gh0strat | 20f1635beef569b1334bbf602f6ffd76d8511d716b138e1966bf8d4e95c09a40

Analysis

max time kernel
150s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
30-12-2024 01:44

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General

Target

20f1635beef569b1334bbf602f6ffd76d8511d716b138e1966bf8d4e95c09a40.exe
Size

10.0MB
MD5

ce95708910cefee23b6401e35e182bcc
SHA1

d2be14633ec307ec9f51a44033e9bd3ed9b90134
SHA256

20f1635beef569b1334bbf602f6ffd76d8511d716b138e1966bf8d4e95c09a40
SHA512

913c44443affdf4d2aa4e095839dad369926ad2fc624bc1bf693aeeee41fe56455f9d403199aae0887134664d5f1750d43846106a93620efa1a50667efd7c0fd
SSDEEP

196608:rKXbeO7OKKxKS4yUH/729ensfbGDadftW:g7OK8KlyW+2sfSqfM

Score

10^/10

gh0strat purplefox discovery persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 8 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral2/memory/1056-19-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1056-20-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1056-21-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/808-29-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/808-28-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3972-49-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3972-52-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3972-54-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 9 IoCs

resource	yara_rule
behavioral2/files/0x0007000000023c86-5.dat	family_gh0strat
behavioral2/memory/1056-19-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1056-20-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1056-21-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/808-29-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/808-28-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3972-49-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3972-52-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3972-54-0x0000000010000000-0x00000000101B6000-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
Gh0strat family
gh0strat
PurpleFox
PurpleFox is an exploit kit used to distribute other malware families and first seen in 2018.
rootkit trojan purplefox
Purplefox family
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\\240625312.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 5 IoCs

pid	Process
1064	R.exe
1056	N.exe
808	TXPlatfor.exe
3972	TXPlatfor.exe
3116	Remote Data.exe

Loads dropped DLL 3 IoCs

pid	Process
1064	R.exe
3256	svchost.exe
3116	Remote Data.exe

Drops file in System32 directory 6 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\240625312.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

UPX packed file 10 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1056-18-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1056-19-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1056-20-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1056-21-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/808-29-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/808-28-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/808-26-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3972-49-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3972-52-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3972-54-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe	20f1635beef569b1334bbf602f6ffd76d8511d716b138e1966bf8d4e95c09a40.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 8 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	TXPlatfor.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Remote Data.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	20f1635beef569b1334bbf602f6ffd76d8511d716b138e1966bf8d4e95c09a40.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	R.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
4112	PING.EXE
1728	cmd.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
4112	PING.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
672	20f1635beef569b1334bbf602f6ffd76d8511d716b138e1966bf8d4e95c09a40.exe
672	20f1635beef569b1334bbf602f6ffd76d8511d716b138e1966bf8d4e95c09a40.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
3972	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	1056	N.exe
Token: SeLoadDriverPrivilege	3972	TXPlatfor.exe
Token: 33	3972	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	3972	TXPlatfor.exe
Token: 33	3972	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	3972	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
672	20f1635beef569b1334bbf602f6ffd76d8511d716b138e1966bf8d4e95c09a40.exe
672	20f1635beef569b1334bbf602f6ffd76d8511d716b138e1966bf8d4e95c09a40.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 672 wrote to memory of 1064	672	20f1635beef569b1334bbf602f6ffd76d8511d716b138e1966bf8d4e95c09a40.exe	83
PID 672 wrote to memory of 1064	672	20f1635beef569b1334bbf602f6ffd76d8511d716b138e1966bf8d4e95c09a40.exe	83
PID 672 wrote to memory of 1064	672	20f1635beef569b1334bbf602f6ffd76d8511d716b138e1966bf8d4e95c09a40.exe	83
PID 672 wrote to memory of 1056	672	20f1635beef569b1334bbf602f6ffd76d8511d716b138e1966bf8d4e95c09a40.exe	86
PID 672 wrote to memory of 1056	672	20f1635beef569b1334bbf602f6ffd76d8511d716b138e1966bf8d4e95c09a40.exe	86
PID 672 wrote to memory of 1056	672	20f1635beef569b1334bbf602f6ffd76d8511d716b138e1966bf8d4e95c09a40.exe	86
PID 1056 wrote to memory of 1728	1056	N.exe	88
PID 1056 wrote to memory of 1728	1056	N.exe	88
PID 1056 wrote to memory of 1728	1056	N.exe	88
PID 808 wrote to memory of 3972	808	TXPlatfor.exe	89
PID 808 wrote to memory of 3972	808	TXPlatfor.exe	89
PID 808 wrote to memory of 3972	808	TXPlatfor.exe	89
PID 1728 wrote to memory of 4112	1728	cmd.exe	91
PID 1728 wrote to memory of 4112	1728	cmd.exe	91
PID 1728 wrote to memory of 4112	1728	cmd.exe	91
PID 3256 wrote to memory of 3116	3256	svchost.exe	93
PID 3256 wrote to memory of 3116	3256	svchost.exe	93
PID 3256 wrote to memory of 3116	3256	svchost.exe	93

C:\Users\Admin\AppData\Local\Temp\20f1635beef569b1334bbf602f6ffd76d8511d716b138e1966bf8d4e95c09a40.exe
"C:\Users\Admin\AppData\Local\Temp\20f1635beef569b1334bbf602f6ffd76d8511d716b138e1966bf8d4e95c09a40.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:672
- 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
  - System Location Discovery: System Language Discovery
  PID:1064
- 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
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1056
- - 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⤵
    - System Location Discovery: System Language Discovery
    - System Network Configuration Discovery: Internet Connection Discovery
    - Suspicious use of WriteProcessMemory
    PID:1728
  - - C:\Windows\SysWOW64\PING.EXE
      ping -n 2 127.0.0.1
      4⤵
      System Location Discovery: System Language Discovery
      System Network Configuration Discovery: Internet Connection Discovery
      Runs ping.exe
      PID:4112

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
PID:460

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3256
- C:\Windows\SysWOW64\Remote Data.exe
  "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\240625312.txt",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:3116

C:\Windows\SysWOW64\TXPlatfor.exe
C:\Windows\SysWOW64\TXPlatfor.exe -auto
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:808
- 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:3972

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Server Software Component

T1505

Terminal Services DLL

T1505.005

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Remote System Discovery

T1018

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

System Network Configuration Discovery

T1016

Internet Connection Discovery

T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
2.6MB

MD5
0d8e4c427b9b0a23d50e2858d40cebe5

SHA1
e42c9275bdcd51fe0032019c1d372e1b64990162

SHA256
4507f7d268b5db73ccaf074b2600987084e32045cb52d31030e7dd299107a852

SHA512
1210648ef0339720fd744397766a0f6b3072b7576d0b4994add8023fa5906c61808282713bd7e5bea2e0ddf0462b4c513d4b8d4110d95e3d7edc43449909c349

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\240625312.txt

Filesize
899KB

MD5
176de7a303ec85a72b97cb389d4ecc71

SHA1
5d5d0493709b03c059791cb7c32ed5b9a44e6ddf

SHA256
ffbc5e9abfeb968c1529a310ec55c9f748757e80b279d405eef257caec10b259

SHA512
a8fdc02bc31b1dbaabdb0039ba4a80433da42a54a0e69e0ecd14a1c1a2b6f771c942fcc4225040a1818440514e63bbb184be3d45c518978552cec94d442d4fa4

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

Filesize
60KB

MD5
889b99c52a60dd49227c5e485a016679

SHA1
8fa889e456aa646a4d0a4349977430ce5fa5e2d7

SHA256
6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

SHA512
08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

Download Submit
memory/808-28-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/808-26-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/808-29-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1056-18-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1056-21-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1056-20-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1056-19-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3972-49-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3972-52-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3972-54-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download