Analysis
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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
29-11-2024 10:05
Static task
static1
Behavioral task
behavioral1
Sample
d8960a141d72ec9b2c33e7f9a617da4c94736f42c71fa86255905f1dbd5ebe68.exe
Resource
win7-20241010-en
General
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Target
d8960a141d72ec9b2c33e7f9a617da4c94736f42c71fa86255905f1dbd5ebe68.exe
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Size
632KB
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MD5
e6fca69b6af7b32c93e22587258e7c1c
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SHA1
9f214131d64923d037d451629fc36b525b163fae
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SHA256
d8960a141d72ec9b2c33e7f9a617da4c94736f42c71fa86255905f1dbd5ebe68
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SHA512
61fbe9b999a7e124106b4762d7a992d10ac16c8c7ae35bae1ed5a57c63bb42ef68ab791c219a0e5a115e8a724312997b7efcc4011d9d5980eb90f3ae35f1d606
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SSDEEP
12288:Ii2cAro2HQVWAHkFSq2hAWJYlMUtrxlyuJVRe8ymazHK:Ii2Tro2H2HESq2eWJ6MQjySjymabK
Malware Config
Signatures
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resource yara_rule behavioral2/memory/432-7-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/432-11-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/432-8-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4364-16-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4364-18-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4364-17-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4364-20-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/924-23-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/924-25-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/924-24-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/924-27-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/924-29-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/924-31-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 13 IoCs
resource yara_rule behavioral2/memory/432-7-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/432-11-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/432-8-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4364-16-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4364-18-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4364-17-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4364-20-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/924-23-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/924-25-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/924-24-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/924-27-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/924-29-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/924-31-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat -
Gh0strat family
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Purplefox family
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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 432 RVN.exe 4364 TXPlatforn.exe 924 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/432-5-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/432-7-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/432-11-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/432-8-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4364-14-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4364-16-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4364-18-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4364-17-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4364-20-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/924-22-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/924-23-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/924-25-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/924-24-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/924-27-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/924-29-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/924-31-0x0000000010000000-0x00000000101B6000-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 TXPlatforn.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 d8960a141d72ec9b2c33e7f9a617da4c94736f42c71fa86255905f1dbd5ebe68.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RVN.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 4048 cmd.exe 1056 PING.EXE -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 1056 PING.EXE -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 924 TXPlatforn.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 432 RVN.exe Token: SeLoadDriverPrivilege 924 TXPlatforn.exe Token: 33 924 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 924 TXPlatforn.exe Token: 33 924 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 924 TXPlatforn.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 848 d8960a141d72ec9b2c33e7f9a617da4c94736f42c71fa86255905f1dbd5ebe68.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 848 wrote to memory of 432 848 d8960a141d72ec9b2c33e7f9a617da4c94736f42c71fa86255905f1dbd5ebe68.exe 83 PID 848 wrote to memory of 432 848 d8960a141d72ec9b2c33e7f9a617da4c94736f42c71fa86255905f1dbd5ebe68.exe 83 PID 848 wrote to memory of 432 848 d8960a141d72ec9b2c33e7f9a617da4c94736f42c71fa86255905f1dbd5ebe68.exe 83 PID 432 wrote to memory of 4048 432 RVN.exe 85 PID 432 wrote to memory of 4048 432 RVN.exe 85 PID 432 wrote to memory of 4048 432 RVN.exe 85 PID 4364 wrote to memory of 924 4364 TXPlatforn.exe 86 PID 4364 wrote to memory of 924 4364 TXPlatforn.exe 86 PID 4364 wrote to memory of 924 4364 TXPlatforn.exe 86 PID 4048 wrote to memory of 1056 4048 cmd.exe 88 PID 4048 wrote to memory of 1056 4048 cmd.exe 88 PID 4048 wrote to memory of 1056 4048 cmd.exe 88
Processes
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C:\Users\Admin\AppData\Local\Temp\d8960a141d72ec9b2c33e7f9a617da4c94736f42c71fa86255905f1dbd5ebe68.exe"C:\Users\Admin\AppData\Local\Temp\d8960a141d72ec9b2c33e7f9a617da4c94736f42c71fa86255905f1dbd5ebe68.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:848 -
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:432 -
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:4048 -
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:1056
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C:\Windows\SysWOW64\TXPlatforn.exeC:\Windows\SysWOW64\TXPlatforn.exe -auto1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4364 -
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:924
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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
632KB
MD5e6fca69b6af7b32c93e22587258e7c1c
SHA19f214131d64923d037d451629fc36b525b163fae
SHA256d8960a141d72ec9b2c33e7f9a617da4c94736f42c71fa86255905f1dbd5ebe68
SHA51261fbe9b999a7e124106b4762d7a992d10ac16c8c7ae35bae1ed5a57c63bb42ef68ab791c219a0e5a115e8a724312997b7efcc4011d9d5980eb90f3ae35f1d606
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Filesize
377KB
MD580ade1893dec9cab7f2e63538a464fcc
SHA1c06614da33a65eddb506db00a124a3fc3f5be02e
SHA25657a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd
SHA512fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4