gh0strat | 43a685c4c70b3c73fbf77e219edd64c7c00ad6deea2551fd62465adae20a28a7

Analysis

max time kernel
150s
max time network
124s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
25-06-2024 08:50

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

43a685c4c70b3c73fbf77e219edd64c7c00ad6deea2551fd62465adae20a28a7.exe
Size

5.3MB
MD5

50458f09d486f1a5d531a258e9fbf671
SHA1

717105cff748a488370621e549cf7f6a6f4b7ced
SHA256

43a685c4c70b3c73fbf77e219edd64c7c00ad6deea2551fd62465adae20a28a7
SHA512

6c5cecf2177fee456310bc39f4b85d2a71cdb7c256842c6135128268330fd8cf492c1eaefe49d6601799a74b0777a195044f654365fe0a29720d9afaeb4bbb6d
SSDEEP

98304:PGdVyVT9nOgmheWNysZB+D82MDfxir9RmD:sWT9nO7YigD8+RmD

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/2728-8-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2728-7-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2728-12-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2596-18-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2596-29-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2524-40-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2524-44-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2524-50-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 9 IoCs

resource	yara_rule
behavioral1/memory/2728-8-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2728-7-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2728-12-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2596-18-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2596-29-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/files/0x0007000000014aa2-30.dat	family_gh0strat
behavioral1/memory/2524-40-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2524-44-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2524-50-0x0000000010000000-0x00000000101B6000-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\\259402799.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
2728	svchost.exe
2596	TXPlatforn.exe
2724	svchos.exe
2524	TXPlatforn.exe
2828	HD_43a685c4c70b3c73fbf77e219edd64c7c00ad6deea2551fd62465adae20a28a7.exe
2132	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe

Loads dropped DLL 8 IoCs

pid	Process
1728	43a685c4c70b3c73fbf77e219edd64c7c00ad6deea2551fd62465adae20a28a7.exe
1728	43a685c4c70b3c73fbf77e219edd64c7c00ad6deea2551fd62465adae20a28a7.exe
2596	TXPlatforn.exe
2724	svchos.exe
2408	svchost.exe
1728	43a685c4c70b3c73fbf77e219edd64c7c00ad6deea2551fd62465adae20a28a7.exe
2408	svchost.exe
2132	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/2728-5-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2728-8-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2728-7-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2728-12-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2596-18-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2596-29-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2524-40-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2524-44-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2524-50-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 6 IoCs

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\259402799.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

description	ioc	Process
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	43a685c4c70b3c73fbf77e219edd64c7c00ad6deea2551fd62465adae20a28a7.exe
File created	C:\Program Files (x86)\Google\Chrome\Application\chrome.exe	43a685c4c70b3c73fbf77e219edd64c7c00ad6deea2551fd62465adae20a28a7.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	43a685c4c70b3c73fbf77e219edd64c7c00ad6deea2551fd62465adae20a28a7.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe	43a685c4c70b3c73fbf77e219edd64c7c00ad6deea2551fd62465adae20a28a7.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
3036	PING.EXE

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1728	43a685c4c70b3c73fbf77e219edd64c7c00ad6deea2551fd62465adae20a28a7.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
2524	TXPlatforn.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2728	svchost.exe
Token: SeLoadDriverPrivilege	2524	TXPlatforn.exe
Token: 33	2524	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	2524	TXPlatforn.exe
Token: 33	2524	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	2524	TXPlatforn.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1728	43a685c4c70b3c73fbf77e219edd64c7c00ad6deea2551fd62465adae20a28a7.exe
1728	43a685c4c70b3c73fbf77e219edd64c7c00ad6deea2551fd62465adae20a28a7.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 1728 wrote to memory of 2728	1728	43a685c4c70b3c73fbf77e219edd64c7c00ad6deea2551fd62465adae20a28a7.exe	28
PID 1728 wrote to memory of 2728	1728	43a685c4c70b3c73fbf77e219edd64c7c00ad6deea2551fd62465adae20a28a7.exe	28
PID 1728 wrote to memory of 2728	1728	43a685c4c70b3c73fbf77e219edd64c7c00ad6deea2551fd62465adae20a28a7.exe	28
PID 1728 wrote to memory of 2728	1728	43a685c4c70b3c73fbf77e219edd64c7c00ad6deea2551fd62465adae20a28a7.exe	28
PID 1728 wrote to memory of 2728	1728	43a685c4c70b3c73fbf77e219edd64c7c00ad6deea2551fd62465adae20a28a7.exe	28
PID 1728 wrote to memory of 2728	1728	43a685c4c70b3c73fbf77e219edd64c7c00ad6deea2551fd62465adae20a28a7.exe	28
PID 1728 wrote to memory of 2728	1728	43a685c4c70b3c73fbf77e219edd64c7c00ad6deea2551fd62465adae20a28a7.exe	28
PID 2728 wrote to memory of 2860	2728	svchost.exe	30
PID 2728 wrote to memory of 2860	2728	svchost.exe	30
PID 2728 wrote to memory of 2860	2728	svchost.exe	30
PID 2728 wrote to memory of 2860	2728	svchost.exe	30
PID 1728 wrote to memory of 2724	1728	43a685c4c70b3c73fbf77e219edd64c7c00ad6deea2551fd62465adae20a28a7.exe	32
PID 1728 wrote to memory of 2724	1728	43a685c4c70b3c73fbf77e219edd64c7c00ad6deea2551fd62465adae20a28a7.exe	32
PID 1728 wrote to memory of 2724	1728	43a685c4c70b3c73fbf77e219edd64c7c00ad6deea2551fd62465adae20a28a7.exe	32
PID 1728 wrote to memory of 2724	1728	43a685c4c70b3c73fbf77e219edd64c7c00ad6deea2551fd62465adae20a28a7.exe	32
PID 2596 wrote to memory of 2524	2596	TXPlatforn.exe	33
PID 2596 wrote to memory of 2524	2596	TXPlatforn.exe	33
PID 2596 wrote to memory of 2524	2596	TXPlatforn.exe	33
PID 2596 wrote to memory of 2524	2596	TXPlatforn.exe	33
PID 2596 wrote to memory of 2524	2596	TXPlatforn.exe	33
PID 2596 wrote to memory of 2524	2596	TXPlatforn.exe	33
PID 2596 wrote to memory of 2524	2596	TXPlatforn.exe	33
PID 2860 wrote to memory of 3036	2860	cmd.exe	34
PID 2860 wrote to memory of 3036	2860	cmd.exe	34
PID 2860 wrote to memory of 3036	2860	cmd.exe	34
PID 2860 wrote to memory of 3036	2860	cmd.exe	34
PID 2408 wrote to memory of 2132	2408	svchost.exe	38
PID 2408 wrote to memory of 2132	2408	svchost.exe	38
PID 2408 wrote to memory of 2132	2408	svchost.exe	38
PID 2408 wrote to memory of 2132	2408	svchost.exe	38

C:\Users\Admin\AppData\Local\Temp\43a685c4c70b3c73fbf77e219edd64c7c00ad6deea2551fd62465adae20a28a7.exe
"C:\Users\Admin\AppData\Local\Temp\43a685c4c70b3c73fbf77e219edd64c7c00ad6deea2551fd62465adae20a28a7.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1728
- 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:2728
- - 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:2860
  - - C:\Windows\SysWOW64\PING.EXE
      ping -n 2 127.0.0.1
      4⤵
      Runs ping.exe
      PID:3036
- 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:2724
- C:\Users\Admin\AppData\Local\Temp\HD_43a685c4c70b3c73fbf77e219edd64c7c00ad6deea2551fd62465adae20a28a7.exe
  C:\Users\Admin\AppData\Local\Temp\HD_43a685c4c70b3c73fbf77e219edd64c7c00ad6deea2551fd62465adae20a28a7.exe
  2⤵
  - Executes dropped EXE
  PID:2828

C:\Windows\SysWOW64\TXPlatforn.exe
C:\Windows\SysWOW64\TXPlatforn.exe -auto
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2596
- 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:2524

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"
1⤵
PID:2460

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:2408
- C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
  C:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\259402799.txt",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:2132

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
1.4MB

MD5
36098d7bc89e287453ac474b204a0041

SHA1
1e49894907e7f932a074104d921c559898faeb25

SHA256
7ea476e5111192f5259e3d7e942a204790451d6ff144bd5a271664f479a61be8

SHA512
ee018cebeba1bd3949a312b60e20bb2a57c45166ec582f8eda92fc2b3499e71a303c84a0bf53faa1ced23bcbfe4cc52d02c1b4707e8aa2e86e6db6fc5937b058

Download Submit
\Users\Admin\AppData\Local\Temp\HD_43a685c4c70b3c73fbf77e219edd64c7c00ad6deea2551fd62465adae20a28a7.exe

Filesize
3.9MB

MD5
e4719c24379b2120db07524519af69d5

SHA1
3495c77a69711505bdb2596a367d2ba3a9ef832e

SHA256
50dbea947bea84df4fae962fb3ace1702eda7a28acd48d03127c553545540d85

SHA512
20ff26b2265b4c7e6dc5e5011dc27e2abc1fd19252003517aa6324ec83ec813af88ff6ae7241ce785b566ed1d1d31d9f3ff611bfa342ebaa53a2779d565d28d7

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\259402799.txt

Filesize
50KB

MD5
d82ba4c5bee970ae6ec1a3655def001e

SHA1
e23b289f5f89afa6d70e4794c64e81093044fb3e

SHA256
2790e4386abf453cbaf65e7cd0cb14808fee9786109c72b961b40471467a0ffb

SHA512
ba144946d1b9f846b1dfe092b197a4f04cd54b47a340bfe984a2ca3bf9890d0c7fd785293715d7cfe17209a75c3cb3081ec884aa3af258f942022ec25fd7b4c2

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

Filesize
43KB

MD5
51138beea3e2c21ec44d0932c71762a8

SHA1
8939cf35447b22dd2c6e6f443446acc1bf986d58

SHA256
5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

SHA512
794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

Download Submit
memory/2524-40-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2524-44-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2524-50-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2596-29-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2596-18-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2728-12-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2728-7-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2728-8-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2728-5-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download