gh0strat | 82750d35edae71e1409a78deba6d3b65d0815738b48984ae4432fb0f726a8611

General

Target

82750d35edae71e1409a78deba6d3b65d0815738b48984ae4432fb0f726a8611.exe
Size

13.4MB
MD5

464b9c6bca8f458217c26c5a974bc46b
SHA1

143f2cb36054ae91d8092c1072f4478acf78c8aa
SHA256

82750d35edae71e1409a78deba6d3b65d0815738b48984ae4432fb0f726a8611
SHA512

ac50db7344e450527c54c58445482ff1160030d05dd0dbf0dfb7cd6ed24f3bbea054f5cf96e596e54c01d49f954bd374f8ada5f2b15e85c6ba4216c7a60cc293
SSDEEP

196608:dKXbeO7PkwEI3CcdEsnSi4lLq3mEHdmJVgkO:27eI1EsSi4kmEHdme

Score

10^/10

gh0strat purplefox persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 8 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral2/memory/2664-20-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2664-19-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2664-23-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3420-29-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3420-28-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/552-35-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/552-38-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/552-42-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 9 IoCs

resource	yara_rule
behavioral2/files/0x00070000000233d2-5.dat	family_gh0strat
behavioral2/memory/2664-20-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2664-19-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2664-23-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3420-29-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3420-28-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/552-35-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/552-38-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/552-42-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat

Gh0strat
Gh0st RAT is a remote access tool (RAT) with its source code public and it has been used by multiple Chinese groups.
rat gh0strat
PurpleFox
PurpleFox is an exploit kit used to distribute other malware families and first seen in 2018.
rootkit trojan purplefox

Drops file in Drivers directory 1 IoCs

description	ioc	Process
File created	C:\Windows\system32\drivers\QAssist.sys	TXPlatfor.exe

Server Software Component: Terminal Services DLL 1 TTPs 1 IoCs

persistence

Terminal Services DLL

T1505.005

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Remote Data\Parameters\ServiceDll = "C:\\Windows\\system32\\240599796.txt"	R.exe

Sets service image path in registry 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\QAssist\ImagePath = "system32\\DRIVERS\\QAssist.sys"	TXPlatfor.exe

Executes dropped EXE 6 IoCs

pid	Process
3728	R.exe
2664	N.exe
3420	TXPlatfor.exe
552	TXPlatfor.exe
2284	HD_82750d35edae71e1409a78deba6d3b65d0815738b48984ae4432fb0f726a8611.exe
1680	Remote Data.exe

Loads dropped DLL 3 IoCs

pid	Process
3728	R.exe
3196	svchost.exe
1680	Remote Data.exe

UPX packed file 10 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/2664-17-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2664-20-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2664-19-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2664-23-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3420-29-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3420-28-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3420-26-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/552-35-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/552-38-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/552-42-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 6 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\TXPlatfor.exe	N.exe
File opened for modification	C:\Windows\SysWOW64\TXPlatfor.exe	N.exe
File created	C:\Windows\SysWOW64\240599796.txt	R.exe
File opened for modification	C:\Windows\SysWOW64\ini.ini	R.exe
File created	C:\Windows\SysWOW64\Remote Data.exe	svchost.exe
File opened for modification	C:\Windows\SysWOW64\Remote Data.exe	svchost.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	82750d35edae71e1409a78deba6d3b65d0815738b48984ae4432fb0f726a8611.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2084	PING.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
740	82750d35edae71e1409a78deba6d3b65d0815738b48984ae4432fb0f726a8611.exe
740	82750d35edae71e1409a78deba6d3b65d0815738b48984ae4432fb0f726a8611.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
552	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2664	N.exe
Token: SeLoadDriverPrivilege	552	TXPlatfor.exe
Token: 33	552	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	552	TXPlatfor.exe
Token: 33	552	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	552	TXPlatfor.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
2284	HD_82750d35edae71e1409a78deba6d3b65d0815738b48984ae4432fb0f726a8611.exe
2284	HD_82750d35edae71e1409a78deba6d3b65d0815738b48984ae4432fb0f726a8611.exe
2284	HD_82750d35edae71e1409a78deba6d3b65d0815738b48984ae4432fb0f726a8611.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
2284	HD_82750d35edae71e1409a78deba6d3b65d0815738b48984ae4432fb0f726a8611.exe
2284	HD_82750d35edae71e1409a78deba6d3b65d0815738b48984ae4432fb0f726a8611.exe
2284	HD_82750d35edae71e1409a78deba6d3b65d0815738b48984ae4432fb0f726a8611.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
740	82750d35edae71e1409a78deba6d3b65d0815738b48984ae4432fb0f726a8611.exe
740	82750d35edae71e1409a78deba6d3b65d0815738b48984ae4432fb0f726a8611.exe
2284	HD_82750d35edae71e1409a78deba6d3b65d0815738b48984ae4432fb0f726a8611.exe
2284	HD_82750d35edae71e1409a78deba6d3b65d0815738b48984ae4432fb0f726a8611.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 740 wrote to memory of 3728	740	82750d35edae71e1409a78deba6d3b65d0815738b48984ae4432fb0f726a8611.exe	81
PID 740 wrote to memory of 3728	740	82750d35edae71e1409a78deba6d3b65d0815738b48984ae4432fb0f726a8611.exe	81
PID 740 wrote to memory of 3728	740	82750d35edae71e1409a78deba6d3b65d0815738b48984ae4432fb0f726a8611.exe	81
PID 740 wrote to memory of 2664	740	82750d35edae71e1409a78deba6d3b65d0815738b48984ae4432fb0f726a8611.exe	84
PID 740 wrote to memory of 2664	740	82750d35edae71e1409a78deba6d3b65d0815738b48984ae4432fb0f726a8611.exe	84
PID 740 wrote to memory of 2664	740	82750d35edae71e1409a78deba6d3b65d0815738b48984ae4432fb0f726a8611.exe	84
PID 2664 wrote to memory of 1548	2664	N.exe	86
PID 2664 wrote to memory of 1548	2664	N.exe	86
PID 2664 wrote to memory of 1548	2664	N.exe	86
PID 3420 wrote to memory of 552	3420	TXPlatfor.exe	87
PID 3420 wrote to memory of 552	3420	TXPlatfor.exe	87
PID 3420 wrote to memory of 552	3420	TXPlatfor.exe	87
PID 1548 wrote to memory of 2084	1548	cmd.exe	90
PID 1548 wrote to memory of 2084	1548	cmd.exe	90
PID 1548 wrote to memory of 2084	1548	cmd.exe	90
PID 740 wrote to memory of 2284	740	82750d35edae71e1409a78deba6d3b65d0815738b48984ae4432fb0f726a8611.exe	89
PID 740 wrote to memory of 2284	740	82750d35edae71e1409a78deba6d3b65d0815738b48984ae4432fb0f726a8611.exe	89
PID 740 wrote to memory of 2284	740	82750d35edae71e1409a78deba6d3b65d0815738b48984ae4432fb0f726a8611.exe	89
PID 3196 wrote to memory of 1680	3196	svchost.exe	91
PID 3196 wrote to memory of 1680	3196	svchost.exe	91
PID 3196 wrote to memory of 1680	3196	svchost.exe	91

C:\Users\Admin\AppData\Local\Temp\82750d35edae71e1409a78deba6d3b65d0815738b48984ae4432fb0f726a8611.exe
"C:\Users\Admin\AppData\Local\Temp\82750d35edae71e1409a78deba6d3b65d0815738b48984ae4432fb0f726a8611.exe"
1⤵
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:740
- C:\Users\Admin\AppData\Local\Temp\R.exe
  C:\Users\Admin\AppData\Local\Temp\\R.exe
  2⤵
  - Server Software Component: Terminal Services DLL
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in System32 directory
  PID:3728
- C:\Users\Admin\AppData\Local\Temp\N.exe
  C:\Users\Admin\AppData\Local\Temp\\N.exe
  2⤵
  - Executes dropped EXE
  - Drops file in System32 directory
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2664
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ping -n 2 127.0.0.1 > nul && del C:\Users\Admin\AppData\Local\Temp\N.exe > nul
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1548
  - - C:\Windows\SysWOW64\PING.EXE
      ping -n 2 127.0.0.1
      4⤵
      Runs ping.exe
      PID:2084
- C:\Users\Admin\AppData\Local\Temp\HD_82750d35edae71e1409a78deba6d3b65d0815738b48984ae4432fb0f726a8611.exe
  C:\Users\Admin\AppData\Local\Temp\HD_82750d35edae71e1409a78deba6d3b65d0815738b48984ae4432fb0f726a8611.exe
  2⤵
  - Executes dropped EXE
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of SetWindowsHookEx
  PID:2284

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
PID:4412

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:3196
- C:\Windows\SysWOW64\Remote Data.exe
  "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\240599796.txt",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:1680

C:\Windows\SysWOW64\TXPlatfor.exe
C:\Windows\SysWOW64\TXPlatfor.exe -auto
1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3420
- C:\Windows\SysWOW64\TXPlatfor.exe
  C:\Windows\SysWOW64\TXPlatfor.exe -acsi
  2⤵
  - Drops file in Drivers directory
  - Sets service image path in registry
  - Executes dropped EXE
  - Suspicious behavior: LoadsDriver
  - Suspicious use of AdjustPrivilegeToken
  PID:552

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Server Software Component

1

T1505

Terminal Services DLL

1

T1505.005

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Remote System Discovery

1

T1018

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\HD_82750d35edae71e1409a78deba6d3b65d0815738b48984ae4432fb0f726a8611.exe

Filesize
10.7MB

MD5
56c813bfdf19f3e6d619bd277c71abcb

SHA1
bd915530a20d72ca261b31b4ae2a94ddb18e48cb

SHA256
5aca30f8082bb2d537d41d912baedd78a2e010bc03fcbf9a309d0e43f7545f23

SHA512
648b185f44e3fd80720afcc1ab38650b775e9e06e5f1a6ff1e277d99020d0e329524633edc84bec023696f34603117ba3dd8dc5394507826c7a04a48d3a5dd7c

Download Submit
C:\Users\Admin\AppData\Local\Temp\HD_X.dat

Filesize
2.7MB

MD5
7702d150d10c12bd95b12b22a11cc4da

SHA1
67bd95e0f396569627b8df9a2bec022e5343d4be

SHA256
cc4970a74ace303ba6f9ab905f7817ab682b2c54d4cf106d9820c7014c1760b9

SHA512
10e44e0b5cd2f5c29bffb999a3523aade8b08d65821307712376214d272d03cfbbd0a1d7c21ada7a55fc1f15e5d055328b1c262d209ff49290d8f97e4a839c75

Download Submit
C:\Users\Admin\AppData\Local\Temp\N.exe

Filesize
377KB

MD5
4a36a48e58829c22381572b2040b6fe0

SHA1
f09d30e44ff7e3f20a5de307720f3ad148c6143b

SHA256
3de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8

SHA512
5d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0

Download Submit
C:\Users\Admin\AppData\Local\Temp\R.exe

Filesize
941KB

MD5
8dc3adf1c490211971c1e2325f1424d2

SHA1
4eec4a4e7cb97c5efa6c72e0731cd090c0c4adc5

SHA256
bc29f2022ab3b812e50c8681ff196f090c038b5ab51e37daffac4469a8c2eb2c

SHA512
ae92ea20b359849dcdba4808119b154e3af5ef3687ee09de1797610fe8c4d3eb9065b068074d35adddb4b225d17c619baff3944cb137ad196bcef7a6507f920d

Download Submit
C:\Windows\SysWOW64\240599796.txt

Filesize
899KB

MD5
33236cf97832d03b3c7d0ef5d2ab28e1

SHA1
9cecfe6be096cc63e0a2cba6185bf540b3b823e6

SHA256
f6564ea7e2bab8cab4c877cfeed2364d92bc4adff21cc5ceed1b13c579fbfc17

SHA512
1815cab0d13c1387e4b7e9c9055cea18486570d348bff9f9590c5e47aded98c5c184ccc4191d0c0bb49faeb8bfe9b6000bc45b91c2cc53d0733ca1847118ac00

Download Submit
C:\Windows\SysWOW64\Remote Data.exe

Filesize
60KB

MD5
889b99c52a60dd49227c5e485a016679

SHA1
8fa889e456aa646a4d0a4349977430ce5fa5e2d7

SHA256
6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

SHA512
08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

Download Submit
memory/552-35-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/552-42-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/552-38-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2664-20-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2664-23-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2664-19-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2664-17-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3420-26-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3420-28-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3420-29-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads