Analysis
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max time kernel
150s -
max time network
154s -
platform
windows10-2004_x64 -
resource
win10v2004-20230703-en -
resource tags
arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system -
submitted
28/08/2023, 10:49
Static task
static1
Behavioral task
behavioral1
Sample
33857bea7f87eba1342afacc0870ea20b96b8f0284dcbe71101489c7bc2fb277.exe
Resource
win7-20230712-en
General
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Target
33857bea7f87eba1342afacc0870ea20b96b8f0284dcbe71101489c7bc2fb277.exe
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Size
2.9MB
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MD5
61aa348935ca471e361427be24ec4992
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SHA1
a5507cf3e11b9c1870d2764b48c95af0be89e02d
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SHA256
33857bea7f87eba1342afacc0870ea20b96b8f0284dcbe71101489c7bc2fb277
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SHA512
b62d512094415282ab0e9fb86e12e2a51cd5bacf8e597154db8cae03357961dd8a11c05d078a4f58d1d5811ba979cc4c21bf4f5669c772eb5eacda4739d444bb
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SSDEEP
49152:cjwsbCANnKXferL7Vwe/Gg0P+WhVKDmn2DGpUi:yws2ANnKXOaeOgmhVKDmn2DGt
Malware Config
Signatures
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resource yara_rule behavioral2/memory/3020-14-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3020-15-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3020-16-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/1996-24-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/1996-33-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3020-28-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/1996-25-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/380-47-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/380-48-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/380-52-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/380-55-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/380-56-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 14 IoCs
resource yara_rule behavioral2/files/0x0006000000023268-5.dat family_gh0strat behavioral2/memory/3020-14-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/3020-15-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/3020-16-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/1996-23-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/1996-24-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/1996-33-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/3020-28-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/1996-25-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/380-47-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/380-48-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/380-52-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/380-55-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/380-56-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat -
Drops file in Drivers directory 1 IoCs
description ioc Process File created C:\Windows\system32\drivers\QAssist.sys TXPlatfor.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" TXPlatfor.exe -
Executes dropped EXE 5 IoCs
pid Process 1340 R.exe 3020 N.exe 1996 TXPlatfor.exe 4884 HD_33857bea7f87eba1342afacc0870ea20b96b8f0284dcbe71101489c7bc2fb277.exe 380 TXPlatfor.exe -
Loads dropped DLL 1 IoCs
pid Process 1340 R.exe -
resource yara_rule behavioral2/memory/3020-12-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3020-14-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3020-15-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3020-16-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1996-21-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1996-23-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1996-24-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1996-33-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3020-28-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1996-25-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/380-47-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/380-48-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/380-52-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/380-55-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/380-56-0x0000000010000000-0x00000000101B6000-memory.dmp upx -
Drops file in System32 directory 3 IoCs
description ioc Process File created C:\Windows\SysWOW64\240616937.txt R.exe File created C:\Windows\SysWOW64\TXPlatfor.exe N.exe File opened for modification C:\Windows\SysWOW64\TXPlatfor.exe N.exe -
Drops file in Program Files directory 1 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe 33857bea7f87eba1342afacc0870ea20b96b8f0284dcbe71101489c7bc2fb277.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 2 IoCs
pid pid_target Process procid_target 3492 1340 WerFault.exe 81 456 1340 WerFault.exe 81 -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 5088 PING.EXE -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4544 33857bea7f87eba1342afacc0870ea20b96b8f0284dcbe71101489c7bc2fb277.exe 4544 33857bea7f87eba1342afacc0870ea20b96b8f0284dcbe71101489c7bc2fb277.exe -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 380 TXPlatfor.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 3020 N.exe Token: SeLoadDriverPrivilege 380 TXPlatfor.exe Token: 33 380 TXPlatfor.exe Token: SeIncBasePriorityPrivilege 380 TXPlatfor.exe Token: 33 380 TXPlatfor.exe Token: SeIncBasePriorityPrivilege 380 TXPlatfor.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4544 33857bea7f87eba1342afacc0870ea20b96b8f0284dcbe71101489c7bc2fb277.exe 4544 33857bea7f87eba1342afacc0870ea20b96b8f0284dcbe71101489c7bc2fb277.exe -
Suspicious use of WriteProcessMemory 18 IoCs
description pid Process procid_target PID 4544 wrote to memory of 1340 4544 33857bea7f87eba1342afacc0870ea20b96b8f0284dcbe71101489c7bc2fb277.exe 81 PID 4544 wrote to memory of 1340 4544 33857bea7f87eba1342afacc0870ea20b96b8f0284dcbe71101489c7bc2fb277.exe 81 PID 4544 wrote to memory of 1340 4544 33857bea7f87eba1342afacc0870ea20b96b8f0284dcbe71101489c7bc2fb277.exe 81 PID 4544 wrote to memory of 3020 4544 33857bea7f87eba1342afacc0870ea20b96b8f0284dcbe71101489c7bc2fb277.exe 85 PID 4544 wrote to memory of 3020 4544 33857bea7f87eba1342afacc0870ea20b96b8f0284dcbe71101489c7bc2fb277.exe 85 PID 4544 wrote to memory of 3020 4544 33857bea7f87eba1342afacc0870ea20b96b8f0284dcbe71101489c7bc2fb277.exe 85 PID 3020 wrote to memory of 1308 3020 N.exe 92 PID 3020 wrote to memory of 1308 3020 N.exe 92 PID 3020 wrote to memory of 1308 3020 N.exe 92 PID 4544 wrote to memory of 4884 4544 33857bea7f87eba1342afacc0870ea20b96b8f0284dcbe71101489c7bc2fb277.exe 88 PID 4544 wrote to memory of 4884 4544 33857bea7f87eba1342afacc0870ea20b96b8f0284dcbe71101489c7bc2fb277.exe 88 PID 4544 wrote to memory of 4884 4544 33857bea7f87eba1342afacc0870ea20b96b8f0284dcbe71101489c7bc2fb277.exe 88 PID 1996 wrote to memory of 380 1996 TXPlatfor.exe 91 PID 1996 wrote to memory of 380 1996 TXPlatfor.exe 91 PID 1996 wrote to memory of 380 1996 TXPlatfor.exe 91 PID 1308 wrote to memory of 5088 1308 cmd.exe 94 PID 1308 wrote to memory of 5088 1308 cmd.exe 94 PID 1308 wrote to memory of 5088 1308 cmd.exe 94
Processes
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C:\Users\Admin\AppData\Local\Temp\33857bea7f87eba1342afacc0870ea20b96b8f0284dcbe71101489c7bc2fb277.exe"C:\Users\Admin\AppData\Local\Temp\33857bea7f87eba1342afacc0870ea20b96b8f0284dcbe71101489c7bc2fb277.exe"1⤵
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4544 -
C:\Users\Admin\AppData\Local\Temp\R.exeC:\Users\Admin\AppData\Local\Temp\\R.exe2⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in System32 directory
PID:1340 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1340 -s 4643⤵
- Program crash
PID:3492
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1340 -s 4563⤵
- Program crash
PID:456
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C:\Users\Admin\AppData\Local\Temp\N.exeC:\Users\Admin\AppData\Local\Temp\\N.exe2⤵
- Executes dropped EXE
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3020 -
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\N.exe > nul3⤵
- Suspicious use of WriteProcessMemory
PID:1308 -
C:\Windows\SysWOW64\PING.EXEping -n 2 127.0.0.14⤵
- Runs ping.exe
PID:5088
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C:\Users\Admin\AppData\Local\Temp\HD_33857bea7f87eba1342afacc0870ea20b96b8f0284dcbe71101489c7bc2fb277.exeC:\Users\Admin\AppData\Local\Temp\HD_33857bea7f87eba1342afacc0870ea20b96b8f0284dcbe71101489c7bc2fb277.exe2⤵
- Executes dropped EXE
PID:4884
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1340 -ip 13401⤵PID:2812
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C:\Windows\SysWOW64\TXPlatfor.exeC:\Windows\SysWOW64\TXPlatfor.exe -auto1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1996 -
C:\Windows\SysWOW64\TXPlatfor.exeC:\Windows\SysWOW64\TXPlatfor.exe -acsi2⤵
- Drops file in Drivers directory
- Sets service image path in registry
- Executes dropped EXE
- Suspicious behavior: LoadsDriver
- Suspicious use of AdjustPrivilegeToken
PID:380
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 484 -p 1340 -ip 13401⤵PID:1316
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\HD_33857bea7f87eba1342afacc0870ea20b96b8f0284dcbe71101489c7bc2fb277.exe
Filesize341KB
MD55ec721a34ee7c46a069d924a68550f32
SHA1866106b18391f20f4b22feb524d8a78e1c02ea96
SHA256c87a5b8df9bb04e7796e77333f9dd91014ecea2ffcb0f50e211d24983e7ca615
SHA51218e3ec7e4062bd451f1c64739bbe604544a77432c3f1cb1bd43acbe466f442cbd9f2237b4bc17a674cacb1d55a68ed6679e08b1838a5a31cccde11c208333cf8
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C:\Users\Admin\AppData\Local\Temp\HD_33857bea7f87eba1342afacc0870ea20b96b8f0284dcbe71101489c7bc2fb277.exe
Filesize341KB
MD55ec721a34ee7c46a069d924a68550f32
SHA1866106b18391f20f4b22feb524d8a78e1c02ea96
SHA256c87a5b8df9bb04e7796e77333f9dd91014ecea2ffcb0f50e211d24983e7ca615
SHA51218e3ec7e4062bd451f1c64739bbe604544a77432c3f1cb1bd43acbe466f442cbd9f2237b4bc17a674cacb1d55a68ed6679e08b1838a5a31cccde11c208333cf8
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Filesize
2.6MB
MD5ebbd2e32344ea1777686b6a9bd5eeccc
SHA19fa09972e64ad18ecb7359969347819b6ae240dd
SHA2565a10c905f59d20a4495c9658a8252348bd26eea5457d2d01187c88e1b4cda542
SHA51226de2bcbc937cd7b62a181d7febadb6afcaf0c41975ae58cdf1da8130bd2eb494af1276766e58c30593cab71d5b7f44d792e108e96dd8082768eb7c98fa00346
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Filesize
377KB
MD54a36a48e58829c22381572b2040b6fe0
SHA1f09d30e44ff7e3f20a5de307720f3ad148c6143b
SHA2563de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8
SHA5125d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0
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Filesize
377KB
MD54a36a48e58829c22381572b2040b6fe0
SHA1f09d30e44ff7e3f20a5de307720f3ad148c6143b
SHA2563de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8
SHA5125d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0
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Filesize
941KB
MD58dc3adf1c490211971c1e2325f1424d2
SHA14eec4a4e7cb97c5efa6c72e0731cd090c0c4adc5
SHA256bc29f2022ab3b812e50c8681ff196f090c038b5ab51e37daffac4469a8c2eb2c
SHA512ae92ea20b359849dcdba4808119b154e3af5ef3687ee09de1797610fe8c4d3eb9065b068074d35adddb4b225d17c619baff3944cb137ad196bcef7a6507f920d
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Filesize
941KB
MD58dc3adf1c490211971c1e2325f1424d2
SHA14eec4a4e7cb97c5efa6c72e0731cd090c0c4adc5
SHA256bc29f2022ab3b812e50c8681ff196f090c038b5ab51e37daffac4469a8c2eb2c
SHA512ae92ea20b359849dcdba4808119b154e3af5ef3687ee09de1797610fe8c4d3eb9065b068074d35adddb4b225d17c619baff3944cb137ad196bcef7a6507f920d
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Filesize
899KB
MD5d3d58513670f4cc2b81339281f235840
SHA1d2e125f4157e5364c8a7b97de264cb63e93aa5b7
SHA256eaa899aa23fe5e6d2c05cb2bddd8707defc23a6ffe562d66b428e18a3006f137
SHA512c83cc58fa14953f77248db48c7387fb351862d756c8010c1d4c059072a2d8fe9bde919c2b471d5df0c23b9bda5c86bb1a0a9e029cea221af902015afde7a8277
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Filesize
377KB
MD54a36a48e58829c22381572b2040b6fe0
SHA1f09d30e44ff7e3f20a5de307720f3ad148c6143b
SHA2563de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8
SHA5125d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0
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Filesize
377KB
MD54a36a48e58829c22381572b2040b6fe0
SHA1f09d30e44ff7e3f20a5de307720f3ad148c6143b
SHA2563de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8
SHA5125d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0
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Filesize
377KB
MD54a36a48e58829c22381572b2040b6fe0
SHA1f09d30e44ff7e3f20a5de307720f3ad148c6143b
SHA2563de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8
SHA5125d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0