gh0strat | 1c9bcce7f563907efef8217f515c257c9b18057fa51ffba07e289e3658c5a8bb

General

Target

1c9bcce7f563907efef8217f515c257c9b18057fa51ffba07e289e3658c5a8bb.exe
Size

15.0MB
MD5

44e60e84e2184bb5e7034f377e25bad9
SHA1

9a681455c625e741edbe5d5717d9ac0c38d02439
SHA256

1c9bcce7f563907efef8217f515c257c9b18057fa51ffba07e289e3658c5a8bb
SHA512

49e048823115e9471ad4d790745c7edda5ff00802268efa7da88b398f6c0204e21995d92baa361830c9d7e4f3e66e30365ea2c922bd0551e58bc0ac57f13e26f
SSDEEP

393216:M7tKfM7TOCvRcThkIRWwE2r6KWqe4yEWq:kofc6thDx6KWquEWq

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/3204-19-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3204-20-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3204-23-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2284-29-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2284-28-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/324-35-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/324-40-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/324-42-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 9 IoCs

Processes:

resource	yara_rule
C:\Windows\SysWOW64\240647968.txt	family_gh0strat
behavioral2/memory/3204-19-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3204-20-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3204-23-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2284-29-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2284-28-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/324-35-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/324-40-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/324-42-0x0000000010000000-0x00000000101B6000-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\\240647968.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_1c9bcce7f563907efef8217f515c257c9b18057fa51ffba07e289e3658c5a8bb.exeRemote Data.exe

pid	process
2708	R.exe
3204	N.exe
2284	TXPlatfor.exe
324	TXPlatfor.exe
2212	HD_1c9bcce7f563907efef8217f515c257c9b18057fa51ffba07e289e3658c5a8bb.exe
4576	Remote Data.exe

Loads dropped DLL 3 IoCs

Processes:

R.exesvchost.exeRemote Data.exe

pid process

2708 R.exe
2160 svchost.exe
4576 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/3204-19-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3204-17-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3204-20-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3204-23-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2284-26-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2284-29-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2284-28-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/324-35-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/324-40-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/324-42-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 6 IoCs

Processes:

N.exeR.exesvchost.exe

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\TXPlatfor.exe	N.exe
File created	C:\Windows\SysWOW64\240647968.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
File created	C:\Windows\SysWOW64\TXPlatfor.exe	N.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

4684 PING.EXE

pid	process
4684	PING.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

1c9bcce7f563907efef8217f515c257c9b18057fa51ffba07e289e3658c5a8bb.exe

pid	process
2552	1c9bcce7f563907efef8217f515c257c9b18057fa51ffba07e289e3658c5a8bb.exe
2552	1c9bcce7f563907efef8217f515c257c9b18057fa51ffba07e289e3658c5a8bb.exe

Suspicious behavior: LoadsDriver 1 IoCs

Processes:

TXPlatfor.exe

pid process

324 TXPlatfor.exe

pid	process
324	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

N.exeTXPlatfor.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	3204	N.exe
Token: SeLoadDriverPrivilege	324	TXPlatfor.exe
Token: 33	324	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	324	TXPlatfor.exe
Token: 33	324	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	324	TXPlatfor.exe

Suspicious use of FindShellTrayWindow 3 IoCs

Processes:

HD_1c9bcce7f563907efef8217f515c257c9b18057fa51ffba07e289e3658c5a8bb.exe

pid	process
2212	HD_1c9bcce7f563907efef8217f515c257c9b18057fa51ffba07e289e3658c5a8bb.exe
2212	HD_1c9bcce7f563907efef8217f515c257c9b18057fa51ffba07e289e3658c5a8bb.exe
2212	HD_1c9bcce7f563907efef8217f515c257c9b18057fa51ffba07e289e3658c5a8bb.exe

Suspicious use of SendNotifyMessage 3 IoCs

Processes:

HD_1c9bcce7f563907efef8217f515c257c9b18057fa51ffba07e289e3658c5a8bb.exe

pid	process
2212	HD_1c9bcce7f563907efef8217f515c257c9b18057fa51ffba07e289e3658c5a8bb.exe
2212	HD_1c9bcce7f563907efef8217f515c257c9b18057fa51ffba07e289e3658c5a8bb.exe
2212	HD_1c9bcce7f563907efef8217f515c257c9b18057fa51ffba07e289e3658c5a8bb.exe

Suspicious use of SetWindowsHookEx 6 IoCs

Processes:

1c9bcce7f563907efef8217f515c257c9b18057fa51ffba07e289e3658c5a8bb.exeHD_1c9bcce7f563907efef8217f515c257c9b18057fa51ffba07e289e3658c5a8bb.exe

pid	process
2552	1c9bcce7f563907efef8217f515c257c9b18057fa51ffba07e289e3658c5a8bb.exe
2552	1c9bcce7f563907efef8217f515c257c9b18057fa51ffba07e289e3658c5a8bb.exe
2212	HD_1c9bcce7f563907efef8217f515c257c9b18057fa51ffba07e289e3658c5a8bb.exe
2212	HD_1c9bcce7f563907efef8217f515c257c9b18057fa51ffba07e289e3658c5a8bb.exe
2212	HD_1c9bcce7f563907efef8217f515c257c9b18057fa51ffba07e289e3658c5a8bb.exe
2212	HD_1c9bcce7f563907efef8217f515c257c9b18057fa51ffba07e289e3658c5a8bb.exe

Suspicious use of WriteProcessMemory 21 IoCs

Processes:

1c9bcce7f563907efef8217f515c257c9b18057fa51ffba07e289e3658c5a8bb.exeN.exeTXPlatfor.execmd.exesvchost.exe

description	pid	process	target process
PID 2552 wrote to memory of 2708	2552	1c9bcce7f563907efef8217f515c257c9b18057fa51ffba07e289e3658c5a8bb.exe	R.exe
PID 2552 wrote to memory of 2708	2552	1c9bcce7f563907efef8217f515c257c9b18057fa51ffba07e289e3658c5a8bb.exe	R.exe
PID 2552 wrote to memory of 2708	2552	1c9bcce7f563907efef8217f515c257c9b18057fa51ffba07e289e3658c5a8bb.exe	R.exe
PID 2552 wrote to memory of 3204	2552	1c9bcce7f563907efef8217f515c257c9b18057fa51ffba07e289e3658c5a8bb.exe	N.exe
PID 2552 wrote to memory of 3204	2552	1c9bcce7f563907efef8217f515c257c9b18057fa51ffba07e289e3658c5a8bb.exe	N.exe
PID 2552 wrote to memory of 3204	2552	1c9bcce7f563907efef8217f515c257c9b18057fa51ffba07e289e3658c5a8bb.exe	N.exe
PID 3204 wrote to memory of 3600	3204	N.exe	cmd.exe
PID 3204 wrote to memory of 3600	3204	N.exe	cmd.exe
PID 3204 wrote to memory of 3600	3204	N.exe	cmd.exe
PID 2284 wrote to memory of 324	2284	TXPlatfor.exe	TXPlatfor.exe
PID 2284 wrote to memory of 324	2284	TXPlatfor.exe	TXPlatfor.exe
PID 2284 wrote to memory of 324	2284	TXPlatfor.exe	TXPlatfor.exe
PID 2552 wrote to memory of 2212	2552	1c9bcce7f563907efef8217f515c257c9b18057fa51ffba07e289e3658c5a8bb.exe	HD_1c9bcce7f563907efef8217f515c257c9b18057fa51ffba07e289e3658c5a8bb.exe
PID 2552 wrote to memory of 2212	2552	1c9bcce7f563907efef8217f515c257c9b18057fa51ffba07e289e3658c5a8bb.exe	HD_1c9bcce7f563907efef8217f515c257c9b18057fa51ffba07e289e3658c5a8bb.exe
PID 2552 wrote to memory of 2212	2552	1c9bcce7f563907efef8217f515c257c9b18057fa51ffba07e289e3658c5a8bb.exe	HD_1c9bcce7f563907efef8217f515c257c9b18057fa51ffba07e289e3658c5a8bb.exe
PID 3600 wrote to memory of 4684	3600	cmd.exe	PING.EXE
PID 3600 wrote to memory of 4684	3600	cmd.exe	PING.EXE
PID 3600 wrote to memory of 4684	3600	cmd.exe	PING.EXE
PID 2160 wrote to memory of 4576	2160	svchost.exe	Remote Data.exe
PID 2160 wrote to memory of 4576	2160	svchost.exe	Remote Data.exe
PID 2160 wrote to memory of 4576	2160	svchost.exe	Remote Data.exe

C:\Users\Admin\AppData\Local\Temp\1c9bcce7f563907efef8217f515c257c9b18057fa51ffba07e289e3658c5a8bb.exe
"C:\Users\Admin\AppData\Local\Temp\1c9bcce7f563907efef8217f515c257c9b18057fa51ffba07e289e3658c5a8bb.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2552

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:2708

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:3204

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:3600

C:\Windows\SysWOW64\PING.EXE
ping -n 2 127.0.0.1
4⤵
- Runs ping.exe
PID:4684

C:\Users\Admin\AppData\Local\Temp\HD_1c9bcce7f563907efef8217f515c257c9b18057fa51ffba07e289e3658c5a8bb.exe
C:\Users\Admin\AppData\Local\Temp\HD_1c9bcce7f563907efef8217f515c257c9b18057fa51ffba07e289e3658c5a8bb.exe
2⤵
- Executes dropped EXE
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of SetWindowsHookEx
PID:2212

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
PID:1536

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:2160

C:\Windows\SysWOW64\Remote Data.exe
"C:\Windows\system32\Remote Data.exe" "c:\windows\system32\240647968.txt",MainThread
2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:4576

C:\Windows\SysWOW64\TXPlatfor.exe
C:\Windows\SysWOW64\TXPlatfor.exe -auto
1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2284

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:324

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=4196,i,1999448010053300448,1112699187621658374,262144 --variations-seed-version --mojo-platform-channel-handle=4156 /prefetch:8
1⤵
PID:3396

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_1c9bcce7f563907efef8217f515c257c9b18057fa51ffba07e289e3658c5a8bb.exe
Filesize
12.4MB

MD5
f9153e3d0bd9754608fb147b33f1b4a7

SHA1
0eb8cefb4b1ddae85ada449d7066c2cfdb49ce15

SHA256
a45f68db8cbdd29d4f829ec9f46dc36f6b315413bff2b2cf4d2f25c1b95c5238

SHA512
71104a1b71c81733891633d92d3260ad96580b68316b14079b076b6acc586ecb16d94f56b09c18b164be4745729412445a453544ceaa59ef46e224f95693e475

Download Submit
C:\Users\Admin\AppData\Local\Temp\HD_X.dat
Filesize
2.6MB

MD5
ec0aff940b39fa12d106d924f2bcdec3

SHA1
867264bf0b0ba2c071e5b58ae2637dee7a02ceb5

SHA256
2c6bf446478148e1c5e403202394b8af56ca33d6d7311410aa946e43dd3b8f35

SHA512
d823434b4da0358592de6e94cc75fc8b2610a7f96f71dfb6f8ce3cb210f740aa68c4c54a89a5363100060c5f2181c68522d9bd38f028971d5b2f8d502e835d77

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\240647968.txt
Filesize
899KB

MD5
92b90536dbaae39da1ee6d68864f228f

SHA1
c7e578fcbd7af5318260fd67c00cb5a61f77c0bf

SHA256
eda42d10652a561e59ff6b177879170fe4259e0da8c37cfccc7ba73d5015a405

SHA512
e49c3c58b4d08f72dbd805188e0be88ea83962b28ede12dc02cc12b3694cd8935d3116a14b9902bbbf1d10b8bc2453d1d6d19c2f66b074e2e2d6e362ded9c3a7

Download Submit
C:\Windows\SysWOW64\Remote Data.exe
Filesize
60KB

MD5
889b99c52a60dd49227c5e485a016679

SHA1
8fa889e456aa646a4d0a4349977430ce5fa5e2d7

SHA256
6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

SHA512
08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

Download Submit
memory/324-35-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/324-42-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/324-40-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2284-29-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2284-28-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2284-26-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3204-23-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3204-20-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3204-17-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3204-19-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads