gh0strat | ce3257d47fbbd3b7df81f9fdd21ccacd6dbe445e596ac797471b631c5a248557

General

Target

ce3257d47fbbd3b7df81f9fdd21ccacd6dbe445e596ac797471b631c5a248557.exe
Size

4.4MB
MD5

b933d3ff5586158df3d6ef7320e66e96
SHA1

4a7a634dd6a57b139713c1db04e0bf4282bd3fb8
SHA256

ce3257d47fbbd3b7df81f9fdd21ccacd6dbe445e596ac797471b631c5a248557
SHA512

4ff1ca7557708a125c560a642c903e05d7d7b4899e5685e4354df6505524e26504e35d47ce42db606a71941333792d8cf0707ea31b9c651e1dc7a4e4832e2369
SSDEEP

49152:mCwsbCANnKXferL7Vwe/Gg0P+WhrGDY89OLqGdsyOTlXWc/lMhJ0CITqaYLjCXUS:Rws2ANnKXOaeOgmh037ahSnqaY7hPk

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/4936-19-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4936-20-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4936-21-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1812-28-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1812-29-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1644-41-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1644-44-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1644-47-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 9 IoCs

resource	yara_rule
behavioral2/files/0x000900000002325c-5.dat	family_gh0strat
behavioral2/memory/4936-19-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4936-20-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4936-21-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1812-28-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1812-29-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1644-41-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1644-44-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1644-47-0x0000000010000000-0x00000000101B6000-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\\240677890.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
8	R.exe
4936	N.exe
1604	HD_ce3257d47fbbd3b7df81f9fdd21ccacd6dbe445e596ac797471b631c5a248557.exe
1812	TXPlatfor.exe
1644	TXPlatfor.exe
4720	Remote Data.exe

Loads dropped DLL 3 IoCs

pid	Process
8	R.exe
3140	svchost.exe
4720	Remote Data.exe

UPX packed file 10 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4936-19-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4936-20-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4936-17-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4936-21-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1812-28-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1812-29-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1812-26-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1644-41-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1644-44-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1644-47-0x0000000010000000-0x00000000101B6000-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\240677890.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	ce3257d47fbbd3b7df81f9fdd21ccacd6dbe445e596ac797471b631c5a248557.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
692	PING.EXE

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
5100	ce3257d47fbbd3b7df81f9fdd21ccacd6dbe445e596ac797471b631c5a248557.exe
5100	ce3257d47fbbd3b7df81f9fdd21ccacd6dbe445e596ac797471b631c5a248557.exe
1604	HD_ce3257d47fbbd3b7df81f9fdd21ccacd6dbe445e596ac797471b631c5a248557.exe
1604	HD_ce3257d47fbbd3b7df81f9fdd21ccacd6dbe445e596ac797471b631c5a248557.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
1644	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	4936	N.exe
Token: SeLoadDriverPrivilege	1644	TXPlatfor.exe
Token: 33	1644	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	1644	TXPlatfor.exe
Token: 33	1644	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	1644	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
5100	ce3257d47fbbd3b7df81f9fdd21ccacd6dbe445e596ac797471b631c5a248557.exe
5100	ce3257d47fbbd3b7df81f9fdd21ccacd6dbe445e596ac797471b631c5a248557.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 5100 wrote to memory of 8	5100	ce3257d47fbbd3b7df81f9fdd21ccacd6dbe445e596ac797471b631c5a248557.exe	91
PID 5100 wrote to memory of 8	5100	ce3257d47fbbd3b7df81f9fdd21ccacd6dbe445e596ac797471b631c5a248557.exe	91
PID 5100 wrote to memory of 8	5100	ce3257d47fbbd3b7df81f9fdd21ccacd6dbe445e596ac797471b631c5a248557.exe	91
PID 5100 wrote to memory of 4936	5100	ce3257d47fbbd3b7df81f9fdd21ccacd6dbe445e596ac797471b631c5a248557.exe	92
PID 5100 wrote to memory of 4936	5100	ce3257d47fbbd3b7df81f9fdd21ccacd6dbe445e596ac797471b631c5a248557.exe	92
PID 5100 wrote to memory of 4936	5100	ce3257d47fbbd3b7df81f9fdd21ccacd6dbe445e596ac797471b631c5a248557.exe	92
PID 5100 wrote to memory of 1604	5100	ce3257d47fbbd3b7df81f9fdd21ccacd6dbe445e596ac797471b631c5a248557.exe	94
PID 5100 wrote to memory of 1604	5100	ce3257d47fbbd3b7df81f9fdd21ccacd6dbe445e596ac797471b631c5a248557.exe	94
PID 5100 wrote to memory of 1604	5100	ce3257d47fbbd3b7df81f9fdd21ccacd6dbe445e596ac797471b631c5a248557.exe	94
PID 1812 wrote to memory of 1644	1812	TXPlatfor.exe	99
PID 1812 wrote to memory of 1644	1812	TXPlatfor.exe	99
PID 1812 wrote to memory of 1644	1812	TXPlatfor.exe	99
PID 4936 wrote to memory of 1400	4936	N.exe	100
PID 4936 wrote to memory of 1400	4936	N.exe	100
PID 4936 wrote to memory of 1400	4936	N.exe	100
PID 1400 wrote to memory of 692	1400	cmd.exe	102
PID 1400 wrote to memory of 692	1400	cmd.exe	102
PID 1400 wrote to memory of 692	1400	cmd.exe	102
PID 3140 wrote to memory of 4720	3140	svchost.exe	103
PID 3140 wrote to memory of 4720	3140	svchost.exe	103
PID 3140 wrote to memory of 4720	3140	svchost.exe	103

C:\Users\Admin\AppData\Local\Temp\ce3257d47fbbd3b7df81f9fdd21ccacd6dbe445e596ac797471b631c5a248557.exe
"C:\Users\Admin\AppData\Local\Temp\ce3257d47fbbd3b7df81f9fdd21ccacd6dbe445e596ac797471b631c5a248557.exe"
1⤵
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:5100
- 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:8
- 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:4936
- - 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:1400
  - - C:\Windows\SysWOW64\PING.EXE
      ping -n 2 127.0.0.1
      4⤵
      Runs ping.exe
      PID:692
- C:\Users\Admin\AppData\Local\Temp\HD_ce3257d47fbbd3b7df81f9fdd21ccacd6dbe445e596ac797471b631c5a248557.exe
  C:\Users\Admin\AppData\Local\Temp\HD_ce3257d47fbbd3b7df81f9fdd21ccacd6dbe445e596ac797471b631c5a248557.exe
  2⤵
  - Executes dropped EXE
  - Suspicious behavior: EnumeratesProcesses
  PID:1604

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
PID:3812

C:\Windows\SysWOW64\TXPlatfor.exe
C:\Windows\SysWOW64\TXPlatfor.exe -auto
1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1812
- 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:1644

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:3140
- C:\Windows\SysWOW64\Remote Data.exe
  "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\240677890.txt",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:4720

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=4120 --field-trial-handle=2280,i,4114443225282860369,4764091921472631035,262144 --variations-seed-version /prefetch:8
1⤵
PID:2416

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
2.6MB

MD5
a8d3cb4cbf05f6088e80bb5c7f53b31e

SHA1
5373d2fe0862f17108d591104e3853bf3874ccf5

SHA256
f72f0a48ff3d5b0e291bb0fec138ac276ccc2df0991917514e20afcf508afe1d

SHA512
6fe5a2244caa786ca8e39f57ff0a351a54732007f2a1c4feddc70937ebf28785e991d910e482005a0c1d3d97c61de4871afd2acffeb11ed4f5a2d3f280213c3f

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

Filesize
2.6MB

MD5
d02d0b42b151393dbb02e687935c4f4c

SHA1
f1010ca8214eb16f2afd6bb671522692f9464c91

SHA256
2e6aef788c264789acb22024b819768fdfabfc337a83d512477832845490ec59

SHA512
7086084a8f7145f452d88f5739abff36e8dda1ee1a3aeb9cc84481079127a8cfe351695a70f2493ef34e1dcde4030d8ad4487c6c82670b6a41adc29ee9ec8ec6

Download Submit
C:\Users\Admin\AppData\Local\Temp\HD_ce3257d47fbbd3b7df81f9fdd21ccacd6dbe445e596ac797471b631c5a248557.exe

Filesize
1.8MB

MD5
00975f432058d84a1b5a430e53d8833e

SHA1
3e419fb8c42deffeb186941865fc9b6f33b4ae34

SHA256
6b07d17730686830855e5c8085f9cd0f022e072c16147524493301fdeeb44284

SHA512
c67989895d76bc329f2a6390db62c56cb3ffc20ff411b67b151e50dc65542bebf378873e8ef5192d1d759a8ce017cfe38f2fc51a46b5fede2946235dd8116282

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\240677890.txt

Filesize
899KB

MD5
a88c0dc0bb94bc687a6177186d020c09

SHA1
da41cdbce9fa2573bd52198149b7f5e7dce611b3

SHA256
7c5470daa7c3e1b5af1f223bb459c3ed36063852ba84a576a03207782c648f42

SHA512
1f4e7f754a20d6387d05bc8e4c6015ae5747fb32acd016c8e3bb398fffb92d6b6fd319d3e6c41deeb7b22a09bdb1df788492615149591d744db892d77b249c8b

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

Filesize
60KB

MD5
889b99c52a60dd49227c5e485a016679

SHA1
8fa889e456aa646a4d0a4349977430ce5fa5e2d7

SHA256
6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

SHA512
08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

Download Submit
memory/1644-41-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1644-47-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1644-44-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1812-28-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1812-26-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1812-29-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4936-21-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4936-17-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4936-20-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4936-19-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads