gh0strat | 2937dc0acfdba23157b87670796e9db8458e318b9316a53127946f02ca7af924

Analysis

max time kernel
150s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
05/12/2024, 05:19

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General

Target

2937dc0acfdba23157b87670796e9db8458e318b9316a53127946f02ca7af924.exe
Size

1.9MB
MD5

1839fef2a1f18e3a72b8c67e735cd908
SHA1

51ff38c8b5520912bf43949d1800a1e08fb4b021
SHA256

2937dc0acfdba23157b87670796e9db8458e318b9316a53127946f02ca7af924
SHA512

42963c62ca270a04af2841b486255e7635c9e1596ea398ca51cb6134537b044156d71061dc71926d1b43a96f81fb580585556e97e24feff41deffaa0f7d3bf69
SSDEEP

49152:QQZAdVyVT9n/Gg0P+Who9fzImcLYFpeapelE:5GdVyVT9nOgmhAfSFvlE

Score

10^/10

gh0strat purplefox discovery persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 11 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral2/memory/2216-6-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2216-8-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2216-7-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2284-15-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2284-16-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2284-17-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1876-34-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1876-32-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1876-38-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2284-31-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1876-30-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 12 IoCs

resource	yara_rule
behavioral2/memory/2216-6-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2216-8-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2216-7-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2284-15-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2284-16-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2284-17-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1876-34-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1876-32-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1876-38-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/files/0x000a000000023b92-42.dat	family_gh0strat
behavioral2/memory/2284-31-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1876-30-0x0000000010000000-0x00000000101B6000-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
Gh0strat family
gh0strat
PurpleFox
PurpleFox is an exploit kit used to distribute other malware families and first seen in 2018.
rootkit trojan purplefox
Purplefox family
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\\240615093.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
2216	svchost.exe
2284	TXPlatforn.exe
1876	TXPlatforn.exe
4752	svchos.exe
4212	HD_2937dc0acfdba23157b87670796e9db8458e318b9316a53127946f02ca7af924.exe
2000	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe

Loads dropped DLL 3 IoCs

pid	Process
4752	svchos.exe
2608	svchost.exe
2000	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe

Drops file in System32 directory 6 IoCs

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\240615093.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

UPX packed file 13 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2216-6-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2216-8-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2216-4-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2216-7-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2284-15-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2284-16-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2284-17-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2284-13-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1876-34-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1876-32-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1876-38-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2284-31-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1876-30-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in Program Files directory 5 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\Google\Chrome\Application\chrome.exe	2937dc0acfdba23157b87670796e9db8458e318b9316a53127946f02ca7af924.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	2937dc0acfdba23157b87670796e9db8458e318b9316a53127946f02ca7af924.exe
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe	2937dc0acfdba23157b87670796e9db8458e318b9316a53127946f02ca7af924.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe	2937dc0acfdba23157b87670796e9db8458e318b9316a53127946f02ca7af924.exe
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	2937dc0acfdba23157b87670796e9db8458e318b9316a53127946f02ca7af924.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 8 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2937dc0acfdba23157b87670796e9db8458e318b9316a53127946f02ca7af924.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	TXPlatforn.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchos.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
4008	cmd.exe
1376	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
1376	PING.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3888	2937dc0acfdba23157b87670796e9db8458e318b9316a53127946f02ca7af924.exe
3888	2937dc0acfdba23157b87670796e9db8458e318b9316a53127946f02ca7af924.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
1876	TXPlatforn.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2216	svchost.exe
Token: SeLoadDriverPrivilege	1876	TXPlatforn.exe
Token: 33	1876	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	1876	TXPlatforn.exe
Token: 33	1876	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	1876	TXPlatforn.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3888	2937dc0acfdba23157b87670796e9db8458e318b9316a53127946f02ca7af924.exe
3888	2937dc0acfdba23157b87670796e9db8458e318b9316a53127946f02ca7af924.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 3888 wrote to memory of 2216	3888	2937dc0acfdba23157b87670796e9db8458e318b9316a53127946f02ca7af924.exe	82
PID 3888 wrote to memory of 2216	3888	2937dc0acfdba23157b87670796e9db8458e318b9316a53127946f02ca7af924.exe	82
PID 3888 wrote to memory of 2216	3888	2937dc0acfdba23157b87670796e9db8458e318b9316a53127946f02ca7af924.exe	82
PID 2216 wrote to memory of 4008	2216	svchost.exe	84
PID 2216 wrote to memory of 4008	2216	svchost.exe	84
PID 2216 wrote to memory of 4008	2216	svchost.exe	84
PID 2284 wrote to memory of 1876	2284	TXPlatforn.exe	85
PID 2284 wrote to memory of 1876	2284	TXPlatforn.exe	85
PID 2284 wrote to memory of 1876	2284	TXPlatforn.exe	85
PID 3888 wrote to memory of 4752	3888	2937dc0acfdba23157b87670796e9db8458e318b9316a53127946f02ca7af924.exe	86
PID 3888 wrote to memory of 4752	3888	2937dc0acfdba23157b87670796e9db8458e318b9316a53127946f02ca7af924.exe	86
PID 3888 wrote to memory of 4752	3888	2937dc0acfdba23157b87670796e9db8458e318b9316a53127946f02ca7af924.exe	86
PID 4008 wrote to memory of 1376	4008	cmd.exe	91
PID 4008 wrote to memory of 1376	4008	cmd.exe	91
PID 4008 wrote to memory of 1376	4008	cmd.exe	91
PID 2608 wrote to memory of 2000	2608	svchost.exe	92
PID 2608 wrote to memory of 2000	2608	svchost.exe	92
PID 2608 wrote to memory of 2000	2608	svchost.exe	92

C:\Users\Admin\AppData\Local\Temp\2937dc0acfdba23157b87670796e9db8458e318b9316a53127946f02ca7af924.exe
"C:\Users\Admin\AppData\Local\Temp\2937dc0acfdba23157b87670796e9db8458e318b9316a53127946f02ca7af924.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3888
- 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
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2216
- - 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⤵
    - System Location Discovery: System Language Discovery
    - System Network Configuration Discovery: Internet Connection Discovery
    - Suspicious use of WriteProcessMemory
    PID:4008
  - - C:\Windows\SysWOW64\PING.EXE
      ping -n 2 127.0.0.1
      4⤵
      System Location Discovery: System Language Discovery
      System Network Configuration Discovery: Internet Connection Discovery
      Runs ping.exe
      PID:1376
- 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
  - System Location Discovery: System Language Discovery
  PID:4752
- C:\Users\Admin\AppData\Local\Temp\HD_2937dc0acfdba23157b87670796e9db8458e318b9316a53127946f02ca7af924.exe
  C:\Users\Admin\AppData\Local\Temp\HD_2937dc0acfdba23157b87670796e9db8458e318b9316a53127946f02ca7af924.exe
  2⤵
  - Executes dropped EXE
  PID:4212

C:\Windows\SysWOW64\TXPlatforn.exe
C:\Windows\SysWOW64\TXPlatforn.exe -auto
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2284
- 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:1876

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"
1⤵
PID:392

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2608
- C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
  C:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\240615093.txt",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:2000

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

System Location Discovery

T1614

System Language Discovery

T1614.001

System Network Configuration Discovery

T1016

Internet Connection Discovery

T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\HD_2937dc0acfdba23157b87670796e9db8458e318b9316a53127946f02ca7af924.exe

Filesize
655KB

MD5
470443e44566ecfc7ac2ddbec240a73f

SHA1
27bb8d2fc02cd2bbc184d07357aaa9903d88b425

SHA256
006652da0745d8672ec56598368c1f8a4896cd4a0aa5b61499d574870f94b705

SHA512
22c9bc36874abb015a7e1a28e26f186f2abbd559aad53fdcf493f2178dbc6cfe5a7324d0acadcf4a641028e61787d2f4237a8c034a3a7a6d0a7162f31e05a618

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

Filesize
1.3MB

MD5
696a7236e14e7407b5023681fba1d690

SHA1
43c550a8ab63b5f5a2a2622e5f614c4aaeeaf78e

SHA256
af034321362311726b4f39f658d691b7cf2ddf6eccd13f771532abde387f720a

SHA512
4582231dde50799d1925ba884e6e9d4bfde0a7ca56ee0f9d7bb0ccea18cbb73bda8bdf4de387537ade3d0be5c496f5748346c91806da72f7bf2e0fd814a6d0a0

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\240615093.txt

Filesize
50KB

MD5
d4321f4096bb80da9b59093e805db6d8

SHA1
51932b5a7d9e96a636d6c8dcfed5c782967c0c35

SHA256
db1d8c53f80b52a87e3c3c6ca3e4dfd29fefb68690cf28ff14c8f502e1547863

SHA512
2eb89b3022a5153e40fed89275f175501aacca47398d035410352cba48831162a3157022519b5ffe967506ed397269db86146f964cd2e26d7a3f45a40f3c576d

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

Filesize
60KB

MD5
889b99c52a60dd49227c5e485a016679

SHA1
8fa889e456aa646a4d0a4349977430ce5fa5e2d7

SHA256
6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

SHA512
08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

Download Submit
memory/1876-34-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1876-30-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1876-38-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1876-32-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2216-7-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2216-4-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2216-8-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2216-6-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2284-13-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2284-17-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2284-16-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2284-15-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2284-31-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download