gh0strat | 276744e8314cd637b1680c4a591771f894b36c4072ea0933a3da842083d216b4

General

Target

276744e8314cd637b1680c4a591771f894b36c4072ea0933a3da842083d216b4.exe
Size

1.9MB
MD5

f40302c74f2d02c4106a8884710dd8c5
SHA1

40ad5418278de7f9eb99237c47b6d0dd576d98c4
SHA256

276744e8314cd637b1680c4a591771f894b36c4072ea0933a3da842083d216b4
SHA512

33a0163b5f203cda2c9f58277a7e8dc02d9a4bd50824ff47dcf74dfacac81a125bb1842b8a9c469273ead162512d6fb16de86ab386ae138f78f33079384ed9c7
SSDEEP

24576:HQZoidOTdVZinacCET9Ecl1erdg0MCiVWhFU7cV6BGV1Dfun2P:HQZAdVyVT9n/Gg0P+WhoIDmn2P

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/4080-7-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4080-10-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4080-6-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3012-15-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3012-16-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3012-25-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1368-38-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1368-30-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1368-47-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1368-48-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3012-17-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 12 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4080-7-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4080-10-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4080-6-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3012-15-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3012-16-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3012-25-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1368-38-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
C:\Windows\SysWOW64\240642390.txt	family_gh0strat
behavioral2/memory/1368-30-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1368-47-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1368-48-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3012-17-0x0000000010000000-0x00000000101B6000-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\\240642390.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.exesvchos.exeTXPlatforn.exeÖ÷¶¯·ÀÓù·þÎñÄ£¿é.exe

pid process

4080 svchost.exe
3012 TXPlatforn.exe
3536 svchos.exe
1368 TXPlatforn.exe
1488 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
Loads dropped DLL 3 IoCs

Processes:

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

pid process

3536 svchos.exe
1216 svchost.exe
1488 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe

pid	process
4080	svchost.exe
3012	TXPlatforn.exe
3536	svchos.exe
1368	TXPlatforn.exe
1488	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe

pid	process
3536	svchos.exe
1216	svchost.exe
1488	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/4080-7-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4080-4-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4080-10-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4080-6-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3012-13-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3012-15-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3012-16-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3012-25-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1368-38-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1368-30-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1368-47-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1368-48-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3012-17-0x0000000010000000-0x00000000101B6000-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\240642390.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:

276744e8314cd637b1680c4a591771f894b36c4072ea0933a3da842083d216b4.exe

description	ioc	process
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	276744e8314cd637b1680c4a591771f894b36c4072ea0933a3da842083d216b4.exe
File created	C:\Program Files (x86)\Google\Chrome\Application\chrome.exe	276744e8314cd637b1680c4a591771f894b36c4072ea0933a3da842083d216b4.exe
File created	C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe	276744e8314cd637b1680c4a591771f894b36c4072ea0933a3da842083d216b4.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	276744e8314cd637b1680c4a591771f894b36c4072ea0933a3da842083d216b4.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe	276744e8314cd637b1680c4a591771f894b36c4072ea0933a3da842083d216b4.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

4236 PING.EXE
Suspicious behavior: LoadsDriver 1 IoCs

Processes:

TXPlatforn.exe

pid process

1368 TXPlatforn.exe

pid	process
4236	PING.EXE

pid	process
1368	TXPlatforn.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

svchost.exeTXPlatforn.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	4080	svchost.exe
Token: SeLoadDriverPrivilege	1368	TXPlatforn.exe
Token: 33	1368	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	1368	TXPlatforn.exe
Token: 33	1368	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	1368	TXPlatforn.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

276744e8314cd637b1680c4a591771f894b36c4072ea0933a3da842083d216b4.exe

pid	process
2036	276744e8314cd637b1680c4a591771f894b36c4072ea0933a3da842083d216b4.exe
2036	276744e8314cd637b1680c4a591771f894b36c4072ea0933a3da842083d216b4.exe

Suspicious use of WriteProcessMemory 18 IoCs

Processes:

276744e8314cd637b1680c4a591771f894b36c4072ea0933a3da842083d216b4.exesvchost.exeTXPlatforn.execmd.exesvchost.exe

description	pid	process	target process
PID 2036 wrote to memory of 4080	2036	276744e8314cd637b1680c4a591771f894b36c4072ea0933a3da842083d216b4.exe	svchost.exe
PID 2036 wrote to memory of 4080	2036	276744e8314cd637b1680c4a591771f894b36c4072ea0933a3da842083d216b4.exe	svchost.exe
PID 2036 wrote to memory of 4080	2036	276744e8314cd637b1680c4a591771f894b36c4072ea0933a3da842083d216b4.exe	svchost.exe
PID 4080 wrote to memory of 3008	4080	svchost.exe	cmd.exe
PID 4080 wrote to memory of 3008	4080	svchost.exe	cmd.exe
PID 4080 wrote to memory of 3008	4080	svchost.exe	cmd.exe
PID 2036 wrote to memory of 3536	2036	276744e8314cd637b1680c4a591771f894b36c4072ea0933a3da842083d216b4.exe	svchos.exe
PID 2036 wrote to memory of 3536	2036	276744e8314cd637b1680c4a591771f894b36c4072ea0933a3da842083d216b4.exe	svchos.exe
PID 2036 wrote to memory of 3536	2036	276744e8314cd637b1680c4a591771f894b36c4072ea0933a3da842083d216b4.exe	svchos.exe
PID 3012 wrote to memory of 1368	3012	TXPlatforn.exe	TXPlatforn.exe
PID 3012 wrote to memory of 1368	3012	TXPlatforn.exe	TXPlatforn.exe
PID 3012 wrote to memory of 1368	3012	TXPlatforn.exe	TXPlatforn.exe
PID 3008 wrote to memory of 4236	3008	cmd.exe	PING.EXE
PID 3008 wrote to memory of 4236	3008	cmd.exe	PING.EXE
PID 3008 wrote to memory of 4236	3008	cmd.exe	PING.EXE
PID 1216 wrote to memory of 1488	1216	svchost.exe	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
PID 1216 wrote to memory of 1488	1216	svchost.exe	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
PID 1216 wrote to memory of 1488	1216	svchost.exe	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe

C:\Users\Admin\AppData\Local\Temp\276744e8314cd637b1680c4a591771f894b36c4072ea0933a3da842083d216b4.exe
"C:\Users\Admin\AppData\Local\Temp\276744e8314cd637b1680c4a591771f894b36c4072ea0933a3da842083d216b4.exe"
1⤵
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2036

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:4080

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:3008

C:\Windows\SysWOW64\PING.EXE
ping -n 2 127.0.0.1
4⤵
- Runs ping.exe
PID:4236

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:3536

C:\Windows\SysWOW64\TXPlatforn.exe
C:\Windows\SysWOW64\TXPlatforn.exe -auto
1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3012

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:1368

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:1216

C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
C:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\240642390.txt",MainThread
2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:1488

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=1748,i,4686244434963378549,11462511444150484980,262144 --variations-seed-version --mojo-platform-channel-handle=4148 /prefetch:8
1⤵
PID:3088

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\RCX8935.tmp

Filesize
1.5MB

MD5
615a9bea76e81b27adef216d660736c7

SHA1
429e510a0dee02eb2f9c376df2981934dbcaa735

SHA256
a4137ca4817b6b43436577bfd52413decd888d6eaee25cdcbb2b8779037f28f0

SHA512
3795299675845e648362d86e61734c74416c8241e660c9c9cad013c2c2e4ba63cb1825fa3f84913557cc67cc08fc62c2da758580ca8da27a6a5d9fe4a0941890

Download Submit
C:\Users\Admin\AppData\Local\Temp\RCXEBE6.tmp

Filesize
1.9MB

MD5
a716f1eaf948d253b434347c2087ee0e

SHA1
2bc759eff827f6f3ef5d3fd7713c0b6b2894be6f

SHA256
64b61d64c73ce0201895c56ed34fe72462534df1ca3d0a8d37dcffc091aef43a

SHA512
402ef29e7e1b0b9173d37ea2169be65ccad5ffe4711abecf595997e7ef2355dd2ca4e8bfe16409f4dc717b443f615fc2b95ccc423f86a1ab0312b84fd701cca9

Download Submit
C:\Users\Admin\AppData\Local\Temp\X.ico

Filesize
69KB

MD5
e33fb6d686b1a8b171349572c5a33f67

SHA1
29f24fe536adf799b69b63c83efadc1bce457a54

SHA256
020c8e0963f89f4b14538b7d69e83c6fec44a29bbbd52fbb6deb2be5c697f450

SHA512
cf1f1d6a9efe53f84e5b4a8246b87c0b96496716605d1b00352d9aae30e664d3d2cbadebf598b4e690a9feef0b5785887a4e643cc5f68938ca744af1d3539e55

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\240642390.txt

Filesize
50KB

MD5
3754dde00e6b8cc6733f30f705c3106f

SHA1
cb63f807052c5590acee6f85e4704d663b1dc1f0

SHA256
f4ae502167053dc4ba32bc6acd83a93e691a88df5e233f22e25f98e3d5836960

SHA512
f618916561286899b9b4d2ede798181a5fdf93b2b063558b6c04c3ce0247be059fc44d638dc5870c1270ffc5eb1313aa1373b2b381c02e09b46719096414a28e

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

Filesize
60KB

MD5
889b99c52a60dd49227c5e485a016679

SHA1
8fa889e456aa646a4d0a4349977430ce5fa5e2d7

SHA256
6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

SHA512
08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

Download Submit
memory/1368-30-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1368-48-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1368-47-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1368-38-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3012-13-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3012-25-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3012-16-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3012-15-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3012-17-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4080-6-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4080-10-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4080-4-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4080-7-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads