Analysis
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max time kernel
136s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20250207-en -
resource tags
arch:x64arch:x86image:win10v2004-20250207-enlocale:en-usos:windows10-2004-x64system -
submitted
08-02-2025 12:02
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
738c9b02a99069619317466392e8b7a07c617c0b6a3e1ee89f410156d71ff59b.exe
Resource
win7-20241010-en
windows7-x64
20 signatures
150 seconds
General
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Target
738c9b02a99069619317466392e8b7a07c617c0b6a3e1ee89f410156d71ff59b.exe
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Size
491KB
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MD5
fd116ee7e4c7a593392090734c43602f
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SHA1
62c3c60d70b615d23af5323ca440ea0bd0e49007
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SHA256
738c9b02a99069619317466392e8b7a07c617c0b6a3e1ee89f410156d71ff59b
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SHA512
d9d2e40351ed4f8b320307c47c201a8058f67fc712d2c58aab2b81f1bdfe03012f10bafd3e0b7999e76589461fc274cbfea31fa6782ceb3acf4fec9797a7fe5d
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SSDEEP
6144:GpoMkequERu8qQ1fjYMMW9eKZH+IdISTUL24qL9cPKcPzR2R/6lZv:oDR+u8pfjYMMWNvdhUSByFPzFv
Malware Config
Signatures
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resource yara_rule behavioral2/memory/1108-2-0x0000000010000000-0x00000000101D0000-memory.dmp purplefox_rootkit behavioral2/memory/1108-3-0x0000000010000000-0x00000000101D0000-memory.dmp purplefox_rootkit behavioral2/memory/1108-5-0x0000000010000000-0x00000000101D0000-memory.dmp purplefox_rootkit behavioral2/memory/1324-14-0x0000000010000000-0x00000000101D0000-memory.dmp purplefox_rootkit behavioral2/memory/1324-16-0x0000000010000000-0x00000000101D0000-memory.dmp purplefox_rootkit behavioral2/memory/1324-13-0x0000000010000000-0x00000000101D0000-memory.dmp purplefox_rootkit behavioral2/memory/1324-17-0x0000000010000000-0x00000000101D0000-memory.dmp purplefox_rootkit behavioral2/memory/876-26-0x0000000010000000-0x00000000101D0000-memory.dmp purplefox_rootkit behavioral2/memory/876-25-0x0000000010000000-0x00000000101D0000-memory.dmp purplefox_rootkit behavioral2/memory/1108-24-0x0000000010000000-0x00000000101D0000-memory.dmp purplefox_rootkit behavioral2/memory/1324-28-0x0000000010000000-0x00000000101D0000-memory.dmp purplefox_rootkit behavioral2/memory/876-31-0x0000000010000000-0x00000000101D0000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 12 IoCs
resource yara_rule behavioral2/memory/1108-2-0x0000000010000000-0x00000000101D0000-memory.dmp family_gh0strat behavioral2/memory/1108-3-0x0000000010000000-0x00000000101D0000-memory.dmp family_gh0strat behavioral2/memory/1108-5-0x0000000010000000-0x00000000101D0000-memory.dmp family_gh0strat behavioral2/memory/1324-14-0x0000000010000000-0x00000000101D0000-memory.dmp family_gh0strat behavioral2/memory/1324-16-0x0000000010000000-0x00000000101D0000-memory.dmp family_gh0strat behavioral2/memory/1324-13-0x0000000010000000-0x00000000101D0000-memory.dmp family_gh0strat behavioral2/memory/1324-17-0x0000000010000000-0x00000000101D0000-memory.dmp family_gh0strat behavioral2/memory/876-26-0x0000000010000000-0x00000000101D0000-memory.dmp family_gh0strat behavioral2/memory/876-25-0x0000000010000000-0x00000000101D0000-memory.dmp family_gh0strat behavioral2/memory/1108-24-0x0000000010000000-0x00000000101D0000-memory.dmp family_gh0strat behavioral2/memory/1324-28-0x0000000010000000-0x00000000101D0000-memory.dmp family_gh0strat behavioral2/memory/876-31-0x0000000010000000-0x00000000101D0000-memory.dmp family_gh0strat -
Gh0strat family
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Purplefox family
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Downloads MZ/PE file 1 IoCs
flow pid Process 60 3476 Process not Found -
Executes dropped EXE 2 IoCs
pid Process 1324 Dtcsa.exe 876 Dtcsa.exe -
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) \??\H: Dtcsa.exe File opened (read-only) \??\J: Dtcsa.exe File opened (read-only) \??\Z: Dtcsa.exe File opened (read-only) \??\G: Dtcsa.exe File opened (read-only) \??\K: Dtcsa.exe File opened (read-only) \??\N: Dtcsa.exe File opened (read-only) \??\P: Dtcsa.exe File opened (read-only) \??\T: Dtcsa.exe File opened (read-only) \??\X: Dtcsa.exe File opened (read-only) \??\B: Dtcsa.exe File opened (read-only) \??\E: Dtcsa.exe File opened (read-only) \??\L: Dtcsa.exe File opened (read-only) \??\M: Dtcsa.exe File opened (read-only) \??\V: Dtcsa.exe File opened (read-only) \??\U: Dtcsa.exe File opened (read-only) \??\W: Dtcsa.exe File opened (read-only) \??\Y: Dtcsa.exe File opened (read-only) \??\I: Dtcsa.exe File opened (read-only) \??\O: Dtcsa.exe File opened (read-only) \??\Q: Dtcsa.exe File opened (read-only) \??\R: Dtcsa.exe File opened (read-only) \??\S: Dtcsa.exe -
resource yara_rule behavioral2/memory/1108-2-0x0000000010000000-0x00000000101D0000-memory.dmp upx behavioral2/memory/1108-3-0x0000000010000000-0x00000000101D0000-memory.dmp upx behavioral2/memory/1108-5-0x0000000010000000-0x00000000101D0000-memory.dmp upx behavioral2/memory/1108-0-0x0000000010000000-0x00000000101D0000-memory.dmp upx behavioral2/memory/1324-11-0x0000000010000000-0x00000000101D0000-memory.dmp upx behavioral2/memory/1324-14-0x0000000010000000-0x00000000101D0000-memory.dmp upx behavioral2/memory/1324-16-0x0000000010000000-0x00000000101D0000-memory.dmp upx behavioral2/memory/1324-13-0x0000000010000000-0x00000000101D0000-memory.dmp upx behavioral2/memory/1324-17-0x0000000010000000-0x00000000101D0000-memory.dmp upx behavioral2/memory/876-26-0x0000000010000000-0x00000000101D0000-memory.dmp upx behavioral2/memory/876-25-0x0000000010000000-0x00000000101D0000-memory.dmp upx behavioral2/memory/1108-24-0x0000000010000000-0x00000000101D0000-memory.dmp upx behavioral2/memory/1324-28-0x0000000010000000-0x00000000101D0000-memory.dmp upx behavioral2/memory/876-31-0x0000000010000000-0x00000000101D0000-memory.dmp upx -
Drops file in Program Files directory 2 IoCs
description ioc Process File created C:\Program Files\Dtcsa.exe 738c9b02a99069619317466392e8b7a07c617c0b6a3e1ee89f410156d71ff59b.exe File opened for modification C:\Program Files\Dtcsa.exe 738c9b02a99069619317466392e8b7a07c617c0b6a3e1ee89f410156d71ff59b.exe -
System Location Discovery: System Language Discovery 1 TTPs 6 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 738c9b02a99069619317466392e8b7a07c617c0b6a3e1ee89f410156d71ff59b.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Dtcsa.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language PING.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Dtcsa.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language MicrosoftEdgeUpdate.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 3 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 5072 cmd.exe 1132 PING.EXE 1552 MicrosoftEdgeUpdate.exe -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz Dtcsa.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 Dtcsa.exe -
Modifies data under HKEY_USERS 5 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\ActiveMovie\devenum Dtcsa.exe Key created \REGISTRY\USER\.DEFAULT\Software Dtcsa.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft Dtcsa.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\ActiveMovie Dtcsa.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\ActiveMovie\devenum\Version = "7" Dtcsa.exe -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 1132 PING.EXE -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 876 Dtcsa.exe 876 Dtcsa.exe 876 Dtcsa.exe 876 Dtcsa.exe 876 Dtcsa.exe 876 Dtcsa.exe 876 Dtcsa.exe 876 Dtcsa.exe 876 Dtcsa.exe 876 Dtcsa.exe 876 Dtcsa.exe 876 Dtcsa.exe 876 Dtcsa.exe 876 Dtcsa.exe 876 Dtcsa.exe 876 Dtcsa.exe 876 Dtcsa.exe 876 Dtcsa.exe 876 Dtcsa.exe 876 Dtcsa.exe 876 Dtcsa.exe 876 Dtcsa.exe 876 Dtcsa.exe 876 Dtcsa.exe 876 Dtcsa.exe 876 Dtcsa.exe 876 Dtcsa.exe 876 Dtcsa.exe 876 Dtcsa.exe 876 Dtcsa.exe 876 Dtcsa.exe 876 Dtcsa.exe 876 Dtcsa.exe 876 Dtcsa.exe 876 Dtcsa.exe 876 Dtcsa.exe 876 Dtcsa.exe 876 Dtcsa.exe 876 Dtcsa.exe 876 Dtcsa.exe 876 Dtcsa.exe 876 Dtcsa.exe 876 Dtcsa.exe 876 Dtcsa.exe 876 Dtcsa.exe 876 Dtcsa.exe 876 Dtcsa.exe 876 Dtcsa.exe 876 Dtcsa.exe 876 Dtcsa.exe 876 Dtcsa.exe 876 Dtcsa.exe 876 Dtcsa.exe 876 Dtcsa.exe 876 Dtcsa.exe 876 Dtcsa.exe 876 Dtcsa.exe 876 Dtcsa.exe 876 Dtcsa.exe 876 Dtcsa.exe 876 Dtcsa.exe 876 Dtcsa.exe 876 Dtcsa.exe 876 Dtcsa.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 1108 738c9b02a99069619317466392e8b7a07c617c0b6a3e1ee89f410156d71ff59b.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 1324 wrote to memory of 876 1324 Dtcsa.exe 88 PID 1324 wrote to memory of 876 1324 Dtcsa.exe 88 PID 1324 wrote to memory of 876 1324 Dtcsa.exe 88 PID 1108 wrote to memory of 5072 1108 738c9b02a99069619317466392e8b7a07c617c0b6a3e1ee89f410156d71ff59b.exe 87 PID 1108 wrote to memory of 5072 1108 738c9b02a99069619317466392e8b7a07c617c0b6a3e1ee89f410156d71ff59b.exe 87 PID 1108 wrote to memory of 5072 1108 738c9b02a99069619317466392e8b7a07c617c0b6a3e1ee89f410156d71ff59b.exe 87 PID 5072 wrote to memory of 1132 5072 cmd.exe 90 PID 5072 wrote to memory of 1132 5072 cmd.exe 90 PID 5072 wrote to memory of 1132 5072 cmd.exe 90
Processes
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C:\Users\Admin\AppData\Local\Temp\738c9b02a99069619317466392e8b7a07c617c0b6a3e1ee89f410156d71ff59b.exe"C:\Users\Admin\AppData\Local\Temp\738c9b02a99069619317466392e8b7a07c617c0b6a3e1ee89f410156d71ff59b.exe"1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1108 -
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\738C9B~1.EXE > nul2⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Suspicious use of WriteProcessMemory
PID:5072 -
C:\Windows\SysWOW64\PING.EXEping -n 2 127.0.0.13⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:1132
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C:\Program Files\Dtcsa.exe"C:\\Program Files\\Dtcsa.exe" -auto1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1324 -
C:\Program Files\Dtcsa.exe"C:\Program Files\Dtcsa.exe" -acsi2⤵
- Executes dropped EXE
- Enumerates connected drives
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
PID:876
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C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe"C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe" /ping 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-PGFwcCBhcHBpZD0iezhBNjlEMzQ1LUQ1NjQtNDYzYy1BRkYxLUE2OUQ5RTUzMEY5Nn0iIHZlcnNpb249IjEyMy4wLjYzMTIuMTIzIiBuZXh0dmVyc2lvbj0iIiBsYW5nPSJlbiIgYnJhbmQ9IkdHTFMiIGNsaWVudD0iIiBpbnN0YWxsYWdlPSIxIiBpbnN0YWxsZGF0ZXRpbWU9IjE3Mzg5NDU1NzgiIG9vYmVfaW5zdGFsbF90aW1lPSIxMzM4MzQxODAxNjUyMzAwMDAiPjxldmVudCBldmVudHR5cGU9IjMxIiBldmVudHJlc3VsdD0iMSIgZXJyb3Jjb2RlPSIwIiBleHRyYWNvZGUxPSIyMTc5ODYyIiBzeXN0ZW1fdXB0aW1lX3RpY2tzPSI1Mjg2ODM1MjUzIi8-PC9hcHA-PC9yZXF1ZXN0Pg1⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
PID:1552
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
491KB
MD5fd116ee7e4c7a593392090734c43602f
SHA162c3c60d70b615d23af5323ca440ea0bd0e49007
SHA256738c9b02a99069619317466392e8b7a07c617c0b6a3e1ee89f410156d71ff59b
SHA512d9d2e40351ed4f8b320307c47c201a8058f67fc712d2c58aab2b81f1bdfe03012f10bafd3e0b7999e76589461fc274cbfea31fa6782ceb3acf4fec9797a7fe5d