Analysis
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max time kernel
145s -
max time network
149s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
24-05-2024 23:33
Static task
static1
Behavioral task
behavioral1
Sample
2eb44e48e0a2d65e057551b77af0d10e50de6851a6c6ecc6de5cac9841e5e98b.exe
Resource
win7-20240221-en
General
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Target
2eb44e48e0a2d65e057551b77af0d10e50de6851a6c6ecc6de5cac9841e5e98b.exe
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Size
1.8MB
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MD5
c3c737f1b756b914cfec10ec0a843232
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SHA1
84830acae6323930c00d8dc79d2efbac82018d02
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SHA256
2eb44e48e0a2d65e057551b77af0d10e50de6851a6c6ecc6de5cac9841e5e98b
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SHA512
b49071a461c0ad17bcfb5d6be88a3515f9e0e724663df7de463102eec1a7a173c002d0e22b61b7231417a0cd48c7a7ac9456a58a7e8c54099cfec9e940771bbe
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SSDEEP
24576:dOyHutimZ9VSly2hVvHW6qMnSbTBBhBMNuukEp3W8AD/Dhd+y4lqJ8QdCYDoDNK6:QHPkVOBTKdsvD/DX+y4onCYDoD5
Malware Config
Signatures
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resource yara_rule behavioral1/memory/2356-0-0x0000000010000000-0x000000001019F000-memory.dmp purplefox_rootkit behavioral1/memory/1596-18-0x0000000010000000-0x000000001019F000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 2 IoCs
resource yara_rule behavioral1/memory/2356-0-0x0000000010000000-0x000000001019F000-memory.dmp family_gh0strat behavioral1/memory/1596-18-0x0000000010000000-0x000000001019F000-memory.dmp family_gh0strat -
Drops file in Drivers directory 1 IoCs
description ioc Process File created C:\Windows\system32\drivers\QAssist.sys Aqiyq.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" Aqiyq.exe -
Deletes itself 1 IoCs
pid Process 3040 cmd.exe -
Executes dropped EXE 2 IoCs
pid Process 2024 Aqiyq.exe 1596 Aqiyq.exe -
Loads dropped DLL 1 IoCs
pid Process 2024 Aqiyq.exe -
Drops file in System32 directory 2 IoCs
description ioc Process File created C:\Windows\SysWOW64\Aqiyq.exe 2eb44e48e0a2d65e057551b77af0d10e50de6851a6c6ecc6de5cac9841e5e98b.exe File opened for modification C:\Windows\SysWOW64\Aqiyq.exe 2eb44e48e0a2d65e057551b77af0d10e50de6851a6c6ecc6de5cac9841e5e98b.exe -
Modifies data under HKEY_USERS 4 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings Aqiyq.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix Aqiyq.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" Aqiyq.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" Aqiyq.exe -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 2688 PING.EXE -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 1596 Aqiyq.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 2356 2eb44e48e0a2d65e057551b77af0d10e50de6851a6c6ecc6de5cac9841e5e98b.exe Token: SeLoadDriverPrivilege 1596 Aqiyq.exe Token: 33 1596 Aqiyq.exe Token: SeIncBasePriorityPrivilege 1596 Aqiyq.exe Token: 33 1596 Aqiyq.exe Token: SeIncBasePriorityPrivilege 1596 Aqiyq.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 2356 wrote to memory of 3040 2356 2eb44e48e0a2d65e057551b77af0d10e50de6851a6c6ecc6de5cac9841e5e98b.exe 29 PID 2356 wrote to memory of 3040 2356 2eb44e48e0a2d65e057551b77af0d10e50de6851a6c6ecc6de5cac9841e5e98b.exe 29 PID 2356 wrote to memory of 3040 2356 2eb44e48e0a2d65e057551b77af0d10e50de6851a6c6ecc6de5cac9841e5e98b.exe 29 PID 2356 wrote to memory of 3040 2356 2eb44e48e0a2d65e057551b77af0d10e50de6851a6c6ecc6de5cac9841e5e98b.exe 29 PID 2024 wrote to memory of 1596 2024 Aqiyq.exe 30 PID 2024 wrote to memory of 1596 2024 Aqiyq.exe 30 PID 2024 wrote to memory of 1596 2024 Aqiyq.exe 30 PID 2024 wrote to memory of 1596 2024 Aqiyq.exe 30 PID 3040 wrote to memory of 2688 3040 cmd.exe 32 PID 3040 wrote to memory of 2688 3040 cmd.exe 32 PID 3040 wrote to memory of 2688 3040 cmd.exe 32 PID 3040 wrote to memory of 2688 3040 cmd.exe 32
Processes
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C:\Users\Admin\AppData\Local\Temp\2eb44e48e0a2d65e057551b77af0d10e50de6851a6c6ecc6de5cac9841e5e98b.exe"C:\Users\Admin\AppData\Local\Temp\2eb44e48e0a2d65e057551b77af0d10e50de6851a6c6ecc6de5cac9841e5e98b.exe"1⤵
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2356 -
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\2EB44E~1.EXE > nul2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:3040 -
C:\Windows\SysWOW64\PING.EXEping -n 2 127.0.0.13⤵
- Runs ping.exe
PID:2688
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C:\Windows\SysWOW64\Aqiyq.exeC:\Windows\SysWOW64\Aqiyq.exe -auto1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2024 -
C:\Windows\SysWOW64\Aqiyq.exeC:\Windows\SysWOW64\Aqiyq.exe -acsi2⤵
- Drops file in Drivers directory
- Sets service image path in registry
- Executes dropped EXE
- Modifies data under HKEY_USERS
- Suspicious behavior: LoadsDriver
- Suspicious use of AdjustPrivilegeToken
PID:1596
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1.8MB
MD5c3c737f1b756b914cfec10ec0a843232
SHA184830acae6323930c00d8dc79d2efbac82018d02
SHA2562eb44e48e0a2d65e057551b77af0d10e50de6851a6c6ecc6de5cac9841e5e98b
SHA512b49071a461c0ad17bcfb5d6be88a3515f9e0e724663df7de463102eec1a7a173c002d0e22b61b7231417a0cd48c7a7ac9456a58a7e8c54099cfec9e940771bbe