Analysis
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max time kernel
149s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20220901-en -
resource tags
arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system -
submitted
26-11-2022 04:52
Static task
static1
Behavioral task
behavioral1
Sample
7177529bc2634db5086beec460aa02422c4f5d3b947331241fa47ea54def42e4.exe
Resource
win7-20220901-en
General
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Target
7177529bc2634db5086beec460aa02422c4f5d3b947331241fa47ea54def42e4.exe
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Size
2.8MB
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MD5
64c67772759f544a72cf5083043b1318
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SHA1
b1ace16cb5cf045ea5f92fe39f134959cb2e35f4
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SHA256
7177529bc2634db5086beec460aa02422c4f5d3b947331241fa47ea54def42e4
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SHA512
79a6a9a84c257f27aa60429c0e6d82ab794093d8b608f43a40c574ac150bedd7a89805f0d0daf21dfb55a64f54533dcf959e6a484057d34290e39129db7100c7
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SSDEEP
24576:lhZkzg+YyZro4XOK1EfVWztlQr7wfNobr:luto4ejozLQSab
Malware Config
Signatures
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Processes:
resource yara_rule behavioral1/memory/1464-55-0x00000000034A0000-0x0000000003646000-memory.dmp purplefox_rootkit behavioral1/memory/1464-60-0x0000000003360000-0x0000000003499000-memory.dmp purplefox_rootkit behavioral1/memory/1464-61-0x00000000034A0000-0x0000000003646000-memory.dmp purplefox_rootkit behavioral1/memory/1012-68-0x0000000002350000-0x00000000024F6000-memory.dmp purplefox_rootkit behavioral1/memory/1012-72-0x0000000002350000-0x00000000024F6000-memory.dmp purplefox_rootkit behavioral1/memory/1012-76-0x0000000002350000-0x00000000024F6000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 6 IoCs
Processes:
resource yara_rule behavioral1/memory/1464-55-0x00000000034A0000-0x0000000003646000-memory.dmp family_gh0strat behavioral1/memory/1464-60-0x0000000003360000-0x0000000003499000-memory.dmp family_gh0strat behavioral1/memory/1464-61-0x00000000034A0000-0x0000000003646000-memory.dmp family_gh0strat behavioral1/memory/1012-68-0x0000000002350000-0x00000000024F6000-memory.dmp family_gh0strat behavioral1/memory/1012-72-0x0000000002350000-0x00000000024F6000-memory.dmp family_gh0strat behavioral1/memory/1012-76-0x0000000002350000-0x00000000024F6000-memory.dmp family_gh0strat -
Downloads MZ/PE file
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Executes dropped EXE 1 IoCs
Processes:
windows.exepid process 1012 windows.exe -
Sets file to hidden 1 TTPs 2 IoCs
Modifies file attributes to stop it showing in Explorer etc.
Processes:
attrib.exeattrib.exepid process 1496 attrib.exe 2008 attrib.exe -
Loads dropped DLL 1 IoCs
Processes:
7177529bc2634db5086beec460aa02422c4f5d3b947331241fa47ea54def42e4.exepid process 1464 7177529bc2634db5086beec460aa02422c4f5d3b947331241fa47ea54def42e4.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
windows.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Window°²È«·À»¤ÖÐÐÄÄ£¿é = "C:\\ProgramData\\Micros\\svchost.exe" windows.exe -
Enumerates connected drives 3 TTPs 23 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
Processes:
windows.exedescription ioc process File opened (read-only) \??\L: windows.exe File opened (read-only) \??\N: windows.exe File opened (read-only) \??\P: windows.exe File opened (read-only) \??\Q: windows.exe File opened (read-only) \??\S: windows.exe File opened (read-only) \??\B: windows.exe File opened (read-only) \??\E: windows.exe File opened (read-only) \??\G: windows.exe File opened (read-only) \??\R: windows.exe File opened (read-only) \??\V: windows.exe File opened (read-only) \??\W: windows.exe File opened (read-only) \??\X: windows.exe File opened (read-only) \??\F: windows.exe File opened (read-only) \??\J: windows.exe File opened (read-only) \??\K: windows.exe File opened (read-only) \??\U: windows.exe File opened (read-only) \??\Y: windows.exe File opened (read-only) \??\H: windows.exe File opened (read-only) \??\M: windows.exe File opened (read-only) \??\O: windows.exe File opened (read-only) \??\I: windows.exe File opened (read-only) \??\T: windows.exe File opened (read-only) \??\Z: windows.exe -
Drops file in Program Files directory 1 IoCs
Processes:
attrib.exedescription ioc process File opened for modification C:\PROGRA~3\windows.exe attrib.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
windows.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz windows.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 windows.exe -
Suspicious behavior: EnumeratesProcesses 44 IoCs
Processes:
7177529bc2634db5086beec460aa02422c4f5d3b947331241fa47ea54def42e4.exewindows.exepid process 1464 7177529bc2634db5086beec460aa02422c4f5d3b947331241fa47ea54def42e4.exe 1464 7177529bc2634db5086beec460aa02422c4f5d3b947331241fa47ea54def42e4.exe 1464 7177529bc2634db5086beec460aa02422c4f5d3b947331241fa47ea54def42e4.exe 1464 7177529bc2634db5086beec460aa02422c4f5d3b947331241fa47ea54def42e4.exe 1464 7177529bc2634db5086beec460aa02422c4f5d3b947331241fa47ea54def42e4.exe 1012 windows.exe 1012 windows.exe 1012 windows.exe 1012 windows.exe 1012 windows.exe 1012 windows.exe 1012 windows.exe 1012 windows.exe 1012 windows.exe 1012 windows.exe 1012 windows.exe 1012 windows.exe 1012 windows.exe 1012 windows.exe 1012 windows.exe 1012 windows.exe 1012 windows.exe 1012 windows.exe 1012 windows.exe 1012 windows.exe 1012 windows.exe 1012 windows.exe 1012 windows.exe 1012 windows.exe 1012 windows.exe 1012 windows.exe 1012 windows.exe 1012 windows.exe 1012 windows.exe 1012 windows.exe 1012 windows.exe 1012 windows.exe 1012 windows.exe 1012 windows.exe 1012 windows.exe 1012 windows.exe 1012 windows.exe 1012 windows.exe 1012 windows.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
Processes:
7177529bc2634db5086beec460aa02422c4f5d3b947331241fa47ea54def42e4.exewindows.exedescription pid process Token: SeIncBasePriorityPrivilege 1464 7177529bc2634db5086beec460aa02422c4f5d3b947331241fa47ea54def42e4.exe Token: SeIncBasePriorityPrivilege 1012 windows.exe Token: 33 1012 windows.exe Token: SeIncBasePriorityPrivilege 1012 windows.exe Token: 33 1012 windows.exe Token: SeIncBasePriorityPrivilege 1012 windows.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
7177529bc2634db5086beec460aa02422c4f5d3b947331241fa47ea54def42e4.exewindows.exepid process 1464 7177529bc2634db5086beec460aa02422c4f5d3b947331241fa47ea54def42e4.exe 1012 windows.exe -
Suspicious use of WriteProcessMemory 32 IoCs
Processes:
7177529bc2634db5086beec460aa02422c4f5d3b947331241fa47ea54def42e4.execmd.exewindows.execmd.exedescription pid process target process PID 1464 wrote to memory of 1056 1464 7177529bc2634db5086beec460aa02422c4f5d3b947331241fa47ea54def42e4.exe cmd.exe PID 1464 wrote to memory of 1056 1464 7177529bc2634db5086beec460aa02422c4f5d3b947331241fa47ea54def42e4.exe cmd.exe PID 1464 wrote to memory of 1056 1464 7177529bc2634db5086beec460aa02422c4f5d3b947331241fa47ea54def42e4.exe cmd.exe PID 1464 wrote to memory of 1056 1464 7177529bc2634db5086beec460aa02422c4f5d3b947331241fa47ea54def42e4.exe cmd.exe PID 1464 wrote to memory of 632 1464 7177529bc2634db5086beec460aa02422c4f5d3b947331241fa47ea54def42e4.exe cmd.exe PID 1464 wrote to memory of 632 1464 7177529bc2634db5086beec460aa02422c4f5d3b947331241fa47ea54def42e4.exe cmd.exe PID 1464 wrote to memory of 632 1464 7177529bc2634db5086beec460aa02422c4f5d3b947331241fa47ea54def42e4.exe cmd.exe PID 1464 wrote to memory of 632 1464 7177529bc2634db5086beec460aa02422c4f5d3b947331241fa47ea54def42e4.exe cmd.exe PID 1464 wrote to memory of 1092 1464 7177529bc2634db5086beec460aa02422c4f5d3b947331241fa47ea54def42e4.exe cmd.exe PID 1464 wrote to memory of 1092 1464 7177529bc2634db5086beec460aa02422c4f5d3b947331241fa47ea54def42e4.exe cmd.exe PID 1464 wrote to memory of 1092 1464 7177529bc2634db5086beec460aa02422c4f5d3b947331241fa47ea54def42e4.exe cmd.exe PID 1464 wrote to memory of 1092 1464 7177529bc2634db5086beec460aa02422c4f5d3b947331241fa47ea54def42e4.exe cmd.exe PID 1056 wrote to memory of 1496 1056 cmd.exe attrib.exe PID 1056 wrote to memory of 1496 1056 cmd.exe attrib.exe PID 1056 wrote to memory of 1496 1056 cmd.exe attrib.exe PID 1056 wrote to memory of 1496 1056 cmd.exe attrib.exe PID 1464 wrote to memory of 1012 1464 7177529bc2634db5086beec460aa02422c4f5d3b947331241fa47ea54def42e4.exe windows.exe PID 1464 wrote to memory of 1012 1464 7177529bc2634db5086beec460aa02422c4f5d3b947331241fa47ea54def42e4.exe windows.exe PID 1464 wrote to memory of 1012 1464 7177529bc2634db5086beec460aa02422c4f5d3b947331241fa47ea54def42e4.exe windows.exe PID 1464 wrote to memory of 1012 1464 7177529bc2634db5086beec460aa02422c4f5d3b947331241fa47ea54def42e4.exe windows.exe PID 1012 wrote to memory of 1344 1012 windows.exe cmd.exe PID 1012 wrote to memory of 1344 1012 windows.exe cmd.exe PID 1012 wrote to memory of 1344 1012 windows.exe cmd.exe PID 1012 wrote to memory of 1344 1012 windows.exe cmd.exe PID 1344 wrote to memory of 2008 1344 cmd.exe attrib.exe PID 1344 wrote to memory of 2008 1344 cmd.exe attrib.exe PID 1344 wrote to memory of 2008 1344 cmd.exe attrib.exe PID 1344 wrote to memory of 2008 1344 cmd.exe attrib.exe PID 1012 wrote to memory of 1676 1012 windows.exe cmd.exe PID 1012 wrote to memory of 1676 1012 windows.exe cmd.exe PID 1012 wrote to memory of 1676 1012 windows.exe cmd.exe PID 1012 wrote to memory of 1676 1012 windows.exe cmd.exe -
Views/modifies file attributes 1 TTPs 2 IoCs
Processes:
attrib.exeattrib.exepid process 1496 attrib.exe 2008 attrib.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\7177529bc2634db5086beec460aa02422c4f5d3b947331241fa47ea54def42e4.exe"C:\Users\Admin\AppData\Local\Temp\7177529bc2634db5086beec460aa02422c4f5d3b947331241fa47ea54def42e4.exe"1⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c attrib C:\Users\Admin\AppData\Local\Temp\717752~1.EXE +s +h2⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\attrib.exeattrib C:\Users\Admin\AppData\Local\Temp\717752~1.EXE +s +h3⤵
- Sets file to hidden
- Views/modifies file attributes
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C:\Windows\SysWOW64\cmd.execmd /c md C:\ProgramData\Micros2⤵
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C:\Windows\SysWOW64\cmd.execmd /c md C:\ProgramData\Micros2⤵
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C:\ProgramData\windows.exeC:\ProgramData\windows.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Enumerates connected drives
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c attrib C:\PROGRA~3\windows.exe +s +h3⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\attrib.exeattrib C:\PROGRA~3\windows.exe +s +h4⤵
- Sets file to hidden
- Drops file in Program Files directory
- Views/modifies file attributes
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C:\Windows\SysWOW64\cmd.execmd /c md C:\ProgramData\ru3⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\PROGRA~3\windows.exeFilesize
2.8MB
MD564c67772759f544a72cf5083043b1318
SHA1b1ace16cb5cf045ea5f92fe39f134959cb2e35f4
SHA2567177529bc2634db5086beec460aa02422c4f5d3b947331241fa47ea54def42e4
SHA51279a6a9a84c257f27aa60429c0e6d82ab794093d8b608f43a40c574ac150bedd7a89805f0d0daf21dfb55a64f54533dcf959e6a484057d34290e39129db7100c7
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C:\ProgramData\Micros\1.txtFilesize
76KB
MD5a0174e9945895fa8ace11f6bb4a64298
SHA1527c4ebc005deb88f29edd83a23ac977735d76c4
SHA2562dcd521895377ae3463dd61369c7fc6aafd8610e020592bf29b88888fc295ca0
SHA512974f26161cc94c42fbe781db476562ccee90051f5c419ad156d4d17ab63231fa62a064c32cf1acc648e06d01d7f69e785f1421407859f2d78976d76a89b27dec
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C:\ProgramData\Micros\2.txtFilesize
44KB
MD596d097045736a2a1526d63c2d83a6b22
SHA1dde933d7fcc22e41f981d043a3aa835e3b19f86e
SHA256abbd451b402243bf00ad76f253d2b1c3f80d1d6f6c7f5b2f0d5e3fdd7f9c06e5
SHA512e6ef5a7f25af760fef212b46b1796b8b386575e258a8b02a4c74510bb600e7fac3d344cceae14ef4b72a2520022e7cc611b34a56f737892ed4970ed1150945bd
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C:\ProgramData\SHELL.TXTFilesize
1.2MB
MD53a609e0c8a5d9c5f8ca058f767fa20cf
SHA1791ddf60a63150bffee4e7453679a78853ffcb7c
SHA256f6386b915a9a1344fd7d40850132bca0f54a8cfb43721021049e968c32536799
SHA512fbe66dd84b9bad885d843c662992aa3a9b3d25b14a3acfcdb13b04547836295c37b0f9cf4fb8b7c0537de9601992e1c4275e9e1a841a130f3efb2b1e7fb34f35
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C:\ProgramData\SHELL.iniFilesize
49B
MD5baa025d92f40142cddefaae3a6d3b07d
SHA17f7860a9f60e518bc9a9173d7f53a5d881826d08
SHA25616d4b007848fa36f6494108c0137a8601b2c93137c680eb84771a91903bd54b0
SHA512469ff41a6fd199cb7da92c441b3d31cad90caf9668038b3dc0b48bfa98aca124281b42f6792e67ed0078108ad3e8abab2ccb42368676fbe35fc801a54559a1c5
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C:\ProgramData\windows.exeFilesize
2.8MB
MD564c67772759f544a72cf5083043b1318
SHA1b1ace16cb5cf045ea5f92fe39f134959cb2e35f4
SHA2567177529bc2634db5086beec460aa02422c4f5d3b947331241fa47ea54def42e4
SHA51279a6a9a84c257f27aa60429c0e6d82ab794093d8b608f43a40c574ac150bedd7a89805f0d0daf21dfb55a64f54533dcf959e6a484057d34290e39129db7100c7
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\ProgramData\windows.exeFilesize
2.8MB
MD564c67772759f544a72cf5083043b1318
SHA1b1ace16cb5cf045ea5f92fe39f134959cb2e35f4
SHA2567177529bc2634db5086beec460aa02422c4f5d3b947331241fa47ea54def42e4
SHA51279a6a9a84c257f27aa60429c0e6d82ab794093d8b608f43a40c574ac150bedd7a89805f0d0daf21dfb55a64f54533dcf959e6a484057d34290e39129db7100c7
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memory/632-57-0x0000000000000000-mapping.dmp
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memory/1012-72-0x0000000002350000-0x00000000024F6000-memory.dmpFilesize
1.6MB
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memory/1012-76-0x0000000002350000-0x00000000024F6000-memory.dmpFilesize
1.6MB
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memory/1012-63-0x0000000000000000-mapping.dmp
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memory/1012-68-0x0000000002350000-0x00000000024F6000-memory.dmpFilesize
1.6MB
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memory/1056-56-0x0000000000000000-mapping.dmp
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memory/1092-58-0x0000000000000000-mapping.dmp
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memory/1344-69-0x0000000000000000-mapping.dmp
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memory/1464-61-0x00000000034A0000-0x0000000003646000-memory.dmpFilesize
1.6MB
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memory/1464-54-0x00000000758B1000-0x00000000758B3000-memory.dmpFilesize
8KB
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memory/1464-55-0x00000000034A0000-0x0000000003646000-memory.dmpFilesize
1.6MB
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memory/1464-60-0x0000000003360000-0x0000000003499000-memory.dmpFilesize
1.2MB
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memory/1496-59-0x0000000000000000-mapping.dmp
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memory/1676-73-0x0000000000000000-mapping.dmp
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memory/2008-70-0x0000000000000000-mapping.dmp