gh0strat | 0200acaca93f7b6fae82808bc32580f6bebcbaa31e2d109b02ff9934af75a3d1

Analysis

max time kernel
150s
max time network
149s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
25/06/2024, 15:10

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General

Target

0200acaca93f7b6fae82808bc32580f6bebcbaa31e2d109b02ff9934af75a3d1.exe
Size

1.6MB
MD5

d0c36d79872503101101af07d706554b
SHA1

d37e1e679ea1f38db6399c9d9392f13a6744a277
SHA256

0200acaca93f7b6fae82808bc32580f6bebcbaa31e2d109b02ff9934af75a3d1
SHA512

abe64cc63574d34438d5c72500a596eae83270aa0f29739425c8cdff81e48b8957554cdb3451b7ebe553f46836e4e555ae4795ed67f5034eb5621f3c260109c2
SSDEEP

24576:rQZoidOTdVZinacCET9Ecl1erdg0MCiVWhFU7cV7MNdV1Dfun2kEE7:rQZAdVyVT9n/Gg0P+WhozJDmn2kT

Score

10^/10

gh0strat purplefox persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 8 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral1/memory/1332-8-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/1332-9-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/1332-7-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2948-23-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2948-29-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2728-32-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2728-35-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2728-40-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 9 IoCs

resource	yara_rule
behavioral1/memory/1332-8-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/1332-9-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/1332-7-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2948-23-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2948-29-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2728-32-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2728-35-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/files/0x0007000000015cf0-38.dat	family_gh0strat
behavioral1/memory/2728-40-0x0000000010000000-0x00000000101B6000-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

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\\259399414.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
1332	svchost.exe
2948	TXPlatforn.exe
340	svchos.exe
2728	TXPlatforn.exe
2508	HD_0200acaca93f7b6fae82808bc32580f6bebcbaa31e2d109b02ff9934af75a3d1.exe
1964	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe

Loads dropped DLL 8 IoCs

pid	Process
2932	0200acaca93f7b6fae82808bc32580f6bebcbaa31e2d109b02ff9934af75a3d1.exe
2932	0200acaca93f7b6fae82808bc32580f6bebcbaa31e2d109b02ff9934af75a3d1.exe
2948	TXPlatforn.exe
340	svchos.exe
2676	svchost.exe
2932	0200acaca93f7b6fae82808bc32580f6bebcbaa31e2d109b02ff9934af75a3d1.exe
2676	svchost.exe
1964	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe

UPX packed file 9 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1332-5-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/1332-8-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/1332-9-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/1332-7-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2948-23-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2948-29-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2728-32-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2728-35-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2728-40-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 6 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\TXPlatforn.exe	svchost.exe
File created	C:\Windows\SysWOW64\259399414.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

Drops file in Program Files directory 4 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\Google\Chrome\Application\chrome.exe	0200acaca93f7b6fae82808bc32580f6bebcbaa31e2d109b02ff9934af75a3d1.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	0200acaca93f7b6fae82808bc32580f6bebcbaa31e2d109b02ff9934af75a3d1.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe	0200acaca93f7b6fae82808bc32580f6bebcbaa31e2d109b02ff9934af75a3d1.exe
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	0200acaca93f7b6fae82808bc32580f6bebcbaa31e2d109b02ff9934af75a3d1.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
2520	PING.EXE

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2932	0200acaca93f7b6fae82808bc32580f6bebcbaa31e2d109b02ff9934af75a3d1.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
2728	TXPlatforn.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	1332	svchost.exe
Token: SeLoadDriverPrivilege	2728	TXPlatforn.exe
Token: 33	2728	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	2728	TXPlatforn.exe
Token: 33	2728	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	2728	TXPlatforn.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2932	0200acaca93f7b6fae82808bc32580f6bebcbaa31e2d109b02ff9934af75a3d1.exe
2932	0200acaca93f7b6fae82808bc32580f6bebcbaa31e2d109b02ff9934af75a3d1.exe

Suspicious use of WriteProcessMemory 34 IoCs

description	pid	Process	procid_target
PID 2932 wrote to memory of 1332	2932	0200acaca93f7b6fae82808bc32580f6bebcbaa31e2d109b02ff9934af75a3d1.exe	29
PID 2932 wrote to memory of 1332	2932	0200acaca93f7b6fae82808bc32580f6bebcbaa31e2d109b02ff9934af75a3d1.exe	29
PID 2932 wrote to memory of 1332	2932	0200acaca93f7b6fae82808bc32580f6bebcbaa31e2d109b02ff9934af75a3d1.exe	29
PID 2932 wrote to memory of 1332	2932	0200acaca93f7b6fae82808bc32580f6bebcbaa31e2d109b02ff9934af75a3d1.exe	29
PID 2932 wrote to memory of 1332	2932	0200acaca93f7b6fae82808bc32580f6bebcbaa31e2d109b02ff9934af75a3d1.exe	29
PID 2932 wrote to memory of 1332	2932	0200acaca93f7b6fae82808bc32580f6bebcbaa31e2d109b02ff9934af75a3d1.exe	29
PID 2932 wrote to memory of 1332	2932	0200acaca93f7b6fae82808bc32580f6bebcbaa31e2d109b02ff9934af75a3d1.exe	29
PID 1332 wrote to memory of 2972	1332	svchost.exe	31
PID 1332 wrote to memory of 2972	1332	svchost.exe	31
PID 1332 wrote to memory of 2972	1332	svchost.exe	31
PID 1332 wrote to memory of 2972	1332	svchost.exe	31
PID 2932 wrote to memory of 340	2932	0200acaca93f7b6fae82808bc32580f6bebcbaa31e2d109b02ff9934af75a3d1.exe	32
PID 2932 wrote to memory of 340	2932	0200acaca93f7b6fae82808bc32580f6bebcbaa31e2d109b02ff9934af75a3d1.exe	32
PID 2932 wrote to memory of 340	2932	0200acaca93f7b6fae82808bc32580f6bebcbaa31e2d109b02ff9934af75a3d1.exe	32
PID 2932 wrote to memory of 340	2932	0200acaca93f7b6fae82808bc32580f6bebcbaa31e2d109b02ff9934af75a3d1.exe	32
PID 2948 wrote to memory of 2728	2948	TXPlatforn.exe	34
PID 2948 wrote to memory of 2728	2948	TXPlatforn.exe	34
PID 2948 wrote to memory of 2728	2948	TXPlatforn.exe	34
PID 2948 wrote to memory of 2728	2948	TXPlatforn.exe	34
PID 2948 wrote to memory of 2728	2948	TXPlatforn.exe	34
PID 2948 wrote to memory of 2728	2948	TXPlatforn.exe	34
PID 2948 wrote to memory of 2728	2948	TXPlatforn.exe	34
PID 2972 wrote to memory of 2520	2972	cmd.exe	35
PID 2972 wrote to memory of 2520	2972	cmd.exe	35
PID 2972 wrote to memory of 2520	2972	cmd.exe	35
PID 2972 wrote to memory of 2520	2972	cmd.exe	35
PID 2932 wrote to memory of 2508	2932	0200acaca93f7b6fae82808bc32580f6bebcbaa31e2d109b02ff9934af75a3d1.exe	38
PID 2932 wrote to memory of 2508	2932	0200acaca93f7b6fae82808bc32580f6bebcbaa31e2d109b02ff9934af75a3d1.exe	38
PID 2932 wrote to memory of 2508	2932	0200acaca93f7b6fae82808bc32580f6bebcbaa31e2d109b02ff9934af75a3d1.exe	38
PID 2932 wrote to memory of 2508	2932	0200acaca93f7b6fae82808bc32580f6bebcbaa31e2d109b02ff9934af75a3d1.exe	38
PID 2676 wrote to memory of 1964	2676	svchost.exe	39
PID 2676 wrote to memory of 1964	2676	svchost.exe	39
PID 2676 wrote to memory of 1964	2676	svchost.exe	39
PID 2676 wrote to memory of 1964	2676	svchost.exe	39

C:\Users\Admin\AppData\Local\Temp\0200acaca93f7b6fae82808bc32580f6bebcbaa31e2d109b02ff9934af75a3d1.exe
"C:\Users\Admin\AppData\Local\Temp\0200acaca93f7b6fae82808bc32580f6bebcbaa31e2d109b02ff9934af75a3d1.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2932
- 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:1332
- - 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:2972
  - - C:\Windows\SysWOW64\PING.EXE
      ping -n 2 127.0.0.1
      4⤵
      Runs ping.exe
      PID:2520
- 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:340
- C:\Users\Admin\AppData\Local\Temp\HD_0200acaca93f7b6fae82808bc32580f6bebcbaa31e2d109b02ff9934af75a3d1.exe
  C:\Users\Admin\AppData\Local\Temp\HD_0200acaca93f7b6fae82808bc32580f6bebcbaa31e2d109b02ff9934af75a3d1.exe
  2⤵
  - Executes dropped EXE
  PID:2508

C:\Windows\SysWOW64\TXPlatforn.exe
C:\Windows\SysWOW64\TXPlatforn.exe -auto
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2948
- 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:2728

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"
1⤵
PID:2796

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:2676
- C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
  C:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\259399414.txt",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:1964

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

Loading Replay Monitor...

Downloads

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

Filesize
1.5MB

MD5
26598dc77ffcd64409a2b490ab86111f

SHA1
647e9c5b572e62769223892870ecaf78339226cf

SHA256
832e992dd0a3b9494269f0aed893f5de40e3b20e4216de680017b03279c270e4

SHA512
fdb736fba3786e1d486d752c9e51703d6955c10581c9bed6d695383f0f211bdc83b7e1e408f6781ecbd0fc3d8111db1bea3db1456715fb329f14809f9c50cd8f

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

Filesize
1.6MB

MD5
dd03ae60524d0ad0abc81b64b8327bb8

SHA1
c5eabac791f6f494092eef7a0918951452608f03

SHA256
2eb704cc4080c6357df143e95bf0b909bdc3b650177ca01b13b385d3b97f8d43

SHA512
21832dfb0526c5607e499961e187c49ae699aa3fe4402188fe820c597d446a6997602562f2e545043dc4ce2878d898e2a875c6833c21c7d0c2ebec6e1f41d94b

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

Filesize
43KB

MD5
51138beea3e2c21ec44d0932c71762a8

SHA1
8939cf35447b22dd2c6e6f443446acc1bf986d58

SHA256
5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

SHA512
794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

Download Submit
\Users\Admin\AppData\Local\Temp\HD_0200acaca93f7b6fae82808bc32580f6bebcbaa31e2d109b02ff9934af75a3d1.exe

Filesize
60KB

MD5
6706ad61ca22ca189aa7baaf58ae1c26

SHA1
47c19ac84a36b905f432333d140b989b15e8f0f8

SHA256
16cad587efa53f2ee5e012f98633fe8fe44123ae2f27e209d346fc25657042b6

SHA512
59fc9cddc0bf4d8d3bbd78bf41d772717f8fb881fc6ade0e2ab340ffc85778afa1a567d75d6a00cfdcd71850b7bf90aefa6395b3b2f6e3ea270b06ed88a90b6d

Download Submit
\Users\Admin\AppData\Local\Temp\svchos.exe

Filesize
93KB

MD5
3b377ad877a942ec9f60ea285f7119a2

SHA1
60b23987b20d913982f723ab375eef50fafa6c70

SHA256
62954fdf65e629b39a29f539619d20691332184c6b6be5a826128a8e759bfa84

SHA512
af3a71f867ad9d28772c48b521097f9bf8931eb89fd2974e8de10990241419a39ddc3c0b36dd38aac4fdf14e1f0c5e228692618e93adce958d5b5dab8940e46f

Download Submit
\Users\Admin\AppData\Local\Temp\svchost.exe

Filesize
377KB

MD5
a4329177954d4104005bce3020e5ef59

SHA1
23c29e295e2dbb8454012d619ca3f81e4c16e85a

SHA256
6156d003d54dcf2ee92f21bd6e7a6a7f91730bd2804381260bcabe465abe6ddd

SHA512
81e9d456a4abfc7cd9e0943d4a0ce15523362c3179f3368381d1d7974f80a9f9113b5404b96e67e91684e0ea1895b7d0073e4c48d0bfc4fd0244b1af6acf0208

Download Submit
\Windows\SysWOW64\259399414.txt

Filesize
50KB

MD5
e8eda6ca4915f44219a5bb0bca8821ce

SHA1
5768ad9631ec0ed3b25e50818e6d5a154d534a9d

SHA256
8478ebd59275e0b503aa350f4ee7f37f6c80e83e1e55f4838247907cb888bd0d

SHA512
6d3f7fdba20c1f34695e8d405e5116a5a19333c92ff5270a1619ad8714c3a79f1ea53ee660e8070ba17528a2d579a378d1038c5efc0ae7ecf248bea093c5c948

Download Submit
memory/1332-7-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1332-9-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1332-8-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1332-5-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2728-32-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2728-35-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2728-40-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2948-29-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2948-23-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download