Analysis
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max time kernel
150s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
06-10-2024 20:11
Static task
static1
Behavioral task
behavioral1
Sample
513574b5b9f4646ac0ffea66e8712f9694bc5f2c6b4dcc1ba54f7d98d5cd05ce.exe
Resource
win7-20240903-en
General
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Target
513574b5b9f4646ac0ffea66e8712f9694bc5f2c6b4dcc1ba54f7d98d5cd05ce.exe
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Size
620KB
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MD5
d35626f8fcaf558f0180e40455afd92e
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SHA1
007adc00f2d86e025a50543616d4d58bb95157df
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SHA256
513574b5b9f4646ac0ffea66e8712f9694bc5f2c6b4dcc1ba54f7d98d5cd05ce
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SHA512
fa4c2e4924b7d12de15f786e02bd7cba6abdc07ecec9406de0bb4c176972405540df6d0be49ae2ee6dc63dfdf3716da7ad3c3d2445ec3c9bbe1105b1b701fcdb
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SSDEEP
12288:xi2cAro2HQVWAHkFSq2hAWJYlMUtrxlyuJVRe8y6wo:xi2Tro2H2HESq2eWJ6MQjySjy/o
Malware Config
Signatures
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resource yara_rule behavioral1/memory/2572-9-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2572-10-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/1788-19-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2572-26-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/1788-28-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2092-29-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2092-30-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2092-34-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2092-35-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 9 IoCs
resource yara_rule behavioral1/memory/2572-9-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2572-10-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/1788-19-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2572-26-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/1788-28-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2092-29-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2092-30-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2092-34-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2092-35-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat -
Drops file in Drivers directory 1 IoCs
description ioc Process File created C:\Windows\system32\drivers\QAssist.sys TXPlatforn.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" TXPlatforn.exe -
Executes dropped EXE 3 IoCs
pid Process 2572 RVN.exe 1788 TXPlatforn.exe 2092 TXPlatforn.exe -
Loads dropped DLL 2 IoCs
pid Process 1840 513574b5b9f4646ac0ffea66e8712f9694bc5f2c6b4dcc1ba54f7d98d5cd05ce.exe 1788 TXPlatforn.exe -
Drops file in System32 directory 2 IoCs
description ioc Process File created C:\Windows\SysWOW64\TXPlatforn.exe RVN.exe File opened for modification C:\Windows\SysWOW64\TXPlatforn.exe RVN.exe -
resource yara_rule behavioral1/memory/2572-6-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2572-9-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2572-10-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/1788-19-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2572-26-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/1788-28-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2092-29-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2092-30-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2092-34-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2092-35-0x0000000010000000-0x00000000101B6000-memory.dmp upx -
System Location Discovery: System Language Discovery 1 TTPs 5 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 PING.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 513574b5b9f4646ac0ffea66e8712f9694bc5f2c6b4dcc1ba54f7d98d5cd05ce.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RVN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language TXPlatforn.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 2180 cmd.exe 2744 PING.EXE -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 2744 PING.EXE -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 2092 TXPlatforn.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 2572 RVN.exe Token: SeLoadDriverPrivilege 2092 TXPlatforn.exe Token: 33 2092 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 2092 TXPlatforn.exe Token: 33 2092 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 2092 TXPlatforn.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1840 513574b5b9f4646ac0ffea66e8712f9694bc5f2c6b4dcc1ba54f7d98d5cd05ce.exe -
Suspicious use of WriteProcessMemory 22 IoCs
description pid Process procid_target PID 1840 wrote to memory of 2572 1840 513574b5b9f4646ac0ffea66e8712f9694bc5f2c6b4dcc1ba54f7d98d5cd05ce.exe 31 PID 1840 wrote to memory of 2572 1840 513574b5b9f4646ac0ffea66e8712f9694bc5f2c6b4dcc1ba54f7d98d5cd05ce.exe 31 PID 1840 wrote to memory of 2572 1840 513574b5b9f4646ac0ffea66e8712f9694bc5f2c6b4dcc1ba54f7d98d5cd05ce.exe 31 PID 1840 wrote to memory of 2572 1840 513574b5b9f4646ac0ffea66e8712f9694bc5f2c6b4dcc1ba54f7d98d5cd05ce.exe 31 PID 1840 wrote to memory of 2572 1840 513574b5b9f4646ac0ffea66e8712f9694bc5f2c6b4dcc1ba54f7d98d5cd05ce.exe 31 PID 1840 wrote to memory of 2572 1840 513574b5b9f4646ac0ffea66e8712f9694bc5f2c6b4dcc1ba54f7d98d5cd05ce.exe 31 PID 1840 wrote to memory of 2572 1840 513574b5b9f4646ac0ffea66e8712f9694bc5f2c6b4dcc1ba54f7d98d5cd05ce.exe 31 PID 2572 wrote to memory of 2180 2572 RVN.exe 33 PID 2572 wrote to memory of 2180 2572 RVN.exe 33 PID 2572 wrote to memory of 2180 2572 RVN.exe 33 PID 2572 wrote to memory of 2180 2572 RVN.exe 33 PID 1788 wrote to memory of 2092 1788 TXPlatforn.exe 34 PID 1788 wrote to memory of 2092 1788 TXPlatforn.exe 34 PID 1788 wrote to memory of 2092 1788 TXPlatforn.exe 34 PID 1788 wrote to memory of 2092 1788 TXPlatforn.exe 34 PID 1788 wrote to memory of 2092 1788 TXPlatforn.exe 34 PID 1788 wrote to memory of 2092 1788 TXPlatforn.exe 34 PID 1788 wrote to memory of 2092 1788 TXPlatforn.exe 34 PID 2180 wrote to memory of 2744 2180 cmd.exe 36 PID 2180 wrote to memory of 2744 2180 cmd.exe 36 PID 2180 wrote to memory of 2744 2180 cmd.exe 36 PID 2180 wrote to memory of 2744 2180 cmd.exe 36
Processes
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C:\Users\Admin\AppData\Local\Temp\513574b5b9f4646ac0ffea66e8712f9694bc5f2c6b4dcc1ba54f7d98d5cd05ce.exe"C:\Users\Admin\AppData\Local\Temp\513574b5b9f4646ac0ffea66e8712f9694bc5f2c6b4dcc1ba54f7d98d5cd05ce.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1840 -
C:\Users\Admin\AppData\Local\Temp\RVN.exeC:\Users\Admin\AppData\Local\Temp\\RVN.exe2⤵
- Executes dropped EXE
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2572 -
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\RVN.exe > nul3⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Suspicious use of WriteProcessMemory
PID:2180 -
C:\Windows\SysWOW64\PING.EXEping -n 2 127.0.0.14⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:2744
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C:\Windows\SysWOW64\TXPlatforn.exeC:\Windows\SysWOW64\TXPlatforn.exe -auto1⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1788 -
C:\Windows\SysWOW64\TXPlatforn.exeC:\Windows\SysWOW64\TXPlatforn.exe -acsi2⤵
- Drops file in Drivers directory
- Sets service image path in registry
- Executes dropped EXE
- Suspicious behavior: LoadsDriver
- Suspicious use of AdjustPrivilegeToken
PID:2092
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Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Replay Monitor
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Downloads
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Filesize
620KB
MD5d35626f8fcaf558f0180e40455afd92e
SHA1007adc00f2d86e025a50543616d4d58bb95157df
SHA256513574b5b9f4646ac0ffea66e8712f9694bc5f2c6b4dcc1ba54f7d98d5cd05ce
SHA512fa4c2e4924b7d12de15f786e02bd7cba6abdc07ecec9406de0bb4c176972405540df6d0be49ae2ee6dc63dfdf3716da7ad3c3d2445ec3c9bbe1105b1b701fcdb
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Filesize
377KB
MD580ade1893dec9cab7f2e63538a464fcc
SHA1c06614da33a65eddb506db00a124a3fc3f5be02e
SHA25657a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd
SHA512fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4