gh0strat | 7fdb57fce442956636724749454ee378d7ef9f3feffe095fdd0843231fc47ac2

General

Target

7fdb57fce442956636724749454ee378d7ef9f3feffe095fdd0843231fc47ac2.exe
Size

2.1MB
MD5

7413de8b6177b98d038a22ec3a0c2070
SHA1

eaeec0aced9f01848ab08ec6d9ab36b1f69e8aa7
SHA256

7fdb57fce442956636724749454ee378d7ef9f3feffe095fdd0843231fc47ac2
SHA512

139cc0298c9f7eb7732d5a4f39f9caaa7a1bbbe9cc181656f95312f4535e932ef104a2f3d3aa66307f564463eec367c874543546eedb8ac521141af421791187
SSDEEP

49152:aQZAdVyVT9n/Gg0P+WhowDmn2aQwMHM87fioKBV:DGdVyVT9nOgmh/Dmn2aPz87a3

Score

10^/10

gh0strat purplefox persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 8 IoCs

Detect PurpleFox Rootkit.

rootkit

Processes:

resource	yara_rule
behavioral1/memory/1968-8-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/1968-12-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/1968-7-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2380-19-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2380-31-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2672-32-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2672-36-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2672-40-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 9 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1968-8-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/1968-12-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/1968-7-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2380-19-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2380-31-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2672-32-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2672-36-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
\Windows\SysWOW64\259402596.txt	family_gh0strat
behavioral1/memory/2672-40-0x0000000010000000-0x00000000101B6000-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

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\\259402596.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 6 IoCs

Processes:

svchost.exeTXPlatforn.exeTXPlatforn.exesvchos.exeHD_7fdb57fce442956636724749454ee378d7ef9f3feffe095fdd0843231fc47ac2.exeÖ÷¶¯·ÀÓù·þÎñÄ£¿é.exe

pid	process
1968	svchost.exe
2380	TXPlatforn.exe
2672	TXPlatforn.exe
2840	svchos.exe
2592	HD_7fdb57fce442956636724749454ee378d7ef9f3feffe095fdd0843231fc47ac2.exe
2160	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe

Loads dropped DLL 8 IoCs

Processes:

7fdb57fce442956636724749454ee378d7ef9f3feffe095fdd0843231fc47ac2.exeTXPlatforn.exesvchos.exesvchost.exeÖ÷¶¯·ÀÓù·þÎñÄ£¿é.exe

pid	process
2116	7fdb57fce442956636724749454ee378d7ef9f3feffe095fdd0843231fc47ac2.exe
2116	7fdb57fce442956636724749454ee378d7ef9f3feffe095fdd0843231fc47ac2.exe
2380	TXPlatforn.exe
2840	svchos.exe
2564	svchost.exe
2116	7fdb57fce442956636724749454ee378d7ef9f3feffe095fdd0843231fc47ac2.exe
2564	svchost.exe
2160	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe

UPX packed file 9 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/1968-5-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/1968-8-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/1968-12-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/1968-7-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2380-19-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2380-31-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2672-32-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2672-36-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2672-40-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 6 IoCs

Processes:

svchost.exesvchost.exesvchos.exe

description	ioc	process
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
File created	C:\Windows\SysWOW64\259402596.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

Drops file in Program Files directory 4 IoCs

Processes:

7fdb57fce442956636724749454ee378d7ef9f3feffe095fdd0843231fc47ac2.exe

description	ioc	process
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	7fdb57fce442956636724749454ee378d7ef9f3feffe095fdd0843231fc47ac2.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe	7fdb57fce442956636724749454ee378d7ef9f3feffe095fdd0843231fc47ac2.exe
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	7fdb57fce442956636724749454ee378d7ef9f3feffe095fdd0843231fc47ac2.exe
File created	C:\Program Files (x86)\Google\Chrome\Application\chrome.exe	7fdb57fce442956636724749454ee378d7ef9f3feffe095fdd0843231fc47ac2.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

2412 PING.EXE
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

7fdb57fce442956636724749454ee378d7ef9f3feffe095fdd0843231fc47ac2.exe

pid process

2116 7fdb57fce442956636724749454ee378d7ef9f3feffe095fdd0843231fc47ac2.exe
Suspicious behavior: LoadsDriver 1 IoCs

Processes:

TXPlatforn.exe

pid process

2672 TXPlatforn.exe

pid	process
2412	PING.EXE

pid	process
2672	TXPlatforn.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

svchost.exeTXPlatforn.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	1968	svchost.exe
Token: SeLoadDriverPrivilege	2672	TXPlatforn.exe
Token: 33	2672	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	2672	TXPlatforn.exe
Token: 33	2672	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	2672	TXPlatforn.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

7fdb57fce442956636724749454ee378d7ef9f3feffe095fdd0843231fc47ac2.exe

pid	process
2116	7fdb57fce442956636724749454ee378d7ef9f3feffe095fdd0843231fc47ac2.exe
2116	7fdb57fce442956636724749454ee378d7ef9f3feffe095fdd0843231fc47ac2.exe

Suspicious use of WriteProcessMemory 34 IoCs

Processes:

7fdb57fce442956636724749454ee378d7ef9f3feffe095fdd0843231fc47ac2.exesvchost.exeTXPlatforn.execmd.exesvchost.exe

description	pid	process	target process
PID 2116 wrote to memory of 1968	2116	7fdb57fce442956636724749454ee378d7ef9f3feffe095fdd0843231fc47ac2.exe	svchost.exe
PID 2116 wrote to memory of 1968	2116	7fdb57fce442956636724749454ee378d7ef9f3feffe095fdd0843231fc47ac2.exe	svchost.exe
PID 2116 wrote to memory of 1968	2116	7fdb57fce442956636724749454ee378d7ef9f3feffe095fdd0843231fc47ac2.exe	svchost.exe
PID 2116 wrote to memory of 1968	2116	7fdb57fce442956636724749454ee378d7ef9f3feffe095fdd0843231fc47ac2.exe	svchost.exe
PID 2116 wrote to memory of 1968	2116	7fdb57fce442956636724749454ee378d7ef9f3feffe095fdd0843231fc47ac2.exe	svchost.exe
PID 2116 wrote to memory of 1968	2116	7fdb57fce442956636724749454ee378d7ef9f3feffe095fdd0843231fc47ac2.exe	svchost.exe
PID 2116 wrote to memory of 1968	2116	7fdb57fce442956636724749454ee378d7ef9f3feffe095fdd0843231fc47ac2.exe	svchost.exe
PID 1968 wrote to memory of 2648	1968	svchost.exe	cmd.exe
PID 1968 wrote to memory of 2648	1968	svchost.exe	cmd.exe
PID 1968 wrote to memory of 2648	1968	svchost.exe	cmd.exe
PID 1968 wrote to memory of 2648	1968	svchost.exe	cmd.exe
PID 2116 wrote to memory of 2840	2116	7fdb57fce442956636724749454ee378d7ef9f3feffe095fdd0843231fc47ac2.exe	svchos.exe
PID 2116 wrote to memory of 2840	2116	7fdb57fce442956636724749454ee378d7ef9f3feffe095fdd0843231fc47ac2.exe	svchos.exe
PID 2116 wrote to memory of 2840	2116	7fdb57fce442956636724749454ee378d7ef9f3feffe095fdd0843231fc47ac2.exe	svchos.exe
PID 2116 wrote to memory of 2840	2116	7fdb57fce442956636724749454ee378d7ef9f3feffe095fdd0843231fc47ac2.exe	svchos.exe
PID 2380 wrote to memory of 2672	2380	TXPlatforn.exe	TXPlatforn.exe
PID 2380 wrote to memory of 2672	2380	TXPlatforn.exe	TXPlatforn.exe
PID 2380 wrote to memory of 2672	2380	TXPlatforn.exe	TXPlatforn.exe
PID 2380 wrote to memory of 2672	2380	TXPlatforn.exe	TXPlatforn.exe
PID 2380 wrote to memory of 2672	2380	TXPlatforn.exe	TXPlatforn.exe
PID 2380 wrote to memory of 2672	2380	TXPlatforn.exe	TXPlatforn.exe
PID 2380 wrote to memory of 2672	2380	TXPlatforn.exe	TXPlatforn.exe
PID 2648 wrote to memory of 2412	2648	cmd.exe	PING.EXE
PID 2648 wrote to memory of 2412	2648	cmd.exe	PING.EXE
PID 2648 wrote to memory of 2412	2648	cmd.exe	PING.EXE
PID 2648 wrote to memory of 2412	2648	cmd.exe	PING.EXE
PID 2116 wrote to memory of 2592	2116	7fdb57fce442956636724749454ee378d7ef9f3feffe095fdd0843231fc47ac2.exe	HD_7fdb57fce442956636724749454ee378d7ef9f3feffe095fdd0843231fc47ac2.exe
PID 2116 wrote to memory of 2592	2116	7fdb57fce442956636724749454ee378d7ef9f3feffe095fdd0843231fc47ac2.exe	HD_7fdb57fce442956636724749454ee378d7ef9f3feffe095fdd0843231fc47ac2.exe
PID 2116 wrote to memory of 2592	2116	7fdb57fce442956636724749454ee378d7ef9f3feffe095fdd0843231fc47ac2.exe	HD_7fdb57fce442956636724749454ee378d7ef9f3feffe095fdd0843231fc47ac2.exe
PID 2116 wrote to memory of 2592	2116	7fdb57fce442956636724749454ee378d7ef9f3feffe095fdd0843231fc47ac2.exe	HD_7fdb57fce442956636724749454ee378d7ef9f3feffe095fdd0843231fc47ac2.exe
PID 2564 wrote to memory of 2160	2564	svchost.exe	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
PID 2564 wrote to memory of 2160	2564	svchost.exe	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
PID 2564 wrote to memory of 2160	2564	svchost.exe	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
PID 2564 wrote to memory of 2160	2564	svchost.exe	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe

C:\Users\Admin\AppData\Local\Temp\7fdb57fce442956636724749454ee378d7ef9f3feffe095fdd0843231fc47ac2.exe
"C:\Users\Admin\AppData\Local\Temp\7fdb57fce442956636724749454ee378d7ef9f3feffe095fdd0843231fc47ac2.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2116
- 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:1968
- - 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:2648
  - - C:\Windows\SysWOW64\PING.EXE
      ping -n 2 127.0.0.1
      4⤵
      Runs ping.exe
      PID:2412
- 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:2840
- C:\Users\Admin\AppData\Local\Temp\HD_7fdb57fce442956636724749454ee378d7ef9f3feffe095fdd0843231fc47ac2.exe
  C:\Users\Admin\AppData\Local\Temp\HD_7fdb57fce442956636724749454ee378d7ef9f3feffe095fdd0843231fc47ac2.exe
  2⤵
  - Executes dropped EXE
  PID:2592

C:\Windows\SysWOW64\TXPlatforn.exe
C:\Windows\SysWOW64\TXPlatforn.exe -auto
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2380
- 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:2672

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"
1⤵
PID:2684

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:2564
- C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
  C:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\259402596.txt",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:2160

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\HD_X.dat

Filesize
1.5MB

MD5
6fb3eca744407e3537ace939b87e4d5b

SHA1
93b107c9e3d8b04f3838596bf7123bd9738e1006

SHA256
a395ce248735af4e3348764064e8643a531295ad1fec676187f4ecf9e2384014

SHA512
ade32aaf737d6b3b1976ae5b9e5cc92b8b266c0df42168563de1666624d59bc9c9b9502f08ef231d432c28ca24129544a629d10eac026eb8eb86b9dec8076345

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

Filesize
93KB

MD5
3b377ad877a942ec9f60ea285f7119a2

SHA1
60b23987b20d913982f723ab375eef50fafa6c70

SHA256
62954fdf65e629b39a29f539619d20691332184c6b6be5a826128a8e759bfa84

SHA512
af3a71f867ad9d28772c48b521097f9bf8931eb89fd2974e8de10990241419a39ddc3c0b36dd38aac4fdf14e1f0c5e228692618e93adce958d5b5dab8940e46f

Download Submit
\Users\Admin\AppData\Local\Temp\HD_7fdb57fce442956636724749454ee378d7ef9f3feffe095fdd0843231fc47ac2.exe

Filesize
621KB

MD5
41ee948ba0b50a6a4d1fa9a383e552fa

SHA1
ce37a90bb4db95f885b7eaa3d7a2f08373f45245

SHA256
be898f77a4d55fd08ad5e3554769d7fbd55aa0b52f1a854d3114ca464888a9e4

SHA512
bdb0d72752c67967ec6fe3440fb26773d9e17f9f9f277525716dafdeadb636f9e4850cf5c0c7aee61ad38c3082d6a3e99c8f7001a02a6f4b218db57bb9bc11ed

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

Filesize
377KB

MD5
a4329177954d4104005bce3020e5ef59

SHA1
23c29e295e2dbb8454012d619ca3f81e4c16e85a

SHA256
6156d003d54dcf2ee92f21bd6e7a6a7f91730bd2804381260bcabe465abe6ddd

SHA512
81e9d456a4abfc7cd9e0943d4a0ce15523362c3179f3368381d1d7974f80a9f9113b5404b96e67e91684e0ea1895b7d0073e4c48d0bfc4fd0244b1af6acf0208

Download Submit
\Windows\SysWOW64\259402596.txt

Filesize
50KB

MD5
69c2c6e78270074f3508352bd224d408

SHA1
18924516afd61e1f50f0557fc98f6110dbe643cc

SHA256
82fc67a74524b6e3eb622b06063a8b7903134adbeb63d3eaec8a43dd7dc5da4b

SHA512
0e1dfd72f78fbd93c687b6a29048868333a298d77275009c601ba65e0395b90966a1d04a118627ba7931607a8fb7cb3fc9e65a6d39fd7777c855c9f950a2e4e9

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

Filesize
43KB

MD5
51138beea3e2c21ec44d0932c71762a8

SHA1
8939cf35447b22dd2c6e6f443446acc1bf986d58

SHA256
5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

SHA512
794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

Download Submit
memory/1968-5-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1968-8-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1968-12-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1968-7-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2380-31-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2380-19-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2672-40-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2672-36-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2672-32-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads