gh0strat | 1c9d548a3ea7cda49c20c76c4e0946775a31156658b9790bb7f651a4416e873f

General

Target

1c9d548a3ea7cda49c20c76c4e0946775a31156658b9790bb7f651a4416e873f.exe
Size

3.8MB
MD5

7ee79d14a3ceb28408c6c012ac3ef39d
SHA1

7a6b71dcd04afb3aa638e41e0d47fc3634ee04ae
SHA256

1c9d548a3ea7cda49c20c76c4e0946775a31156658b9790bb7f651a4416e873f
SHA512

bc83d118b8538bc811e723da881d953c18fc1e8cbf2e07df641df804c78a8abb6c0b3ecd93879aab4df2b7e89771bb736c1d5e8be9b7eeefbd579fe0b9b5f220
SSDEEP

49152:lCwsbCANnKXferL7Vwe/Gg0P+Wh/LQXK2VGekuNSakk4DnJu1TBR:4ws2ANnKXOaeOgmh/LMjVGeaecwf

Score

10^/10

gh0strat purplefox persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 9 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral2/memory/4644-20-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4644-21-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4592-30-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4592-28-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4644-31-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4592-39-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1176-44-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1176-46-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1176-60-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 12 IoCs

resource	yara_rule
behavioral2/files/0x00070000000231e3-5.dat	family_gh0strat
behavioral2/memory/4644-19-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4644-20-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4644-21-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4592-29-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4592-30-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4592-28-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4644-31-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4592-39-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1176-44-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1176-46-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1176-60-0x0000000010000000-0x00000000101B6000-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

Sets DLL path for service in the 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\Remote Data\Parameters\ServiceDll = "C:\\Windows\\system32\\240598562.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
2216	R.exe
4644	N.exe
4592	TXPlatfor.exe
1176	TXPlatfor.exe
640	HD_1c9d548a3ea7cda49c20c76c4e0946775a31156658b9790bb7f651a4416e873f.exe
976	Remote Data.exe

Loads dropped DLL 3 IoCs

pid	Process
2216	R.exe
1784	svchost.exe
976	Remote Data.exe

UPX packed file 13 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4644-17-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4644-19-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4644-20-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4644-21-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4592-26-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4592-29-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4592-30-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4592-28-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4644-31-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4592-39-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1176-44-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1176-46-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1176-60-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 6 IoCs

description	ioc	Process
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
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\240598562.txt	R.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	1c9d548a3ea7cda49c20c76c4e0946775a31156658b9790bb7f651a4416e873f.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
3864	PING.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2764	1c9d548a3ea7cda49c20c76c4e0946775a31156658b9790bb7f651a4416e873f.exe
2764	1c9d548a3ea7cda49c20c76c4e0946775a31156658b9790bb7f651a4416e873f.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
1176	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	4644	N.exe
Token: SeLoadDriverPrivilege	1176	TXPlatfor.exe
Token: 33	1176	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	1176	TXPlatfor.exe
Token: 33	1176	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	1176	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2764	1c9d548a3ea7cda49c20c76c4e0946775a31156658b9790bb7f651a4416e873f.exe
2764	1c9d548a3ea7cda49c20c76c4e0946775a31156658b9790bb7f651a4416e873f.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 2764 wrote to memory of 2216	2764	1c9d548a3ea7cda49c20c76c4e0946775a31156658b9790bb7f651a4416e873f.exe	83
PID 2764 wrote to memory of 2216	2764	1c9d548a3ea7cda49c20c76c4e0946775a31156658b9790bb7f651a4416e873f.exe	83
PID 2764 wrote to memory of 2216	2764	1c9d548a3ea7cda49c20c76c4e0946775a31156658b9790bb7f651a4416e873f.exe	83
PID 2764 wrote to memory of 4644	2764	1c9d548a3ea7cda49c20c76c4e0946775a31156658b9790bb7f651a4416e873f.exe	86
PID 2764 wrote to memory of 4644	2764	1c9d548a3ea7cda49c20c76c4e0946775a31156658b9790bb7f651a4416e873f.exe	86
PID 2764 wrote to memory of 4644	2764	1c9d548a3ea7cda49c20c76c4e0946775a31156658b9790bb7f651a4416e873f.exe	86
PID 4644 wrote to memory of 2008	4644	N.exe	88
PID 4644 wrote to memory of 2008	4644	N.exe	88
PID 4644 wrote to memory of 2008	4644	N.exe	88
PID 4592 wrote to memory of 1176	4592	TXPlatfor.exe	89
PID 4592 wrote to memory of 1176	4592	TXPlatfor.exe	89
PID 4592 wrote to memory of 1176	4592	TXPlatfor.exe	89
PID 2764 wrote to memory of 640	2764	1c9d548a3ea7cda49c20c76c4e0946775a31156658b9790bb7f651a4416e873f.exe	90
PID 2764 wrote to memory of 640	2764	1c9d548a3ea7cda49c20c76c4e0946775a31156658b9790bb7f651a4416e873f.exe	90
PID 2764 wrote to memory of 640	2764	1c9d548a3ea7cda49c20c76c4e0946775a31156658b9790bb7f651a4416e873f.exe	90
PID 2008 wrote to memory of 3864	2008	cmd.exe	92
PID 2008 wrote to memory of 3864	2008	cmd.exe	92
PID 2008 wrote to memory of 3864	2008	cmd.exe	92
PID 1784 wrote to memory of 976	1784	svchost.exe	97
PID 1784 wrote to memory of 976	1784	svchost.exe	97
PID 1784 wrote to memory of 976	1784	svchost.exe	97

C:\Users\Admin\AppData\Local\Temp\1c9d548a3ea7cda49c20c76c4e0946775a31156658b9790bb7f651a4416e873f.exe
"C:\Users\Admin\AppData\Local\Temp\1c9d548a3ea7cda49c20c76c4e0946775a31156658b9790bb7f651a4416e873f.exe"
1⤵
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2764
- C:\Users\Admin\AppData\Local\Temp\R.exe
  C:\Users\Admin\AppData\Local\Temp\\R.exe
  2⤵
  - Sets DLL path for service in the registry
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in System32 directory
  PID:2216
- 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:4644
- - 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:2008
  - - C:\Windows\SysWOW64\PING.EXE
      ping -n 2 127.0.0.1
      4⤵
      Runs ping.exe
      PID:3864
- C:\Users\Admin\AppData\Local\Temp\HD_1c9d548a3ea7cda49c20c76c4e0946775a31156658b9790bb7f651a4416e873f.exe
  C:\Users\Admin\AppData\Local\Temp\HD_1c9d548a3ea7cda49c20c76c4e0946775a31156658b9790bb7f651a4416e873f.exe
  2⤵
  - Executes dropped EXE
  PID:640

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
PID:1724

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:1784
- C:\Windows\SysWOW64\Remote Data.exe
  "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\240598562.txt",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:976

C:\Windows\SysWOW64\TXPlatfor.exe
C:\Windows\SysWOW64\TXPlatfor.exe -auto
1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4592
- 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:1176

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

2

T1547

Registry Run Keys / Startup Folder

2

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

2

T1547

Registry Run Keys / Startup Folder

2

T1547.001

Defense Evasion

Modify Registry

2

T1112

Credential Access

Discovery

Remote System Discovery

1

T1018

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\HD_1c9d548a3ea7cda49c20c76c4e0946775a31156658b9790bb7f651a4416e873f.exe

Filesize
825KB

MD5
29d88971e1af8299ed42df6988b86681

SHA1
3f38aeba5fb85630339471e3e2028470fcd940ca

SHA256
64e7945fe1ff8531b5ccbf2d5fc7bb54cc635e6a374ce79695a291325c6c4bc5

SHA512
12d2f722f48f542621912d51334bde0e6b162956626417283abe14346b8667090b99bfb67c9e9074eed2dc50e99d46a1d3868764cf5be5f4a2142b07661859c3

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

Filesize
3.0MB

MD5
6475b1b8f6e87335110a123a3a1f6991

SHA1
af213c35b3ebf8608ed1330b8a398bd7b10559e1

SHA256
2dd31d55d5b784b9fbfa7f9a557249e70404df397ddb8e0fb788a4b2f058337b

SHA512
8e94b2ac9d4ce44439d21c7f6882f12aabf07754e838d172a9ec08f81716704e86f4dbd4e594fb13a61c1d40dfa1bbf2333fd0827113b560185c31835e10943d

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\240598562.txt

Filesize
899KB

MD5
8f47d8d5a21d690232da3beaf5683b84

SHA1
87b2eefad37f365d218429c96ec685d15d950e08

SHA256
75c4f9fabfe4fb6a7d1624541a850ab7ae6bbdb011f4460b09663c4370c8492e

SHA512
91989e88b7cf6cf8274fd1c273a2db9e2192d25c21ec42b4a4cfe5ca6982df2f1b459736626d7738fe16a33a4c0ec99243789bf7205fa1f009b0ec15ed52e06a

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

Filesize
60KB

MD5
889b99c52a60dd49227c5e485a016679

SHA1
8fa889e456aa646a4d0a4349977430ce5fa5e2d7

SHA256
6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

SHA512
08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

Download Submit
memory/1176-60-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1176-46-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1176-44-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4592-29-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4592-28-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4592-30-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4592-39-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4592-26-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4644-31-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4644-21-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4644-20-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4644-19-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4644-17-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads