Analysis
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max time kernel
117s -
max time network
150s -
platform
windows7_x64 -
resource
win7v20210410 -
submitted
21-04-2021 07:22
Static task
static1
Behavioral task
behavioral1
Sample
0344d6ec47d85e81c4346f14bad096c4.exe
Resource
win7v20210410
General
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Target
0344d6ec47d85e81c4346f14bad096c4.exe
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Size
95KB
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MD5
0344d6ec47d85e81c4346f14bad096c4
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SHA1
425c492897eaf59eb30a96fb2229285b6076b423
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SHA256
59c441437848b229ccf0ea69598b83e3be1664779a9c7a71142e69fc73a005fc
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SHA512
f192f12c91174acf2571b02be9fb0e4e34d3c5501193316ca4845d2a2046a49cbc17ab64f5a33ccc7d905ae3c5da28073b3d8a86ce649d9e3dcb30d21e5f4ac6
Malware Config
Extracted
xpertrat
3.0.10
special X
ghytrty.duckdns.org:4145
spapertyy.duckdns.org:4145
L3Q7I4T2-J8A6-K6O4-W4G3-T5J7D0W2V5E0
Signatures
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XpertRAT Core Payload 2 IoCs
Processes:
resource yara_rule behavioral1/memory/636-72-0x0000000000401364-mapping.dmp xpertrat behavioral1/memory/636-71-0x0000000000400000-0x0000000000443000-memory.dmp xpertrat -
NirSoft MailPassView 2 IoCs
Password recovery tool for various email clients
Processes:
resource yara_rule behavioral1/memory/1648-82-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral1/memory/1648-83-0x0000000000411654-mapping.dmp MailPassView -
NirSoft WebBrowserPassView 2 IoCs
Password recovery tool for various web browsers
Processes:
resource yara_rule behavioral1/memory/1916-85-0x0000000000400000-0x0000000000459000-memory.dmp WebBrowserPassView behavioral1/memory/1916-86-0x0000000000442F04-mapping.dmp WebBrowserPassView -
Nirsoft 6 IoCs
Processes:
resource yara_rule behavioral1/memory/1648-82-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral1/memory/1648-83-0x0000000000411654-mapping.dmp Nirsoft behavioral1/memory/1916-85-0x0000000000400000-0x0000000000459000-memory.dmp Nirsoft behavioral1/memory/1916-86-0x0000000000442F04-mapping.dmp Nirsoft behavioral1/memory/1984-93-0x000000000040C2A8-mapping.dmp Nirsoft behavioral1/memory/1984-92-0x0000000000400000-0x0000000000415000-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\L3Q7I4T2-J8A6-K6O4-W4G3-T5J7D0W2V5E0 = "C:\\Users\\Admin\\AppData\\Roaming\\L3Q7I4T2-J8A6-K6O4-W4G3-T5J7D0W2V5E0\\L3Q7I4T2-J8A6-K6O4-W4G3-T5J7D0W2V5E0.exe" iexplore.exe -
Processes:
resource yara_rule behavioral1/memory/1036-79-0x0000000000400000-0x0000000000426000-memory.dmp upx behavioral1/memory/1572-89-0x0000000000400000-0x0000000000416000-memory.dmp upx -
Processes:
0344d6ec47d85e81c4346f14bad096c4.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UACDisableNotify = "0" 0344d6ec47d85e81c4346f14bad096c4.exe -
Adds Run key to start application 2 TTPs 4 IoCs
Processes:
iexplore.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Windows\CurrentVersion\Run\L3Q7I4T2-J8A6-K6O4-W4G3-T5J7D0W2V5E0 = "C:\\Users\\Admin\\AppData\\Roaming\\L3Q7I4T2-J8A6-K6O4-W4G3-T5J7D0W2V5E0\\L3Q7I4T2-J8A6-K6O4-W4G3-T5J7D0W2V5E0.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\L3Q7I4T2-J8A6-K6O4-W4G3-T5J7D0W2V5E0 = "C:\\Users\\Admin\\AppData\\Roaming\\L3Q7I4T2-J8A6-K6O4-W4G3-T5J7D0W2V5E0\\L3Q7I4T2-J8A6-K6O4-W4G3-T5J7D0W2V5E0.exe" iexplore.exe -
Processes:
0344d6ec47d85e81c4346f14bad096c4.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" 0344d6ec47d85e81c4346f14bad096c4.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 11 IoCs
Processes:
0344d6ec47d85e81c4346f14bad096c4.exepid process 1268 0344d6ec47d85e81c4346f14bad096c4.exe 1268 0344d6ec47d85e81c4346f14bad096c4.exe 1268 0344d6ec47d85e81c4346f14bad096c4.exe 1268 0344d6ec47d85e81c4346f14bad096c4.exe 1268 0344d6ec47d85e81c4346f14bad096c4.exe 1268 0344d6ec47d85e81c4346f14bad096c4.exe 1268 0344d6ec47d85e81c4346f14bad096c4.exe 1268 0344d6ec47d85e81c4346f14bad096c4.exe 1268 0344d6ec47d85e81c4346f14bad096c4.exe 1268 0344d6ec47d85e81c4346f14bad096c4.exe 1268 0344d6ec47d85e81c4346f14bad096c4.exe -
Suspicious use of SetThreadContext 7 IoCs
Processes:
0344d6ec47d85e81c4346f14bad096c4.exe0344d6ec47d85e81c4346f14bad096c4.exeiexplore.exedescription pid process target process PID 1268 set thread context of 872 1268 0344d6ec47d85e81c4346f14bad096c4.exe 0344d6ec47d85e81c4346f14bad096c4.exe PID 872 set thread context of 636 872 0344d6ec47d85e81c4346f14bad096c4.exe iexplore.exe PID 636 set thread context of 1036 636 iexplore.exe iexplore.exe PID 636 set thread context of 1648 636 iexplore.exe iexplore.exe PID 636 set thread context of 1916 636 iexplore.exe iexplore.exe PID 636 set thread context of 1572 636 iexplore.exe iexplore.exe PID 636 set thread context of 1984 636 iexplore.exe iexplore.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 396 1268 WerFault.exe 0344d6ec47d85e81c4346f14bad096c4.exe -
Delays execution with timeout.exe 1 IoCs
Processes:
timeout.exepid process 792 timeout.exe -
Suspicious behavior: EnumeratesProcesses 12 IoCs
Processes:
0344d6ec47d85e81c4346f14bad096c4.exe0344d6ec47d85e81c4346f14bad096c4.exeWerFault.exepid process 1268 0344d6ec47d85e81c4346f14bad096c4.exe 1268 0344d6ec47d85e81c4346f14bad096c4.exe 1268 0344d6ec47d85e81c4346f14bad096c4.exe 872 0344d6ec47d85e81c4346f14bad096c4.exe 872 0344d6ec47d85e81c4346f14bad096c4.exe 396 WerFault.exe 396 WerFault.exe 396 WerFault.exe 396 WerFault.exe 396 WerFault.exe 872 0344d6ec47d85e81c4346f14bad096c4.exe 872 0344d6ec47d85e81c4346f14bad096c4.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
WerFault.exepid process 396 WerFault.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
Processes:
0344d6ec47d85e81c4346f14bad096c4.exeWerFault.exeiexplore.exeiexplore.exedescription pid process Token: SeDebugPrivilege 1268 0344d6ec47d85e81c4346f14bad096c4.exe Token: SeDebugPrivilege 396 WerFault.exe Token: SeDebugPrivilege 636 iexplore.exe Token: SeDebugPrivilege 1036 iexplore.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
0344d6ec47d85e81c4346f14bad096c4.exeiexplore.exepid process 872 0344d6ec47d85e81c4346f14bad096c4.exe 636 iexplore.exe -
Suspicious use of WriteProcessMemory 64 IoCs
Processes:
0344d6ec47d85e81c4346f14bad096c4.execmd.exe0344d6ec47d85e81c4346f14bad096c4.exeiexplore.exedescription pid process target process PID 1268 wrote to memory of 1428 1268 0344d6ec47d85e81c4346f14bad096c4.exe cmd.exe PID 1268 wrote to memory of 1428 1268 0344d6ec47d85e81c4346f14bad096c4.exe cmd.exe PID 1268 wrote to memory of 1428 1268 0344d6ec47d85e81c4346f14bad096c4.exe cmd.exe PID 1268 wrote to memory of 1428 1268 0344d6ec47d85e81c4346f14bad096c4.exe cmd.exe PID 1428 wrote to memory of 792 1428 cmd.exe timeout.exe PID 1428 wrote to memory of 792 1428 cmd.exe timeout.exe PID 1428 wrote to memory of 792 1428 cmd.exe timeout.exe PID 1428 wrote to memory of 792 1428 cmd.exe timeout.exe PID 1268 wrote to memory of 872 1268 0344d6ec47d85e81c4346f14bad096c4.exe 0344d6ec47d85e81c4346f14bad096c4.exe PID 1268 wrote to memory of 872 1268 0344d6ec47d85e81c4346f14bad096c4.exe 0344d6ec47d85e81c4346f14bad096c4.exe PID 1268 wrote to memory of 872 1268 0344d6ec47d85e81c4346f14bad096c4.exe 0344d6ec47d85e81c4346f14bad096c4.exe PID 1268 wrote to memory of 872 1268 0344d6ec47d85e81c4346f14bad096c4.exe 0344d6ec47d85e81c4346f14bad096c4.exe PID 1268 wrote to memory of 872 1268 0344d6ec47d85e81c4346f14bad096c4.exe 0344d6ec47d85e81c4346f14bad096c4.exe PID 1268 wrote to memory of 872 1268 0344d6ec47d85e81c4346f14bad096c4.exe 0344d6ec47d85e81c4346f14bad096c4.exe PID 1268 wrote to memory of 872 1268 0344d6ec47d85e81c4346f14bad096c4.exe 0344d6ec47d85e81c4346f14bad096c4.exe PID 1268 wrote to memory of 872 1268 0344d6ec47d85e81c4346f14bad096c4.exe 0344d6ec47d85e81c4346f14bad096c4.exe PID 1268 wrote to memory of 396 1268 0344d6ec47d85e81c4346f14bad096c4.exe WerFault.exe PID 1268 wrote to memory of 396 1268 0344d6ec47d85e81c4346f14bad096c4.exe WerFault.exe PID 1268 wrote to memory of 396 1268 0344d6ec47d85e81c4346f14bad096c4.exe WerFault.exe PID 1268 wrote to memory of 396 1268 0344d6ec47d85e81c4346f14bad096c4.exe WerFault.exe PID 872 wrote to memory of 636 872 0344d6ec47d85e81c4346f14bad096c4.exe iexplore.exe PID 872 wrote to memory of 636 872 0344d6ec47d85e81c4346f14bad096c4.exe iexplore.exe PID 872 wrote to memory of 636 872 0344d6ec47d85e81c4346f14bad096c4.exe iexplore.exe PID 872 wrote to memory of 636 872 0344d6ec47d85e81c4346f14bad096c4.exe iexplore.exe PID 872 wrote to memory of 636 872 0344d6ec47d85e81c4346f14bad096c4.exe iexplore.exe PID 872 wrote to memory of 636 872 0344d6ec47d85e81c4346f14bad096c4.exe iexplore.exe PID 872 wrote to memory of 636 872 0344d6ec47d85e81c4346f14bad096c4.exe iexplore.exe PID 872 wrote to memory of 636 872 0344d6ec47d85e81c4346f14bad096c4.exe iexplore.exe PID 872 wrote to memory of 636 872 0344d6ec47d85e81c4346f14bad096c4.exe iexplore.exe PID 636 wrote to memory of 1036 636 iexplore.exe iexplore.exe PID 636 wrote to memory of 1036 636 iexplore.exe iexplore.exe PID 636 wrote to memory of 1036 636 iexplore.exe iexplore.exe PID 636 wrote to memory of 1036 636 iexplore.exe iexplore.exe PID 636 wrote to memory of 1036 636 iexplore.exe iexplore.exe PID 636 wrote to memory of 1036 636 iexplore.exe iexplore.exe PID 636 wrote to memory of 1036 636 iexplore.exe iexplore.exe PID 636 wrote to memory of 1036 636 iexplore.exe iexplore.exe PID 636 wrote to memory of 1036 636 iexplore.exe iexplore.exe PID 636 wrote to memory of 1648 636 iexplore.exe iexplore.exe PID 636 wrote to memory of 1648 636 iexplore.exe iexplore.exe PID 636 wrote to memory of 1648 636 iexplore.exe iexplore.exe PID 636 wrote to memory of 1648 636 iexplore.exe iexplore.exe PID 636 wrote to memory of 1648 636 iexplore.exe iexplore.exe PID 636 wrote to memory of 1648 636 iexplore.exe iexplore.exe PID 636 wrote to memory of 1648 636 iexplore.exe iexplore.exe PID 636 wrote to memory of 1648 636 iexplore.exe iexplore.exe PID 636 wrote to memory of 1648 636 iexplore.exe iexplore.exe PID 636 wrote to memory of 1648 636 iexplore.exe iexplore.exe PID 636 wrote to memory of 1916 636 iexplore.exe iexplore.exe PID 636 wrote to memory of 1916 636 iexplore.exe iexplore.exe PID 636 wrote to memory of 1916 636 iexplore.exe iexplore.exe PID 636 wrote to memory of 1916 636 iexplore.exe iexplore.exe PID 636 wrote to memory of 1916 636 iexplore.exe iexplore.exe PID 636 wrote to memory of 1916 636 iexplore.exe iexplore.exe PID 636 wrote to memory of 1916 636 iexplore.exe iexplore.exe PID 636 wrote to memory of 1916 636 iexplore.exe iexplore.exe PID 636 wrote to memory of 1916 636 iexplore.exe iexplore.exe PID 636 wrote to memory of 1916 636 iexplore.exe iexplore.exe PID 636 wrote to memory of 1572 636 iexplore.exe iexplore.exe PID 636 wrote to memory of 1572 636 iexplore.exe iexplore.exe PID 636 wrote to memory of 1572 636 iexplore.exe iexplore.exe PID 636 wrote to memory of 1572 636 iexplore.exe iexplore.exe PID 636 wrote to memory of 1572 636 iexplore.exe iexplore.exe PID 636 wrote to memory of 1572 636 iexplore.exe iexplore.exe -
System policy modification 1 TTPs 1 IoCs
Processes:
0344d6ec47d85e81c4346f14bad096c4.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" 0344d6ec47d85e81c4346f14bad096c4.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\0344d6ec47d85e81c4346f14bad096c4.exe"C:\Users\Admin\AppData\Local\Temp\0344d6ec47d85e81c4346f14bad096c4.exe"1⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1268 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c timeout 12⤵
- Suspicious use of WriteProcessMemory
PID:1428 -
C:\Windows\SysWOW64\timeout.exetimeout 13⤵
- Delays execution with timeout.exe
PID:792 -
C:\Users\Admin\AppData\Local\Temp\0344d6ec47d85e81c4346f14bad096c4.exe"C:\Users\Admin\AppData\Local\Temp\0344d6ec47d85e81c4346f14bad096c4.exe"2⤵
- 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
PID:872 -
C:\Program Files (x86)\Internet Explorer\iexplore.exeC:\Users\Admin\AppData\Local\Temp\0344d6ec47d85e81c4346f14bad096c4.exe3⤵
- 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
PID:636 -
C:\Program Files (x86)\Internet Explorer\iexplore.exe/stext "C:\Users\Admin\AppData\Roaming\L3Q7I4T2-J8A6-K6O4-W4G3-T5J7D0W2V5E0\rqiwakxrf0.txt"4⤵
- Suspicious use of AdjustPrivilegeToken
PID:1036 -
C:\Program Files (x86)\Internet Explorer\iexplore.exe/stext "C:\Users\Admin\AppData\Roaming\L3Q7I4T2-J8A6-K6O4-W4G3-T5J7D0W2V5E0\rqiwakxrf1.txt"4⤵PID:1648
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C:\Program Files (x86)\Internet Explorer\iexplore.exe/stext "C:\Users\Admin\AppData\Roaming\L3Q7I4T2-J8A6-K6O4-W4G3-T5J7D0W2V5E0\rqiwakxrf2.txt"4⤵PID:1916
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C:\Program Files (x86)\Internet Explorer\iexplore.exe/stext "C:\Users\Admin\AppData\Roaming\L3Q7I4T2-J8A6-K6O4-W4G3-T5J7D0W2V5E0\rqiwakxrf3.txt"4⤵PID:1572
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C:\Program Files (x86)\Internet Explorer\iexplore.exe/stext "C:\Users\Admin\AppData\Roaming\L3Q7I4T2-J8A6-K6O4-W4G3-T5J7D0W2V5E0\rqiwakxrf4.txt"4⤵PID:1984
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1268 -s 12722⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
PID:396
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
f3b25701fe362ec84616a93a45ce9998
SHA1d62636d8caec13f04e28442a0a6fa1afeb024bbb
SHA256b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209
SHA51298c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84
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MD5
f3b25701fe362ec84616a93a45ce9998
SHA1d62636d8caec13f04e28442a0a6fa1afeb024bbb
SHA256b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209
SHA51298c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84