gh0strat | 1f2905e464894a700e140b9e407023acd10ac5945f494f685aa7b4b617a81b12

General

Target

1f2905e464894a700e140b9e407023acd10ac5945f494f685aa7b4b617a81b12.exe
Size

3.7MB
MD5

061a4a545d22d5161a132aabd62f929e
SHA1

f8b038c569221a6a699b17dd87bf25956527ebb9
SHA256

1f2905e464894a700e140b9e407023acd10ac5945f494f685aa7b4b617a81b12
SHA512

ba5ea086ca04b25a8f24995c38dc4cd4a3f072fd9f20905c084ee31828c6e51577e35b836d2464408409d574b0864185571ed5c471ca3e0a7fd9c707cde4aab8
SSDEEP

49152:qCwsbCANnKXferL7Vwe/Gg0P+WhIwypVwfAUlE2gkD5JopF20UwdY:9ws2ANnKXOaeOgmhyV0JopF2eq

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/3956-19-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3956-23-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3956-20-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1016-29-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1016-28-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3976-40-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3976-51-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3976-54-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 9 IoCs

resource	yara_rule
behavioral2/files/0x0008000000023406-5.dat	family_gh0strat
behavioral2/memory/3956-19-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3956-23-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3956-20-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1016-29-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1016-28-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3976-40-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3976-51-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3976-54-0x0000000010000000-0x00000000101B6000-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\\240599875.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
4976	R.exe
3956	N.exe
1016	TXPlatfor.exe
3976	TXPlatfor.exe
2488	HD_1f2905e464894a700e140b9e407023acd10ac5945f494f685aa7b4b617a81b12.exe
5096	Remote Data.exe

Loads dropped DLL 3 IoCs

pid	Process
4976	R.exe
1912	svchost.exe
5096	Remote Data.exe

UPX packed file 10 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3956-17-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3956-19-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3956-23-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3956-20-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1016-26-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1016-29-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1016-28-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3976-40-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3976-51-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3976-54-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 6 IoCs

description	ioc	Process
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
File created	C:\Windows\SysWOW64\240599875.txt	R.exe
File opened for modification	C:\Windows\SysWOW64\ini.ini	R.exe

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe	1f2905e464894a700e140b9e407023acd10ac5945f494f685aa7b4b617a81b12.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
3456	PING.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1600	1f2905e464894a700e140b9e407023acd10ac5945f494f685aa7b4b617a81b12.exe
1600	1f2905e464894a700e140b9e407023acd10ac5945f494f685aa7b4b617a81b12.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
3976	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	3956	N.exe
Token: SeLoadDriverPrivilege	3976	TXPlatfor.exe
Token: 33	3976	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	3976	TXPlatfor.exe
Token: 33	3976	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	3976	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1600	1f2905e464894a700e140b9e407023acd10ac5945f494f685aa7b4b617a81b12.exe
1600	1f2905e464894a700e140b9e407023acd10ac5945f494f685aa7b4b617a81b12.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 1600 wrote to memory of 4976	1600	1f2905e464894a700e140b9e407023acd10ac5945f494f685aa7b4b617a81b12.exe	80
PID 1600 wrote to memory of 4976	1600	1f2905e464894a700e140b9e407023acd10ac5945f494f685aa7b4b617a81b12.exe	80
PID 1600 wrote to memory of 4976	1600	1f2905e464894a700e140b9e407023acd10ac5945f494f685aa7b4b617a81b12.exe	80
PID 1600 wrote to memory of 3956	1600	1f2905e464894a700e140b9e407023acd10ac5945f494f685aa7b4b617a81b12.exe	83
PID 1600 wrote to memory of 3956	1600	1f2905e464894a700e140b9e407023acd10ac5945f494f685aa7b4b617a81b12.exe	83
PID 1600 wrote to memory of 3956	1600	1f2905e464894a700e140b9e407023acd10ac5945f494f685aa7b4b617a81b12.exe	83
PID 3956 wrote to memory of 3520	3956	N.exe	85
PID 3956 wrote to memory of 3520	3956	N.exe	85
PID 3956 wrote to memory of 3520	3956	N.exe	85
PID 1016 wrote to memory of 3976	1016	TXPlatfor.exe	86
PID 1016 wrote to memory of 3976	1016	TXPlatfor.exe	86
PID 1016 wrote to memory of 3976	1016	TXPlatfor.exe	86
PID 3520 wrote to memory of 3456	3520	cmd.exe	89
PID 3520 wrote to memory of 3456	3520	cmd.exe	89
PID 3520 wrote to memory of 3456	3520	cmd.exe	89
PID 1912 wrote to memory of 5096	1912	svchost.exe	94
PID 1912 wrote to memory of 5096	1912	svchost.exe	94
PID 1912 wrote to memory of 5096	1912	svchost.exe	94

C:\Users\Admin\AppData\Local\Temp\1f2905e464894a700e140b9e407023acd10ac5945f494f685aa7b4b617a81b12.exe
"C:\Users\Admin\AppData\Local\Temp\1f2905e464894a700e140b9e407023acd10ac5945f494f685aa7b4b617a81b12.exe"
1⤵
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1600
- 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:4976
- 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:3956
- - 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:3520
  - - C:\Windows\SysWOW64\PING.EXE
      ping -n 2 127.0.0.1
      4⤵
      Runs ping.exe
      PID:3456
- C:\Users\Admin\AppData\Local\Temp\HD_1f2905e464894a700e140b9e407023acd10ac5945f494f685aa7b4b617a81b12.exe
  C:\Users\Admin\AppData\Local\Temp\HD_1f2905e464894a700e140b9e407023acd10ac5945f494f685aa7b4b617a81b12.exe
  2⤵
  - Executes dropped EXE
  PID:2488

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
PID:1560

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:1912
- C:\Windows\SysWOW64\Remote Data.exe
  "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\240599875.txt",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:5096

C:\Windows\SysWOW64\TXPlatfor.exe
C:\Windows\SysWOW64\TXPlatfor.exe -auto
1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1016
- 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:3976

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_1f2905e464894a700e140b9e407023acd10ac5945f494f685aa7b4b617a81b12.exe

Filesize
1.3MB

MD5
2606e2dc94019ca2616237c1a7204afe

SHA1
d61e96bd19a125389206aab438d007035f8af6f5

SHA256
e9d7411db4b0b50b866a1fd7fc2d09639930d678afc0d6b969c84f93d3bd31cb

SHA512
b0f99db2bf589b07c7da1f5bc2345cf9a99238e1dec204d7c82fe0b211f43d26f0645a7b2eeebf261dd61a314e40cb56763a8efb71429044eda8df9419eff16f

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

Filesize
2.4MB

MD5
0b8795ba992257bfcbc000e34b11cf88

SHA1
6c5f33db1c00e0cc4be13e80d16ef3faec0fdcea

SHA256
fb88a45e19cb45ad2b3d13ef82cbc67e31bcdaa37cbdafafaf4d2af51fc101c1

SHA512
2a193d15becc08290563615abe929a904bde421a3aff05c97eb0f78917e5bfb7bf1d21f145180b6ef2d2102dcdb621214222a8e04a9f8cfa3573f04843cedea8

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\240599875.txt

Filesize
899KB

MD5
fa018b8181f6c06b6824946cf45e976c

SHA1
affc72f0817c2aabf02d91f3a9e9cd58c2783816

SHA256
4748ae6f5cb6d8e8be12e1a1f60812fca24a51c631bbbff2c8b2b44f30a05cbf

SHA512
eae3258b4a071d9fc5d666773d56ebdf948f0941e89dc55381738cbf113698c646fbc5c2d0c88732b9d8fbe25635c342d92bc1e7066e8835bd4d55a369849379

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

Filesize
60KB

MD5
889b99c52a60dd49227c5e485a016679

SHA1
8fa889e456aa646a4d0a4349977430ce5fa5e2d7

SHA256
6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

SHA512
08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

Download Submit
memory/1016-29-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1016-26-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1016-28-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3956-20-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3956-23-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3956-19-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3956-17-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3976-40-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3976-51-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3976-54-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads