Analysis
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max time kernel
150s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
25-05-2024 16:33
Static task
static1
Behavioral task
behavioral1
Sample
864a453f5aa2ea4b33ade9f552b02a1875a2cfcc2a6c99ff5e64547620f79e0c.exe
Resource
win7-20240508-en
General
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Target
864a453f5aa2ea4b33ade9f552b02a1875a2cfcc2a6c99ff5e64547620f79e0c.exe
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Size
868KB
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MD5
98f4ce46f6c74b8d9d402279880d1b8a
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SHA1
8f5a2bc7893e912d5fff74b55ea9bf5eaf06fafc
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SHA256
864a453f5aa2ea4b33ade9f552b02a1875a2cfcc2a6c99ff5e64547620f79e0c
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SHA512
6d147ebc0ca141e25d4153f85f546f30e9e8c45d1659db9e37f88c31dde41661984d509ad44af0b41c5ecd359b829bb53534b7fbb2a3b3056422725dee960314
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SSDEEP
12288:1i2cAro2HQVWAHkFSq2hAWJYlMUtrxlyuJVRe8yB8drXRP6jg:1i2Tro2H2HESq2eWJ6MQjySjyQEjg
Malware Config
Signatures
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Processes:
resource yara_rule behavioral2/memory/4904-7-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4904-11-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4904-8-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4008-16-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4008-17-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4008-18-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4008-23-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/1900-26-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/1900-30-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/1900-31-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 11 IoCs
Processes:
resource yara_rule behavioral2/memory/4904-7-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4904-11-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4904-8-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4008-16-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4008-17-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4008-18-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4008-23-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/1900-22-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/1900-26-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/1900-30-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/1900-31-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat -
Drops file in Drivers directory 1 IoCs
Processes:
TXPlatforn.exedescription ioc process File created C:\Windows\system32\drivers\QAssist.sys TXPlatforn.exe -
Sets service image path in registry 2 TTPs 1 IoCs
Processes:
TXPlatforn.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\QAssist\ImagePath = "system32\\DRIVERS\\QAssist.sys" TXPlatforn.exe -
Executes dropped EXE 3 IoCs
Processes:
RVN.exeTXPlatforn.exeTXPlatforn.exepid process 4904 RVN.exe 4008 TXPlatforn.exe 1900 TXPlatforn.exe -
Processes:
resource yara_rule behavioral2/memory/4904-7-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4904-11-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4904-6-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4904-8-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4008-16-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4008-17-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4008-18-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4008-23-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1900-22-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4008-14-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1900-26-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1900-30-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1900-31-0x0000000010000000-0x00000000101B6000-memory.dmp upx -
Drops file in System32 directory 2 IoCs
Processes:
RVN.exedescription ioc process File created C:\Windows\SysWOW64\TXPlatforn.exe RVN.exe File opened for modification C:\Windows\SysWOW64\TXPlatforn.exe RVN.exe -
Runs ping.exe 1 TTPs 1 IoCs
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Suspicious behavior: LoadsDriver 1 IoCs
Processes:
TXPlatforn.exepid process 1900 TXPlatforn.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
Processes:
RVN.exeTXPlatforn.exedescription pid process Token: SeIncBasePriorityPrivilege 4904 RVN.exe Token: SeLoadDriverPrivilege 1900 TXPlatforn.exe Token: 33 1900 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 1900 TXPlatforn.exe Token: 33 1900 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 1900 TXPlatforn.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
864a453f5aa2ea4b33ade9f552b02a1875a2cfcc2a6c99ff5e64547620f79e0c.exepid process 2904 864a453f5aa2ea4b33ade9f552b02a1875a2cfcc2a6c99ff5e64547620f79e0c.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
864a453f5aa2ea4b33ade9f552b02a1875a2cfcc2a6c99ff5e64547620f79e0c.exeRVN.exeTXPlatforn.execmd.exedescription pid process target process PID 2904 wrote to memory of 4904 2904 864a453f5aa2ea4b33ade9f552b02a1875a2cfcc2a6c99ff5e64547620f79e0c.exe RVN.exe PID 2904 wrote to memory of 4904 2904 864a453f5aa2ea4b33ade9f552b02a1875a2cfcc2a6c99ff5e64547620f79e0c.exe RVN.exe PID 2904 wrote to memory of 4904 2904 864a453f5aa2ea4b33ade9f552b02a1875a2cfcc2a6c99ff5e64547620f79e0c.exe RVN.exe PID 4904 wrote to memory of 4988 4904 RVN.exe cmd.exe PID 4904 wrote to memory of 4988 4904 RVN.exe cmd.exe PID 4904 wrote to memory of 4988 4904 RVN.exe cmd.exe PID 4008 wrote to memory of 1900 4008 TXPlatforn.exe TXPlatforn.exe PID 4008 wrote to memory of 1900 4008 TXPlatforn.exe TXPlatforn.exe PID 4008 wrote to memory of 1900 4008 TXPlatforn.exe TXPlatforn.exe PID 4988 wrote to memory of 888 4988 cmd.exe PING.EXE PID 4988 wrote to memory of 888 4988 cmd.exe PING.EXE PID 4988 wrote to memory of 888 4988 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\864a453f5aa2ea4b33ade9f552b02a1875a2cfcc2a6c99ff5e64547620f79e0c.exe"C:\Users\Admin\AppData\Local\Temp\864a453f5aa2ea4b33ade9f552b02a1875a2cfcc2a6c99ff5e64547620f79e0c.exe"1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2904 -
C:\Users\Admin\AppData\Local\Temp\RVN.exeC:\Users\Admin\AppData\Local\Temp\\RVN.exe2⤵
- Executes dropped EXE
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4904 -
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⤵
- Suspicious use of WriteProcessMemory
PID:4988 -
C:\Windows\SysWOW64\PING.EXEping -n 2 127.0.0.14⤵
- Runs ping.exe
PID:888
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C:\Windows\SysWOW64\TXPlatforn.exeC:\Windows\SysWOW64\TXPlatforn.exe -auto1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4008 -
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:1900
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
868KB
MD598f4ce46f6c74b8d9d402279880d1b8a
SHA18f5a2bc7893e912d5fff74b55ea9bf5eaf06fafc
SHA256864a453f5aa2ea4b33ade9f552b02a1875a2cfcc2a6c99ff5e64547620f79e0c
SHA5126d147ebc0ca141e25d4153f85f546f30e9e8c45d1659db9e37f88c31dde41661984d509ad44af0b41c5ecd359b829bb53534b7fbb2a3b3056422725dee960314
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Filesize
377KB
MD580ade1893dec9cab7f2e63538a464fcc
SHA1c06614da33a65eddb506db00a124a3fc3f5be02e
SHA25657a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd
SHA512fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4