Analysis
- max time kernel
118s - max time network
122s - platform
windows7_x64 - resource
win7-20231215-en - resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system - submitted
26/01/2024, 10:51
Behavioral task
behavioral1
Sample
a45e2d72a3718dd27e9b0703307a2e4a.exe
Resource
win7-20231215-en
13 signatures
150 seconds
Behavioral task
behavioral2
Sample
a45e2d72a3718dd27e9b0703307a2e4a.exe
Resource
win10v2004-20231215-en
16 signatures
150 seconds
General
- Target a45e2d72a3718dd27e9b0703307a2e4a.exe
- Size 2.0MB
- Sample240126-mxtcwsdcar
- SHA256 0032705a736c09ccb7d06c156ceceee2c5915f486a32df2cd0d00d8393c9e0f2
- MD5 a45e2d72a3718dd27e9b0703307a2e4a
- SHA1 f6ebbf64e1e39ec8a76abc083fa51a77fdac0f53
- SHA512 7fa83f4efb85388434cf6528aec75408f68cd9f05af04e01d3be1cf9eef83adab71e5eee6478c1e55314a37dbe8373b44ae161a1e3d48ab2105b9f1719251528
- SSDEEP 24576:9A9WcYe+oGCL+vBTgZeA26HSDz4nyTouez9kVfJdslp4SHvEMZyMApbABdW+Oocf:9az+tB3A2DzcyDYyMv4gZab0e3sM
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Signatures
- DcRat
DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.
- Modifies WinLogon for persistence 2 TTPs 9 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Program Files\\MSBuild\\a45e2d72a3718dd27e9b0703307a2e4a.exe\", \"C:\\Windows\\ShellNew\\dllhost.exe\", \"C:\\Recovery\\463aa442-9b96-11ee-b087-e6b52eba4e86\\System.exe\"" a45e2d72a3718dd27e9b0703307a2e4a.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Program Files\\MSBuild\\a45e2d72a3718dd27e9b0703307a2e4a.exe\", \"C:\\Windows\\ShellNew\\dllhost.exe\", \"C:\\Recovery\\463aa442-9b96-11ee-b087-e6b52eba4e86\\System.exe\", \"C:\\Program Files (x86)\\Windows Portable Devices\\dwm.exe\", \"C:\\Program Files (x86)\\Windows Mail\\it-IT\\a45e2d72a3718dd27e9b0703307a2e4a.exe\"" a45e2d72a3718dd27e9b0703307a2e4a.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Program Files\\MSBuild\\a45e2d72a3718dd27e9b0703307a2e4a.exe\", \"C:\\Windows\\ShellNew\\dllhost.exe\", \"C:\\Recovery\\463aa442-9b96-11ee-b087-e6b52eba4e86\\System.exe\", \"C:\\Program Files (x86)\\Windows Portable Devices\\dwm.exe\", \"C:\\Program Files (x86)\\Windows Mail\\it-IT\\a45e2d72a3718dd27e9b0703307a2e4a.exe\", \"C:\\MSOCache\\All Users\\{90140000-001A-0409-0000-0000000FF1CE}-C\\a45e2d72a3718dd27e9b0703307a2e4a.exe\"" a45e2d72a3718dd27e9b0703307a2e4a.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Program Files\\MSBuild\\a45e2d72a3718dd27e9b0703307a2e4a.exe\", \"C:\\Windows\\ShellNew\\dllhost.exe\", \"C:\\Recovery\\463aa442-9b96-11ee-b087-e6b52eba4e86\\System.exe\", \"C:\\Program Files (x86)\\Windows Portable Devices\\dwm.exe\", \"C:\\Program Files (x86)\\Windows Mail\\it-IT\\a45e2d72a3718dd27e9b0703307a2e4a.exe\", \"C:\\MSOCache\\All Users\\{90140000-001A-0409-0000-0000000FF1CE}-C\\a45e2d72a3718dd27e9b0703307a2e4a.exe\", \"C:\\Program Files (x86)\\Uninstall Information\\lsm.exe\"" a45e2d72a3718dd27e9b0703307a2e4a.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Program Files\\MSBuild\\a45e2d72a3718dd27e9b0703307a2e4a.exe\"" a45e2d72a3718dd27e9b0703307a2e4a.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Program Files\\MSBuild\\a45e2d72a3718dd27e9b0703307a2e4a.exe\", \"C:\\Windows\\ShellNew\\dllhost.exe\"" a45e2d72a3718dd27e9b0703307a2e4a.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Program Files\\MSBuild\\a45e2d72a3718dd27e9b0703307a2e4a.exe\", \"C:\\Windows\\ShellNew\\dllhost.exe\", \"C:\\Recovery\\463aa442-9b96-11ee-b087-e6b52eba4e86\\System.exe\", \"C:\\Program Files (x86)\\Windows Portable Devices\\dwm.exe\"" a45e2d72a3718dd27e9b0703307a2e4a.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Program Files\\MSBuild\\a45e2d72a3718dd27e9b0703307a2e4a.exe\", \"C:\\Windows\\ShellNew\\dllhost.exe\", \"C:\\Recovery\\463aa442-9b96-11ee-b087-e6b52eba4e86\\System.exe\", \"C:\\Program Files (x86)\\Windows Portable Devices\\dwm.exe\", \"C:\\Program Files (x86)\\Windows Mail\\it-IT\\a45e2d72a3718dd27e9b0703307a2e4a.exe\", \"C:\\MSOCache\\All Users\\{90140000-001A-0409-0000-0000000FF1CE}-C\\a45e2d72a3718dd27e9b0703307a2e4a.exe\", \"C:\\Program Files (x86)\\Uninstall Information\\lsm.exe\", \"C:\\Recovery\\463aa442-9b96-11ee-b087-e6b52eba4e86\\dwm.exe\"" a45e2d72a3718dd27e9b0703307a2e4a.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Program Files\\MSBuild\\a45e2d72a3718dd27e9b0703307a2e4a.exe\", \"C:\\Windows\\ShellNew\\dllhost.exe\", \"C:\\Recovery\\463aa442-9b96-11ee-b087-e6b52eba4e86\\System.exe\", \"C:\\Program Files (x86)\\Windows Portable Devices\\dwm.exe\", \"C:\\Program Files (x86)\\Windows Mail\\it-IT\\a45e2d72a3718dd27e9b0703307a2e4a.exe\", \"C:\\MSOCache\\All Users\\{90140000-001A-0409-0000-0000000FF1CE}-C\\a45e2d72a3718dd27e9b0703307a2e4a.exe\", \"C:\\Program Files (x86)\\Uninstall Information\\lsm.exe\", \"C:\\Recovery\\463aa442-9b96-11ee-b087-e6b52eba4e86\\dwm.exe\", \"C:\\Windows\\de-DE\\dwm.exe\"" a45e2d72a3718dd27e9b0703307a2e4a.exe - Process spawned unexpected child process 27 IoCs
This typically indicates the parent process was compromised via an exploit or macro.
description pid pid_target Process procid_target Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 2556 2800 schtasks.exe 28 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 2440 2800 schtasks.exe 28 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 2704 2800 schtasks.exe 28 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 2560 2800 schtasks.exe 28 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 2608 2800 schtasks.exe 28 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 2064 2800 schtasks.exe 28 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 3004 2800 schtasks.exe 28 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 1720 2800 schtasks.exe 28 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 2596 2800 schtasks.exe 28 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 1472 2800 schtasks.exe 28 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 2636 2800 schtasks.exe 28 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 2460 2800 schtasks.exe 28 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 2848 2800 schtasks.exe 28 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 2464 2800 schtasks.exe 28 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 1928 2800 schtasks.exe 28 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 1596 2800 schtasks.exe 28 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 1648 2800 schtasks.exe 28 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 1556 2800 schtasks.exe 28 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 268 2800 schtasks.exe 28 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 1240 2800 schtasks.exe 28 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 3012 2800 schtasks.exe 28 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 3032 2800 schtasks.exe 28 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 2056 2800 schtasks.exe 28 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 1052 2800 schtasks.exe 28 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 2984 2800 schtasks.exe 28 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 592 2800 schtasks.exe 28 Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 2116 2800 schtasks.exe 28 -
resource yara_rule behavioral1/memory/2264-0-0x0000000000B70000-0x0000000000D7A000-memory.dmp dcrat behavioral1/files/0x0038000000016d32-31.dat dcrat behavioral1/files/0x000700000001736f-119.dat dcrat behavioral1/memory/568-141-0x0000000000150000-0x000000000035A000-memory.dmp dcrat behavioral1/files/0x000700000001736f-134.dat dcrat - Executes dropped EXE 1 IoCs
pid Process 568 System.exe - Adds Run key to start application 2 TTPs 18 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\dllhost = "\"C:\\Windows\\ShellNew\\dllhost.exe\"" a45e2d72a3718dd27e9b0703307a2e4a.exe Set value (str) \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Windows\CurrentVersion\Run\dwm = "\"C:\\Program Files (x86)\\Windows Portable Devices\\dwm.exe\"" a45e2d72a3718dd27e9b0703307a2e4a.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\dwm = "\"C:\\Program Files (x86)\\Windows Portable Devices\\dwm.exe\"" a45e2d72a3718dd27e9b0703307a2e4a.exe Set value (str) \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Windows\CurrentVersion\Run\dwm = "\"C:\\Recovery\\463aa442-9b96-11ee-b087-e6b52eba4e86\\dwm.exe\"" a45e2d72a3718dd27e9b0703307a2e4a.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\dwm = "\"C:\\Recovery\\463aa442-9b96-11ee-b087-e6b52eba4e86\\dwm.exe\"" a45e2d72a3718dd27e9b0703307a2e4a.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\dwm = "\"C:\\Windows\\de-DE\\dwm.exe\"" a45e2d72a3718dd27e9b0703307a2e4a.exe Set value (str) \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Windows\CurrentVersion\Run\a45e2d72a3718dd27e9b0703307a2e4a = "\"C:\\Program Files\\MSBuild\\a45e2d72a3718dd27e9b0703307a2e4a.exe\"" a45e2d72a3718dd27e9b0703307a2e4a.exe Set value (str) \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Windows\CurrentVersion\Run\System = "\"C:\\Recovery\\463aa442-9b96-11ee-b087-e6b52eba4e86\\System.exe\"" a45e2d72a3718dd27e9b0703307a2e4a.exe Set value (str) \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Windows\CurrentVersion\Run\a45e2d72a3718dd27e9b0703307a2e4a = "\"C:\\MSOCache\\All Users\\{90140000-001A-0409-0000-0000000FF1CE}-C\\a45e2d72a3718dd27e9b0703307a2e4a.exe\"" a45e2d72a3718dd27e9b0703307a2e4a.exe Set value (str) \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Windows\CurrentVersion\Run\dwm = "\"C:\\Windows\\de-DE\\dwm.exe\"" a45e2d72a3718dd27e9b0703307a2e4a.exe Set value (str) \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Windows\CurrentVersion\Run\dllhost = "\"C:\\Windows\\ShellNew\\dllhost.exe\"" a45e2d72a3718dd27e9b0703307a2e4a.exe Set value (str) \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Windows\CurrentVersion\Run\lsm = "\"C:\\Program Files (x86)\\Uninstall Information\\lsm.exe\"" a45e2d72a3718dd27e9b0703307a2e4a.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\a45e2d72a3718dd27e9b0703307a2e4a = "\"C:\\Program Files\\MSBuild\\a45e2d72a3718dd27e9b0703307a2e4a.exe\"" a45e2d72a3718dd27e9b0703307a2e4a.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\System = "\"C:\\Recovery\\463aa442-9b96-11ee-b087-e6b52eba4e86\\System.exe\"" a45e2d72a3718dd27e9b0703307a2e4a.exe Set value (str) \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Windows\CurrentVersion\Run\a45e2d72a3718dd27e9b0703307a2e4a = "\"C:\\Program Files (x86)\\Windows Mail\\it-IT\\a45e2d72a3718dd27e9b0703307a2e4a.exe\"" a45e2d72a3718dd27e9b0703307a2e4a.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\a45e2d72a3718dd27e9b0703307a2e4a = "\"C:\\Program Files (x86)\\Windows Mail\\it-IT\\a45e2d72a3718dd27e9b0703307a2e4a.exe\"" a45e2d72a3718dd27e9b0703307a2e4a.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\a45e2d72a3718dd27e9b0703307a2e4a = "\"C:\\MSOCache\\All Users\\{90140000-001A-0409-0000-0000000FF1CE}-C\\a45e2d72a3718dd27e9b0703307a2e4a.exe\"" a45e2d72a3718dd27e9b0703307a2e4a.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\lsm = "\"C:\\Program Files (x86)\\Uninstall Information\\lsm.exe\"" a45e2d72a3718dd27e9b0703307a2e4a.exe - Drops file in Program Files directory 16 IoCs
description ioc Process File created C:\Program Files\MSBuild\a45e2d72a3718dd27e9b0703307a2e4a.exe a45e2d72a3718dd27e9b0703307a2e4a.exe File created C:\Program Files (x86)\Windows Portable Devices\dwm.exe a45e2d72a3718dd27e9b0703307a2e4a.exe File created C:\Program Files (x86)\Windows Mail\it-IT\a45e2d72a3718dd27e9b0703307a2e4a.exe a45e2d72a3718dd27e9b0703307a2e4a.exe File created C:\Program Files (x86)\Windows Mail\it-IT\caf82bc0cc2190 a45e2d72a3718dd27e9b0703307a2e4a.exe File created C:\Program Files (x86)\Uninstall Information\lsm.exe a45e2d72a3718dd27e9b0703307a2e4a.exe File opened for modification C:\Program Files\MSBuild\RCX2FC8.tmp a45e2d72a3718dd27e9b0703307a2e4a.exe File opened for modification C:\Program Files (x86)\Windows Mail\it-IT\a45e2d72a3718dd27e9b0703307a2e4a.exe a45e2d72a3718dd27e9b0703307a2e4a.exe File opened for modification C:\Program Files (x86)\Uninstall Information\lsm.exe a45e2d72a3718dd27e9b0703307a2e4a.exe File created C:\Program Files\MSBuild\caf82bc0cc2190 a45e2d72a3718dd27e9b0703307a2e4a.exe File created C:\Program Files (x86)\Windows Portable Devices\6cb0b6c459d5d3 a45e2d72a3718dd27e9b0703307a2e4a.exe File created C:\Program Files (x86)\Uninstall Information\101b941d020240 a45e2d72a3718dd27e9b0703307a2e4a.exe File opened for modification C:\Program Files (x86)\Windows Mail\it-IT\RCX38B2.tmp a45e2d72a3718dd27e9b0703307a2e4a.exe File opened for modification C:\Program Files (x86)\Uninstall Information\RCX3CB9.tmp a45e2d72a3718dd27e9b0703307a2e4a.exe File opened for modification C:\Program Files\MSBuild\a45e2d72a3718dd27e9b0703307a2e4a.exe a45e2d72a3718dd27e9b0703307a2e4a.exe File opened for modification C:\Program Files (x86)\Windows Portable Devices\RCX3641.tmp a45e2d72a3718dd27e9b0703307a2e4a.exe File opened for modification C:\Program Files (x86)\Windows Portable Devices\dwm.exe a45e2d72a3718dd27e9b0703307a2e4a.exe - Drops file in Windows directory 8 IoCs
description ioc Process File created C:\Windows\ShellNew\dllhost.exe a45e2d72a3718dd27e9b0703307a2e4a.exe File created C:\Windows\ShellNew\5940a34987c991 a45e2d72a3718dd27e9b0703307a2e4a.exe File created C:\Windows\de-DE\dwm.exe a45e2d72a3718dd27e9b0703307a2e4a.exe File created C:\Windows\de-DE\6cb0b6c459d5d3 a45e2d72a3718dd27e9b0703307a2e4a.exe File opened for modification C:\Windows\ShellNew\RCX3239.tmp a45e2d72a3718dd27e9b0703307a2e4a.exe File opened for modification C:\Windows\ShellNew\dllhost.exe a45e2d72a3718dd27e9b0703307a2e4a.exe File opened for modification C:\Windows\de-DE\RCX419B.tmp a45e2d72a3718dd27e9b0703307a2e4a.exe File opened for modification C:\Windows\de-DE\dwm.exe a45e2d72a3718dd27e9b0703307a2e4a.exe - Creates scheduled task(s) 1 TTPs 27 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 2560 schtasks.exe 3004 schtasks.exe 268 schtasks.exe 1596 schtasks.exe 1556 schtasks.exe 2460 schtasks.exe 1240 schtasks.exe 592 schtasks.exe 1928 schtasks.exe 2556 schtasks.exe 2064 schtasks.exe 2636 schtasks.exe 2848 schtasks.exe 2984 schtasks.exe 2596 schtasks.exe 2464 schtasks.exe 2056 schtasks.exe 1052 schtasks.exe 1720 schtasks.exe 3032 schtasks.exe 1648 schtasks.exe 3012 schtasks.exe 2116 schtasks.exe 2440 schtasks.exe 2704 schtasks.exe 2608 schtasks.exe 1472 schtasks.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2264 a45e2d72a3718dd27e9b0703307a2e4a.exe 2264 a45e2d72a3718dd27e9b0703307a2e4a.exe 2264 a45e2d72a3718dd27e9b0703307a2e4a.exe 2264 a45e2d72a3718dd27e9b0703307a2e4a.exe 2264 a45e2d72a3718dd27e9b0703307a2e4a.exe 2264 a45e2d72a3718dd27e9b0703307a2e4a.exe 2264 a45e2d72a3718dd27e9b0703307a2e4a.exe 2264 a45e2d72a3718dd27e9b0703307a2e4a.exe 2264 a45e2d72a3718dd27e9b0703307a2e4a.exe 2264 a45e2d72a3718dd27e9b0703307a2e4a.exe 2264 a45e2d72a3718dd27e9b0703307a2e4a.exe 2264 a45e2d72a3718dd27e9b0703307a2e4a.exe 2264 a45e2d72a3718dd27e9b0703307a2e4a.exe 2264 a45e2d72a3718dd27e9b0703307a2e4a.exe 2264 a45e2d72a3718dd27e9b0703307a2e4a.exe 2264 a45e2d72a3718dd27e9b0703307a2e4a.exe 2264 a45e2d72a3718dd27e9b0703307a2e4a.exe 2264 a45e2d72a3718dd27e9b0703307a2e4a.exe 2264 a45e2d72a3718dd27e9b0703307a2e4a.exe 2264 a45e2d72a3718dd27e9b0703307a2e4a.exe 2264 a45e2d72a3718dd27e9b0703307a2e4a.exe 2264 a45e2d72a3718dd27e9b0703307a2e4a.exe 2264 a45e2d72a3718dd27e9b0703307a2e4a.exe 2264 a45e2d72a3718dd27e9b0703307a2e4a.exe 2264 a45e2d72a3718dd27e9b0703307a2e4a.exe 2264 a45e2d72a3718dd27e9b0703307a2e4a.exe 2264 a45e2d72a3718dd27e9b0703307a2e4a.exe 2896 powershell.exe 2252 powershell.exe 1636 powershell.exe 3052 powershell.exe 1480 powershell.exe 3056 powershell.exe 1856 powershell.exe 320 powershell.exe 1796 powershell.exe 1912 powershell.exe 568 System.exe 568 System.exe 568 System.exe 568 System.exe 568 System.exe 568 System.exe 568 System.exe 568 System.exe 568 System.exe 568 System.exe 568 System.exe 568 System.exe 568 System.exe 568 System.exe 568 System.exe 568 System.exe 568 System.exe 568 System.exe 568 System.exe 568 System.exe 568 System.exe 568 System.exe 568 System.exe 568 System.exe 568 System.exe 568 System.exe 568 System.exe - Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 2264 a45e2d72a3718dd27e9b0703307a2e4a.exe Token: SeDebugPrivilege 2896 powershell.exe Token: SeDebugPrivilege 2252 powershell.exe Token: SeDebugPrivilege 568 System.exe Token: SeDebugPrivilege 1636 powershell.exe Token: SeDebugPrivilege 3052 powershell.exe Token: SeDebugPrivilege 1480 powershell.exe Token: SeDebugPrivilege 3056 powershell.exe Token: SeDebugPrivilege 1856 powershell.exe Token: SeDebugPrivilege 320 powershell.exe Token: SeDebugPrivilege 1796 powershell.exe Token: SeDebugPrivilege 1912 powershell.exe - Suspicious use of WriteProcessMemory 33 IoCs
description pid Process procid_target PID 2264 wrote to memory of 2896 2264 a45e2d72a3718dd27e9b0703307a2e4a.exe 56 PID 2264 wrote to memory of 2896 2264 a45e2d72a3718dd27e9b0703307a2e4a.exe 56 PID 2264 wrote to memory of 2896 2264 a45e2d72a3718dd27e9b0703307a2e4a.exe 56 PID 2264 wrote to memory of 1856 2264 a45e2d72a3718dd27e9b0703307a2e4a.exe 57 PID 2264 wrote to memory of 1856 2264 a45e2d72a3718dd27e9b0703307a2e4a.exe 57 PID 2264 wrote to memory of 1856 2264 a45e2d72a3718dd27e9b0703307a2e4a.exe 57 PID 2264 wrote to memory of 2252 2264 a45e2d72a3718dd27e9b0703307a2e4a.exe 58 PID 2264 wrote to memory of 2252 2264 a45e2d72a3718dd27e9b0703307a2e4a.exe 58 PID 2264 wrote to memory of 2252 2264 a45e2d72a3718dd27e9b0703307a2e4a.exe 58 PID 2264 wrote to memory of 1636 2264 a45e2d72a3718dd27e9b0703307a2e4a.exe 59 PID 2264 wrote to memory of 1636 2264 a45e2d72a3718dd27e9b0703307a2e4a.exe 59 PID 2264 wrote to memory of 1636 2264 a45e2d72a3718dd27e9b0703307a2e4a.exe 59 PID 2264 wrote to memory of 1912 2264 a45e2d72a3718dd27e9b0703307a2e4a.exe 60 PID 2264 wrote to memory of 1912 2264 a45e2d72a3718dd27e9b0703307a2e4a.exe 60 PID 2264 wrote to memory of 1912 2264 a45e2d72a3718dd27e9b0703307a2e4a.exe 60 PID 2264 wrote to memory of 1480 2264 a45e2d72a3718dd27e9b0703307a2e4a.exe 61 PID 2264 wrote to memory of 1480 2264 a45e2d72a3718dd27e9b0703307a2e4a.exe 61 PID 2264 wrote to memory of 1480 2264 a45e2d72a3718dd27e9b0703307a2e4a.exe 61 PID 2264 wrote to memory of 1796 2264 a45e2d72a3718dd27e9b0703307a2e4a.exe 69 PID 2264 wrote to memory of 1796 2264 a45e2d72a3718dd27e9b0703307a2e4a.exe 69 PID 2264 wrote to memory of 1796 2264 a45e2d72a3718dd27e9b0703307a2e4a.exe 69 PID 2264 wrote to memory of 320 2264 a45e2d72a3718dd27e9b0703307a2e4a.exe 66 PID 2264 wrote to memory of 320 2264 a45e2d72a3718dd27e9b0703307a2e4a.exe 66 PID 2264 wrote to memory of 320 2264 a45e2d72a3718dd27e9b0703307a2e4a.exe 66 PID 2264 wrote to memory of 3052 2264 a45e2d72a3718dd27e9b0703307a2e4a.exe 67 PID 2264 wrote to memory of 3052 2264 a45e2d72a3718dd27e9b0703307a2e4a.exe 67 PID 2264 wrote to memory of 3052 2264 a45e2d72a3718dd27e9b0703307a2e4a.exe 67 PID 2264 wrote to memory of 3056 2264 a45e2d72a3718dd27e9b0703307a2e4a.exe 68 PID 2264 wrote to memory of 3056 2264 a45e2d72a3718dd27e9b0703307a2e4a.exe 68 PID 2264 wrote to memory of 3056 2264 a45e2d72a3718dd27e9b0703307a2e4a.exe 68 PID 2264 wrote to memory of 568 2264 a45e2d72a3718dd27e9b0703307a2e4a.exe 76 PID 2264 wrote to memory of 568 2264 a45e2d72a3718dd27e9b0703307a2e4a.exe 76 PID 2264 wrote to memory of 568 2264 a45e2d72a3718dd27e9b0703307a2e4a.exe 76 - Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
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C:\Users\Admin\AppData\Local\Temp\a45e2d72a3718dd27e9b0703307a2e4a.exe"C:\Users\Admin\AppData\Local\Temp\a45e2d72a3718dd27e9b0703307a2e4a.exe"1⤵
- Modifies WinLogon for persistence
- Adds Run key to start application
- Drops file in Program Files directory
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2264 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\a45e2d72a3718dd27e9b0703307a2e4a.exe'2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2896
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:\Program Files\MSBuild\a45e2d72a3718dd27e9b0703307a2e4a.exe'2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1856
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:\Windows\ShellNew\dllhost.exe'2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2252
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:\Recovery\463aa442-9b96-11ee-b087-e6b52eba4e86\System.exe'2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1636
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:\Program Files (x86)\Windows Portable Devices\dwm.exe'2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1912
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:\Program Files (x86)\Windows Mail\it-IT\a45e2d72a3718dd27e9b0703307a2e4a.exe'2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1480
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:\Program Files (x86)\Uninstall Information\lsm.exe'2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:320
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:\Recovery\463aa442-9b96-11ee-b087-e6b52eba4e86\dwm.exe'2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3052
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:\Windows\de-DE\dwm.exe'2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3056
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell" -Command Add-MpPreference -ExclusionPath 'C:\MSOCache\All Users\{90140000-001A-0409-0000-0000000FF1CE}-C\a45e2d72a3718dd27e9b0703307a2e4a.exe'2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1796
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C:\Recovery\463aa442-9b96-11ee-b087-e6b52eba4e86\System.exe"C:\Recovery\463aa442-9b96-11ee-b087-e6b52eba4e86\System.exe"2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:568
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "dllhostd" /sc MINUTE /mo 13 /tr "'C:\Windows\ShellNew\dllhost.exe'" /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:2556
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "a45e2d72a3718dd27e9b0703307a2e4aa" /sc MINUTE /mo 11 /tr "'C:\Program Files\MSBuild\a45e2d72a3718dd27e9b0703307a2e4a.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:2440
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "a45e2d72a3718dd27e9b0703307a2e4a" /sc ONLOGON /tr "'C:\Program Files\MSBuild\a45e2d72a3718dd27e9b0703307a2e4a.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:2704
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "a45e2d72a3718dd27e9b0703307a2e4aa" /sc MINUTE /mo 14 /tr "'C:\Program Files\MSBuild\a45e2d72a3718dd27e9b0703307a2e4a.exe'" /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:2560
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "dllhost" /sc ONLOGON /tr "'C:\Windows\ShellNew\dllhost.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:2608
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "dllhostd" /sc MINUTE /mo 13 /tr "'C:\Windows\ShellNew\dllhost.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:2064
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "SystemS" /sc MINUTE /mo 9 /tr "'C:\Recovery\463aa442-9b96-11ee-b087-e6b52eba4e86\System.exe'" /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:3004
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "System" /sc ONLOGON /tr "'C:\Recovery\463aa442-9b96-11ee-b087-e6b52eba4e86\System.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:1720
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "SystemS" /sc MINUTE /mo 12 /tr "'C:\Recovery\463aa442-9b96-11ee-b087-e6b52eba4e86\System.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:2596
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "dwmd" /sc MINUTE /mo 10 /tr "'C:\Program Files (x86)\Windows Portable Devices\dwm.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:1472
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "dwm" /sc ONLOGON /tr "'C:\Program Files (x86)\Windows Portable Devices\dwm.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:2636
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "a45e2d72a3718dd27e9b0703307a2e4aa" /sc MINUTE /mo 5 /tr "'C:\Program Files (x86)\Windows Mail\it-IT\a45e2d72a3718dd27e9b0703307a2e4a.exe'" /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:2460
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "dwmd" /sc MINUTE /mo 11 /tr "'C:\Program Files (x86)\Windows Portable Devices\dwm.exe'" /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:2848
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "a45e2d72a3718dd27e9b0703307a2e4a" /sc ONLOGON /tr "'C:\Program Files (x86)\Windows Mail\it-IT\a45e2d72a3718dd27e9b0703307a2e4a.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:2464
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "a45e2d72a3718dd27e9b0703307a2e4aa" /sc MINUTE /mo 12 /tr "'C:\Program Files (x86)\Windows Mail\it-IT\a45e2d72a3718dd27e9b0703307a2e4a.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:1928
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "a45e2d72a3718dd27e9b0703307a2e4a" /sc ONLOGON /tr "'C:\MSOCache\All Users\{90140000-001A-0409-0000-0000000FF1CE}-C\a45e2d72a3718dd27e9b0703307a2e4a.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:1596
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "a45e2d72a3718dd27e9b0703307a2e4aa" /sc MINUTE /mo 11 /tr "'C:\MSOCache\All Users\{90140000-001A-0409-0000-0000000FF1CE}-C\a45e2d72a3718dd27e9b0703307a2e4a.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:1648
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "a45e2d72a3718dd27e9b0703307a2e4aa" /sc MINUTE /mo 6 /tr "'C:\MSOCache\All Users\{90140000-001A-0409-0000-0000000FF1CE}-C\a45e2d72a3718dd27e9b0703307a2e4a.exe'" /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:1556
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "lsml" /sc MINUTE /mo 8 /tr "'C:\Program Files (x86)\Uninstall Information\lsm.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:268
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "dwm" /sc ONLOGON /tr "'C:\Recovery\463aa442-9b96-11ee-b087-e6b52eba4e86\dwm.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:1240
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "dwmd" /sc MINUTE /mo 7 /tr "'C:\Windows\de-DE\dwm.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:3012
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "dwm" /sc ONLOGON /tr "'C:\Windows\de-DE\dwm.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:3032
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "dwmd" /sc MINUTE /mo 12 /tr "'C:\Windows\de-DE\dwm.exe'" /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:2056
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "dwmd" /sc MINUTE /mo 13 /tr "'C:\Recovery\463aa442-9b96-11ee-b087-e6b52eba4e86\dwm.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:1052
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "dwmd" /sc MINUTE /mo 7 /tr "'C:\Recovery\463aa442-9b96-11ee-b087-e6b52eba4e86\dwm.exe'" /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:2984
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "lsm" /sc ONLOGON /tr "'C:\Program Files (x86)\Uninstall Information\lsm.exe'" /rl HIGHEST /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:592
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C:\Windows\system32\schtasks.exeschtasks.exe /create /tn "lsml" /sc MINUTE /mo 10 /tr "'C:\Program Files (x86)\Uninstall Information\lsm.exe'" /f1⤵
- Process spawned unexpected child process
- Creates scheduled task(s)
PID:2116
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Scheduled Task/Job
1Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Program Files (x86)\Windows Mail\it-IT\a45e2d72a3718dd27e9b0703307a2e4a.exe
- Size 903KB
- SHA256 db2088178208c684f1ab9ebe1298a4faa22b222212f320da65d8e140018c45cb
- MD5 4d27fa40cbda011f491631ba0b7a4f83
- SHA1 fd692c2de10cffc5afd882d327aa89ee0a43dd62
- SHA512 8e649a4d96576cb556167e24b1e27344339d1a0e4f7e06c04acc0266b5dbc88b9d692e0e1fc3f4b3afdf8b4e18033d7dbd596c221bfc3f66679dbdda2e45c356
- SSDEEP 12288:9AB2CBxPPud4rYe+i1fs/kGCLZCkn8v4uHBN5akVUZTD+bn0+f4r:9A9WcYe+oGCL+vBTgZeAr
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Recovery\463aa442-9b96-11ee-b087-e6b52eba4e86\System.exe
- Size 327KB
- SHA256 9a3536cc5f8391935afa6f6117a07880ddf54ca49b63e42c3b4f9b3e47a87d3a
- MD5 dff1950afea2cf87ceea84543a2b39bf
- SHA1 02eec83cb4ccf1ac49ae9aa87f7ea07be8b24212
- SHA512 e446fc7af23dc487b8d3acc5d19100f59e977cd818694b2f31ac3e4891c62197a6754a39d851bfe4d6056d34e9c70882b4b8f86d2540434ee2e8ad8c83f1a61b
- SSDEEP 3072:BmO4aKS5d7+RtXEsTHtCCqBl8zzvo4+4iMsNIx3R1UbWY/AvjP6LCq4rp2je+cNB:9ABpsCqBD4iGxPPY1d4rYe+qz1fscF
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Recovery\463aa442-9b96-11ee-b087-e6b52eba4e86\System.exe
- Size 190KB
- SHA256 a6cf36f5b6450efc3868fd7dcb55f5256f3dfa6cf7db235fce257a4bd5460375
- MD5 c389ab71f277a87a9daac84bedd19049
- SHA1 64e3d51d38feb96f861479c01712418722ec6f59
- SHA512 32b3fdd2c000fb32a66972ab7665696f33d2ebafde6b638a4001f3c65ece4ad1ecedc215e3de86e281b8fd3328fdda47ebacc06948abc207edf36b993f7a7923
- SSDEEP 3072:BmO4aKS5d7+RtXEsTHtCCqBl8zzvo4+4iMsNIx3R1Q:9ABpsCqBD4iGxPQ
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\590aee7bdd69b59b.customDestinations-ms
- Size 7KB
- SHA256 05221218da2a8628bf82786c5122f4fce50f10c084e07ee0c596683017d0c513
- MD5 624c6c5080fa1d43eedcc1e706fb5498
- SHA1 ed7c6d8b18bbbc72eca7bbb7d2faaa0457cfa7ca
- SHA512 f888ca65260a139573390147d94d49716a3962e26931d82cd78752f13b38de2875314a24b8e0be87ba9ea48230d62cac8b13c019e83798f1a99384e657f405ea
- SSDEEP 96:gBX2C1M8PnqvsqvJCwo8BX2C1M8PnqvsEHyqvJCworlNxCQHoa7qlXlUVP:Q7DUok7DAHnorlGla7qlg
- MD5 SHA1 SHA512 SSDEEP