gh0strat | f38d95f10627da96a187e5da7588e1c76047537dc2fe5838b5b8dbc2d5e27676

General

Target

f38d95f10627da96a187e5da7588e1c76047537dc2fe5838b5b8dbc2d5e27676.exe
Size

9.7MB
MD5

c32b089eb0433ac08dcf2f69cb12de59
SHA1

d2a6bbc3ec5284cd800849b0b55837de2aac9384
SHA256

f38d95f10627da96a187e5da7588e1c76047537dc2fe5838b5b8dbc2d5e27676
SHA512

9029a906510da87eeebfd859e0d94b044b703c61b5e727a0b9c847d82f88a9daf31d447f1be850b73068ca4d173d04285af9cf26d17bc1aa85c267f4ef67a43b
SSDEEP

196608:ZKXbeO71PIRAzIs2zys0HSQFSqgWUgu5YmHf6Yq5:671AdTzh0bOWUPGmHf6p

Score

10^/10

gh0strat purplefox persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 9 IoCs

Detect PurpleFox Rootkit.

rootkit

Processes:

resource	yara_rule
behavioral2/memory/4308-19-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4308-23-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4308-20-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2756-29-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2756-28-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2136-35-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2136-41-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2136-42-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4960-45-0x0000000000400000-0x000000000110A000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 9 IoCs

Processes:

resource	yara_rule
C:\Windows\SysWOW64\240637234.txt	family_gh0strat
behavioral2/memory/4308-19-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4308-23-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4308-20-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2756-29-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2756-28-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2136-35-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2136-41-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2136-42-0x0000000010000000-0x00000000101B6000-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\\240637234.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_f38d95f10627da96a187e5da7588e1c76047537dc2fe5838b5b8dbc2d5e27676.exeRemote Data.exe

pid	process
1720	R.exe
4308	N.exe
2756	TXPlatfor.exe
2136	TXPlatfor.exe
4960	HD_f38d95f10627da96a187e5da7588e1c76047537dc2fe5838b5b8dbc2d5e27676.exe
688	Remote Data.exe

Loads dropped DLL 3 IoCs

Processes:

R.exesvchost.exeRemote Data.exe

pid process

1720 R.exe
4692 svchost.exe
688 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/4308-19-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4308-18-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4308-23-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4308-20-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2756-29-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2756-26-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2756-28-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2136-35-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2136-41-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2136-42-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 6 IoCs

Processes:

R.exesvchost.exeN.exe

description	ioc	process
File created	C:\Windows\SysWOW64\240637234.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
File opened for modification	C:\Windows\SysWOW64\TXPlatfor.exe	N.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

3676 PING.EXE

pid	process
3676	PING.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

f38d95f10627da96a187e5da7588e1c76047537dc2fe5838b5b8dbc2d5e27676.exe

pid	process
2212	f38d95f10627da96a187e5da7588e1c76047537dc2fe5838b5b8dbc2d5e27676.exe
2212	f38d95f10627da96a187e5da7588e1c76047537dc2fe5838b5b8dbc2d5e27676.exe

Suspicious behavior: LoadsDriver 1 IoCs

Processes:

TXPlatfor.exe

pid process

2136 TXPlatfor.exe

pid	process
2136	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

N.exeTXPlatfor.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	4308	N.exe
Token: SeLoadDriverPrivilege	2136	TXPlatfor.exe
Token: 33	2136	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2136	TXPlatfor.exe
Token: 33	2136	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2136	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

f38d95f10627da96a187e5da7588e1c76047537dc2fe5838b5b8dbc2d5e27676.exe

pid	process
2212	f38d95f10627da96a187e5da7588e1c76047537dc2fe5838b5b8dbc2d5e27676.exe
2212	f38d95f10627da96a187e5da7588e1c76047537dc2fe5838b5b8dbc2d5e27676.exe

Suspicious use of WriteProcessMemory 18 IoCs

Processes:

f38d95f10627da96a187e5da7588e1c76047537dc2fe5838b5b8dbc2d5e27676.exeN.exeTXPlatfor.execmd.exesvchost.exe

description	pid	process	target process
PID 2212 wrote to memory of 1720	2212	f38d95f10627da96a187e5da7588e1c76047537dc2fe5838b5b8dbc2d5e27676.exe	R.exe
PID 2212 wrote to memory of 1720	2212	f38d95f10627da96a187e5da7588e1c76047537dc2fe5838b5b8dbc2d5e27676.exe	R.exe
PID 2212 wrote to memory of 1720	2212	f38d95f10627da96a187e5da7588e1c76047537dc2fe5838b5b8dbc2d5e27676.exe	R.exe
PID 2212 wrote to memory of 4308	2212	f38d95f10627da96a187e5da7588e1c76047537dc2fe5838b5b8dbc2d5e27676.exe	N.exe
PID 2212 wrote to memory of 4308	2212	f38d95f10627da96a187e5da7588e1c76047537dc2fe5838b5b8dbc2d5e27676.exe	N.exe
PID 2212 wrote to memory of 4308	2212	f38d95f10627da96a187e5da7588e1c76047537dc2fe5838b5b8dbc2d5e27676.exe	N.exe
PID 4308 wrote to memory of 3056	4308	N.exe	cmd.exe
PID 4308 wrote to memory of 3056	4308	N.exe	cmd.exe
PID 4308 wrote to memory of 3056	4308	N.exe	cmd.exe
PID 2756 wrote to memory of 2136	2756	TXPlatfor.exe	TXPlatfor.exe
PID 2756 wrote to memory of 2136	2756	TXPlatfor.exe	TXPlatfor.exe
PID 2756 wrote to memory of 2136	2756	TXPlatfor.exe	TXPlatfor.exe
PID 3056 wrote to memory of 3676	3056	cmd.exe	PING.EXE
PID 3056 wrote to memory of 3676	3056	cmd.exe	PING.EXE
PID 3056 wrote to memory of 3676	3056	cmd.exe	PING.EXE
PID 4692 wrote to memory of 688	4692	svchost.exe	Remote Data.exe
PID 4692 wrote to memory of 688	4692	svchost.exe	Remote Data.exe
PID 4692 wrote to memory of 688	4692	svchost.exe	Remote Data.exe

C:\Users\Admin\AppData\Local\Temp\f38d95f10627da96a187e5da7588e1c76047537dc2fe5838b5b8dbc2d5e27676.exe
"C:\Users\Admin\AppData\Local\Temp\f38d95f10627da96a187e5da7588e1c76047537dc2fe5838b5b8dbc2d5e27676.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2212
- 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:1720
- 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:4308
- - 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:3056
  - - C:\Windows\SysWOW64\PING.EXE
      ping -n 2 127.0.0.1
      4⤵
      Runs ping.exe
      PID:3676
- C:\Users\Admin\AppData\Local\Temp\HD_f38d95f10627da96a187e5da7588e1c76047537dc2fe5838b5b8dbc2d5e27676.exe
  C:\Users\Admin\AppData\Local\Temp\HD_f38d95f10627da96a187e5da7588e1c76047537dc2fe5838b5b8dbc2d5e27676.exe
  2⤵
  - Executes dropped EXE
  PID:4960

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
PID:3528

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:4692
- C:\Windows\SysWOW64\Remote Data.exe
  "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\240637234.txt",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:688

C:\Windows\SysWOW64\TXPlatfor.exe
C:\Windows\SysWOW64\TXPlatfor.exe -auto
1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2756
- 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:2136

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=2700,i,14648456027158448592,4956305794400220180,262144 --variations-seed-version --mojo-platform-channel-handle=988 /prefetch:8
1⤵
PID:4080

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_X.dat

Filesize
2.6MB

MD5
f001da352fec8fe1a2498c00b54c1b6e

SHA1
42a6e9d2013b5d13100e8e7ae25e5a0e6063db27

SHA256
4d155f9e74f150c1ad2cdaff446087fa000830bb54b144346cc2640581a107aa

SHA512
c1eb0dd5d77bc1964d3c145931045e00df492b5f81ce25780024b5e3288379552e866839b37251e098644bc3f9c47096aaf9747c15a4ecfa45892f002f89a0dc

Download Submit
C:\Users\Admin\AppData\Local\Temp\HD_f38d95f10627da96a187e5da7588e1c76047537dc2fe5838b5b8dbc2d5e27676.exe

Filesize
7.1MB

MD5
3c85ec04b7e0a1ab23bac4b6dea16a78

SHA1
460c74fca127ac6193a031d0294d4e46c10ec904

SHA256
a9bfff70a71b08b1617cee6ca53dcae09205ff8fb1e3488dbcee8322b97b9939

SHA512
d82f373833448ebde53d4c3f0b3fafaf7cf3546298f92e947539268a165069ed375f29b3d19deb0c18b20405e2003567dc49b2083b7e1c1605d097e1dd2dba0a

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\240637234.txt

Filesize
899KB

MD5
fc17b78c05e67828b207ab0bfdbbd7a6

SHA1
a5a5d633a5c267242a88ef56c2eafd1524649005

SHA256
a963182345e764ab54f0ce166d6766be0369a8aa63d0af6272054af1ef88fcea

SHA512
908e731cfbfb4b9c8fed1735325040b83f2020de85ef62bf98600248ac38f8df097d845649c329070bdfee19b413d4b16328ca3299345a1fec777d6fa9c61174

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

Filesize
60KB

MD5
889b99c52a60dd49227c5e485a016679

SHA1
8fa889e456aa646a4d0a4349977430ce5fa5e2d7

SHA256
6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

SHA512
08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

Download Submit
memory/2136-35-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2136-42-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2136-41-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2756-26-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2756-28-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2756-29-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4308-20-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4308-23-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4308-18-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4308-19-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4960-45-0x0000000000400000-0x000000000110A000-memory.dmp

Filesize
13.0MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads