gh0strat | 2ee4630caafb1ac3d9a1b851ef6ce709434e30c9045af04df62f1891270e9678

Analysis

max time kernel
150s
max time network
157s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
25/06/2024, 08:50

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General

Target
2ee4630caafb1ac3d9a1b851ef6ce709434e30c9045af04df62f1891270e9678.exe
Size 1.5MB
Sample240625-krpreazcng
SHA256 2ee4630caafb1ac3d9a1b851ef6ce709434e30c9045af04df62f1891270e9678
MD5 87172106f5e27b6618ddeb11622cb69a
SHA1 06718c0c20c5e627cfb5acd40ed4a93a57ade1e6
SHA512 ddf1f29a4c0cd3759521725465cc89b58b029228b4ccadbbcacfd43ab096148a89743ba9399c8cbc1ab0095127425056a7712bbe8d32dce0288511f6d04ad83c
SSDEEP 24576:pQZoidOTdVZinacCET9Ecl1erdg0MCiVWhFU7cVC11db/hKGLr:pQZAdVyVT9n/Gg0P+WhoR11R1Lr
MD5 SHA1 SHA512 SSDEEP

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/4916-6-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4916-10-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4916-7-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4348-15-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4348-18-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4348-16-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4348-27-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/5004-33-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/5004-34-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/5004-37-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 11 IoCs

resource	yara_rule
behavioral2/memory/4916-6-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4916-10-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4916-7-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4348-15-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4348-18-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4348-16-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/files/0x00070000000233e5-24.dat	family_gh0strat
behavioral2/memory/4348-27-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/5004-33-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/5004-34-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/5004-37-0x0000000010000000-0x00000000101B6000-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 5 IoCs

pid	Process
4916	svchost.exe
4348	TXPlatforn.exe
1000	svchos.exe
5004	TXPlatforn.exe
5052	HD_2ee4630caafb1ac3d9a1b851ef6ce709434e30c9045af04df62f1891270e9678.exe

Loads dropped DLL 1 IoCs

pid	Process
1000	svchos.exe

UPX packed file 12 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4916-6-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4916-4-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4916-10-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4916-7-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4348-13-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4348-15-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4348-18-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4348-16-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4348-27-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/5004-33-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/5004-34-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/5004-37-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\TXPlatforn.exe	svchost.exe
File created	C:\Windows\SysWOW64\240600359.txt	svchos.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	2ee4630caafb1ac3d9a1b851ef6ce709434e30c9045af04df62f1891270e9678.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe	2ee4630caafb1ac3d9a1b851ef6ce709434e30c9045af04df62f1891270e9678.exe
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	2ee4630caafb1ac3d9a1b851ef6ce709434e30c9045af04df62f1891270e9678.exe
File created	C:\Program Files (x86)\Google\Chrome\Application\chrome.exe	2ee4630caafb1ac3d9a1b851ef6ce709434e30c9045af04df62f1891270e9678.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	2ee4630caafb1ac3d9a1b851ef6ce709434e30c9045af04df62f1891270e9678.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
4172	1000	WerFault.exe	84

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
524	PING.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2140	2ee4630caafb1ac3d9a1b851ef6ce709434e30c9045af04df62f1891270e9678.exe
2140	2ee4630caafb1ac3d9a1b851ef6ce709434e30c9045af04df62f1891270e9678.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
5004	TXPlatforn.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	4916	svchost.exe
Token: SeLoadDriverPrivilege	5004	TXPlatforn.exe
Token: 33	5004	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	5004	TXPlatforn.exe
Token: 33	5004	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	5004	TXPlatforn.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2140	2ee4630caafb1ac3d9a1b851ef6ce709434e30c9045af04df62f1891270e9678.exe
2140	2ee4630caafb1ac3d9a1b851ef6ce709434e30c9045af04df62f1891270e9678.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 2140 wrote to memory of 4916	2140	2ee4630caafb1ac3d9a1b851ef6ce709434e30c9045af04df62f1891270e9678.exe	81
PID 2140 wrote to memory of 4916	2140	2ee4630caafb1ac3d9a1b851ef6ce709434e30c9045af04df62f1891270e9678.exe	81
PID 2140 wrote to memory of 4916	2140	2ee4630caafb1ac3d9a1b851ef6ce709434e30c9045af04df62f1891270e9678.exe	81
PID 4916 wrote to memory of 4168	4916	svchost.exe	83
PID 4916 wrote to memory of 4168	4916	svchost.exe	83
PID 4916 wrote to memory of 4168	4916	svchost.exe	83
PID 2140 wrote to memory of 1000	2140	2ee4630caafb1ac3d9a1b851ef6ce709434e30c9045af04df62f1891270e9678.exe	84
PID 2140 wrote to memory of 1000	2140	2ee4630caafb1ac3d9a1b851ef6ce709434e30c9045af04df62f1891270e9678.exe	84
PID 2140 wrote to memory of 1000	2140	2ee4630caafb1ac3d9a1b851ef6ce709434e30c9045af04df62f1891270e9678.exe	84
PID 4348 wrote to memory of 5004	4348	TXPlatforn.exe	85
PID 4348 wrote to memory of 5004	4348	TXPlatforn.exe	85
PID 4348 wrote to memory of 5004	4348	TXPlatforn.exe	85
PID 4168 wrote to memory of 524	4168	cmd.exe	90
PID 4168 wrote to memory of 524	4168	cmd.exe	90
PID 4168 wrote to memory of 524	4168	cmd.exe	90
PID 2140 wrote to memory of 5052	2140	2ee4630caafb1ac3d9a1b851ef6ce709434e30c9045af04df62f1891270e9678.exe	91
PID 2140 wrote to memory of 5052	2140	2ee4630caafb1ac3d9a1b851ef6ce709434e30c9045af04df62f1891270e9678.exe	91
PID 2140 wrote to memory of 5052	2140	2ee4630caafb1ac3d9a1b851ef6ce709434e30c9045af04df62f1891270e9678.exe	91

C:\Users\Admin\AppData\Local\Temp\2ee4630caafb1ac3d9a1b851ef6ce709434e30c9045af04df62f1891270e9678.exe
"C:\Users\Admin\AppData\Local\Temp\2ee4630caafb1ac3d9a1b851ef6ce709434e30c9045af04df62f1891270e9678.exe"
1⤵
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2140
- 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:4916
- - 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:4168
  - - C:\Windows\SysWOW64\PING.EXE
      ping -n 2 127.0.0.1
      4⤵
      Runs ping.exe
      PID:524
- 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:1000
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1000 -s 464
    3⤵
    - Program crash
    PID:4172
- C:\Users\Admin\AppData\Local\Temp\HD_2ee4630caafb1ac3d9a1b851ef6ce709434e30c9045af04df62f1891270e9678.exe
  C:\Users\Admin\AppData\Local\Temp\HD_2ee4630caafb1ac3d9a1b851ef6ce709434e30c9045af04df62f1891270e9678.exe
  2⤵
  - Executes dropped EXE
  PID:5052

C:\Windows\SysWOW64\TXPlatforn.exe
C:\Windows\SysWOW64\TXPlatforn.exe -auto
1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4348
- 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:5004

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 1000 -ip 1000
1⤵
PID:3568

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

Replay Monitor

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Downloads

HD_2ee4630caafb1ac3d9a1b851ef6ce709434e30c9045af04df62f1891270e9678.exe

Path C:\Users\Admin\AppData\Local\Temp\HD_2ee4630caafb1ac3d9a1b851ef6ce709434e30c9045af04df62f1891270e9678.exe
Size 278KB
SHA256 81995cc8be60f5aec80230202e40a90564342aa2f6541ff1ba98f34cdd363e2d
MD5 44e2b8fe7dd03e216c6321c2575662d2
SHA1 68d564b3de47b156b60efdf368b13adfc9ccdb9a
SHA512 6f9248ccbe1c3e3ab62b178091909f1daabaee1e0debf9d01e99032e07dc6bc6174109908745283fc0f24b2778385992654ed8f6d1bacd40d69739eae96c1635
SSDEEP 6144:pqp5Mm/fVR0APVA9tRNdzLr2o/hQLdGDwJeqoHh5:kdq9tRNdzn/hQLdGLN5
MD5 SHA1 SHA512 SSDEEP

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HD_X.dat

Path C:\Users\Admin\AppData\Local\Temp\HD_X.dat
Size 1.2MB
SHA256 e9199d53e4dec0b48e77585627648c987bd7e3937145b7cdd68a52fd6671376e
MD5 53f7e663148788b1a1d4b7e08ef839f7
SHA1 4f84c69e74d33b978320c0de78958e83b2021a8c
SHA512 f6dd368f4e3d80d318639687109afcd756acc7357a30e51878b3f943cf1a832f571b1c91dd11728edc1ef6c0d498dac4259ab70a6f879a803579b4a28e0c4e2a
SSDEEP 24576:pQZoidOTdVZinacCET9Ecl1erdg0MCiVWhFU7cVC0:pQZAdVyVT9n/Gg0P+WhoR0
MD5 SHA1 SHA512 SSDEEP

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svchos.exe

Path C:\Users\Admin\AppData\Local\Temp\svchos.exe
Size 93KB
SHA256 62954fdf65e629b39a29f539619d20691332184c6b6be5a826128a8e759bfa84
MD5 3b377ad877a942ec9f60ea285f7119a2
SHA1 60b23987b20d913982f723ab375eef50fafa6c70
SHA512 af3a71f867ad9d28772c48b521097f9bf8931eb89fd2974e8de10990241419a39ddc3c0b36dd38aac4fdf14e1f0c5e228692618e93adce958d5b5dab8940e46f
SSDEEP 1536:ktbE7m8nNEQ2O6ReWMWfPbp2WTrW9L3JPPgJ+o5FJYHvh/P6:Bm+2LReWjTrW9rNPgYoTJYHvh
MD5 SHA1 SHA512 SSDEEP

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svchost.exe

Path C:\Users\Admin\AppData\Local\Temp\svchost.exe
Size 377KB
SHA256 6156d003d54dcf2ee92f21bd6e7a6a7f91730bd2804381260bcabe465abe6ddd
MD5 a4329177954d4104005bce3020e5ef59
SHA1 23c29e295e2dbb8454012d619ca3f81e4c16e85a
SHA512 81e9d456a4abfc7cd9e0943d4a0ce15523362c3179f3368381d1d7974f80a9f9113b5404b96e67e91684e0ea1895b7d0073e4c48d0bfc4fd0244b1af6acf0208
SSDEEP 6144:5UGp2l6zRmeVLNHfkQ2TAygOcqAJwQZgb4YtjH6/MuQafORzEOmFfMzi71o+YgL7:HclcceBKlKwAg0Mja/UafOVwbhF
MD5 SHA1 SHA512 SSDEEP

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240600359.txt

Path C:\Windows\SysWOW64\240600359.txt
Size 50KB
SHA256 2790e4386abf453cbaf65e7cd0cb14808fee9786109c72b961b40471467a0ffb
MD5 d82ba4c5bee970ae6ec1a3655def001e
SHA1 e23b289f5f89afa6d70e4794c64e81093044fb3e
SHA512 ba144946d1b9f846b1dfe092b197a4f04cd54b47a340bfe984a2ca3bf9890d0c7fd785293715d7cfe17209a75c3cb3081ec884aa3af258f942022ec25fd7b4c2
SSDEEP 1536:WD1N4TeeWMWfPbp2WTrW9L3JPPgJ+o5hJYH:W5ReWjTrW9rNPgYoXJYH
MD5 SHA1 SHA512 SSDEEP

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memory/4348-27-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/4348-13-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/4348-15-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/4348-18-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/4348-16-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/4916-7-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/4916-10-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/4916-4-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/4916-6-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/5004-33-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/5004-34-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/5004-37-0x0000000010000000-0x00000000101B6000-memory.dmp

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