gh0strat | dd474fa50221f75a44bdf444590100c761c653c55af098a3bc9147ae16d84167

General

Target

dd474fa50221f75a44bdf444590100c761c653c55af098a3bc9147ae16d84167.exe
Size

1.4MB
MD5

68bfce4c7539e06967eaf2f181c6291f
SHA1

7e4e45f6e34dfa9adabe7ee0cc1232a3f2ddfe40
SHA256

dd474fa50221f75a44bdf444590100c761c653c55af098a3bc9147ae16d84167
SHA512

c1a8fdca09704165317c7edc507d69a8748cafed7207e8e75093197c0b92d6ca98654d4dc08b7bdd46aeba1049022fcbc027a4a2c7d711263357a2caabcb7c47
SSDEEP

24576:PQZoidOTdVZinacCET9Ecl1erdg0MCiVWhFU7cV+Zfun26:PQZAdVyVT9n/Gg0P+Whofmn26

Score

10^/10

gh0strat purplefox discovery persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 11 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral2/memory/380-6-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/380-10-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/380-7-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4704-15-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4704-17-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4704-16-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4704-27-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3692-31-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3692-33-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3692-37-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3692-38-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 12 IoCs

resource	yara_rule
behavioral2/memory/380-6-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/380-10-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/380-7-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4704-15-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4704-17-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4704-16-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4704-27-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3692-31-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/files/0x00070000000234e6-29.dat	family_gh0strat
behavioral2/memory/3692-33-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3692-37-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3692-38-0x0000000010000000-0x00000000101B6000-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	TXPlatforn.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"	TXPlatforn.exe

Executes dropped EXE 4 IoCs

pid	Process
380	svchost.exe
4704	TXPlatforn.exe
3692	TXPlatforn.exe
3368	svchos.exe

Loads dropped DLL 1 IoCs

pid	Process
3368	svchos.exe

Drops file in System32 directory 3 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\TXPlatforn.exe	svchost.exe
File opened for modification	C:\Windows\SysWOW64\TXPlatforn.exe	svchost.exe
File created	C:\Windows\SysWOW64\240623468.txt	svchos.exe

UPX packed file 13 IoCs

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

upx

resource	yara_rule
behavioral2/memory/380-6-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/380-10-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/380-4-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/380-7-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4704-13-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4704-15-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4704-17-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4704-16-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4704-27-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3692-31-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3692-33-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3692-37-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3692-38-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in Program Files directory 5 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe	dd474fa50221f75a44bdf444590100c761c653c55af098a3bc9147ae16d84167.exe
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	dd474fa50221f75a44bdf444590100c761c653c55af098a3bc9147ae16d84167.exe
File created	C:\Program Files (x86)\Google\Chrome\Application\chrome.exe	dd474fa50221f75a44bdf444590100c761c653c55af098a3bc9147ae16d84167.exe
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe	dd474fa50221f75a44bdf444590100c761c653c55af098a3bc9147ae16d84167.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	dd474fa50221f75a44bdf444590100c761c653c55af098a3bc9147ae16d84167.exe

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1064	3368	WerFault.exe	86

System Location Discovery: System Language Discovery 1 TTPs 6 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	dd474fa50221f75a44bdf444590100c761c653c55af098a3bc9147ae16d84167.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	TXPlatforn.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchos.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.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
3996	cmd.exe
5088	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
5088	PING.EXE

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
3692	TXPlatforn.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	380	svchost.exe
Token: SeLoadDriverPrivilege	3692	TXPlatforn.exe
Token: 33	3692	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	3692	TXPlatforn.exe
Token: 33	3692	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	3692	TXPlatforn.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1584	dd474fa50221f75a44bdf444590100c761c653c55af098a3bc9147ae16d84167.exe
1584	dd474fa50221f75a44bdf444590100c761c653c55af098a3bc9147ae16d84167.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 1584 wrote to memory of 380	1584	dd474fa50221f75a44bdf444590100c761c653c55af098a3bc9147ae16d84167.exe	82
PID 1584 wrote to memory of 380	1584	dd474fa50221f75a44bdf444590100c761c653c55af098a3bc9147ae16d84167.exe	82
PID 1584 wrote to memory of 380	1584	dd474fa50221f75a44bdf444590100c761c653c55af098a3bc9147ae16d84167.exe	82
PID 380 wrote to memory of 3996	380	svchost.exe	84
PID 380 wrote to memory of 3996	380	svchost.exe	84
PID 380 wrote to memory of 3996	380	svchost.exe	84
PID 4704 wrote to memory of 3692	4704	TXPlatforn.exe	85
PID 4704 wrote to memory of 3692	4704	TXPlatforn.exe	85
PID 4704 wrote to memory of 3692	4704	TXPlatforn.exe	85
PID 1584 wrote to memory of 3368	1584	dd474fa50221f75a44bdf444590100c761c653c55af098a3bc9147ae16d84167.exe	86
PID 1584 wrote to memory of 3368	1584	dd474fa50221f75a44bdf444590100c761c653c55af098a3bc9147ae16d84167.exe	86
PID 1584 wrote to memory of 3368	1584	dd474fa50221f75a44bdf444590100c761c653c55af098a3bc9147ae16d84167.exe	86
PID 3996 wrote to memory of 5088	3996	cmd.exe	91
PID 3996 wrote to memory of 5088	3996	cmd.exe	91
PID 3996 wrote to memory of 5088	3996	cmd.exe	91

C:\Users\Admin\AppData\Local\Temp\dd474fa50221f75a44bdf444590100c761c653c55af098a3bc9147ae16d84167.exe
"C:\Users\Admin\AppData\Local\Temp\dd474fa50221f75a44bdf444590100c761c653c55af098a3bc9147ae16d84167.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1584
- C:\Users\Admin\AppData\Local\Temp\svchost.exe
  C:\Users\Admin\AppData\Local\Temp\\svchost.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:380
- - 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\svchost.exe > nul
    3⤵
    - System Location Discovery: System Language Discovery
    - System Network Configuration Discovery: Internet Connection Discovery
    - Suspicious use of WriteProcessMemory
    PID:3996
  - - 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:5088
- C:\Users\Admin\AppData\Local\Temp\svchos.exe
  C:\Users\Admin\AppData\Local\Temp\\svchos.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  PID:3368
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3368 -s 228
    3⤵
    - Program crash
    PID:1064

C:\Windows\SysWOW64\TXPlatforn.exe
C:\Windows\SysWOW64\TXPlatforn.exe -auto
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4704
- C:\Windows\SysWOW64\TXPlatforn.exe
  C:\Windows\SysWOW64\TXPlatforn.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:3692

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3368 -ip 3368
1⤵
PID:2196

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

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

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

System Network Configuration Discovery

1

T1016

Internet Connection Discovery

1

T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Program Files\VideoLAN\VLC\vlc.exe

Filesize
2.4MB

MD5
b5ad229e8e6a13c79b64c63af2f492f7

SHA1
9fb5a02c92c52802518774260d6d3daaa54878a3

SHA256
3630b3a5fbdd4b4ae8a04fd8e9008f209a11ef3e426f0e953f209435631fcf55

SHA512
ebd70c5582af7a3b9b31218ce3f32d36123649aace7dadcf96d52238b8f2a4937728bc77530e2772ef0251f6a325695ec4f4fb3f312a2a272234684a3385c795

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

Filesize
1.4MB

MD5
68bfce4c7539e06967eaf2f181c6291f

SHA1
7e4e45f6e34dfa9adabe7ee0cc1232a3f2ddfe40

SHA256
dd474fa50221f75a44bdf444590100c761c653c55af098a3bc9147ae16d84167

SHA512
c1a8fdca09704165317c7edc507d69a8748cafed7207e8e75093197c0b92d6ca98654d4dc08b7bdd46aeba1049022fcbc027a4a2c7d711263357a2caabcb7c47

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

Filesize
93KB

MD5
3b377ad877a942ec9f60ea285f7119a2

SHA1
60b23987b20d913982f723ab375eef50fafa6c70

SHA256
62954fdf65e629b39a29f539619d20691332184c6b6be5a826128a8e759bfa84

SHA512
af3a71f867ad9d28772c48b521097f9bf8931eb89fd2974e8de10990241419a39ddc3c0b36dd38aac4fdf14e1f0c5e228692618e93adce958d5b5dab8940e46f

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

Filesize
377KB

MD5
a4329177954d4104005bce3020e5ef59

SHA1
23c29e295e2dbb8454012d619ca3f81e4c16e85a

SHA256
6156d003d54dcf2ee92f21bd6e7a6a7f91730bd2804381260bcabe465abe6ddd

SHA512
81e9d456a4abfc7cd9e0943d4a0ce15523362c3179f3368381d1d7974f80a9f9113b5404b96e67e91684e0ea1895b7d0073e4c48d0bfc4fd0244b1af6acf0208

Download Submit
C:\Windows\SysWOW64\240623468.txt

Filesize
50KB

MD5
b7cd3ec0092c4127b19cf7841404d8e5

SHA1
545bfc99a86f5de27bfe1322775b73d96b51d3f4

SHA256
3af228b49e7148932c1e806a2df6b29e36c328c51cf38b610210a5e71ef79268

SHA512
84551630d410d81118203b07517cafe4509aa41b1257cc8e81a37b0ea2d93e76993d8bd5b9fe4be673fe9c0a67affd5b6d33711beba39e6ff8f32031d69e3dfe

Download Submit
memory/380-7-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/380-4-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/380-10-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/380-6-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3692-31-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3692-33-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3692-37-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3692-38-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4704-15-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4704-17-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4704-16-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4704-27-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4704-13-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads