_07_2020 PO_INVOICE #3309247.exe iexplore.exe PID 1080 wrote to memory of 788 1080 11_07_2020 PO_INVOICE #3309247.exe iexplore.exe PID 1080 wrote to memory of 788 1080 11_07_2020 PO_INVOICE #3309247.exe iexplore.exe PID 1080 wrote to memory of 788 1080 11_07_2020 PO_INVOICE #3309247.exe iexplore.exe PID 1080 wrote to memory of 788 1080 11_07_2020 PO_INVOICE #3309247.exe iexplore.exe PID 1080 wrote to memory of 1576 1080 11_07_2020 PO_INVOICE #3309247.exe iexplore.exe PID 1080 wrote to memory of 1576 1080 11_07_2020 PO_INVOICE #3309247.exe iexplore.exe PID 1080 wrote to memory of 1576 1080 11_07_2020 PO_INVOICE #3309247.exe iexplore.exe PID 1080 wrote to memory of 1576 1080 11_07_2020 PO_INVOICE #3309247.exe iexplore.exe PID 1080 wrote to memory of 1576 1080 11_07_2020 PO_INVOICE #3309247.exe iexplore.exe PID 1080 wrote to memory of 1576 1080 11_07_2020 PO_INVOICE #3309247.exe iexplore.exe PID 1080 wrote to memory of 1576 1080 11_07_2020 PO_INVOICE #3309247.exe iexplore.exe PID 1080 wrote to memory of 1576 1080 11_07_2020 PO_INVOICE #3309247.exe iexplore.exe PID 1080 wrote to memory of 1576 1080 11_07_2020 PO_INVOICE #3309247.exe iexplore.exe PID 1080 wrote to memory of 1576 1080 11_07_2020 PO_INVOICE #3309247.exe iexplore.exe PID 1080 wrote to memory of 1576 1080 11_07_2020 PO_INVOICE #3309247.exe iexplore.exe PID 1080 wrote to memory of 1576 1080 11_07_2020 PO_INVOICE #3309247.exe iexplore.exe PID 1576 wrote to memory of 1624 1576 iexplore.exe iexplore.exe PID 1576 wrote to memory of 1624 1576 iexplore.exe iexplore.exe PID 1576 wrote to memory of 1624 1576 iexplore.exe iexplore.exe PID 1576 wrote to memory of 1624 1576 iexplore.exe iexplore.exe PID 1576 wrote to memory of 1624 1576 iexplore.exe iexplore.exe PID 1576 wrote to memory of 1624 1576 iexplore.exe iexplore.exe PID 1576 wrote to memory of 1624 1576 iexplore.exe iexplore.exe PID 1576 wrote to memory of 1624 1576 iexplore.exe iexplore.exe PID 1576 wrote to memory of 1624 1576 iexplore.exe iexplore.exe PID 1576 wrote to memory of 1624 1576 iexplore.exe iexplore.exe PID 1576 wrote to memory of 1624 1576 iexplore.exe iexplore.exe PID 1576 wrote to memory of 1624 1576 iexplore.exe iexplore.exe PID 1576 wrote to memory of 1884 1576 iexplore.exe iexplore.exe PID 1576 wrote to memory of 1884 1576 iexplore.exe iexplore.exe PID 1576 wrote to memory of 1884 1576 iexplore.exe iexplore.exe PID 1576 wrote to memory of 1884 1576 iexplore.exe iexplore.exe PID 1576 wrote to memory of 1884 1576 iexplore.exe iexplore.exe PID 1576 wrote to memory of 1884 1576 iexplore.exe iexplore.exe PID 1576 wrote to memory of 1884 1576 iexplore.exe iexplore.exe PID 1576 wrote to memory of 1884 1576 iexplore.exe iexplore.exe PID 1576 wrote to memory of 1884 1576 iexplore.exe iexplore.exe PID 1576 wrote to memory of 1884 1576 iexplore.exe iexplore.exe PID 1576 wrote to memory of 1884 1576 iexplore.exe iexplore.exe PID 1576 wrote to memory of 1884 1576 iexplore.exe iexplore.exe PID 1576 wrote to memory of 1884 1576 iexplore.exe iexplore.exe PID 1576 wrote to memory of 1956 1576 iexplore.exe iexplore.exe PID 1576 wrote to memory of 1956 1576 iexplore.exe iexplore.exe PID 1576 wrote to memory of 1956 1576 iexplore.exe iexplore.exe PID 1576 wrote to memory of 1956 1576 iexplore.exe iexplore.exe PID 1576 wrote to memory of 1956 1576 iexplore.exe iexplore.exe PID 1576 wrote to memory of 1956 1576 iexplore.exe iexplore.exe PID 1576 wrote to memory of 1956 1576 iexplore.exe iexplore.exe PID 1576 wrote to memory of 1956 1576 iexplore.exe iexplore.exe PID 1576 wrote to memory of 1956 1576 iexplore.exe iexplore.exe PID 1576 wrote to memory of 1956 1576 iexplore.exe iexplore.exe PID 1576 wrote to memory of 1956 1576 iexplore.exe iexplore.exe PID 1576 wrote to memory of 1956 1576 iexplore.exe iexplore.exe PID 1576 wrote to memory of 1956 1576 iexplore.exe iexplore.exe PID 1576 wrote to memory of 1924 1576 iexplore.exe iexplore.exe PID 1576 wrote to memory of 1924 1576 iexplore.exe iexplore.exe -
System policy modification 1 TTPs 1 IoCs
Processes:
11_07_2020 PO_INVOICE #3309247.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" 11_07_2020 PO_INVOICE #3309247.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\11_07_2020 PO_INVOICE #3309247.exe"C:\Users\Admin\AppData\Local\Temp\11_07_2020 PO_INVOICE #3309247.exe"1⤵
- Windows security modification
- Checks whether UAC is enabled
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
- System policy modification
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C:\Program Files (x86)\Internet Explorer\iexplore.exeC:\Users\Admin\AppData\Local\Temp\11_07_2020 PO_INVOICE #3309247.exe2⤵
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C:\Program Files (x86)\Internet Explorer\iexplore.exeC:\Users\Admin\AppData\Local\Temp\11_07_2020 PO_INVOICE #3309247.exe2⤵
- Adds policy Run key to start application
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Program Files (x86)\Internet Explorer\iexplore.exe/stext "C:\Users\Admin\AppData\Roaming\K8Q3I007-I4H2-R2V0-W0G8-T1Q3K5W771L5\kvosxihiy0.txt"3⤵
- Suspicious use of AdjustPrivilegeToken
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C:\Program Files (x86)\Internet Explorer\iexplore.exe/stext "C:\Users\Admin\AppData\Roaming\K8Q3I007-I4H2-R2V0-W0G8-T1Q3K5W771L5\kvosxihiy1.txt"3⤵
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C:\Program Files (x86)\Internet Explorer\iexplore.exe/stext "C:\Users\Admin\AppData\Roaming\K8Q3I007-I4H2-R2V0-W0G8-T1Q3K5W771L5\kvosxihiy2.txt"3⤵
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C:\Program Files (x86)\Internet Explorer\iexplore.exe/stext "C:\Users\Admin\AppData\Roaming\K8Q3I007-I4H2-R2V0-W0G8-T1Q3K5W771L5\kvosxihiy3.txt"3⤵
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C:\Program Files (x86)\Internet Explorer\iexplore.exe/stext "C:\Users\Admin\AppData\Roaming\K8Q3I007-I4H2-R2V0-W0G8-T1Q3K5W771L5\kvosxihiy4.txt"3⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Roaming\K8Q3I007-I4H2-R2V0-W0G8-T1Q3K5W771L5\kvosxihiy2.txtMD5
f3b25701fe362ec84616a93a45ce9998
SHA1d62636d8caec13f04e28442a0a6fa1afeb024bbb
SHA256b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209
SHA51298c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84
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C:\Users\Admin\AppData\Roaming\K8Q3I007-I4H2-R2V0-W0G8-T1Q3K5W771L5\kvosxihiy4.txtMD5
f3b25701fe362ec84616a93a45ce9998
SHA1d62636d8caec13f04e28442a0a6fa1afeb024bbb
SHA256b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209
SHA51298c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84
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memory/788-3-0x0000000000401364-mapping.dmp
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memory/1080-9-0x0000000000380000-0x0000000000384000-memory.dmpFilesize
16KB
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memory/1080-10-0x0000000002890000-0x0000000002894000-memory.dmpFilesize
16KB
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memory/1576-4-0x0000000000400000-0x0000000000443000-memory.dmpFilesize
268KB
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memory/1576-5-0x0000000000401364-mapping.dmp
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memory/1576-6-0x0000000000400000-0x0000000000443000-memory.dmpFilesize
268KB
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memory/1624-11-0x0000000000400000-0x0000000000426000-memory.dmpFilesize
152KB
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memory/1624-14-0x0000000000400000-0x0000000000426000-memory.dmpFilesize
152KB
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memory/1624-15-0x0000000000400000-0x0000000000426000-memory.dmpFilesize
152KB
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memory/1624-13-0x0000000000400000-0x0000000000426000-memory.dmpFilesize
152KB
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memory/1624-12-0x0000000000423BC0-mapping.dmp
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memory/1884-17-0x0000000000411654-mapping.dmp
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memory/1884-18-0x0000000000400000-0x000000000041B000-memory.dmpFilesize
108KB
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memory/1884-16-0x0000000000400000-0x000000000041B000-memory.dmpFilesize
108KB
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memory/1924-25-0x0000000000400000-0x0000000000416000-memory.dmpFilesize
88KB
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memory/1924-23-0x0000000000400000-0x0000000000416000-memory.dmpFilesize
88KB
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memory/1924-24-0x0000000000413750-mapping.dmp
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memory/1924-26-0x0000000000400000-0x0000000000416000-memory.dmpFilesize
88KB
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memory/1924-27-0x0000000000400000-0x0000000000416000-memory.dmpFilesize
88KB
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memory/1956-21-0x0000000000400000-0x0000000000459000-memory.dmpFilesize
356KB
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memory/1956-19-0x0000000000400000-0x0000000000459000-memory.dmpFilesize
356KB
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memory/1956-20-0x0000000000442F04-mapping.dmp
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memory/2036-28-0x0000000000400000-0x0000000000415000-memory.dmpFilesize
84KB
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memory/2036-29-0x000000000040C2A8-mapping.dmp
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memory/2036-30-0x0000000000400000-0x0000000000415000-memory.dmpFilesize
84KB