gh0strat | f6ed57bb403d6bf64210cfbbd9e58f0ee57dd9c326e38f9de7f11ba1a7538078

Analysis

max time kernel
155s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231025-en
resource tags

arch:x64arch:x86image:win10v2004-20231025-enlocale:en-usos:windows10-2004-x64system
submitted
16/11/2023, 02:38

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General

Target

f6ed57bb403d6bf64210cfbbd9e58f0ee57dd9c326e38f9de7f11ba1a7538078.exe
Size

1.6MB
MD5

4438fc145484751f5bb720072121da7a
SHA1

7fc3500ecca54523c563f135152165f15ccfb89b
SHA256

f6ed57bb403d6bf64210cfbbd9e58f0ee57dd9c326e38f9de7f11ba1a7538078
SHA512

ff5697391c1ceea464f77cf86e130159e43f616aac776abb2b3d3e3a35e70eeff2341200eaf87d8863adb6585d60764a3dd9354548c34f949bf3ac0397ff49d7
SSDEEP

24576:zQZoidOTdVZinacCET9Ecl1erdg0MCiVWhFU7cVbbGLC:zQZAdVyVT9n/Gg0P+WhoI

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/4980-7-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4980-8-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/884-17-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/884-15-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4980-20-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/884-22-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4964-26-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4964-34-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4964-36-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4964-40-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 13 IoCs

resource	yara_rule
behavioral2/memory/4980-6-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4980-7-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4980-8-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/884-16-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/884-17-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/884-15-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4980-20-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/884-22-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4964-26-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/files/0x0006000000022dee-31.dat	family_gh0strat
behavioral2/memory/4964-34-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4964-36-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4964-40-0x0000000010000000-0x00000000101B6000-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
4980	svchost.exe
884	TXPlatforn.exe
4964	TXPlatforn.exe
3520	svchos.exe

Loads dropped DLL 1 IoCs

pid	Process
3520	svchos.exe

UPX packed file 14 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4980-4-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4980-6-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4980-7-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4980-8-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/884-13-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/884-16-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/884-17-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/884-15-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4980-20-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/884-22-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4964-26-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4964-34-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4964-36-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4964-40-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

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\240618468.txt	svchos.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	f6ed57bb403d6bf64210cfbbd9e58f0ee57dd9c326e38f9de7f11ba1a7538078.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe	f6ed57bb403d6bf64210cfbbd9e58f0ee57dd9c326e38f9de7f11ba1a7538078.exe
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	f6ed57bb403d6bf64210cfbbd9e58f0ee57dd9c326e38f9de7f11ba1a7538078.exe
File created	C:\Program Files (x86)\Google\Chrome\Application\chrome.exe	f6ed57bb403d6bf64210cfbbd9e58f0ee57dd9c326e38f9de7f11ba1a7538078.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	f6ed57bb403d6bf64210cfbbd9e58f0ee57dd9c326e38f9de7f11ba1a7538078.exe

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

System Information Discovery
T1082

Program crash 2 IoCs

pid	pid_target	Process	procid_target
3336	3520	WerFault.exe	92
4452	3520	WerFault.exe	92

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
4324	PING.EXE

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
4964	TXPlatforn.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	4980	svchost.exe
Token: SeLoadDriverPrivilege	4964	TXPlatforn.exe
Token: 33	4964	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	4964	TXPlatforn.exe
Token: 33	4964	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	4964	TXPlatforn.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
408	f6ed57bb403d6bf64210cfbbd9e58f0ee57dd9c326e38f9de7f11ba1a7538078.exe
408	f6ed57bb403d6bf64210cfbbd9e58f0ee57dd9c326e38f9de7f11ba1a7538078.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 408 wrote to memory of 4980	408	f6ed57bb403d6bf64210cfbbd9e58f0ee57dd9c326e38f9de7f11ba1a7538078.exe	86
PID 408 wrote to memory of 4980	408	f6ed57bb403d6bf64210cfbbd9e58f0ee57dd9c326e38f9de7f11ba1a7538078.exe	86
PID 408 wrote to memory of 4980	408	f6ed57bb403d6bf64210cfbbd9e58f0ee57dd9c326e38f9de7f11ba1a7538078.exe	86
PID 4980 wrote to memory of 4672	4980	svchost.exe	90
PID 4980 wrote to memory of 4672	4980	svchost.exe	90
PID 4980 wrote to memory of 4672	4980	svchost.exe	90
PID 884 wrote to memory of 4964	884	TXPlatforn.exe	91
PID 884 wrote to memory of 4964	884	TXPlatforn.exe	91
PID 884 wrote to memory of 4964	884	TXPlatforn.exe	91
PID 408 wrote to memory of 3520	408	f6ed57bb403d6bf64210cfbbd9e58f0ee57dd9c326e38f9de7f11ba1a7538078.exe	92
PID 408 wrote to memory of 3520	408	f6ed57bb403d6bf64210cfbbd9e58f0ee57dd9c326e38f9de7f11ba1a7538078.exe	92
PID 408 wrote to memory of 3520	408	f6ed57bb403d6bf64210cfbbd9e58f0ee57dd9c326e38f9de7f11ba1a7538078.exe	92
PID 4672 wrote to memory of 4324	4672	cmd.exe	96
PID 4672 wrote to memory of 4324	4672	cmd.exe	96
PID 4672 wrote to memory of 4324	4672	cmd.exe	96

C:\Users\Admin\AppData\Local\Temp\f6ed57bb403d6bf64210cfbbd9e58f0ee57dd9c326e38f9de7f11ba1a7538078.exe
"C:\Users\Admin\AppData\Local\Temp\f6ed57bb403d6bf64210cfbbd9e58f0ee57dd9c326e38f9de7f11ba1a7538078.exe"
1⤵
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:408
- 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:4980
- - 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:4672
  - - C:\Windows\SysWOW64\PING.EXE
      ping -n 2 127.0.0.1
      4⤵
      Runs ping.exe
      PID:4324
- 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
  PID:3520
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3520 -s 452
    3⤵
    - Program crash
    PID:3336
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3520 -s 396
    3⤵
    - Program crash
    PID:4452

C:\Windows\SysWOW64\TXPlatforn.exe
C:\Windows\SysWOW64\TXPlatforn.exe -auto
1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:884
- 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:4964

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3520 -ip 3520
1⤵
PID:1824

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 3520 -ip 3520
1⤵
PID:3396

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

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

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

Filesize
1.6MB

MD5
4438fc145484751f5bb720072121da7a

SHA1
7fc3500ecca54523c563f135152165f15ccfb89b

SHA256
f6ed57bb403d6bf64210cfbbd9e58f0ee57dd9c326e38f9de7f11ba1a7538078

SHA512
ff5697391c1ceea464f77cf86e130159e43f616aac776abb2b3d3e3a35e70eeff2341200eaf87d8863adb6585d60764a3dd9354548c34f949bf3ac0397ff49d7

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\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:\Users\Admin\AppData\Local\Temp\svchost.exe

Filesize
377KB

MD5
a4329177954d4104005bce3020e5ef59

SHA1
23c29e295e2dbb8454012d619ca3f81e4c16e85a

SHA256
6156d003d54dcf2ee92f21bd6e7a6a7f91730bd2804381260bcabe465abe6ddd

SHA512
81e9d456a4abfc7cd9e0943d4a0ce15523362c3179f3368381d1d7974f80a9f9113b5404b96e67e91684e0ea1895b7d0073e4c48d0bfc4fd0244b1af6acf0208

Download Submit
C:\Windows\SysWOW64\240618468.txt

Filesize
50KB

MD5
e37fda21d9a73c6632d49242ad25c2cf

SHA1
a9c72bc77966a28604c4aecfd8f60952f3490177

SHA256
5278d05a8f762cdfc3b02ccd3e67dcc5efd46ad0e937f0a04b1c64f0e5d41a44

SHA512
2ff51be89c1139a5f464eb77f10b3ddfce4a63b91daf15d1743c8f47fac4dd6d794c9417d0c068afcf6498abfbd2e3983c900e196e569f62a4a649635ed8accd

Download Submit
C:\Windows\SysWOW64\TXPlatforn.exe

Filesize
377KB

MD5
a4329177954d4104005bce3020e5ef59

SHA1
23c29e295e2dbb8454012d619ca3f81e4c16e85a

SHA256
6156d003d54dcf2ee92f21bd6e7a6a7f91730bd2804381260bcabe465abe6ddd

SHA512
81e9d456a4abfc7cd9e0943d4a0ce15523362c3179f3368381d1d7974f80a9f9113b5404b96e67e91684e0ea1895b7d0073e4c48d0bfc4fd0244b1af6acf0208

Download Submit
C:\Windows\SysWOW64\TXPlatforn.exe

Filesize
377KB

MD5
a4329177954d4104005bce3020e5ef59

SHA1
23c29e295e2dbb8454012d619ca3f81e4c16e85a

SHA256
6156d003d54dcf2ee92f21bd6e7a6a7f91730bd2804381260bcabe465abe6ddd

SHA512
81e9d456a4abfc7cd9e0943d4a0ce15523362c3179f3368381d1d7974f80a9f9113b5404b96e67e91684e0ea1895b7d0073e4c48d0bfc4fd0244b1af6acf0208

Download Submit
C:\Windows\SysWOW64\TXPlatforn.exe

Filesize
377KB

MD5
a4329177954d4104005bce3020e5ef59

SHA1
23c29e295e2dbb8454012d619ca3f81e4c16e85a

SHA256
6156d003d54dcf2ee92f21bd6e7a6a7f91730bd2804381260bcabe465abe6ddd

SHA512
81e9d456a4abfc7cd9e0943d4a0ce15523362c3179f3368381d1d7974f80a9f9113b5404b96e67e91684e0ea1895b7d0073e4c48d0bfc4fd0244b1af6acf0208

Download Submit
memory/884-17-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/884-15-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/884-13-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/884-16-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/884-22-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4964-34-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4964-40-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4964-36-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4964-26-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4980-20-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4980-6-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4980-7-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4980-8-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4980-4-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads