gh0strat | 343de5a55b64fa019506af3a3844896fccf2ef6dce14cec267c436adddfc57d5

General

Target

343de5a55b64fa019506af3a3844896fccf2ef6dce14cec267c436adddfc57d5.exe
Size

4.4MB
MD5

938ac9ba0c56d08ebf0a6a113a214f83
SHA1

0e19ea42509182667b30715b4654b2a6725fad3d
SHA256

343de5a55b64fa019506af3a3844896fccf2ef6dce14cec267c436adddfc57d5
SHA512

b0d14cf546491a977420f1fecdc9bafbb5f6c51204a7e76ac3d03f4db66073cb902e2aed50dbcae18d2e0cdf0318d0b63f10fafb71b1ddfcb8fc5e5df32dcf3e
SSDEEP

98304:zws2ANnKXOaeOgmh/JDmn2ak2V/aS4FcI2:VKXbeO7dFmnu2V/aS4FK

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/2804-20-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2804-19-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2804-23-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3492-28-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3492-29-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2576-43-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2576-41-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2576-46-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 9 IoCs

Processes:

resource	yara_rule
C:\Windows\SysWOW64\240645093.txt	family_gh0strat
behavioral2/memory/2804-20-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2804-19-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2804-23-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3492-28-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3492-29-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2576-43-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2576-41-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2576-46-0x0000000010000000-0x00000000101B6000-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\\240645093.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 6 IoCs

Processes:

R.exeN.exeTXPlatfor.exeTXPlatfor.exeHD_343de5a55b64fa019506af3a3844896fccf2ef6dce14cec267c436adddfc57d5.exeRemote Data.exe

pid	process
1576	R.exe
2804	N.exe
3492	TXPlatfor.exe
2576	TXPlatfor.exe
1400	HD_343de5a55b64fa019506af3a3844896fccf2ef6dce14cec267c436adddfc57d5.exe
3844	Remote Data.exe

Loads dropped DLL 3 IoCs

Processes:

R.exesvchost.exeRemote Data.exe

pid process

1576 R.exe
2364 svchost.exe
3844 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/2804-17-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2804-20-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2804-19-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2804-23-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3492-28-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3492-29-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3492-26-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2576-43-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2576-41-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2576-46-0x0000000010000000-0x00000000101B6000-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\240645093.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

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

3892 PING.EXE

pid	process
3892	PING.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

343de5a55b64fa019506af3a3844896fccf2ef6dce14cec267c436adddfc57d5.exe

pid	process
4888	343de5a55b64fa019506af3a3844896fccf2ef6dce14cec267c436adddfc57d5.exe
4888	343de5a55b64fa019506af3a3844896fccf2ef6dce14cec267c436adddfc57d5.exe

Suspicious behavior: LoadsDriver 1 IoCs

Processes:

TXPlatfor.exe

pid process

2576 TXPlatfor.exe

pid	process
2576	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

N.exeTXPlatfor.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	2804	N.exe
Token: SeLoadDriverPrivilege	2576	TXPlatfor.exe
Token: 33	2576	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2576	TXPlatfor.exe
Token: 33	2576	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2576	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

343de5a55b64fa019506af3a3844896fccf2ef6dce14cec267c436adddfc57d5.exe

pid	process
4888	343de5a55b64fa019506af3a3844896fccf2ef6dce14cec267c436adddfc57d5.exe
4888	343de5a55b64fa019506af3a3844896fccf2ef6dce14cec267c436adddfc57d5.exe

Suspicious use of WriteProcessMemory 21 IoCs

Processes:

343de5a55b64fa019506af3a3844896fccf2ef6dce14cec267c436adddfc57d5.exeN.exeTXPlatfor.execmd.exesvchost.exe

description	pid	process	target process
PID 4888 wrote to memory of 1576	4888	343de5a55b64fa019506af3a3844896fccf2ef6dce14cec267c436adddfc57d5.exe	R.exe
PID 4888 wrote to memory of 1576	4888	343de5a55b64fa019506af3a3844896fccf2ef6dce14cec267c436adddfc57d5.exe	R.exe
PID 4888 wrote to memory of 1576	4888	343de5a55b64fa019506af3a3844896fccf2ef6dce14cec267c436adddfc57d5.exe	R.exe
PID 4888 wrote to memory of 2804	4888	343de5a55b64fa019506af3a3844896fccf2ef6dce14cec267c436adddfc57d5.exe	N.exe
PID 4888 wrote to memory of 2804	4888	343de5a55b64fa019506af3a3844896fccf2ef6dce14cec267c436adddfc57d5.exe	N.exe
PID 4888 wrote to memory of 2804	4888	343de5a55b64fa019506af3a3844896fccf2ef6dce14cec267c436adddfc57d5.exe	N.exe
PID 2804 wrote to memory of 4816	2804	N.exe	cmd.exe
PID 2804 wrote to memory of 4816	2804	N.exe	cmd.exe
PID 2804 wrote to memory of 4816	2804	N.exe	cmd.exe
PID 3492 wrote to memory of 2576	3492	TXPlatfor.exe	TXPlatfor.exe
PID 3492 wrote to memory of 2576	3492	TXPlatfor.exe	TXPlatfor.exe
PID 3492 wrote to memory of 2576	3492	TXPlatfor.exe	TXPlatfor.exe
PID 4888 wrote to memory of 1400	4888	343de5a55b64fa019506af3a3844896fccf2ef6dce14cec267c436adddfc57d5.exe	HD_343de5a55b64fa019506af3a3844896fccf2ef6dce14cec267c436adddfc57d5.exe
PID 4888 wrote to memory of 1400	4888	343de5a55b64fa019506af3a3844896fccf2ef6dce14cec267c436adddfc57d5.exe	HD_343de5a55b64fa019506af3a3844896fccf2ef6dce14cec267c436adddfc57d5.exe
PID 4888 wrote to memory of 1400	4888	343de5a55b64fa019506af3a3844896fccf2ef6dce14cec267c436adddfc57d5.exe	HD_343de5a55b64fa019506af3a3844896fccf2ef6dce14cec267c436adddfc57d5.exe
PID 4816 wrote to memory of 3892	4816	cmd.exe	PING.EXE
PID 4816 wrote to memory of 3892	4816	cmd.exe	PING.EXE
PID 4816 wrote to memory of 3892	4816	cmd.exe	PING.EXE
PID 2364 wrote to memory of 3844	2364	svchost.exe	Remote Data.exe
PID 2364 wrote to memory of 3844	2364	svchost.exe	Remote Data.exe
PID 2364 wrote to memory of 3844	2364	svchost.exe	Remote Data.exe

C:\Users\Admin\AppData\Local\Temp\343de5a55b64fa019506af3a3844896fccf2ef6dce14cec267c436adddfc57d5.exe
"C:\Users\Admin\AppData\Local\Temp\343de5a55b64fa019506af3a3844896fccf2ef6dce14cec267c436adddfc57d5.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4888

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:1576

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:2804

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:4816

C:\Windows\SysWOW64\PING.EXE
ping -n 2 127.0.0.1
4⤵
- Runs ping.exe
PID:3892

C:\Users\Admin\AppData\Local\Temp\HD_343de5a55b64fa019506af3a3844896fccf2ef6dce14cec267c436adddfc57d5.exe
C:\Users\Admin\AppData\Local\Temp\HD_343de5a55b64fa019506af3a3844896fccf2ef6dce14cec267c436adddfc57d5.exe
2⤵
- Executes dropped EXE
PID:1400

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
PID:4632

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:2364

C:\Windows\SysWOW64\Remote Data.exe
"C:\Windows\system32\Remote Data.exe" "c:\windows\system32\240645093.txt",MainThread
2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:3844

C:\Windows\SysWOW64\TXPlatfor.exe
C:\Windows\SysWOW64\TXPlatfor.exe -auto
1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3492

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:2576

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 --field-trial-handle=4372,i,6576818814118437872,11004518367271063231,262144 --variations-seed-version --mojo-platform-channel-handle=1032 /prefetch:8
1⤵
PID:4620

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\HD_343de5a55b64fa019506af3a3844896fccf2ef6dce14cec267c436adddfc57d5.exe

Filesize
1.7MB

MD5
2487513d37274ba8c40170d60792f09b

SHA1
834a63fc1701614c5a9abc53c84c9a977f44a651

SHA256
6c919cebaa065ede3d4e8d6d68a73c2165933e27f9ed3e5ca4ef5aafafa9a7a2

SHA512
96e68cfd5631f321fbcb39e964103554470800be5a42c43dce170ed10b8ad6ad4d60ab66677fae8ba30a3bc690e94c49a5442d9452e93fceb1235e27fb46b5f2

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

Filesize
2.7MB

MD5
82ca4f854663aa3a0c47b193fbd762b0

SHA1
a74d8ddb151ce8f4d09b9cf2a5ec5083b11a70cc

SHA256
a06199aa6ecfb6d8627617629da2c7074779211ff0ed58e7d490cf117b5a75dc

SHA512
8d26c6c266e76f88bc2d73bec722131ad0eb52182723dd81e8488c9de868ba64c410941d208e496007389ea5ab412a214aaf355876abaed655e36781475b684e

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:\Windows\SysWOW64\240645093.txt

Filesize
899KB

MD5
2b40fbd6ce8a7222999e5882a5c00c66

SHA1
4fcb52c2bcd17df718493b462d027ec1f8087c7b

SHA256
9c0b33e4d3d76d8a1f58ccd4aa7d105530b3205ce5b6a75978feeb779b7af7f5

SHA512
65ef13ec2ae122f5b3ddc3f8cf1c948e2f1f0eb170526c1581cdc2f968822bc9836d6906d5a11f45add5028a2295da660016296b549a61102896137c47add903

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

Filesize
60KB

MD5
889b99c52a60dd49227c5e485a016679

SHA1
8fa889e456aa646a4d0a4349977430ce5fa5e2d7

SHA256
6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

SHA512
08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

Download Submit
memory/2576-46-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2576-41-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2576-43-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2804-20-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2804-23-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2804-19-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2804-17-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3492-26-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3492-29-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3492-28-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads