gh0strat | ada733c992afdd5833d8e8cf60402d308c6e51c9c1347966f1b6d2225a370504

Analysis

max time kernel
150s
max time network
148s
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, 12:22

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General

Target
ada733c992afdd5833d8e8cf60402d308c6e51c9c1347966f1b6d2225a370504.exe
Size 2.4MB
Sample240625-pka2wsselp
SHA256 ada733c992afdd5833d8e8cf60402d308c6e51c9c1347966f1b6d2225a370504
MD5 28775d9a698cb1566916e2414ad49966
SHA1 aaca94a7df2806fd0a35b26e6eca1c962332d0c1
SHA512 cf4c6aeaa2d9a99491d557c1e555ed5d949f03f3228442e6cf66c9fd149650c9d286a654445874f9fd7ed4de5b5e955f0bde9cf2bc76d83eb4e49d482a4d68ca
SSDEEP 49152:iQZAdVyVT9n/Gg0P+Who2q3Wb39azI+uTviVh:7GdVyVT9nOgmhrb3lqVh
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

gh0strat purplefox persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 11 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral2/memory/2188-7-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2188-10-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3272-15-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3272-16-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3604-55-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3272-54-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3604-68-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3604-26-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3604-91-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2188-19-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3272-18-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 12 IoCs

resource	yara_rule
behavioral2/memory/2188-7-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2188-10-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3272-15-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3272-16-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/files/0x0007000000023425-36.dat	family_gh0strat
behavioral2/memory/3604-55-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3272-54-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3604-68-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3604-26-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3604-91-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2188-19-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3272-18-0x0000000010000000-0x00000000101B6000-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\\240608875.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
2188	svchost.exe
3272	TXPlatforn.exe
4500	svchos.exe
3604	TXPlatforn.exe
3156	HD_ada733c992afdd5833d8e8cf60402d308c6e51c9c1347966f1b6d2225a370504.exe
4432	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe

Loads dropped DLL 3 IoCs

pid	Process
4500	svchos.exe
1668	svchost.exe
4432	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe

UPX packed file 13 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2188-4-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2188-7-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2188-10-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3272-15-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3272-16-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3604-55-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3272-54-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3604-68-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3604-26-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3604-91-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2188-19-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3272-18-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3272-13-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 6 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\240608875.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
File created	C:\Windows\SysWOW64\TXPlatforn.exe	svchost.exe
File opened for modification	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\Mozilla Firefox\firefox.exe	ada733c992afdd5833d8e8cf60402d308c6e51c9c1347966f1b6d2225a370504.exe
File created	C:\Program Files (x86)\Google\Chrome\Application\chrome.exe	ada733c992afdd5833d8e8cf60402d308c6e51c9c1347966f1b6d2225a370504.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	ada733c992afdd5833d8e8cf60402d308c6e51c9c1347966f1b6d2225a370504.exe
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe	ada733c992afdd5833d8e8cf60402d308c6e51c9c1347966f1b6d2225a370504.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe	ada733c992afdd5833d8e8cf60402d308c6e51c9c1347966f1b6d2225a370504.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
4080	PING.EXE

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
376	ada733c992afdd5833d8e8cf60402d308c6e51c9c1347966f1b6d2225a370504.exe
376	ada733c992afdd5833d8e8cf60402d308c6e51c9c1347966f1b6d2225a370504.exe
3156	HD_ada733c992afdd5833d8e8cf60402d308c6e51c9c1347966f1b6d2225a370504.exe
3156	HD_ada733c992afdd5833d8e8cf60402d308c6e51c9c1347966f1b6d2225a370504.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
3604	TXPlatforn.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2188	svchost.exe
Token: SeLoadDriverPrivilege	3604	TXPlatforn.exe
Token: 33	3604	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	3604	TXPlatforn.exe
Token: 33	3604	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	3604	TXPlatforn.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
376	ada733c992afdd5833d8e8cf60402d308c6e51c9c1347966f1b6d2225a370504.exe
376	ada733c992afdd5833d8e8cf60402d308c6e51c9c1347966f1b6d2225a370504.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 376 wrote to memory of 2188	376	ada733c992afdd5833d8e8cf60402d308c6e51c9c1347966f1b6d2225a370504.exe	81
PID 376 wrote to memory of 2188	376	ada733c992afdd5833d8e8cf60402d308c6e51c9c1347966f1b6d2225a370504.exe	81
PID 376 wrote to memory of 2188	376	ada733c992afdd5833d8e8cf60402d308c6e51c9c1347966f1b6d2225a370504.exe	81
PID 2188 wrote to memory of 2280	2188	svchost.exe	83
PID 2188 wrote to memory of 2280	2188	svchost.exe	83
PID 2188 wrote to memory of 2280	2188	svchost.exe	83
PID 376 wrote to memory of 4500	376	ada733c992afdd5833d8e8cf60402d308c6e51c9c1347966f1b6d2225a370504.exe	84
PID 376 wrote to memory of 4500	376	ada733c992afdd5833d8e8cf60402d308c6e51c9c1347966f1b6d2225a370504.exe	84
PID 376 wrote to memory of 4500	376	ada733c992afdd5833d8e8cf60402d308c6e51c9c1347966f1b6d2225a370504.exe	84
PID 3272 wrote to memory of 3604	3272	TXPlatforn.exe	85
PID 3272 wrote to memory of 3604	3272	TXPlatforn.exe	85
PID 3272 wrote to memory of 3604	3272	TXPlatforn.exe	85
PID 376 wrote to memory of 3156	376	ada733c992afdd5833d8e8cf60402d308c6e51c9c1347966f1b6d2225a370504.exe	88
PID 376 wrote to memory of 3156	376	ada733c992afdd5833d8e8cf60402d308c6e51c9c1347966f1b6d2225a370504.exe	88
PID 376 wrote to memory of 3156	376	ada733c992afdd5833d8e8cf60402d308c6e51c9c1347966f1b6d2225a370504.exe	88
PID 2280 wrote to memory of 4080	2280	cmd.exe	90
PID 2280 wrote to memory of 4080	2280	cmd.exe	90
PID 2280 wrote to memory of 4080	2280	cmd.exe	90
PID 1668 wrote to memory of 4432	1668	svchost.exe	93
PID 1668 wrote to memory of 4432	1668	svchost.exe	93
PID 1668 wrote to memory of 4432	1668	svchost.exe	93

C:\Users\Admin\AppData\Local\Temp\ada733c992afdd5833d8e8cf60402d308c6e51c9c1347966f1b6d2225a370504.exe
"C:\Users\Admin\AppData\Local\Temp\ada733c992afdd5833d8e8cf60402d308c6e51c9c1347966f1b6d2225a370504.exe"
1⤵
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:376
- 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:2188
- - 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:2280
  - - C:\Windows\SysWOW64\PING.EXE
      ping -n 2 127.0.0.1
      4⤵
      Runs ping.exe
      PID:4080
- 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:4500
- C:\Users\Admin\AppData\Local\Temp\HD_ada733c992afdd5833d8e8cf60402d308c6e51c9c1347966f1b6d2225a370504.exe
  C:\Users\Admin\AppData\Local\Temp\HD_ada733c992afdd5833d8e8cf60402d308c6e51c9c1347966f1b6d2225a370504.exe
  2⤵
  - Executes dropped EXE
  - Suspicious behavior: EnumeratesProcesses
  PID:3156

C:\Windows\SysWOW64\TXPlatforn.exe
C:\Windows\SysWOW64\TXPlatforn.exe -auto
1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3272
- 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:3604

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"
1⤵
PID:4784

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:1668
- C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
  C:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\240608875.txt",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:4432

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

Server Software Component

T1505

Terminal Services DLL

T1505.005

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_X.dat

Path C:\Users\Admin\AppData\Local\Temp\HD_X.dat
Size 1.4MB
SHA256 d52e973eca57595f516f4834435692bb2f1ee9f9bbb93ab9e5e356b885b02496
MD5 9c6acddb6823d01c4dab41d63aee762b
SHA1 e8468365980f823839b889e23d5b49d7ee2404f8
SHA512 2691e8728cb439a28979d25b0b3df0a5621b894c2cafc511adbf672b74008db73b2569f78e5705862e7b756fcfe1a73527ef2585c1860546d676c1f880ba0bf3
SSDEEP 24576:iQZoidOTdVZinacCET9Ecl1erdg0MCiVWhFU7cVP7q:iQZAdVyVT9n/Gg0P+Who2q
MD5 SHA1 SHA512 SSDEEP

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HD_ada733c992afdd5833d8e8cf60402d308c6e51c9c1347966f1b6d2225a370504.exe

Path C:\Users\Admin\AppData\Local\Temp\HD_ada733c992afdd5833d8e8cf60402d308c6e51c9c1347966f1b6d2225a370504.exe
Size 974KB
SHA256 d8bccd98c149f4ac8ba615874a2c0eac441ba67547829f384300558f47b12bfc
MD5 5bfa1d2a2a0c024fbaac883a79def477
SHA1 d5ae556fb586cad9750477276a22bb9439787a34
SHA512 2d955715a37b8a5968f9039b88617f4d8c8053d8e713583703d72372bf2657ef7175b1f3bdace9d993cea14f16a2dea7f9ecc9711e6cf3c6ea6d0f19ad51f966
SSDEEP 12288:De3W2XLdy8UWZsNZKgpaLNYSCqVWnuq9t5aAiZoOJKzZ2e83HeG8viVh:63W2RUWWbKmg8n9aZ+6I2R3HeTviVh
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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240608875.txt

Path C:\Windows\SysWOW64\240608875.txt
Size 50KB
SHA256 f7991266979f70d6bf6bd0aff8a3c84ac0ba269fb041f7705706b229a2d1e72f
MD5 87f219e45060ae60a5dc36b70bed8c5c
SHA1 ab28eafac81d745884cfd4f40924cc8e8e45027d
SHA512 c3116e3ac05b77f735d77b25bc8a3d7810905e0ea5a0bc86573fde0477361ae8bc8b518789b6590ef16e29a92a3f799d824f4f3332b9a252c54f62e5c569576c
SSDEEP 1536:WD1N4TeeWMWfPbp2WTrW9L3JPPgJ+o51JYH:W5ReWjTrW9rNPgYonJYH
MD5 SHA1 SHA512 SSDEEP

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Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe

Path C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
Size 60KB
SHA256 6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910
MD5 889b99c52a60dd49227c5e485a016679
SHA1 8fa889e456aa646a4d0a4349977430ce5fa5e2d7
SHA512 08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641
SSDEEP 1536:H9ykYCTdiHQKrFXmw2RQln5IUmDjoX6+:HlMHprF2nRQln5I
MD5 SHA1 SHA512 SSDEEP

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memory/2188-19-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/2188-4-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/2188-7-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/2188-10-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/3272-15-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/3272-54-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/3272-18-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/3272-13-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/3272-16-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/3604-68-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/3604-26-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/3604-91-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/3604-55-0x0000000010000000-0x00000000101B6000-memory.dmp

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