gh0strat | ee1478fd6006e8c6c155e1e0456a36031f4e8b01637fe94aa0c324dc0ccd9d73

Analysis

max time kernel
150s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
07/03/2025, 10:26

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General

Target

MicroKits&Leave#1229.exe
Size

16.5MB
MD5

7152b0031803a963112c9a47236f3f1c
SHA1

5dad0eae7e24b0136826d90e8bf09f867845f0ad
SHA256

d13780405affee638bf0291eabd52c5cfae432a2066b1e53d35e70cb3ba55de2
SHA512

553806fedd22407fd41566ec033adae10dc4f01fe55810fd68f3f1a594c3ad07a9ae69b42c24fd955358526f04646c00d0a1e65f97a4f854360cbe759f961522
SSDEEP

393216:y7cDJtxUf0DgWygYH7BRylbTWYD+H8NApnv/6:CcJUMDHyPHilbTWYDG1v/6

Score

10^/10

gh0strat purplefox discovery persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 10 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral1/memory/2776-16-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2776-17-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2776-15-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2152-26-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2152-32-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2592-45-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2592-46-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2592-47-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2592-51-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2592-52-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 11 IoCs

resource	yara_rule
behavioral1/files/0x000700000001707f-6.dat	family_gh0strat
behavioral1/memory/2776-16-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2776-17-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2776-15-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2152-26-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2152-32-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2592-45-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2592-46-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2592-47-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2592-51-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2592-52-0x0000000010000000-0x00000000101B6000-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	TXPlatfor.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"	TXPlatfor.exe

Executes dropped EXE 5 IoCs

pid	Process
2204	R.exe
2776	N.exe
2152	TXPlatfor.exe
2592	TXPlatfor.exe
2620	HD_MicroKits&Leave#1229.exe

Loads dropped DLL 6 IoCs

pid	Process
2656	MicroKits&Leave#1229.exe
2204	R.exe
2656	MicroKits&Leave#1229.exe
2152	TXPlatfor.exe
2656	MicroKits&Leave#1229.exe
2656	MicroKits&Leave#1229.exe

Drops file in System32 directory 3 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\259449771.txt	R.exe
File created	C:\Windows\SysWOW64\TXPlatfor.exe	N.exe
File opened for modification	C:\Windows\SysWOW64\TXPlatfor.exe	N.exe

UPX packed file 12 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2776-16-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2776-17-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2776-15-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2776-13-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2152-26-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2152-32-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2592-45-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2592-46-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2592-43-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2592-47-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2592-51-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2592-52-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

System Location Discovery: System Language Discovery 1 TTPs 7 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	MicroKits&Leave#1229.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	R.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	TXPlatfor.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	HD_MicroKits&Leave#1229.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.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
2752	cmd.exe
1860	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
1860	PING.EXE

Suspicious behavior: EnumeratesProcesses 15 IoCs

pid	Process
2656	MicroKits&Leave#1229.exe
2620	HD_MicroKits&Leave#1229.exe
2620	HD_MicroKits&Leave#1229.exe
2620	HD_MicroKits&Leave#1229.exe
2620	HD_MicroKits&Leave#1229.exe
2620	HD_MicroKits&Leave#1229.exe
2620	HD_MicroKits&Leave#1229.exe
2620	HD_MicroKits&Leave#1229.exe
2620	HD_MicroKits&Leave#1229.exe
2620	HD_MicroKits&Leave#1229.exe
2620	HD_MicroKits&Leave#1229.exe
2620	HD_MicroKits&Leave#1229.exe
2620	HD_MicroKits&Leave#1229.exe
2620	HD_MicroKits&Leave#1229.exe
2620	HD_MicroKits&Leave#1229.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
2592	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2776	N.exe
Token: SeLoadDriverPrivilege	2592	TXPlatfor.exe
Token: 33	2592	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2592	TXPlatfor.exe
Token: 33	2592	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2592	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
2656	MicroKits&Leave#1229.exe
2656	MicroKits&Leave#1229.exe
2620	HD_MicroKits&Leave#1229.exe
2620	HD_MicroKits&Leave#1229.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 2656 wrote to memory of 2204	2656	MicroKits&Leave#1229.exe	31
PID 2656 wrote to memory of 2204	2656	MicroKits&Leave#1229.exe	31
PID 2656 wrote to memory of 2204	2656	MicroKits&Leave#1229.exe	31
PID 2656 wrote to memory of 2204	2656	MicroKits&Leave#1229.exe	31
PID 2656 wrote to memory of 2776	2656	MicroKits&Leave#1229.exe	32
PID 2656 wrote to memory of 2776	2656	MicroKits&Leave#1229.exe	32
PID 2656 wrote to memory of 2776	2656	MicroKits&Leave#1229.exe	32
PID 2656 wrote to memory of 2776	2656	MicroKits&Leave#1229.exe	32
PID 2656 wrote to memory of 2776	2656	MicroKits&Leave#1229.exe	32
PID 2656 wrote to memory of 2776	2656	MicroKits&Leave#1229.exe	32
PID 2656 wrote to memory of 2776	2656	MicroKits&Leave#1229.exe	32
PID 2776 wrote to memory of 2752	2776	N.exe	34
PID 2776 wrote to memory of 2752	2776	N.exe	34
PID 2776 wrote to memory of 2752	2776	N.exe	34
PID 2776 wrote to memory of 2752	2776	N.exe	34
PID 2152 wrote to memory of 2592	2152	TXPlatfor.exe	35
PID 2152 wrote to memory of 2592	2152	TXPlatfor.exe	35
PID 2152 wrote to memory of 2592	2152	TXPlatfor.exe	35
PID 2152 wrote to memory of 2592	2152	TXPlatfor.exe	35
PID 2152 wrote to memory of 2592	2152	TXPlatfor.exe	35
PID 2152 wrote to memory of 2592	2152	TXPlatfor.exe	35
PID 2152 wrote to memory of 2592	2152	TXPlatfor.exe	35
PID 2656 wrote to memory of 2620	2656	MicroKits&Leave#1229.exe	37
PID 2656 wrote to memory of 2620	2656	MicroKits&Leave#1229.exe	37
PID 2656 wrote to memory of 2620	2656	MicroKits&Leave#1229.exe	37
PID 2656 wrote to memory of 2620	2656	MicroKits&Leave#1229.exe	37
PID 2752 wrote to memory of 1860	2752	cmd.exe	38
PID 2752 wrote to memory of 1860	2752	cmd.exe	38
PID 2752 wrote to memory of 1860	2752	cmd.exe	38
PID 2752 wrote to memory of 1860	2752	cmd.exe	38

C:\Users\Admin\AppData\Local\Temp\MicroKits&Leave#1229.exe
"C:\Users\Admin\AppData\Local\Temp\MicroKits&Leave#1229.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2656
- C:\Users\Admin\AppData\Local\Temp\R.exe
  C:\Users\Admin\AppData\Local\Temp\\R.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  PID:2204
- C:\Users\Admin\AppData\Local\Temp\N.exe
  C:\Users\Admin\AppData\Local\Temp\\N.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:2776
- - 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\N.exe > nul
    3⤵
    - System Location Discovery: System Language Discovery
    - System Network Configuration Discovery: Internet Connection Discovery
    - Suspicious use of WriteProcessMemory
    PID:2752
  - - 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:1860
- C:\Users\Admin\AppData\Local\Temp\HD_MicroKits&Leave#1229.exe
  C:\Users\Admin\AppData\Local\Temp\HD_MicroKits&Leave#1229.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  PID:2620

C:\Windows\SysWOW64\TXPlatfor.exe
C:\Windows\SysWOW64\TXPlatfor.exe -auto
1⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2152
- C:\Windows\SysWOW64\TXPlatfor.exe
  C:\Windows\SysWOW64\TXPlatfor.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:2592

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

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 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_X.dat

Filesize
2.5MB

MD5
7596782e02d746f929124d9a0b5648cf

SHA1
1f9a0a8a32ba843cd96fa116c64586655d541e85

SHA256
ce7b51a5938a3c382c30b0479b158fa855f80c281b6fa929d2ce93d76c6a1a14

SHA512
698f2b1ecf9409f4e0205445663644598b11a4b4005713e87a9a73601841daef3ded91b25de0e4bb9664188c9aa7f9d959fff00c563e755ce005ceb2c7f91572

Download Submit
\Users\Admin\AppData\Local\Temp\HD_MicroKits&Leave#1229.exe

Filesize
14.0MB

MD5
516c7343126bb2e168f9f31fde3da6e5

SHA1
5f98b96d29858be24fed8b87f644f8afff166259

SHA256
374fd672c28e3788ca2abc282506378f1df469670b2d4d5a2248f6137ddb2779

SHA512
b36e5635ca17be2ec940a665bf092638c6a9fce5accbcf9370bc90059f9670cb0ca5f0fc8f107317e80a8ed8c9192e26ce7c153d5396200a3cf9fd8885bc96ce

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

Filesize
377KB

MD5
4a36a48e58829c22381572b2040b6fe0

SHA1
f09d30e44ff7e3f20a5de307720f3ad148c6143b

SHA256
3de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8

SHA512
5d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0

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

Filesize
941KB

MD5
8dc3adf1c490211971c1e2325f1424d2

SHA1
4eec4a4e7cb97c5efa6c72e0731cd090c0c4adc5

SHA256
bc29f2022ab3b812e50c8681ff196f090c038b5ab51e37daffac4469a8c2eb2c

SHA512
ae92ea20b359849dcdba4808119b154e3af5ef3687ee09de1797610fe8c4d3eb9065b068074d35adddb4b225d17c619baff3944cb137ad196bcef7a6507f920d

Download Submit
\Windows\SysWOW64\259449771.txt

Filesize
899KB

MD5
3b72c58965d0a95bbc81b76b5fd4f302

SHA1
c2a44ca5e47c7ec16810b2b1bb40ea1454950cf7

SHA256
412f72b150c7609ab7036a3be12fbe6578e2f19303f2bdcf639691862a1d31ce

SHA512
e222604655434185183f2b17fc93e2d10ade3474460934c77136669cf9367f384c2cb8328ef120951234ee5cf1375974fc85a9e7988794d33f7cef2cf815dfa7

Download Submit
memory/2152-26-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2152-32-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2592-43-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2592-45-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2592-46-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2592-47-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2592-51-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2592-52-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2776-13-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2776-15-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2776-17-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2776-16-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download