gh0strat | de72b4aec06e80b05ccea8d91abdb8896ba8188710d79e024d2c8e5ee841c6ea

General

Target

de72b4aec06e80b05ccea8d91abdb8896ba8188710d79e024d2c8e5ee841c6ea.exe
Size

2.4MB
MD5

d2689c65972c81cd1524f26f7e050582
SHA1

ba7f7c1ab10db0b798a0a93ea8f8b08c951c9493
SHA256

de72b4aec06e80b05ccea8d91abdb8896ba8188710d79e024d2c8e5ee841c6ea
SHA512

0ed5101fe011f392a5862694ed5e6147491dd89b22bd22250e386a7cc7ea8b9877418aa8776f9dc16b6cb2e506990a2150da5529daae612148bf275f66e1b334
SSDEEP

49152:vQZAdVyVT9n/Gg0P+WhoipeFvAKv3/vfKGZPItx2apeapelI:IGdVyVT9nOgmhcpAKKHtUvlI

Score

10^/10

gh0strat purplefox discovery persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 10 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral2/memory/2992-6-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2992-10-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2992-7-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/428-17-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/428-16-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4824-23-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/428-26-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/428-15-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4824-85-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4824-90-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 11 IoCs

resource	yara_rule
behavioral2/memory/2992-6-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2992-10-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2992-7-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/428-17-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/428-16-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4824-23-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/files/0x00070000000234ca-30.dat	family_gh0strat
behavioral2/memory/428-26-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/428-15-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4824-85-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4824-90-0x0000000010000000-0x00000000101B6000-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

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\Ö÷¶¯·ÀÓù·þÎñÄ£¿é\Parameters\ServiceDll = "C:\\Windows\\system32\\240631187.txt"	svchos.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 6 IoCs

pid	Process
2992	svchost.exe
428	TXPlatforn.exe
4824	TXPlatforn.exe
960	svchos.exe
3192	HD_de72b4aec06e80b05ccea8d91abdb8896ba8188710d79e024d2c8e5ee841c6ea.exe
752	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe

Loads dropped DLL 3 IoCs

pid	Process
960	svchos.exe
5072	svchost.exe
752	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe

UPX packed file 12 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2992-5-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2992-6-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2992-10-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2992-7-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/428-13-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/428-17-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/428-16-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4824-23-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/428-26-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/428-15-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4824-85-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4824-90-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 6 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\TXPlatforn.exe	svchost.exe
File created	C:\Windows\SysWOW64\240631187.txt	svchos.exe
File opened for modification	C:\Windows\SysWOW64\ini.ini	svchos.exe
File created	C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe	svchost.exe
File opened for modification	C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe	svchost.exe
File created	C:\Windows\SysWOW64\TXPlatforn.exe	svchost.exe

Drops file in Program Files directory 5 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe	de72b4aec06e80b05ccea8d91abdb8896ba8188710d79e024d2c8e5ee841c6ea.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe	de72b4aec06e80b05ccea8d91abdb8896ba8188710d79e024d2c8e5ee841c6ea.exe
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	de72b4aec06e80b05ccea8d91abdb8896ba8188710d79e024d2c8e5ee841c6ea.exe
File created	C:\Program Files (x86)\Google\Chrome\Application\chrome.exe	de72b4aec06e80b05ccea8d91abdb8896ba8188710d79e024d2c8e5ee841c6ea.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	de72b4aec06e80b05ccea8d91abdb8896ba8188710d79e024d2c8e5ee841c6ea.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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	de72b4aec06e80b05ccea8d91abdb8896ba8188710d79e024d2c8e5ee841c6ea.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	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
2892	PING.EXE
3004	cmd.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2892	PING.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3484	de72b4aec06e80b05ccea8d91abdb8896ba8188710d79e024d2c8e5ee841c6ea.exe
3484	de72b4aec06e80b05ccea8d91abdb8896ba8188710d79e024d2c8e5ee841c6ea.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
4824	TXPlatforn.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2992	svchost.exe
Token: SeLoadDriverPrivilege	4824	TXPlatforn.exe
Token: 33	4824	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	4824	TXPlatforn.exe
Token: 33	4824	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	4824	TXPlatforn.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3484	de72b4aec06e80b05ccea8d91abdb8896ba8188710d79e024d2c8e5ee841c6ea.exe
3484	de72b4aec06e80b05ccea8d91abdb8896ba8188710d79e024d2c8e5ee841c6ea.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 3484 wrote to memory of 2992	3484	de72b4aec06e80b05ccea8d91abdb8896ba8188710d79e024d2c8e5ee841c6ea.exe	83
PID 3484 wrote to memory of 2992	3484	de72b4aec06e80b05ccea8d91abdb8896ba8188710d79e024d2c8e5ee841c6ea.exe	83
PID 3484 wrote to memory of 2992	3484	de72b4aec06e80b05ccea8d91abdb8896ba8188710d79e024d2c8e5ee841c6ea.exe	83
PID 2992 wrote to memory of 3004	2992	svchost.exe	88
PID 2992 wrote to memory of 3004	2992	svchost.exe	88
PID 2992 wrote to memory of 3004	2992	svchost.exe	88
PID 428 wrote to memory of 4824	428	TXPlatforn.exe	89
PID 428 wrote to memory of 4824	428	TXPlatforn.exe	89
PID 428 wrote to memory of 4824	428	TXPlatforn.exe	89
PID 3484 wrote to memory of 960	3484	de72b4aec06e80b05ccea8d91abdb8896ba8188710d79e024d2c8e5ee841c6ea.exe	90
PID 3484 wrote to memory of 960	3484	de72b4aec06e80b05ccea8d91abdb8896ba8188710d79e024d2c8e5ee841c6ea.exe	90
PID 3484 wrote to memory of 960	3484	de72b4aec06e80b05ccea8d91abdb8896ba8188710d79e024d2c8e5ee841c6ea.exe	90
PID 3004 wrote to memory of 2892	3004	cmd.exe	95
PID 3004 wrote to memory of 2892	3004	cmd.exe	95
PID 3004 wrote to memory of 2892	3004	cmd.exe	95
PID 5072 wrote to memory of 752	5072	svchost.exe	96
PID 5072 wrote to memory of 752	5072	svchost.exe	96
PID 5072 wrote to memory of 752	5072	svchost.exe	96

C:\Users\Admin\AppData\Local\Temp\de72b4aec06e80b05ccea8d91abdb8896ba8188710d79e024d2c8e5ee841c6ea.exe
"C:\Users\Admin\AppData\Local\Temp\de72b4aec06e80b05ccea8d91abdb8896ba8188710d79e024d2c8e5ee841c6ea.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:3484
- 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:2992
- - 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:3004
  - - 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:2892
- C:\Users\Admin\AppData\Local\Temp\svchos.exe
  C:\Users\Admin\AppData\Local\Temp\\svchos.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:960
- C:\Users\Admin\AppData\Local\Temp\HD_de72b4aec06e80b05ccea8d91abdb8896ba8188710d79e024d2c8e5ee841c6ea.exe
  C:\Users\Admin\AppData\Local\Temp\HD_de72b4aec06e80b05ccea8d91abdb8896ba8188710d79e024d2c8e5ee841c6ea.exe
  2⤵
  - Executes dropped EXE
  PID:3192

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:428
- 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:4824

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"
1⤵
PID:2520

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5072
- C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
  C:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\240631187.txt",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:752

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

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

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Downloads

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

Filesize
1.8MB

MD5
8f2cce9ea089916e1f9ec3aa18ec7c8e

SHA1
4de2b1358eb580b09cd2a59288078a6b83cb06f9

SHA256
e02c39055adbb254009b633b566538a89dd91448b1304278dc532c55c3cc35b2

SHA512
7b428ab8b72c1ac87cc79ce5ea6b81ab5f2f7ffc72f9b4c0ef89dca1632ec759ce1e2dcf059424f18b0dcf90ed4abd34a29d42f92a7a6bf3474caebc398e1534

Download Submit
C:\Users\Admin\AppData\Local\Temp\HD_de72b4aec06e80b05ccea8d91abdb8896ba8188710d79e024d2c8e5ee841c6ea.exe

Filesize
645KB

MD5
00eae789b0aab1b0fbd23b830fbf1064

SHA1
e4e5fd089f6ae17c83f073cf91edc9db8189980d

SHA256
7addb2269266ac471a690802cab54539b40c2ae5b31e2120fdcf8dfb0ed15dc7

SHA512
23a0e06b39f8b5a932ae5b8f60704ba265332b341ac8bab5b74b2f31f04ce8c7fe6f77278d70c7685cfa894ab0e25a70d89990f5f643b54c07337f90fa5943fb

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\240631187.txt

Filesize
50KB

MD5
6c62d1dee6040d6f89ee7dcde0dd5a6a

SHA1
a849708169a906f2df9c0fc0ac51707a069de6aa

SHA256
d69af91f4eb469f73cf7f220ff7d53eb6ed89835ac02a009876f1cc309cb3707

SHA512
6141c4cff680fb5552354cff1fd90df174b3f65daa9e042c1b17afdcf1c540255cf8fbb39150913a909a4bfdba026a8f37816f03de1a9a5149622c44d2b42354

Download Submit
C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe

Filesize
60KB

MD5
889b99c52a60dd49227c5e485a016679

SHA1
8fa889e456aa646a4d0a4349977430ce5fa5e2d7

SHA256
6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

SHA512
08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

Download Submit
memory/428-15-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/428-26-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/428-13-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/428-17-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/428-16-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2992-7-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2992-10-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2992-6-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2992-5-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4824-23-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4824-85-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4824-90-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads