gh0strat | af3dc6bfc2a0495ab419c3d385471e33380f7ee865eece9b69d1109198630351

General

Target

af3dc6bfc2a0495ab419c3d385471e33380f7ee865eece9b69d1109198630351.exe
Size

4.8MB
MD5

0ea9994a05bc68e08ea4f1de3239f03e
SHA1

523c965bc975868752d4a65d707cb2f7b00c5f74
SHA256

af3dc6bfc2a0495ab419c3d385471e33380f7ee865eece9b69d1109198630351
SHA512

5b772893535bf672386c45063741a21d2cc199d190bbfdbac9b2767613374773b379f6cf630d7f7743f56afcbbcd5c247ec73ad7df88d148ef3d32213a65593a
SSDEEP

98304:6GdVyVT9nOgmhR5dyWRudqIqf7sbXsPN5kiQaZ56:JWT9nO7Bol7S775VP6

Score

10^/10

gh0strat purplefox persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 10 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral2/memory/1496-6-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1496-10-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1496-7-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3276-18-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3276-26-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/680-40-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/680-44-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/680-53-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/680-25-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3276-16-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 11 IoCs

resource	yara_rule
behavioral2/memory/1496-6-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1496-10-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1496-7-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3276-18-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3276-26-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/680-40-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/files/0x000700000002340b-36.dat	family_gh0strat
behavioral2/memory/680-44-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/680-53-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/680-25-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3276-16-0x0000000010000000-0x00000000101B6000-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\\240603656.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
1496	svchost.exe
3276	TXPlatforn.exe
3628	svchos.exe
680	TXPlatforn.exe
4048	HD_af3dc6bfc2a0495ab419c3d385471e33380f7ee865eece9b69d1109198630351.exe
4772	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe

Loads dropped DLL 3 IoCs

pid	Process
3628	svchos.exe
1852	svchost.exe
4772	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/1496-6-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1496-4-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1496-10-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1496-7-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3276-13-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3276-18-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3276-26-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/680-40-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/680-44-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/680-53-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/680-25-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3276-16-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 6 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\240603656.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

Drops file in Program Files directory 5 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	af3dc6bfc2a0495ab419c3d385471e33380f7ee865eece9b69d1109198630351.exe
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe	af3dc6bfc2a0495ab419c3d385471e33380f7ee865eece9b69d1109198630351.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe	af3dc6bfc2a0495ab419c3d385471e33380f7ee865eece9b69d1109198630351.exe
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	af3dc6bfc2a0495ab419c3d385471e33380f7ee865eece9b69d1109198630351.exe
File created	C:\Program Files (x86)\Google\Chrome\Application\chrome.exe	af3dc6bfc2a0495ab419c3d385471e33380f7ee865eece9b69d1109198630351.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
3272	PING.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2112	af3dc6bfc2a0495ab419c3d385471e33380f7ee865eece9b69d1109198630351.exe
2112	af3dc6bfc2a0495ab419c3d385471e33380f7ee865eece9b69d1109198630351.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
680	TXPlatforn.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	1496	svchost.exe
Token: SeLoadDriverPrivilege	680	TXPlatforn.exe
Token: 33	680	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	680	TXPlatforn.exe
Token: 33	680	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	680	TXPlatforn.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2112	af3dc6bfc2a0495ab419c3d385471e33380f7ee865eece9b69d1109198630351.exe
2112	af3dc6bfc2a0495ab419c3d385471e33380f7ee865eece9b69d1109198630351.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 2112 wrote to memory of 1496	2112	af3dc6bfc2a0495ab419c3d385471e33380f7ee865eece9b69d1109198630351.exe	80
PID 2112 wrote to memory of 1496	2112	af3dc6bfc2a0495ab419c3d385471e33380f7ee865eece9b69d1109198630351.exe	80
PID 2112 wrote to memory of 1496	2112	af3dc6bfc2a0495ab419c3d385471e33380f7ee865eece9b69d1109198630351.exe	80
PID 1496 wrote to memory of 3484	1496	svchost.exe	82
PID 1496 wrote to memory of 3484	1496	svchost.exe	82
PID 1496 wrote to memory of 3484	1496	svchost.exe	82
PID 2112 wrote to memory of 3628	2112	af3dc6bfc2a0495ab419c3d385471e33380f7ee865eece9b69d1109198630351.exe	83
PID 2112 wrote to memory of 3628	2112	af3dc6bfc2a0495ab419c3d385471e33380f7ee865eece9b69d1109198630351.exe	83
PID 2112 wrote to memory of 3628	2112	af3dc6bfc2a0495ab419c3d385471e33380f7ee865eece9b69d1109198630351.exe	83
PID 3276 wrote to memory of 680	3276	TXPlatforn.exe	84
PID 3276 wrote to memory of 680	3276	TXPlatforn.exe	84
PID 3276 wrote to memory of 680	3276	TXPlatforn.exe	84
PID 2112 wrote to memory of 4048	2112	af3dc6bfc2a0495ab419c3d385471e33380f7ee865eece9b69d1109198630351.exe	87
PID 2112 wrote to memory of 4048	2112	af3dc6bfc2a0495ab419c3d385471e33380f7ee865eece9b69d1109198630351.exe	87
PID 2112 wrote to memory of 4048	2112	af3dc6bfc2a0495ab419c3d385471e33380f7ee865eece9b69d1109198630351.exe	87
PID 3484 wrote to memory of 3272	3484	cmd.exe	89
PID 3484 wrote to memory of 3272	3484	cmd.exe	89
PID 3484 wrote to memory of 3272	3484	cmd.exe	89
PID 1852 wrote to memory of 4772	1852	svchost.exe	94
PID 1852 wrote to memory of 4772	1852	svchost.exe	94
PID 1852 wrote to memory of 4772	1852	svchost.exe	94

C:\Users\Admin\AppData\Local\Temp\af3dc6bfc2a0495ab419c3d385471e33380f7ee865eece9b69d1109198630351.exe
"C:\Users\Admin\AppData\Local\Temp\af3dc6bfc2a0495ab419c3d385471e33380f7ee865eece9b69d1109198630351.exe"
1⤵
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2112
- 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
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1496
- - 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⤵
    - Suspicious use of WriteProcessMemory
    PID:3484
  - - C:\Windows\SysWOW64\PING.EXE
      ping -n 2 127.0.0.1
      4⤵
      Runs ping.exe
      PID:3272
- 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
  PID:3628
- C:\Users\Admin\AppData\Local\Temp\HD_af3dc6bfc2a0495ab419c3d385471e33380f7ee865eece9b69d1109198630351.exe
  C:\Users\Admin\AppData\Local\Temp\HD_af3dc6bfc2a0495ab419c3d385471e33380f7ee865eece9b69d1109198630351.exe
  2⤵
  - Executes dropped EXE
  PID:4048

C:\Windows\SysWOW64\TXPlatforn.exe
C:\Windows\SysWOW64\TXPlatforn.exe -auto
1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3276
- 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:680

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"
1⤵
PID:668

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:1852
- C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
  C:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\240603656.txt",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:4772

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_X.dat

Filesize
1.7MB

MD5
07e02aa7f3e1ebccb7238c703d7b0393

SHA1
7b2a2ff7ee153e1edcee6c9e2ab23a865299ffee

SHA256
4c2444c709828a62031b415df1ae0540a75aead86f74738cf71c4d317057f00a

SHA512
38069dcc641100209dc7c501ca22972defd1ab03b91431620c6244a188170b2b71d550be982bf38677ab6f3553b814606b1bc8a360cef9218d65602d500bf542

Download Submit
C:\Users\Admin\AppData\Local\Temp\HD_af3dc6bfc2a0495ab419c3d385471e33380f7ee865eece9b69d1109198630351.exe

Filesize
3.1MB

MD5
fb083acd60fe5c3156dc25442be815e3

SHA1
61df59b8f3ebd8b3d29ca3aedc4995e23cacf6d8

SHA256
f130b3789962d5c8b59aa250d6f26ad5945928f3905b32bf65aa7bd30348a794

SHA512
7147337d2c1006bb15cfa967c9eea6826b63c8d343f866e7454d7368d25019f39e52cf179500810834244c3ca9644d6c0df0b2c3128a9051e9ee6b428fa926f6

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\240603656.txt

Filesize
50KB

MD5
b4f8c22facdc4d0b4d33ed7dae96938c

SHA1
b5c458a2b35299f61e73e625b417eafe1083fffe

SHA256
4e85ce9cbdde69de17b7b04857337e7d6928c14c9abcb8e7a8f8bdf8ae079120

SHA512
7c59b0b528bd3a6b22754bd6e7be198e8a91ea082f8749a3c9444d406ed0121a4c3d96ce9034804282a3f26ff5fa3e1f48e8324c5ca833e98ebb9fb4e4006e12

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

Filesize
60KB

MD5
889b99c52a60dd49227c5e485a016679

SHA1
8fa889e456aa646a4d0a4349977430ce5fa5e2d7

SHA256
6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

SHA512
08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

Download Submit
memory/680-25-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/680-53-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/680-44-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/680-40-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1496-7-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1496-10-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1496-4-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1496-6-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3276-26-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3276-18-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3276-13-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3276-16-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads