Analysis
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max time kernel
150s -
max time network
128s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
06-10-2024 20:04
Static task
static1
Behavioral task
behavioral1
Sample
6123505721a13d325432b641aab0603403c7a190224846ed276563ac681e9ea2.exe
Resource
win7-20240903-en
General
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Target
6123505721a13d325432b641aab0603403c7a190224846ed276563ac681e9ea2.exe
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Size
616KB
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MD5
26816052ab3fdc53c155aaf26f410172
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SHA1
d6cb718c59da6f1617d847ef7f23492f1d22b2a9
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SHA256
6123505721a13d325432b641aab0603403c7a190224846ed276563ac681e9ea2
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SHA512
bd31e4d3d4b904259782b9a3ef5a1553169d7d242ad0b251e684508529bd2863a36e766b16542e634a013070cb6f7a80375e6ffa9a1ba2f05d0a54db030c0fff
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SSDEEP
12288:pi2cAro2HQVWAHkFSq2hAWJYlMUtrxlyuJVRe8ySw8:pi2Tro2H2HESq2eWJ6MQjySjy38
Malware Config
Signatures
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resource yara_rule behavioral2/memory/4428-7-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4428-11-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3604-25-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/1300-24-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/1300-17-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/1300-18-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/1300-16-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4428-8-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3604-26-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3604-30-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3604-31-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 11 IoCs
resource yara_rule behavioral2/memory/4428-7-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4428-11-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/3604-25-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/1300-24-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/1300-17-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/1300-18-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/1300-16-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4428-8-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/3604-26-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/3604-30-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/3604-31-0x0000000010000000-0x00000000101B6000-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 4428 RVN.exe 1300 TXPlatforn.exe 3604 TXPlatforn.exe -
Drops file in System32 directory 2 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\TXPlatforn.exe RVN.exe File created C:\Windows\SysWOW64\TXPlatforn.exe RVN.exe -
resource yara_rule behavioral2/memory/4428-5-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4428-7-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4428-11-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1300-14-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3604-25-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1300-24-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1300-17-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1300-18-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1300-16-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4428-8-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3604-26-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3604-30-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3604-31-0x0000000010000000-0x00000000101B6000-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 RVN.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 Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 6123505721a13d325432b641aab0603403c7a190224846ed276563ac681e9ea2.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 5108 PING.EXE 4520 cmd.exe -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 5108 PING.EXE -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 3604 TXPlatforn.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 4428 RVN.exe Token: SeLoadDriverPrivilege 3604 TXPlatforn.exe Token: 33 3604 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 3604 TXPlatforn.exe Token: 33 3604 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 3604 TXPlatforn.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 3364 6123505721a13d325432b641aab0603403c7a190224846ed276563ac681e9ea2.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 3364 wrote to memory of 4428 3364 6123505721a13d325432b641aab0603403c7a190224846ed276563ac681e9ea2.exe 82 PID 3364 wrote to memory of 4428 3364 6123505721a13d325432b641aab0603403c7a190224846ed276563ac681e9ea2.exe 82 PID 3364 wrote to memory of 4428 3364 6123505721a13d325432b641aab0603403c7a190224846ed276563ac681e9ea2.exe 82 PID 4428 wrote to memory of 4520 4428 RVN.exe 84 PID 4428 wrote to memory of 4520 4428 RVN.exe 84 PID 4428 wrote to memory of 4520 4428 RVN.exe 84 PID 1300 wrote to memory of 3604 1300 TXPlatforn.exe 86 PID 1300 wrote to memory of 3604 1300 TXPlatforn.exe 86 PID 1300 wrote to memory of 3604 1300 TXPlatforn.exe 86 PID 4520 wrote to memory of 5108 4520 cmd.exe 87 PID 4520 wrote to memory of 5108 4520 cmd.exe 87 PID 4520 wrote to memory of 5108 4520 cmd.exe 87
Processes
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C:\Users\Admin\AppData\Local\Temp\6123505721a13d325432b641aab0603403c7a190224846ed276563ac681e9ea2.exe"C:\Users\Admin\AppData\Local\Temp\6123505721a13d325432b641aab0603403c7a190224846ed276563ac681e9ea2.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3364 -
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:4428 -
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:4520 -
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:5108
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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:1300 -
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:3604
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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
616KB
MD526816052ab3fdc53c155aaf26f410172
SHA1d6cb718c59da6f1617d847ef7f23492f1d22b2a9
SHA2566123505721a13d325432b641aab0603403c7a190224846ed276563ac681e9ea2
SHA512bd31e4d3d4b904259782b9a3ef5a1553169d7d242ad0b251e684508529bd2863a36e766b16542e634a013070cb6f7a80375e6ffa9a1ba2f05d0a54db030c0fff
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Filesize
377KB
MD580ade1893dec9cab7f2e63538a464fcc
SHA1c06614da33a65eddb506db00a124a3fc3f5be02e
SHA25657a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd
SHA512fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4