Analysis
- max time kernel
146s - max time network
157s - platform
windows10-2004_x64 - resource
win10v2004-20230824-en - resource tags
arch:x64arch:x86image:win10v2004-20230824-enlocale:en-usos:windows10-2004-x64system - submitted
27/08/2023, 16:02
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
65965b7ce6b3cd033346f1f811d039d056c70d0a4eac4391ed79e0cdd0448504.exe
Resource
win7-20230712-en
windows7-x64
17 signatures
150 seconds
General
- Target 65965b7ce6b3cd033346f1f811d039d056c70d0a4eac4391ed79e0cdd0448504.exe
- Size 375KB
- Sample230827-tha2bsdb3w
- SHA256 65965b7ce6b3cd033346f1f811d039d056c70d0a4eac4391ed79e0cdd0448504
- MD5 466c10070446e6d1473ade307cca636b
- SHA1 2e39328c38d9c95f39fd0a41df9328b470326f0a
- SHA512 635cd6613d2fcfa9e0d3f9d8c627fd82ba5e7cf331232ac053226accd78e3228fc3df8aa540cc45faf8d370dbfc5822924618b2347927ec1ed715bd8de6ae3a3
- SSDEEP 6144:sxO+L1Czykh18bmlOEgrr8zF9r4GB30fxIb0AqhEj7OLKXe5zGy:kMzZh18aJgrrIv4GR0fxIxOLKXc
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Signatures
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resource yara_rule behavioral2/memory/4844-3-0x0000000010000000-0x00000000101A8000-memory.dmp purplefox_rootkit behavioral2/memory/4844-4-0x0000000010000000-0x00000000101A8000-memory.dmp purplefox_rootkit behavioral2/memory/4844-16-0x0000000010000000-0x00000000101A8000-memory.dmp purplefox_rootkit behavioral2/memory/568-22-0x0000000010000000-0x00000000101A8000-memory.dmp purplefox_rootkit behavioral2/memory/568-27-0x0000000010000000-0x00000000101A8000-memory.dmp purplefox_rootkit behavioral2/memory/568-33-0x0000000010000000-0x00000000101A8000-memory.dmp purplefox_rootkit behavioral2/memory/568-34-0x0000000010000000-0x00000000101A8000-memory.dmp purplefox_rootkit behavioral2/memory/568-35-0x0000000010000000-0x00000000101A8000-memory.dmp purplefox_rootkit - Gh0st RAT payload 10 IoCs
resource yara_rule behavioral2/memory/4844-2-0x0000000010000000-0x00000000101A8000-memory.dmp family_gh0strat behavioral2/memory/4844-3-0x0000000010000000-0x00000000101A8000-memory.dmp family_gh0strat behavioral2/memory/4844-4-0x0000000010000000-0x00000000101A8000-memory.dmp family_gh0strat behavioral2/memory/4844-16-0x0000000010000000-0x00000000101A8000-memory.dmp family_gh0strat behavioral2/memory/568-20-0x0000000010000000-0x00000000101A8000-memory.dmp family_gh0strat behavioral2/memory/568-22-0x0000000010000000-0x00000000101A8000-memory.dmp family_gh0strat behavioral2/memory/568-27-0x0000000010000000-0x00000000101A8000-memory.dmp family_gh0strat behavioral2/memory/568-33-0x0000000010000000-0x00000000101A8000-memory.dmp family_gh0strat behavioral2/memory/568-34-0x0000000010000000-0x00000000101A8000-memory.dmp family_gh0strat behavioral2/memory/568-35-0x0000000010000000-0x00000000101A8000-memory.dmp family_gh0strat - Drops file in Drivers directory 1 IoCs
description ioc Process File created C:\Windows\system32\drivers\QAssist.sys sainbox.exe - Sets service image path in registry 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\QAssist\ImagePath = "system32\\DRIVERS\\QAssist.sys" sainbox.exe - Executes dropped EXE 1 IoCs
pid Process 568 sainbox.exe -
resource yara_rule behavioral2/memory/4844-0-0x0000000010000000-0x00000000101A8000-memory.dmp upx behavioral2/memory/4844-2-0x0000000010000000-0x00000000101A8000-memory.dmp upx behavioral2/memory/4844-3-0x0000000010000000-0x00000000101A8000-memory.dmp upx behavioral2/memory/4844-4-0x0000000010000000-0x00000000101A8000-memory.dmp upx behavioral2/memory/4844-16-0x0000000010000000-0x00000000101A8000-memory.dmp upx behavioral2/memory/568-20-0x0000000010000000-0x00000000101A8000-memory.dmp upx behavioral2/memory/568-22-0x0000000010000000-0x00000000101A8000-memory.dmp upx behavioral2/memory/568-27-0x0000000010000000-0x00000000101A8000-memory.dmp upx behavioral2/memory/568-33-0x0000000010000000-0x00000000101A8000-memory.dmp upx behavioral2/memory/568-34-0x0000000010000000-0x00000000101A8000-memory.dmp upx behavioral2/memory/568-35-0x0000000010000000-0x00000000101A8000-memory.dmp upx - Enumerates connected drives 3 TTPs 22 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\J: sainbox.exe File opened (read-only) \??\R: sainbox.exe File opened (read-only) \??\T: sainbox.exe File opened (read-only) \??\O: sainbox.exe File opened (read-only) \??\V: sainbox.exe File opened (read-only) \??\W: sainbox.exe File opened (read-only) \??\X: sainbox.exe File opened (read-only) \??\Y: sainbox.exe File opened (read-only) \??\G: sainbox.exe File opened (read-only) \??\I: sainbox.exe File opened (read-only) \??\K: sainbox.exe File opened (read-only) \??\Q: sainbox.exe File opened (read-only) \??\S: sainbox.exe File opened (read-only) \??\U: sainbox.exe File opened (read-only) \??\B: sainbox.exe File opened (read-only) \??\E: sainbox.exe File opened (read-only) \??\N: sainbox.exe File opened (read-only) \??\P: sainbox.exe File opened (read-only) \??\Z: sainbox.exe File opened (read-only) \??\H: sainbox.exe File opened (read-only) \??\L: sainbox.exe File opened (read-only) \??\M: sainbox.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Runs ping.exe 1 TTPs 1 IoCs
pid Process 4468 PING.EXE - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 568 sainbox.exe 568 sainbox.exe 568 sainbox.exe 568 sainbox.exe 568 sainbox.exe 568 sainbox.exe 568 sainbox.exe 568 sainbox.exe 568 sainbox.exe 568 sainbox.exe 568 sainbox.exe 568 sainbox.exe 568 sainbox.exe 568 sainbox.exe 568 sainbox.exe 568 sainbox.exe 568 sainbox.exe 568 sainbox.exe 568 sainbox.exe 568 sainbox.exe 568 sainbox.exe 568 sainbox.exe 568 sainbox.exe 568 sainbox.exe 568 sainbox.exe 568 sainbox.exe 568 sainbox.exe 568 sainbox.exe 568 sainbox.exe 568 sainbox.exe 568 sainbox.exe 568 sainbox.exe 568 sainbox.exe 568 sainbox.exe 568 sainbox.exe 568 sainbox.exe 568 sainbox.exe 568 sainbox.exe 568 sainbox.exe 568 sainbox.exe 568 sainbox.exe 568 sainbox.exe 568 sainbox.exe 568 sainbox.exe 568 sainbox.exe 568 sainbox.exe 568 sainbox.exe 568 sainbox.exe 568 sainbox.exe 568 sainbox.exe 568 sainbox.exe 568 sainbox.exe 568 sainbox.exe 568 sainbox.exe 568 sainbox.exe 568 sainbox.exe 568 sainbox.exe 568 sainbox.exe 568 sainbox.exe 568 sainbox.exe 568 sainbox.exe 568 sainbox.exe 568 sainbox.exe 568 sainbox.exe - Suspicious behavior: LoadsDriver 1 IoCs
pid Process 568 sainbox.exe - Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 4844 65965b7ce6b3cd033346f1f811d039d056c70d0a4eac4391ed79e0cdd0448504.exe Token: SeLoadDriverPrivilege 568 sainbox.exe Token: 33 568 sainbox.exe Token: SeIncBasePriorityPrivilege 568 sainbox.exe Token: 33 568 sainbox.exe Token: SeIncBasePriorityPrivilege 568 sainbox.exe - Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 4844 wrote to memory of 568 4844 65965b7ce6b3cd033346f1f811d039d056c70d0a4eac4391ed79e0cdd0448504.exe 87 PID 4844 wrote to memory of 568 4844 65965b7ce6b3cd033346f1f811d039d056c70d0a4eac4391ed79e0cdd0448504.exe 87 PID 4844 wrote to memory of 568 4844 65965b7ce6b3cd033346f1f811d039d056c70d0a4eac4391ed79e0cdd0448504.exe 87 PID 4844 wrote to memory of 228 4844 65965b7ce6b3cd033346f1f811d039d056c70d0a4eac4391ed79e0cdd0448504.exe 88 PID 4844 wrote to memory of 228 4844 65965b7ce6b3cd033346f1f811d039d056c70d0a4eac4391ed79e0cdd0448504.exe 88 PID 4844 wrote to memory of 228 4844 65965b7ce6b3cd033346f1f811d039d056c70d0a4eac4391ed79e0cdd0448504.exe 88 PID 228 wrote to memory of 4468 228 cmd.exe 90 PID 228 wrote to memory of 4468 228 cmd.exe 90 PID 228 wrote to memory of 4468 228 cmd.exe 90
Processes
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C:\Users\Admin\AppData\Local\Temp\65965b7ce6b3cd033346f1f811d039d056c70d0a4eac4391ed79e0cdd0448504.exe"C:\Users\Admin\AppData\Local\Temp\65965b7ce6b3cd033346f1f811d039d056c70d0a4eac4391ed79e0cdd0448504.exe"1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4844 -
C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Startup\sainbox.exe"C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Startup\sainbox.exe"2⤵
- Drops file in Drivers directory
- Sets service image path in registry
- Executes dropped EXE
- Enumerates connected drives
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: LoadsDriver
- Suspicious use of AdjustPrivilegeToken
PID:568
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ping -n 2 127.0.0.1 > nul && del C:\Users\Admin\AppData\Local\Temp\65965B~1.EXE > nul2⤵
- Suspicious use of WriteProcessMemory
PID:228 -
C:\Windows\SysWOW64\PING.EXEping -n 2 127.0.0.13⤵
- Runs ping.exe
PID:4468
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\ProgramData\Microsoft\Windows\Start Menu\Programs\StartUp\sainbox.exe
- Size 375KB
- SHA256 65965b7ce6b3cd033346f1f811d039d056c70d0a4eac4391ed79e0cdd0448504
- MD5 466c10070446e6d1473ade307cca636b
- SHA1 2e39328c38d9c95f39fd0a41df9328b470326f0a
- SHA512 635cd6613d2fcfa9e0d3f9d8c627fd82ba5e7cf331232ac053226accd78e3228fc3df8aa540cc45faf8d370dbfc5822924618b2347927ec1ed715bd8de6ae3a3
- SSDEEP 6144:sxO+L1Czykh18bmlOEgrr8zF9r4GB30fxIb0AqhEj7OLKXe5zGy:kMzZh18aJgrrIv4GR0fxIxOLKXc
- MD5 SHA1 SHA512 SSDEEP
- Path C:\ProgramData\Microsoft\Windows\Start Menu\Programs\StartUp\sainbox.exe
- Size 375KB
- SHA256 65965b7ce6b3cd033346f1f811d039d056c70d0a4eac4391ed79e0cdd0448504
- MD5 466c10070446e6d1473ade307cca636b
- SHA1 2e39328c38d9c95f39fd0a41df9328b470326f0a
- SHA512 635cd6613d2fcfa9e0d3f9d8c627fd82ba5e7cf331232ac053226accd78e3228fc3df8aa540cc45faf8d370dbfc5822924618b2347927ec1ed715bd8de6ae3a3
- SSDEEP 6144:sxO+L1Czykh18bmlOEgrr8zF9r4GB30fxIb0AqhEj7OLKXe5zGy:kMzZh18aJgrrIv4GR0fxIxOLKXc
- MD5 SHA1 SHA512 SSDEEP
- Path C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Startup\sainbox.exe
- Size 375KB
- SHA256 65965b7ce6b3cd033346f1f811d039d056c70d0a4eac4391ed79e0cdd0448504
- MD5 466c10070446e6d1473ade307cca636b
- SHA1 2e39328c38d9c95f39fd0a41df9328b470326f0a
- SHA512 635cd6613d2fcfa9e0d3f9d8c627fd82ba5e7cf331232ac053226accd78e3228fc3df8aa540cc45faf8d370dbfc5822924618b2347927ec1ed715bd8de6ae3a3
- SSDEEP 6144:sxO+L1Czykh18bmlOEgrr8zF9r4GB30fxIb0AqhEj7OLKXe5zGy:kMzZh18aJgrrIv4GR0fxIxOLKXc
- MD5 SHA1 SHA512 SSDEEP