gh0strat | d233fdfef515533fc4cd6e4829d8777edc185da1ff1b3639a97082ee12303f1c

General

Target

d233fdfef515533fc4cd6e4829d8777edc185da1ff1b3639a97082ee12303f1c.exe
Size

2.5MB
MD5

ad262b56b888dd5af1bf23e573136ccb
SHA1

516fb16cf9fd12b63c9961b2c79cde6d5e619870
SHA256

d233fdfef515533fc4cd6e4829d8777edc185da1ff1b3639a97082ee12303f1c
SHA512

a7d8ebb97a7058ce949d65d9cf00f6dbf227d4afac28f18d30d4634dfef055af0d73c3227df364fa5edf13abbdbd9d45f3b292670306611314e3c4735bf36aff
SSDEEP

49152:gCwsbCANnKXferL7Vwe/Gg0P+WhHRviul:rws2ANnKXOaeOgmhHRviul

Score

10^/10

gh0strat purplefox persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 11 IoCs

Detect PurpleFox Rootkit.

rootkit

Processes:

resource	yara_rule
behavioral2/memory/2396-15-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2396-16-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2396-14-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4164-23-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4164-24-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4164-25-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2396-26-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4164-32-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/5012-34-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/5012-37-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/5012-39-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 12 IoCs

Processes:

resource	yara_rule
C:\Windows\SysWOW64\240650406.txt	family_gh0strat
behavioral2/memory/2396-15-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2396-16-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2396-14-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4164-23-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4164-24-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4164-25-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2396-26-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4164-32-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/5012-34-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/5012-37-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/5012-39-0x0000000010000000-0x00000000101B6000-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 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 4 IoCs

Processes:

R.exeN.exeTXPlatfor.exeTXPlatfor.exe

pid process

4416 R.exe
2396 N.exe
4164 TXPlatfor.exe
5012 TXPlatfor.exe
Loads dropped DLL 1 IoCs

Processes:

R.exe

pid process

4416 R.exe

pid	process
4416	R.exe
2396	N.exe
4164	TXPlatfor.exe
5012	TXPlatfor.exe

pid	process
4416	R.exe

UPX packed file 13 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/2396-12-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2396-15-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2396-16-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2396-14-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4164-23-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4164-24-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4164-25-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4164-21-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2396-26-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4164-32-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/5012-34-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/5012-37-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/5012-39-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 3 IoCs

Processes:

N.exeR.exe

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\TXPlatfor.exe	N.exe
File created	C:\Windows\SysWOW64\240650406.txt	R.exe
File created	C:\Windows\SysWOW64\TXPlatfor.exe	N.exe

Drops file in Program Files directory 1 IoCs

Processes:

d233fdfef515533fc4cd6e4829d8777edc185da1ff1b3639a97082ee12303f1c.exe

description	ioc	process
File created	C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe	d233fdfef515533fc4cd6e4829d8777edc185da1ff1b3639a97082ee12303f1c.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1736 4416 WerFault.exe R.exe
Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

2812 PING.EXE
Suspicious behavior: LoadsDriver 1 IoCs

Processes:

TXPlatfor.exe

pid process

5012 TXPlatfor.exe

pid	pid_target	process	target process
1736	4416	WerFault.exe	R.exe

pid	process
2812	PING.EXE

pid	process
5012	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

N.exeTXPlatfor.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	2396	N.exe
Token: SeLoadDriverPrivilege	5012	TXPlatfor.exe
Token: 33	5012	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	5012	TXPlatfor.exe
Token: 33	5012	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	5012	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

d233fdfef515533fc4cd6e4829d8777edc185da1ff1b3639a97082ee12303f1c.exe

pid	process
5088	d233fdfef515533fc4cd6e4829d8777edc185da1ff1b3639a97082ee12303f1c.exe
5088	d233fdfef515533fc4cd6e4829d8777edc185da1ff1b3639a97082ee12303f1c.exe

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

d233fdfef515533fc4cd6e4829d8777edc185da1ff1b3639a97082ee12303f1c.exeN.exeTXPlatfor.execmd.exe

description	pid	process	target process
PID 5088 wrote to memory of 4416	5088	d233fdfef515533fc4cd6e4829d8777edc185da1ff1b3639a97082ee12303f1c.exe	R.exe
PID 5088 wrote to memory of 4416	5088	d233fdfef515533fc4cd6e4829d8777edc185da1ff1b3639a97082ee12303f1c.exe	R.exe
PID 5088 wrote to memory of 4416	5088	d233fdfef515533fc4cd6e4829d8777edc185da1ff1b3639a97082ee12303f1c.exe	R.exe
PID 5088 wrote to memory of 2396	5088	d233fdfef515533fc4cd6e4829d8777edc185da1ff1b3639a97082ee12303f1c.exe	N.exe
PID 5088 wrote to memory of 2396	5088	d233fdfef515533fc4cd6e4829d8777edc185da1ff1b3639a97082ee12303f1c.exe	N.exe
PID 5088 wrote to memory of 2396	5088	d233fdfef515533fc4cd6e4829d8777edc185da1ff1b3639a97082ee12303f1c.exe	N.exe
PID 2396 wrote to memory of 3800	2396	N.exe	cmd.exe
PID 2396 wrote to memory of 3800	2396	N.exe	cmd.exe
PID 2396 wrote to memory of 3800	2396	N.exe	cmd.exe
PID 4164 wrote to memory of 5012	4164	TXPlatfor.exe	TXPlatfor.exe
PID 4164 wrote to memory of 5012	4164	TXPlatfor.exe	TXPlatfor.exe
PID 4164 wrote to memory of 5012	4164	TXPlatfor.exe	TXPlatfor.exe
PID 3800 wrote to memory of 2812	3800	cmd.exe	PING.EXE
PID 3800 wrote to memory of 2812	3800	cmd.exe	PING.EXE
PID 3800 wrote to memory of 2812	3800	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\d233fdfef515533fc4cd6e4829d8777edc185da1ff1b3639a97082ee12303f1c.exe
"C:\Users\Admin\AppData\Local\Temp\d233fdfef515533fc4cd6e4829d8777edc185da1ff1b3639a97082ee12303f1c.exe"
1⤵
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:5088

C:\Users\Admin\AppData\Local\Temp\R.exe
C:\Users\Admin\AppData\Local\Temp\\R.exe
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in System32 directory
PID:4416

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4416 -s 452
3⤵
- Program crash
PID:1736

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:2396

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:3800

C:\Windows\SysWOW64\PING.EXE
ping -n 2 127.0.0.1
4⤵
- Runs ping.exe
PID:2812

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 4416 -ip 4416
1⤵
PID:2428

C:\Windows\SysWOW64\TXPlatfor.exe
C:\Windows\SysWOW64\TXPlatfor.exe -auto
1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4164

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:5012

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=4060 --field-trial-handle=2328,i,5873823382323802923,13134441441264702821,262144 --variations-seed-version /prefetch:8
1⤵
PID:4260

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

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
2.5MB

MD5
ad262b56b888dd5af1bf23e573136ccb

SHA1
516fb16cf9fd12b63c9961b2c79cde6d5e619870

SHA256
d233fdfef515533fc4cd6e4829d8777edc185da1ff1b3639a97082ee12303f1c

SHA512
a7d8ebb97a7058ce949d65d9cf00f6dbf227d4afac28f18d30d4634dfef055af0d73c3227df364fa5edf13abbdbd9d45f3b292670306611314e3c4735bf36aff

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\RCXB294.tmp

Filesize
2.5MB

MD5
fb70d98f63300fc982ecef9f3cd877ee

SHA1
596f1a9491dd734f619c46923ea47c50f90475a0

SHA256
712078f2bb99c5d1fd63fc991d24c2a7fd6a5b44d75be55e41b76356df94ce8b

SHA512
03e364a42daa806b7bfaf85ddfabf5b05b610bc4d63b3f7646c11ec6622e3464de557609332fe223cf1b76c2ab5af3f085a0bc85f4b79fa331ba18e804cee5e0

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\240650406.txt

Filesize
899KB

MD5
da3ef96601e5b25594c8cfe02369fb84

SHA1
e24793e0dac3f6d3e2b8b8f8ba125c66f2b6cacb

SHA256
0bf8f8864eecc2989c5a16c274cf76559bcbfe30233b1bfb3723fd8797c3c245

SHA512
ade74d27d1f043eb099d69ebd3128429addb222230704c7fd36e3aa51d5edc62881c1555f9f165da334b185f6ecc085620a7a433de1375cb15b0d484c3e466bb

Download Submit
memory/2396-26-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2396-12-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2396-15-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2396-16-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2396-14-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4164-24-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4164-32-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4164-21-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4164-25-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4164-23-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/5012-34-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/5012-37-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/5012-39-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads