Analysis
-
max time kernel
150s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
19-01-2025 12:39
Static task
static1
Behavioral task
behavioral1
Sample
3f4e1ef02ba5aa8bca22fd8aee0ef0c69057b6cdf2041743094ea2bfb7cf64ed.exe
Resource
win7-20240903-en
General
-
Target
3f4e1ef02ba5aa8bca22fd8aee0ef0c69057b6cdf2041743094ea2bfb7cf64ed.exe
-
Size
1.4MB
-
MD5
d40e9bbe4d1bfb757c5a07f5fc35aa76
-
SHA1
cb6729e447f5eb37ba214baf4ca4480221878229
-
SHA256
3f4e1ef02ba5aa8bca22fd8aee0ef0c69057b6cdf2041743094ea2bfb7cf64ed
-
SHA512
53b005086cda4e0a54ee45cd9b0be3f45d655c5450fb482766d5c8a73f555aeed056406e5fe1072f563816202eb10a5f972547e5442bb95eb3f2fc97d1f78988
-
SSDEEP
24576:ri2Tro2H2HESq2eWJ6MQjySjyk85x1JpTozVqGQKdbYgtlfK:rxTc2H2tFvduyStYrTTUjK
Malware Config
Signatures
-
resource yara_rule behavioral2/memory/4872-15-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4512-30-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4512-31-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2136-25-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4512-34-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4512-36-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2136-23-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2136-22-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2136-21-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4872-11-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4872-12-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 11 IoCs
resource yara_rule behavioral2/memory/4872-15-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4512-30-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4512-31-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2136-25-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4512-34-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4512-36-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2136-23-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2136-22-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2136-21-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4872-11-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4872-12-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat -
Gh0strat family
-
Purplefox family
-
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 4 IoCs
pid Process 4872 RVN.exe 316 HD_3f4e1ef02ba5aa8bca22fd8aee0ef0c69057b6cdf2041743094ea2bfb7cf64ed.exe 2136 TXPlatforn.exe 4512 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 behavioral2/memory/4872-15-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4512-30-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4512-31-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2136-25-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4512-34-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4512-36-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2136-23-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2136-22-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2136-21-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2136-19-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4872-11-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4872-10-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4872-12-0x0000000010000000-0x00000000101B6000-memory.dmp upx -
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 3f4e1ef02ba5aa8bca22fd8aee0ef0c69057b6cdf2041743094ea2bfb7cf64ed.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RVN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language HD_3f4e1ef02ba5aa8bca22fd8aee0ef0c69057b6cdf2041743094ea2bfb7cf64ed.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language TXPlatforn.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language PING.EXE -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 4364 PING.EXE 3888 cmd.exe -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 4364 PING.EXE -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2392 3f4e1ef02ba5aa8bca22fd8aee0ef0c69057b6cdf2041743094ea2bfb7cf64ed.exe 2392 3f4e1ef02ba5aa8bca22fd8aee0ef0c69057b6cdf2041743094ea2bfb7cf64ed.exe -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 4512 TXPlatforn.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 4872 RVN.exe Token: SeLoadDriverPrivilege 4512 TXPlatforn.exe Token: 33 4512 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 4512 TXPlatforn.exe Token: 33 4512 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 4512 TXPlatforn.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2392 3f4e1ef02ba5aa8bca22fd8aee0ef0c69057b6cdf2041743094ea2bfb7cf64ed.exe -
Suspicious use of WriteProcessMemory 15 IoCs
description pid Process procid_target PID 2392 wrote to memory of 4872 2392 3f4e1ef02ba5aa8bca22fd8aee0ef0c69057b6cdf2041743094ea2bfb7cf64ed.exe 82 PID 2392 wrote to memory of 4872 2392 3f4e1ef02ba5aa8bca22fd8aee0ef0c69057b6cdf2041743094ea2bfb7cf64ed.exe 82 PID 2392 wrote to memory of 4872 2392 3f4e1ef02ba5aa8bca22fd8aee0ef0c69057b6cdf2041743094ea2bfb7cf64ed.exe 82 PID 2392 wrote to memory of 316 2392 3f4e1ef02ba5aa8bca22fd8aee0ef0c69057b6cdf2041743094ea2bfb7cf64ed.exe 83 PID 2392 wrote to memory of 316 2392 3f4e1ef02ba5aa8bca22fd8aee0ef0c69057b6cdf2041743094ea2bfb7cf64ed.exe 83 PID 2392 wrote to memory of 316 2392 3f4e1ef02ba5aa8bca22fd8aee0ef0c69057b6cdf2041743094ea2bfb7cf64ed.exe 83 PID 4872 wrote to memory of 3888 4872 RVN.exe 86 PID 4872 wrote to memory of 3888 4872 RVN.exe 86 PID 4872 wrote to memory of 3888 4872 RVN.exe 86 PID 2136 wrote to memory of 4512 2136 TXPlatforn.exe 88 PID 2136 wrote to memory of 4512 2136 TXPlatforn.exe 88 PID 2136 wrote to memory of 4512 2136 TXPlatforn.exe 88 PID 3888 wrote to memory of 4364 3888 cmd.exe 89 PID 3888 wrote to memory of 4364 3888 cmd.exe 89 PID 3888 wrote to memory of 4364 3888 cmd.exe 89
Processes
-
C:\Users\Admin\AppData\Local\Temp\3f4e1ef02ba5aa8bca22fd8aee0ef0c69057b6cdf2041743094ea2bfb7cf64ed.exe"C:\Users\Admin\AppData\Local\Temp\3f4e1ef02ba5aa8bca22fd8aee0ef0c69057b6cdf2041743094ea2bfb7cf64ed.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2392 -
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:4872 -
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:3888 -
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:4364
-
-
-
-
C:\Users\Admin\AppData\Local\Temp\HD_3f4e1ef02ba5aa8bca22fd8aee0ef0c69057b6cdf2041743094ea2bfb7cf64ed.exeC:\Users\Admin\AppData\Local\Temp\HD_3f4e1ef02ba5aa8bca22fd8aee0ef0c69057b6cdf2041743094ea2bfb7cf64ed.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:316
-
-
C:\Windows\SysWOW64\TXPlatforn.exeC:\Windows\SysWOW64\TXPlatforn.exe -auto1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2136 -
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:4512
-
Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Replay Monitor
Loading Replay Monitor...
Downloads
-
C:\Users\Admin\AppData\Local\Temp\HD_3f4e1ef02ba5aa8bca22fd8aee0ef0c69057b6cdf2041743094ea2bfb7cf64ed.exe
Filesize848KB
MD53ebad04a701434ad30ae6d8e761304ba
SHA12b281cd2d8aec5554f26f5ac5ab6c29efba19bd9
SHA2566fee77db9dafe0e3e8ec60a0c7c667aeecbbcdf4d528a16cde8e539e31eb4ce5
SHA512dba48158b9d7e1272c627736fa90e786c5a9f75bc3371873857f54c167d6a181b4d2a69e5bc416c3707fcadbc253ae01c3d7816f60d030be8361d41f30442e82
-
Filesize
572KB
MD5c674fd588c94466586bbf83c4d069265
SHA1557c42418f05f80cf9c808bb71a0dc740cbe50b8
SHA256d466b49b23c79b098ea54dcfcafb87bf36650baa3135f8b1c34c30000003a6c6
SHA51212085c9d2d17b0a2ad8c1764da9ea9f7aebc7b9722a3267fa57c76c670b5f099f5039a80d72217ef4ad932a477d749ba50d044c76d25acf4dfe01e631f7dd660
-
Filesize
377KB
MD580ade1893dec9cab7f2e63538a464fcc
SHA1c06614da33a65eddb506db00a124a3fc3f5be02e
SHA25657a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd
SHA512fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4