gh0strat | 3e4c36cba30c92d503b1fe321ecb01f6258b7e2c80c728ec67219a88ece70dc9

General

Target

3e4c36cba30c92d503b1fe321ecb01f6258b7e2c80c728ec67219a88ece70dc9.exe
Size

2.4MB
MD5

2d7c46fb17ad8aa63394bb8c813b493d
SHA1

d954075ae6942c44ac05cb14d7f63ef25d2a9425
SHA256

3e4c36cba30c92d503b1fe321ecb01f6258b7e2c80c728ec67219a88ece70dc9
SHA512

516def317eb8a25b013b9d6ac3d0e302da0bb553f1a3d192e1e9c492fbbb53f0a3a76cf3f2991cb84f63d8e2351a1c05337ad56db4b8be9f55d0b130e157c39f
SSDEEP

24576:NCwsbKgbQ5NANIvGTYwMHXA+wT1kfTw4SIuvB74fgt7ibhRM5QhKehFdMtRj7nHW:NCwsbCANnKXferL7Vwe/Gg0P+Wh9si

Score

10^/10

gh0strat purplefox persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 8 IoCs

Detect PurpleFox Rootkit.

rootkit

Processes:

resource	yara_rule
behavioral2/memory/3360-19-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3360-20-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3360-23-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3496-28-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3496-29-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1720-38-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1720-41-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1720-53-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 9 IoCs

Processes:

resource	yara_rule
C:\Windows\SysWOW64\240645750.txt	family_gh0strat
behavioral2/memory/3360-19-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3360-20-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3360-23-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3496-28-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3496-29-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1720-38-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1720-41-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1720-53-0x0000000010000000-0x00000000101B6000-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

Processes:

TXPlatfor.exe

description ioc process

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

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

Processes:

R.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Remote Data\Parameters\ServiceDll = "C:\\Windows\\system32\\240645750.txt"	R.exe

Sets service image path in registry 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

TXPlatfor.exe

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

Executes dropped EXE 5 IoCs

Processes:

R.exeN.exeTXPlatfor.exeTXPlatfor.exeRemote Data.exe

pid process

1680 R.exe
3360 N.exe
3496 TXPlatfor.exe
1720 TXPlatfor.exe
3960 Remote Data.exe
Loads dropped DLL 3 IoCs

Processes:

R.exesvchost.exeRemote Data.exe

pid process

1680 R.exe
4840 svchost.exe
3960 Remote Data.exe

pid	process
1680	R.exe
3360	N.exe
3496	TXPlatfor.exe
1720	TXPlatfor.exe
3960	Remote Data.exe

pid	process
1680	R.exe
4840	svchost.exe
3960	Remote Data.exe

UPX packed file 10 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/3360-19-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3360-20-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3360-23-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3360-18-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3496-27-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3496-28-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3496-29-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1720-38-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1720-41-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1720-53-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 6 IoCs

Processes:

N.exeR.exesvchost.exe

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\240645750.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

Processes:

3e4c36cba30c92d503b1fe321ecb01f6258b7e2c80c728ec67219a88ece70dc9.exe

description	ioc	process
File created	C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe	3e4c36cba30c92d503b1fe321ecb01f6258b7e2c80c728ec67219a88ece70dc9.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

Processes:

PING.EXE

pid process

3300 PING.EXE
Suspicious behavior: LoadsDriver 1 IoCs

Processes:

TXPlatfor.exe

pid process

1720 TXPlatfor.exe

pid	process
3300	PING.EXE

pid	process
1720	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

N.exeTXPlatfor.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	3360	N.exe
Token: SeLoadDriverPrivilege	1720	TXPlatfor.exe
Token: 33	1720	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	1720	TXPlatfor.exe
Token: 33	1720	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	1720	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

3e4c36cba30c92d503b1fe321ecb01f6258b7e2c80c728ec67219a88ece70dc9.exe

pid	process
4924	3e4c36cba30c92d503b1fe321ecb01f6258b7e2c80c728ec67219a88ece70dc9.exe
4924	3e4c36cba30c92d503b1fe321ecb01f6258b7e2c80c728ec67219a88ece70dc9.exe

Suspicious use of WriteProcessMemory 18 IoCs

Processes:

3e4c36cba30c92d503b1fe321ecb01f6258b7e2c80c728ec67219a88ece70dc9.exeN.exeTXPlatfor.execmd.exesvchost.exe

description	pid	process	target process
PID 4924 wrote to memory of 1680	4924	3e4c36cba30c92d503b1fe321ecb01f6258b7e2c80c728ec67219a88ece70dc9.exe	R.exe
PID 4924 wrote to memory of 1680	4924	3e4c36cba30c92d503b1fe321ecb01f6258b7e2c80c728ec67219a88ece70dc9.exe	R.exe
PID 4924 wrote to memory of 1680	4924	3e4c36cba30c92d503b1fe321ecb01f6258b7e2c80c728ec67219a88ece70dc9.exe	R.exe
PID 4924 wrote to memory of 3360	4924	3e4c36cba30c92d503b1fe321ecb01f6258b7e2c80c728ec67219a88ece70dc9.exe	N.exe
PID 4924 wrote to memory of 3360	4924	3e4c36cba30c92d503b1fe321ecb01f6258b7e2c80c728ec67219a88ece70dc9.exe	N.exe
PID 4924 wrote to memory of 3360	4924	3e4c36cba30c92d503b1fe321ecb01f6258b7e2c80c728ec67219a88ece70dc9.exe	N.exe
PID 3360 wrote to memory of 3396	3360	N.exe	cmd.exe
PID 3360 wrote to memory of 3396	3360	N.exe	cmd.exe
PID 3360 wrote to memory of 3396	3360	N.exe	cmd.exe
PID 3496 wrote to memory of 1720	3496	TXPlatfor.exe	TXPlatfor.exe
PID 3496 wrote to memory of 1720	3496	TXPlatfor.exe	TXPlatfor.exe
PID 3496 wrote to memory of 1720	3496	TXPlatfor.exe	TXPlatfor.exe
PID 3396 wrote to memory of 3300	3396	cmd.exe	PING.EXE
PID 3396 wrote to memory of 3300	3396	cmd.exe	PING.EXE
PID 3396 wrote to memory of 3300	3396	cmd.exe	PING.EXE
PID 4840 wrote to memory of 3960	4840	svchost.exe	Remote Data.exe
PID 4840 wrote to memory of 3960	4840	svchost.exe	Remote Data.exe
PID 4840 wrote to memory of 3960	4840	svchost.exe	Remote Data.exe

C:\Users\Admin\AppData\Local\Temp\3e4c36cba30c92d503b1fe321ecb01f6258b7e2c80c728ec67219a88ece70dc9.exe
"C:\Users\Admin\AppData\Local\Temp\3e4c36cba30c92d503b1fe321ecb01f6258b7e2c80c728ec67219a88ece70dc9.exe"
1⤵
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4924

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:1680

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:3360

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:3396

C:\Windows\SysWOW64\PING.EXE
ping -n 2 127.0.0.1
4⤵
- Runs ping.exe
PID:3300

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
PID:3100

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:4840

C:\Windows\SysWOW64\Remote Data.exe
"C:\Windows\system32\Remote Data.exe" "c:\windows\system32\240645750.txt",MainThread
2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:3960

C:\Windows\SysWOW64\TXPlatfor.exe
C:\Windows\SysWOW64\TXPlatfor.exe -auto
1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3496

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:1720

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4136 --field-trial-handle=2744,i,16362475727591565961,3676688664819797550,262144 --variations-seed-version /prefetch:8
1⤵
PID:4788

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\HD_X.dat
Filesize
2.4MB

MD5
2d7c46fb17ad8aa63394bb8c813b493d

SHA1
d954075ae6942c44ac05cb14d7f63ef25d2a9425

SHA256
3e4c36cba30c92d503b1fe321ecb01f6258b7e2c80c728ec67219a88ece70dc9

SHA512
516def317eb8a25b013b9d6ac3d0e302da0bb553f1a3d192e1e9c492fbbb53f0a3a76cf3f2991cb84f63d8e2351a1c05337ad56db4b8be9f55d0b130e157c39f

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:\Users\Admin\AppData\Local\Temp\RCXA073.tmp
Filesize
2.3MB

MD5
9704fda9874fb5ec557b3e7873fa478a

SHA1
8132240f4b09318bfaa6845b8c7586cf963f2f20

SHA256
d9a79149056980335eec5bffa5495cc6c17b0b6e0ee3c31adfabee6f352d55d9

SHA512
ef243a46fefaaf9c22c86fb0868402de307074d058b15e293333a9161a84f761dc54a58a5a08134deb43c4a9d718ccaeff4580b3d2075d12f8e228280f949729

Download Submit
C:\Users\Admin\AppData\Local\Temp\X.ico
Filesize
69KB

MD5
e33fb6d686b1a8b171349572c5a33f67

SHA1
29f24fe536adf799b69b63c83efadc1bce457a54

SHA256
020c8e0963f89f4b14538b7d69e83c6fec44a29bbbd52fbb6deb2be5c697f450

SHA512
cf1f1d6a9efe53f84e5b4a8246b87c0b96496716605d1b00352d9aae30e664d3d2cbadebf598b4e690a9feef0b5785887a4e643cc5f68938ca744af1d3539e55

Download Submit
C:\Windows\SysWOW64\240645750.txt
Filesize
899KB

MD5
9be58add381da9152feba3f912a76e57

SHA1
ef319fb10f42a642ad4692d167c1ab5056ee4d7f

SHA256
dd83740c1102e25c3228bf5e9a83b721864d2b97a55ac112a2c9c7b6626c7a5f

SHA512
cc86f47858c391d381a2cf29f00e865d5a5c5d059b9029b471881894da60d826a246240d47b3b4f297d87f8595519f2eee9a1e7da0fdc92c7f0a27803b378fd6

Download Submit
C:\Windows\SysWOW64\Remote Data.exe
Filesize
60KB

MD5
889b99c52a60dd49227c5e485a016679

SHA1
8fa889e456aa646a4d0a4349977430ce5fa5e2d7

SHA256
6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

SHA512
08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

Download Submit
memory/1720-38-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1720-53-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1720-41-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3360-20-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3360-18-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3360-23-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3360-19-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3496-29-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3496-28-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3496-27-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Resubmissions

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads