Analysis
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max time kernel
23s -
max time network
147s -
platform
windows10_x64 -
resource
win10v20210408 -
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 behavioral2/memory/740-129-0x0000000000400000-0x0000000000443000-memory.dmp xpertrat behavioral2/memory/740-130-0x0000000000401364-mapping.dmp xpertrat -
NirSoft MailPassView 2 IoCs
Password recovery tool for various email clients
Processes:
resource yara_rule behavioral2/memory/2224-141-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral2/memory/2224-142-0x0000000000411654-mapping.dmp MailPassView -
NirSoft WebBrowserPassView 2 IoCs
Password recovery tool for various web browsers
Processes:
resource yara_rule behavioral2/memory/3656-145-0x0000000000400000-0x0000000000459000-memory.dmp WebBrowserPassView behavioral2/memory/3656-146-0x0000000000442F04-mapping.dmp WebBrowserPassView -
Nirsoft 6 IoCs
Processes:
resource yara_rule behavioral2/memory/2224-141-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral2/memory/2224-142-0x0000000000411654-mapping.dmp Nirsoft behavioral2/memory/3656-145-0x0000000000400000-0x0000000000459000-memory.dmp Nirsoft behavioral2/memory/3656-146-0x0000000000442F04-mapping.dmp Nirsoft behavioral2/memory/900-158-0x0000000000400000-0x0000000000415000-memory.dmp Nirsoft behavioral2/memory/900-159-0x000000000040C2A8-mapping.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 behavioral2/memory/2252-137-0x0000000000400000-0x0000000000426000-memory.dmp upx behavioral2/memory/3352-150-0x0000000000400000-0x0000000000416000-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\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 Key created \REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\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 -
Processes:
0344d6ec47d85e81c4346f14bad096c4.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" 0344d6ec47d85e81c4346f14bad096c4.exe -
Program crash 4 IoCs
Processes:
WerFault.exeWerFault.exeWerFault.exeWerFault.exepid pid_target process target process 1164 2124 WerFault.exe iexplore.exe 1260 752 WerFault.exe 0344d6ec47d85e81c4346f14bad096c4.exe 3156 912 WerFault.exe iexplore.exe 204 184 WerFault.exe iexplore.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 15 IoCs
Processes:
0344d6ec47d85e81c4346f14bad096c4.exepid process 752 0344d6ec47d85e81c4346f14bad096c4.exe 752 0344d6ec47d85e81c4346f14bad096c4.exe 752 0344d6ec47d85e81c4346f14bad096c4.exe 752 0344d6ec47d85e81c4346f14bad096c4.exe 752 0344d6ec47d85e81c4346f14bad096c4.exe 752 0344d6ec47d85e81c4346f14bad096c4.exe 752 0344d6ec47d85e81c4346f14bad096c4.exe 752 0344d6ec47d85e81c4346f14bad096c4.exe 752 0344d6ec47d85e81c4346f14bad096c4.exe 752 0344d6ec47d85e81c4346f14bad096c4.exe 752 0344d6ec47d85e81c4346f14bad096c4.exe 752 0344d6ec47d85e81c4346f14bad096c4.exe 752 0344d6ec47d85e81c4346f14bad096c4.exe 752 0344d6ec47d85e81c4346f14bad096c4.exe 752 0344d6ec47d85e81c4346f14bad096c4.exe -
Suspicious use of SetThreadContext 10 IoCs
Processes:
0344d6ec47d85e81c4346f14bad096c4.exe0344d6ec47d85e81c4346f14bad096c4.exeiexplore.exedescription pid process target process PID 752 set thread context of 1868 752 0344d6ec47d85e81c4346f14bad096c4.exe 0344d6ec47d85e81c4346f14bad096c4.exe PID 1868 set thread context of 2124 1868 0344d6ec47d85e81c4346f14bad096c4.exe iexplore.exe PID 1868 set thread context of 740 1868 0344d6ec47d85e81c4346f14bad096c4.exe iexplore.exe PID 740 set thread context of 2252 740 iexplore.exe iexplore.exe PID 740 set thread context of 2224 740 iexplore.exe iexplore.exe PID 740 set thread context of 3656 740 iexplore.exe iexplore.exe PID 740 set thread context of 3352 740 iexplore.exe iexplore.exe PID 740 set thread context of 912 740 iexplore.exe iexplore.exe PID 740 set thread context of 184 740 iexplore.exe iexplore.exe PID 740 set thread context of 900 740 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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Delays execution with timeout.exe 1 IoCs
Processes:
timeout.exepid process 184 timeout.exe -
Suspicious behavior: EnumeratesProcesses 27 IoCs
Processes:
0344d6ec47d85e81c4346f14bad096c4.exe0344d6ec47d85e81c4346f14bad096c4.exeWerFault.exeiexplore.exeiexplore.exepid process 752 0344d6ec47d85e81c4346f14bad096c4.exe 752 0344d6ec47d85e81c4346f14bad096c4.exe 752 0344d6ec47d85e81c4346f14bad096c4.exe 1868 0344d6ec47d85e81c4346f14bad096c4.exe 1868 0344d6ec47d85e81c4346f14bad096c4.exe 1260 WerFault.exe 1260 WerFault.exe 1260 WerFault.exe 1260 WerFault.exe 1260 WerFault.exe 1260 WerFault.exe 1260 WerFault.exe 1260 WerFault.exe 1260 WerFault.exe 1260 WerFault.exe 1260 WerFault.exe 1260 WerFault.exe 1260 WerFault.exe 1260 WerFault.exe 1868 0344d6ec47d85e81c4346f14bad096c4.exe 1868 0344d6ec47d85e81c4346f14bad096c4.exe 1868 0344d6ec47d85e81c4346f14bad096c4.exe 1868 0344d6ec47d85e81c4346f14bad096c4.exe 2252 iexplore.exe 2252 iexplore.exe 3656 iexplore.exe 3656 iexplore.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
Processes:
0344d6ec47d85e81c4346f14bad096c4.exeWerFault.exeiexplore.exeiexplore.exedescription pid process Token: SeDebugPrivilege 752 0344d6ec47d85e81c4346f14bad096c4.exe Token: SeRestorePrivilege 1260 WerFault.exe Token: SeBackupPrivilege 1260 WerFault.exe Token: SeDebugPrivilege 1260 WerFault.exe Token: SeDebugPrivilege 740 iexplore.exe Token: SeDebugPrivilege 2252 iexplore.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
0344d6ec47d85e81c4346f14bad096c4.exeiexplore.exepid process 1868 0344d6ec47d85e81c4346f14bad096c4.exe 740 iexplore.exe -
Suspicious use of WriteProcessMemory 64 IoCs
Processes:
0344d6ec47d85e81c4346f14bad096c4.execmd.exe0344d6ec47d85e81c4346f14bad096c4.exeiexplore.exedescription pid process target process PID 752 wrote to memory of 544 752 0344d6ec47d85e81c4346f14bad096c4.exe cmd.exe PID 752 wrote to memory of 544 752 0344d6ec47d85e81c4346f14bad096c4.exe cmd.exe PID 752 wrote to memory of 544 752 0344d6ec47d85e81c4346f14bad096c4.exe cmd.exe PID 544 wrote to memory of 184 544 cmd.exe timeout.exe PID 544 wrote to memory of 184 544 cmd.exe timeout.exe PID 544 wrote to memory of 184 544 cmd.exe timeout.exe PID 752 wrote to memory of 1868 752 0344d6ec47d85e81c4346f14bad096c4.exe 0344d6ec47d85e81c4346f14bad096c4.exe PID 752 wrote to memory of 1868 752 0344d6ec47d85e81c4346f14bad096c4.exe 0344d6ec47d85e81c4346f14bad096c4.exe PID 752 wrote to memory of 1868 752 0344d6ec47d85e81c4346f14bad096c4.exe 0344d6ec47d85e81c4346f14bad096c4.exe PID 752 wrote to memory of 1868 752 0344d6ec47d85e81c4346f14bad096c4.exe 0344d6ec47d85e81c4346f14bad096c4.exe PID 752 wrote to memory of 1868 752 0344d6ec47d85e81c4346f14bad096c4.exe 0344d6ec47d85e81c4346f14bad096c4.exe PID 752 wrote to memory of 1868 752 0344d6ec47d85e81c4346f14bad096c4.exe 0344d6ec47d85e81c4346f14bad096c4.exe PID 752 wrote to memory of 1868 752 0344d6ec47d85e81c4346f14bad096c4.exe 0344d6ec47d85e81c4346f14bad096c4.exe PID 1868 wrote to memory of 2124 1868 0344d6ec47d85e81c4346f14bad096c4.exe iexplore.exe PID 1868 wrote to memory of 2124 1868 0344d6ec47d85e81c4346f14bad096c4.exe iexplore.exe PID 1868 wrote to memory of 2124 1868 0344d6ec47d85e81c4346f14bad096c4.exe iexplore.exe PID 1868 wrote to memory of 2124 1868 0344d6ec47d85e81c4346f14bad096c4.exe iexplore.exe PID 1868 wrote to memory of 2124 1868 0344d6ec47d85e81c4346f14bad096c4.exe iexplore.exe PID 1868 wrote to memory of 2124 1868 0344d6ec47d85e81c4346f14bad096c4.exe iexplore.exe PID 1868 wrote to memory of 2124 1868 0344d6ec47d85e81c4346f14bad096c4.exe iexplore.exe PID 1868 wrote to memory of 2124 1868 0344d6ec47d85e81c4346f14bad096c4.exe iexplore.exe PID 1868 wrote to memory of 740 1868 0344d6ec47d85e81c4346f14bad096c4.exe iexplore.exe PID 1868 wrote to memory of 740 1868 0344d6ec47d85e81c4346f14bad096c4.exe iexplore.exe PID 1868 wrote to memory of 740 1868 0344d6ec47d85e81c4346f14bad096c4.exe iexplore.exe PID 1868 wrote to memory of 740 1868 0344d6ec47d85e81c4346f14bad096c4.exe iexplore.exe PID 1868 wrote to memory of 740 1868 0344d6ec47d85e81c4346f14bad096c4.exe iexplore.exe PID 1868 wrote to memory of 740 1868 0344d6ec47d85e81c4346f14bad096c4.exe iexplore.exe PID 1868 wrote to memory of 740 1868 0344d6ec47d85e81c4346f14bad096c4.exe iexplore.exe PID 1868 wrote to memory of 740 1868 0344d6ec47d85e81c4346f14bad096c4.exe iexplore.exe PID 740 wrote to memory of 2252 740 iexplore.exe iexplore.exe PID 740 wrote to memory of 2252 740 iexplore.exe iexplore.exe PID 740 wrote to memory of 2252 740 iexplore.exe iexplore.exe PID 740 wrote to memory of 2252 740 iexplore.exe iexplore.exe PID 740 wrote to memory of 2252 740 iexplore.exe iexplore.exe PID 740 wrote to memory of 2252 740 iexplore.exe iexplore.exe PID 740 wrote to memory of 2252 740 iexplore.exe iexplore.exe PID 740 wrote to memory of 2252 740 iexplore.exe iexplore.exe PID 740 wrote to memory of 2224 740 iexplore.exe iexplore.exe PID 740 wrote to memory of 2224 740 iexplore.exe iexplore.exe PID 740 wrote to memory of 2224 740 iexplore.exe iexplore.exe PID 740 wrote to memory of 2224 740 iexplore.exe iexplore.exe PID 740 wrote to memory of 2224 740 iexplore.exe iexplore.exe PID 740 wrote to memory of 2224 740 iexplore.exe iexplore.exe PID 740 wrote to memory of 2224 740 iexplore.exe iexplore.exe PID 740 wrote to memory of 2224 740 iexplore.exe iexplore.exe PID 740 wrote to memory of 2224 740 iexplore.exe iexplore.exe PID 740 wrote to memory of 3656 740 iexplore.exe iexplore.exe PID 740 wrote to memory of 3656 740 iexplore.exe iexplore.exe PID 740 wrote to memory of 3656 740 iexplore.exe iexplore.exe PID 740 wrote to memory of 3656 740 iexplore.exe iexplore.exe PID 740 wrote to memory of 3656 740 iexplore.exe iexplore.exe PID 740 wrote to memory of 3656 740 iexplore.exe iexplore.exe PID 740 wrote to memory of 3656 740 iexplore.exe iexplore.exe PID 740 wrote to memory of 3656 740 iexplore.exe iexplore.exe PID 740 wrote to memory of 3656 740 iexplore.exe iexplore.exe PID 740 wrote to memory of 3352 740 iexplore.exe iexplore.exe PID 740 wrote to memory of 3352 740 iexplore.exe iexplore.exe PID 740 wrote to memory of 3352 740 iexplore.exe iexplore.exe PID 740 wrote to memory of 3352 740 iexplore.exe iexplore.exe PID 740 wrote to memory of 3352 740 iexplore.exe iexplore.exe PID 740 wrote to memory of 3352 740 iexplore.exe iexplore.exe PID 740 wrote to memory of 3352 740 iexplore.exe iexplore.exe PID 740 wrote to memory of 3352 740 iexplore.exe iexplore.exe PID 740 wrote to memory of 912 740 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:752 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c timeout 12⤵
- Suspicious use of WriteProcessMemory
PID:544 -
C:\Windows\SysWOW64\timeout.exetimeout 13⤵
- Delays execution with timeout.exe
PID:184 -
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:1868 -
C:\Program Files (x86)\Internet Explorer\iexplore.exeC:\Users\Admin\AppData\Local\Temp\0344d6ec47d85e81c4346f14bad096c4.exe3⤵PID:2124
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2124 -s 924⤵
- Program crash
PID:1164 -
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:740 -
C:\Program Files (x86)\Internet Explorer\iexplore.exe/stext "C:\Users\Admin\AppData\Roaming\L3Q7I4T2-J8A6-K6O4-W4G3-T5J7D0W2V5E0\ekdzacmae0.txt"4⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2252 -
C:\Program Files (x86)\Internet Explorer\iexplore.exe/stext "C:\Users\Admin\AppData\Roaming\L3Q7I4T2-J8A6-K6O4-W4G3-T5J7D0W2V5E0\ekdzacmae1.txt"4⤵PID:2224
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C:\Program Files (x86)\Internet Explorer\iexplore.exe/stext "C:\Users\Admin\AppData\Roaming\L3Q7I4T2-J8A6-K6O4-W4G3-T5J7D0W2V5E0\ekdzacmae2.txt"4⤵
- Suspicious behavior: EnumeratesProcesses
PID:3656 -
C:\Program Files (x86)\Internet Explorer\iexplore.exe/stext "C:\Users\Admin\AppData\Roaming\L3Q7I4T2-J8A6-K6O4-W4G3-T5J7D0W2V5E0\ekdzacmae3.txt"4⤵PID:3352
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C:\Program Files (x86)\Internet Explorer\iexplore.exe/stext "C:\Users\Admin\AppData\Roaming\L3Q7I4T2-J8A6-K6O4-W4G3-T5J7D0W2V5E0\ekdzacmae4.txt"4⤵PID:912
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 912 -s 925⤵
- Program crash
PID:3156 -
C:\Program Files (x86)\Internet Explorer\iexplore.exe/stext "C:\Users\Admin\AppData\Roaming\L3Q7I4T2-J8A6-K6O4-W4G3-T5J7D0W2V5E0\ekdzacmae4.txt"4⤵PID:184
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 184 -s 925⤵
- Program crash
PID:204 -
C:\Program Files (x86)\Internet Explorer\iexplore.exe/stext "C:\Users\Admin\AppData\Roaming\L3Q7I4T2-J8A6-K6O4-W4G3-T5J7D0W2V5E0\ekdzacmae4.txt"4⤵PID:900
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 752 -s 18362⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1260
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
f94dc819ca773f1e3cb27abbc9e7fa27
SHA19a7700efadc5ea09ab288544ef1e3cd876255086
SHA256a3377ade83786c2bdff5db19ff4dbfd796da4312402b5e77c4c63e38cc6eff92
SHA51272a2c10d7a53a7f9a319dab66d77ed65639e9aa885b551e0055fc7eaf6ef33bbf109205b42ae11555a0f292563914bc6edb63b310c6f9bda9564095f77ab9196
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MD5
f3b25701fe362ec84616a93a45ce9998
SHA1d62636d8caec13f04e28442a0a6fa1afeb024bbb
SHA256b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209
SHA51298c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84