gh0strat | d32c76cc1fed7cf75774bcc0ca94b538b32acecc0589c9e9f154e123855315fe

General

Target

d32c76cc1fed7cf75774bcc0ca94b538b32acecc0589c9e9f154e123855315fe.exe
Size

5.3MB
MD5

fcf8251168cfededdc8c76500e090a18
SHA1

818c6867d97375da0b7731a4b194b0865dcd7fec
SHA256

d32c76cc1fed7cf75774bcc0ca94b538b32acecc0589c9e9f154e123855315fe
SHA512

1b97ec827211c5b6fafcdeb652041c8ff499fbf673ef6721424967cb21e1430386105067b493a102eeb83e15eed6c8a69854e36f8c76c4ef3c92de67614d5024
SSDEEP

98304:Aws2ANnKXOaeOgmhUL0jdbbjUuyxsWngBSu/HYuR:WKXbeO7DjZjMxW

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/2160-15-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2160-16-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2160-14-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4356-33-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4356-32-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4124-40-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4124-43-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4124-55-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 9 IoCs

resource	yara_rule
behavioral2/files/0x000800000002325d-5.dat	family_gh0strat
behavioral2/memory/2160-15-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2160-16-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2160-14-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4356-33-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4356-32-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4124-40-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4124-43-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4124-55-0x0000000010000000-0x00000000101B6000-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\\240664109.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
2968	R.exe
2160	N.exe
232	HD_d32c76cc1fed7cf75774bcc0ca94b538b32acecc0589c9e9f154e123855315fe.exe
4356	TXPlatfor.exe
4124	TXPlatfor.exe
2236	Remote Data.exe

Loads dropped DLL 3 IoCs

pid	Process
2968	R.exe
1456	svchost.exe
2236	Remote Data.exe

UPX packed file 10 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2160-12-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2160-15-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2160-16-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2160-14-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4356-33-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4356-30-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4356-32-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4124-40-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4124-43-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4124-55-0x0000000010000000-0x00000000101B6000-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\240664109.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 created	C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe	d32c76cc1fed7cf75774bcc0ca94b538b32acecc0589c9e9f154e123855315fe.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
2120	PING.EXE

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1592	d32c76cc1fed7cf75774bcc0ca94b538b32acecc0589c9e9f154e123855315fe.exe
1592	d32c76cc1fed7cf75774bcc0ca94b538b32acecc0589c9e9f154e123855315fe.exe
232	HD_d32c76cc1fed7cf75774bcc0ca94b538b32acecc0589c9e9f154e123855315fe.exe
232	HD_d32c76cc1fed7cf75774bcc0ca94b538b32acecc0589c9e9f154e123855315fe.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
4124	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2160	N.exe
Token: SeLoadDriverPrivilege	4124	TXPlatfor.exe
Token: 33	4124	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	4124	TXPlatfor.exe
Token: 33	4124	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	4124	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1592	d32c76cc1fed7cf75774bcc0ca94b538b32acecc0589c9e9f154e123855315fe.exe
1592	d32c76cc1fed7cf75774bcc0ca94b538b32acecc0589c9e9f154e123855315fe.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 1592 wrote to memory of 2968	1592	d32c76cc1fed7cf75774bcc0ca94b538b32acecc0589c9e9f154e123855315fe.exe	91
PID 1592 wrote to memory of 2968	1592	d32c76cc1fed7cf75774bcc0ca94b538b32acecc0589c9e9f154e123855315fe.exe	91
PID 1592 wrote to memory of 2968	1592	d32c76cc1fed7cf75774bcc0ca94b538b32acecc0589c9e9f154e123855315fe.exe	91
PID 1592 wrote to memory of 2160	1592	d32c76cc1fed7cf75774bcc0ca94b538b32acecc0589c9e9f154e123855315fe.exe	92
PID 1592 wrote to memory of 2160	1592	d32c76cc1fed7cf75774bcc0ca94b538b32acecc0589c9e9f154e123855315fe.exe	92
PID 1592 wrote to memory of 2160	1592	d32c76cc1fed7cf75774bcc0ca94b538b32acecc0589c9e9f154e123855315fe.exe	92
PID 1592 wrote to memory of 232	1592	d32c76cc1fed7cf75774bcc0ca94b538b32acecc0589c9e9f154e123855315fe.exe	95
PID 1592 wrote to memory of 232	1592	d32c76cc1fed7cf75774bcc0ca94b538b32acecc0589c9e9f154e123855315fe.exe	95
PID 1592 wrote to memory of 232	1592	d32c76cc1fed7cf75774bcc0ca94b538b32acecc0589c9e9f154e123855315fe.exe	95
PID 2160 wrote to memory of 3424	2160	N.exe	97
PID 2160 wrote to memory of 3424	2160	N.exe	97
PID 2160 wrote to memory of 3424	2160	N.exe	97
PID 4356 wrote to memory of 4124	4356	TXPlatfor.exe	99
PID 4356 wrote to memory of 4124	4356	TXPlatfor.exe	99
PID 4356 wrote to memory of 4124	4356	TXPlatfor.exe	99
PID 3424 wrote to memory of 2120	3424	cmd.exe	100
PID 3424 wrote to memory of 2120	3424	cmd.exe	100
PID 3424 wrote to memory of 2120	3424	cmd.exe	100
PID 1456 wrote to memory of 2236	1456	svchost.exe	101
PID 1456 wrote to memory of 2236	1456	svchost.exe	101
PID 1456 wrote to memory of 2236	1456	svchost.exe	101

C:\Users\Admin\AppData\Local\Temp\d32c76cc1fed7cf75774bcc0ca94b538b32acecc0589c9e9f154e123855315fe.exe
"C:\Users\Admin\AppData\Local\Temp\d32c76cc1fed7cf75774bcc0ca94b538b32acecc0589c9e9f154e123855315fe.exe"
1⤵
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1592
- 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:2968
- 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:2160
- - 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:3424
  - - C:\Windows\SysWOW64\PING.EXE
      ping -n 2 127.0.0.1
      4⤵
      Runs ping.exe
      PID:2120
- C:\Users\Admin\AppData\Local\Temp\HD_d32c76cc1fed7cf75774bcc0ca94b538b32acecc0589c9e9f154e123855315fe.exe
  C:\Users\Admin\AppData\Local\Temp\HD_d32c76cc1fed7cf75774bcc0ca94b538b32acecc0589c9e9f154e123855315fe.exe
  2⤵
  - Executes dropped EXE
  - Suspicious behavior: EnumeratesProcesses
  PID:232

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
PID:2172

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:1456
- C:\Windows\SysWOW64\Remote Data.exe
  "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\240664109.txt",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:2236

C:\Windows\SysWOW64\TXPlatfor.exe
C:\Windows\SysWOW64\TXPlatfor.exe -auto
1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4356
- 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:4124

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=4148 --field-trial-handle=2280,i,4114443225282860369,4764091921472631035,262144 --variations-seed-version /prefetch:8
1⤵
PID:2432

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_X.dat

Filesize
2.7MB

MD5
0ccb4aedd9d20f805fbfde39a84273aa

SHA1
c6feafae69ba221e2c0353393ee2887d9c009735

SHA256
8f53c491340a4199a4a14fbe401914b94bd4ae5fc23a4d8c7e17db3e501428f2

SHA512
ee6de2083704c0fe9e66e0d8c020f6243e1d6093ce8157fe1f0ce6895336425b53ab5328469241e57ec4dd19275a7fd800c8dac337a65e6cba06d1e0b8d328d7

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

Filesize
2.6MB

MD5
2f8950e3457ec837e6b35f7befeb9801

SHA1
e839b9a8e0ce0db7ed6be2e8590e061f07dbd8a7

SHA256
29d834f0f0dc4cc0fd22eb16d413e471b66c29d5211f5245f40d8d1d47c88e6c

SHA512
41203c979f62664994b4d53fab6dbe4191c949a2a0ab14dac2275e38157fbaf696b56a363b8b30d1b0b8958724ee3ec53cebfc9431e63081474b6e9330615eaa

Download Submit
C:\Users\Admin\AppData\Local\Temp\HD_d32c76cc1fed7cf75774bcc0ca94b538b32acecc0589c9e9f154e123855315fe.exe

Filesize
2.5MB

MD5
76f9ee44a1e34cbbe44da22569e7a61f

SHA1
890b21d31fb4088fc101e5e9be5cfcd2de1f8b9f

SHA256
b89018dee10235dc968226a74bb1394063b646b9253218ef0ddb3e78d37f25aa

SHA512
61e02181c04ec8d15b6fc77b0b9ba10e5250ebae1ef744e302b3d57920eb3b0fff07883e761c779c95529182289564d7312bc389eb08382f6d3c7436a4b16a47

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\X.ico

Filesize
69KB

MD5
e33fb6d686b1a8b171349572c5a33f67

SHA1
29f24fe536adf799b69b63c83efadc1bce457a54

SHA256
020c8e0963f89f4b14538b7d69e83c6fec44a29bbbd52fbb6deb2be5c697f450

SHA512
cf1f1d6a9efe53f84e5b4a8246b87c0b96496716605d1b00352d9aae30e664d3d2cbadebf598b4e690a9feef0b5785887a4e643cc5f68938ca744af1d3539e55

Download Submit
C:\Windows\SysWOW64\240664109.txt

Filesize
899KB

MD5
dd62f043511bf0d4c7a4c418d3d04a9f

SHA1
43e4024300b58c4eebbd32fdac247e0a8b728d6a

SHA256
cbb4c9bed7a16c4b4288ca46f4f243e403937b6a087a96cb11b2aefcf3452809

SHA512
6ec29cfa4ebdce73dedff6763e7085d9d364cad3809d509474b4b64b05fabf3b2bb35fb22f584a6d91c59b90b0975f4b1676365677871bc8a39db59e276f973e

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

Filesize
60KB

MD5
889b99c52a60dd49227c5e485a016679

SHA1
8fa889e456aa646a4d0a4349977430ce5fa5e2d7

SHA256
6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

SHA512
08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

Download Submit
memory/2160-12-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2160-15-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2160-16-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2160-14-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4124-43-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4124-40-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4124-55-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4356-32-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4356-30-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4356-33-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads