gh0strat | cefd197c5a15a875dbde2dcf61688063ed273c836489de08f0d74d2f7107798d

General

Target

cefd197c5a15a875dbde2dcf61688063ed273c836489de08f0d74d2f7107798d.exe
Size

1.7MB
MD5

c07a2bc1a2d015afa04a3b614bb75fac
SHA1

c45ebe7bdfdc15ca474ec4e04ead9b74954d3e97
SHA256

cefd197c5a15a875dbde2dcf61688063ed273c836489de08f0d74d2f7107798d
SHA512

00ceffd59612472f86783d688d1c2111a7c5650480028c1791c8a87bad085f108bd6fc547144a82a02d5c375b5c1e3bcef4e88d0b87e94b1d296068c8b999637
SSDEEP

24576:aQZoidOTdVZinacCET9Ecl1erdg0MCiVWhFU7cVrYB:aQZAdVyVT9n/Gg0P+Who7

Score

10^/10

gh0strat purplefox persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 11 IoCs

Detect PurpleFox Rootkit.

rootkit

Processes:

resource	yara_rule
behavioral2/memory/4680-7-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4680-10-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4680-6-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3352-16-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2964-30-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2964-33-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2964-37-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2964-43-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3352-27-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3352-17-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3352-15-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 12 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4680-7-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4680-10-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4680-6-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3352-16-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2964-30-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2964-33-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2964-37-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
C:\Windows\SysWOW64\240596218.txt	family_gh0strat
behavioral2/memory/2964-43-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3352-27-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3352-17-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3352-15-0x0000000010000000-0x00000000101B6000-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

Processes:

TXPlatforn.exe

description ioc process

File created C:\Windows\system32\drivers\QAssist.sys TXPlatforn.exe

description	ioc	process
File created	C:\Windows\system32\drivers\QAssist.sys	TXPlatforn.exe

Sets DLL path for service in the registry 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

svchos.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Ö÷¶¯·ÀÓù·þÎñÄ£¿é\Parameters\ServiceDll = "C:\\Windows\\system32\\240596218.txt"	svchos.exe

Sets service image path in registry 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

TXPlatforn.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\QAssist\ImagePath = "system32\\DRIVERS\\QAssist.sys"	TXPlatforn.exe

Executes dropped EXE 5 IoCs

Processes:

svchost.exeTXPlatforn.exeTXPlatforn.exesvchos.exeÖ÷¶¯·ÀÓù·þÎñÄ£¿é.exe

pid process

4680 svchost.exe
3352 TXPlatforn.exe
2964 TXPlatforn.exe
3328 svchos.exe
2300 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
Loads dropped DLL 3 IoCs

Processes:

svchos.exesvchost.exeÖ÷¶¯·ÀÓù·þÎñÄ£¿é.exe

pid process

3328 svchos.exe
3648 svchost.exe
2300 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe

pid	process
4680	svchost.exe
3352	TXPlatforn.exe
2964	TXPlatforn.exe
3328	svchos.exe
2300	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe

pid	process
3328	svchos.exe
3648	svchost.exe
2300	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe

UPX packed file 13 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/4680-4-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4680-7-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4680-10-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4680-6-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3352-13-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3352-16-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2964-30-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2964-33-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2964-37-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2964-43-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3352-27-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3352-17-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3352-15-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 6 IoCs

Processes:

svchost.exesvchos.exesvchost.exe

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\240596218.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

Processes:

cefd197c5a15a875dbde2dcf61688063ed273c836489de08f0d74d2f7107798d.exe

description	ioc	process
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe	cefd197c5a15a875dbde2dcf61688063ed273c836489de08f0d74d2f7107798d.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	cefd197c5a15a875dbde2dcf61688063ed273c836489de08f0d74d2f7107798d.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe	cefd197c5a15a875dbde2dcf61688063ed273c836489de08f0d74d2f7107798d.exe
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	cefd197c5a15a875dbde2dcf61688063ed273c836489de08f0d74d2f7107798d.exe
File created	C:\Program Files (x86)\Google\Chrome\Application\chrome.exe	cefd197c5a15a875dbde2dcf61688063ed273c836489de08f0d74d2f7107798d.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

Processes:

PING.EXE

pid process

3380 PING.EXE
Suspicious behavior: LoadsDriver 1 IoCs

Processes:

TXPlatforn.exe

pid process

2964 TXPlatforn.exe

pid	process
3380	PING.EXE

pid	process
2964	TXPlatforn.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

svchost.exeTXPlatforn.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	4680	svchost.exe
Token: SeLoadDriverPrivilege	2964	TXPlatforn.exe
Token: 33	2964	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	2964	TXPlatforn.exe
Token: 33	2964	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	2964	TXPlatforn.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

cefd197c5a15a875dbde2dcf61688063ed273c836489de08f0d74d2f7107798d.exe

pid	process
2876	cefd197c5a15a875dbde2dcf61688063ed273c836489de08f0d74d2f7107798d.exe
2876	cefd197c5a15a875dbde2dcf61688063ed273c836489de08f0d74d2f7107798d.exe

Suspicious use of WriteProcessMemory 18 IoCs

Processes:

cefd197c5a15a875dbde2dcf61688063ed273c836489de08f0d74d2f7107798d.exesvchost.exeTXPlatforn.execmd.exesvchost.exe

description	pid	process	target process
PID 2876 wrote to memory of 4680	2876	cefd197c5a15a875dbde2dcf61688063ed273c836489de08f0d74d2f7107798d.exe	svchost.exe
PID 2876 wrote to memory of 4680	2876	cefd197c5a15a875dbde2dcf61688063ed273c836489de08f0d74d2f7107798d.exe	svchost.exe
PID 2876 wrote to memory of 4680	2876	cefd197c5a15a875dbde2dcf61688063ed273c836489de08f0d74d2f7107798d.exe	svchost.exe
PID 4680 wrote to memory of 4116	4680	svchost.exe	cmd.exe
PID 4680 wrote to memory of 4116	4680	svchost.exe	cmd.exe
PID 4680 wrote to memory of 4116	4680	svchost.exe	cmd.exe
PID 3352 wrote to memory of 2964	3352	TXPlatforn.exe	TXPlatforn.exe
PID 3352 wrote to memory of 2964	3352	TXPlatforn.exe	TXPlatforn.exe
PID 3352 wrote to memory of 2964	3352	TXPlatforn.exe	TXPlatforn.exe
PID 2876 wrote to memory of 3328	2876	cefd197c5a15a875dbde2dcf61688063ed273c836489de08f0d74d2f7107798d.exe	svchos.exe
PID 2876 wrote to memory of 3328	2876	cefd197c5a15a875dbde2dcf61688063ed273c836489de08f0d74d2f7107798d.exe	svchos.exe
PID 2876 wrote to memory of 3328	2876	cefd197c5a15a875dbde2dcf61688063ed273c836489de08f0d74d2f7107798d.exe	svchos.exe
PID 4116 wrote to memory of 3380	4116	cmd.exe	PING.EXE
PID 4116 wrote to memory of 3380	4116	cmd.exe	PING.EXE
PID 4116 wrote to memory of 3380	4116	cmd.exe	PING.EXE
PID 3648 wrote to memory of 2300	3648	svchost.exe	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
PID 3648 wrote to memory of 2300	3648	svchost.exe	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
PID 3648 wrote to memory of 2300	3648	svchost.exe	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe

C:\Users\Admin\AppData\Local\Temp\cefd197c5a15a875dbde2dcf61688063ed273c836489de08f0d74d2f7107798d.exe
"C:\Users\Admin\AppData\Local\Temp\cefd197c5a15a875dbde2dcf61688063ed273c836489de08f0d74d2f7107798d.exe"
1⤵
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2876
- 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:4680
- - 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:4116
  - - C:\Windows\SysWOW64\PING.EXE
      ping -n 2 127.0.0.1
      4⤵
      Runs ping.exe
      PID:3380
- C:\Users\Admin\AppData\Local\Temp\svchos.exe
  C:\Users\Admin\AppData\Local\Temp\\svchos.exe
  2⤵
  - Sets DLL path for service in the registry
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in System32 directory
  PID:3328

C:\Windows\SysWOW64\TXPlatforn.exe
C:\Windows\SysWOW64\TXPlatforn.exe -auto
1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3352
- 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:2964

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"
1⤵
PID:4252

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:3648
- C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
  C:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\240596218.txt",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:2300

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

2

T1547

Registry Run Keys / Startup Folder

2

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

2

T1547

Registry Run Keys / Startup Folder

2

T1547.001

Defense Evasion

Modify Registry

2

T1112

Credential Access

Discovery

Remote System Discovery

1

T1018

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\RCX3671.tmp

Filesize
1.7MB

MD5
9332d7e23256f8976ab4668f94c732aa

SHA1
01fe7d0374def8ac847d7533fec959b169fdb693

SHA256
a6b5fd73c69d7741c79ea05184081dc2ad82358fc2baaa05d1d6143a63895d6c

SHA512
cbb81568446fa3de3e8537aaaad3e51d7dbea1c6d21303ce78b13f08604022dcebf45310981013d29cbd4d21437be61c5a372d18c9f9b39ca6d412963c4e5831

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\240596218.txt

Filesize
50KB

MD5
7f1f5923afe9e69c831440824713f5e9

SHA1
098c49e45fcbe9a33a5702eb97444d6b0f4437e6

SHA256
69589f1d34221a36129e4b2486076dc6ec3f5b8125394523768aa54f2131e57b

SHA512
94e95ad07ba16b964f40236066bd73c1855f8c780c625f8fc26d106a8b17c1cb9c45844f44eae0cc2133369ad3a930be39b793a76f6d114bd5665cad674ed346

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

Filesize
60KB

MD5
889b99c52a60dd49227c5e485a016679

SHA1
8fa889e456aa646a4d0a4349977430ce5fa5e2d7

SHA256
6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

SHA512
08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

Download Submit
memory/2964-43-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2964-30-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2964-33-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2964-37-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3352-16-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3352-13-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3352-27-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3352-17-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3352-15-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4680-6-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4680-10-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4680-7-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4680-4-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads