gh0strat | e4bafdd9d76a5054c8cc6ce38f3b97472a0c3149611245159104363b26756e8a

General

Target

e4bafdd9d76a5054c8cc6ce38f3b97472a0c3149611245159104363b26756e8a.exe
Size

2.4MB
MD5

9aa70f6f4cdc2b33610d865a2097b221
SHA1

182ecc0960cc463557ea06175f7662fe5729898e
SHA256

e4bafdd9d76a5054c8cc6ce38f3b97472a0c3149611245159104363b26756e8a
SHA512

c0bb305ecc9c1dd0497e966404955175e53d801d45eafb43760bebb1257d12d4b9b1a0b997c454543ae6410fbe3735d8454f53022edb4ad1e8e7e9badab4f21c
SSDEEP

24576:BCwsbKgbQ5NANIvGTYwMHXA+wT1kfTw4SIuvB74fgt7ibhRM5QhKehFdMtRj7nH3:BCwsbCANnKXferL7Vwe/Gg0P+WhXkdd

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/1132-19-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1132-20-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1132-21-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1184-28-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1184-29-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4692-38-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4692-41-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4692-53-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 9 IoCs

Processes:

resource	yara_rule
C:\Windows\SysWOW64\240648453.txt	family_gh0strat
behavioral2/memory/1132-19-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1132-20-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1132-21-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1184-28-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1184-29-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4692-38-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4692-41-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4692-53-0x0000000010000000-0x00000000101B6000-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\\240648453.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

1528 R.exe
1132 N.exe
1184 TXPlatfor.exe
4692 TXPlatfor.exe
2336 Remote Data.exe
Loads dropped DLL 3 IoCs

Processes:

R.exesvchost.exeRemote Data.exe

pid process

1528 R.exe
4468 svchost.exe
2336 Remote Data.exe

pid	process
1528	R.exe
1132	N.exe
1184	TXPlatfor.exe
4692	TXPlatfor.exe
2336	Remote Data.exe

pid	process
1528	R.exe
4468	svchost.exe
2336	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/1132-19-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1132-20-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1132-21-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1132-17-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1184-26-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1184-28-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1184-29-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4692-38-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4692-41-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4692-53-0x0000000010000000-0x00000000101B6000-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\240648453.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:

e4bafdd9d76a5054c8cc6ce38f3b97472a0c3149611245159104363b26756e8a.exe

description	ioc	process
File created	C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe	e4bafdd9d76a5054c8cc6ce38f3b97472a0c3149611245159104363b26756e8a.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

4728 PING.EXE
Suspicious behavior: LoadsDriver 1 IoCs

Processes:

TXPlatfor.exe

pid process

4692 TXPlatfor.exe

pid	process
4728	PING.EXE

pid	process
4692	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

N.exeTXPlatfor.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	1132	N.exe
Token: SeLoadDriverPrivilege	4692	TXPlatfor.exe
Token: 33	4692	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	4692	TXPlatfor.exe
Token: 33	4692	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	4692	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

e4bafdd9d76a5054c8cc6ce38f3b97472a0c3149611245159104363b26756e8a.exe

pid	process
1804	e4bafdd9d76a5054c8cc6ce38f3b97472a0c3149611245159104363b26756e8a.exe
1804	e4bafdd9d76a5054c8cc6ce38f3b97472a0c3149611245159104363b26756e8a.exe

Suspicious use of WriteProcessMemory 18 IoCs

Processes:

e4bafdd9d76a5054c8cc6ce38f3b97472a0c3149611245159104363b26756e8a.exeN.exeTXPlatfor.execmd.exesvchost.exe

description	pid	process	target process
PID 1804 wrote to memory of 1528	1804	e4bafdd9d76a5054c8cc6ce38f3b97472a0c3149611245159104363b26756e8a.exe	R.exe
PID 1804 wrote to memory of 1528	1804	e4bafdd9d76a5054c8cc6ce38f3b97472a0c3149611245159104363b26756e8a.exe	R.exe
PID 1804 wrote to memory of 1528	1804	e4bafdd9d76a5054c8cc6ce38f3b97472a0c3149611245159104363b26756e8a.exe	R.exe
PID 1804 wrote to memory of 1132	1804	e4bafdd9d76a5054c8cc6ce38f3b97472a0c3149611245159104363b26756e8a.exe	N.exe
PID 1804 wrote to memory of 1132	1804	e4bafdd9d76a5054c8cc6ce38f3b97472a0c3149611245159104363b26756e8a.exe	N.exe
PID 1804 wrote to memory of 1132	1804	e4bafdd9d76a5054c8cc6ce38f3b97472a0c3149611245159104363b26756e8a.exe	N.exe
PID 1132 wrote to memory of 3232	1132	N.exe	cmd.exe
PID 1132 wrote to memory of 3232	1132	N.exe	cmd.exe
PID 1132 wrote to memory of 3232	1132	N.exe	cmd.exe
PID 1184 wrote to memory of 4692	1184	TXPlatfor.exe	TXPlatfor.exe
PID 1184 wrote to memory of 4692	1184	TXPlatfor.exe	TXPlatfor.exe
PID 1184 wrote to memory of 4692	1184	TXPlatfor.exe	TXPlatfor.exe
PID 3232 wrote to memory of 4728	3232	cmd.exe	PING.EXE
PID 3232 wrote to memory of 4728	3232	cmd.exe	PING.EXE
PID 3232 wrote to memory of 4728	3232	cmd.exe	PING.EXE
PID 4468 wrote to memory of 2336	4468	svchost.exe	Remote Data.exe
PID 4468 wrote to memory of 2336	4468	svchost.exe	Remote Data.exe
PID 4468 wrote to memory of 2336	4468	svchost.exe	Remote Data.exe

C:\Users\Admin\AppData\Local\Temp\e4bafdd9d76a5054c8cc6ce38f3b97472a0c3149611245159104363b26756e8a.exe
"C:\Users\Admin\AppData\Local\Temp\e4bafdd9d76a5054c8cc6ce38f3b97472a0c3149611245159104363b26756e8a.exe"
1⤵
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1804

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:1528

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:1132

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:3232

C:\Windows\SysWOW64\PING.EXE
ping -n 2 127.0.0.1
4⤵
- Runs ping.exe
PID:4728

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
PID:4088

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:4468

C:\Windows\SysWOW64\Remote Data.exe
"C:\Windows\system32\Remote Data.exe" "c:\windows\system32\240648453.txt",MainThread
2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:2336

C:\Windows\SysWOW64\TXPlatfor.exe
C:\Windows\SysWOW64\TXPlatfor.exe -auto
1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1184

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:4692

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=4076 --field-trial-handle=2280,i,11703952675008463361,17436195144517971517,262144 --variations-seed-version /prefetch:8
1⤵
PID:3588

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

Loading Replay Monitor...

Downloads

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

Filesize
2.4MB

MD5
9aa70f6f4cdc2b33610d865a2097b221

SHA1
182ecc0960cc463557ea06175f7662fe5729898e

SHA256
e4bafdd9d76a5054c8cc6ce38f3b97472a0c3149611245159104363b26756e8a

SHA512
c0bb305ecc9c1dd0497e966404955175e53d801d45eafb43760bebb1257d12d4b9b1a0b997c454543ae6410fbe3735d8454f53022edb4ad1e8e7e9badab4f21c

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\RCXA759.tmp

Filesize
2.4MB

MD5
740e06c13f76dc5fab99833897be3c20

SHA1
245fa84758b53002d8bfb03ecaa0b294f2a17272

SHA256
b5c85ae9e895411587b7571135f59779c846c966e739410f7890846a4e658f12

SHA512
8ddb1295ebc8d1d0f8a6dbd5e8a4bdcb0f677913b7aa309ede07bc5acf3c575c4c36d40a77fa35ac4fb6b9d13f20e9a3e42873c2218533be6cfa60395be22d34

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\240648453.txt

Filesize
899KB

MD5
d339e41e6ac068c12fc84ed28ac73b82

SHA1
c8b76955a11686fa7407ee5b216f167c93825f2b

SHA256
ea6b9c48c1922b710e3b28fd157df7673fd38a204f95aed5853411b0c271b59b

SHA512
d800bee58eb86e5a21336e327f1dacb2f5b46b3b12ead0f4a21e08324b63ca7536847686da7e5704754284d03510d4fc88bb03158b5f6f52b1d38defa2e90199

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

Filesize
60KB

MD5
889b99c52a60dd49227c5e485a016679

SHA1
8fa889e456aa646a4d0a4349977430ce5fa5e2d7

SHA256
6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

SHA512
08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

Download Submit
memory/1132-20-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1132-17-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1132-21-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1132-19-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1184-28-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1184-29-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1184-26-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4692-38-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4692-41-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4692-53-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads