gh0strat | d92f5d46436ccad0bd5f5e9a61222a5c99b7e0be8acd4a0db0798d6a21b5751a

Analysis

max time kernel
151s
max time network
127s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
28/05/2024, 19:23

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General

Target

d92f5d46436ccad0bd5f5e9a61222a5c99b7e0be8acd4a0db0798d6a21b5751a.exe
Size

2.5MB
MD5

b6aa33e97ab74db6d7bb1f3f5008a9f2
SHA1

99122c93085ab09b16826dcbfbc15b4943a2a64c
SHA256

d92f5d46436ccad0bd5f5e9a61222a5c99b7e0be8acd4a0db0798d6a21b5751a
SHA512

13aff8cba70f1dba8e5a768b8525a7e85fd7e7c0a5d49a6f31adf12948c544dca9e08e3bc08c9889bab8e2e9412f62ce68462becea29810ea6ebbfd29ef7dbb4
SSDEEP

24576:LCwsbKgbQ5NANIvGTYwMHXA+wT1kfTw4SIuvB74fgt7ibhRM5QhKehFdMtRj7nHX:LCwsbCANnKXferL7Vwe/Gg0P+WhM96E

Score

10^/10

gh0strat purplefox persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 5 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral1/memory/2508-20-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2508-21-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2632-40-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2632-42-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2632-45-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 6 IoCs

resource	yara_rule
behavioral1/files/0x002b000000014c67-6.dat	family_gh0strat
behavioral1/memory/2508-20-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2508-21-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2632-40-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2632-42-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2632-45-0x0000000010000000-0x00000000101B6000-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	TXPlatfor.exe

Sets DLL path for service in the 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\Remote Data\Parameters\ServiceDll = "C:\\Windows\\system32\\259432096.txt"	R.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
2192	R.exe
2508	N.exe
2516	TXPlatfor.exe
2632	TXPlatfor.exe
968	Remote Data.exe

Loads dropped DLL 7 IoCs

pid	Process
2888	d92f5d46436ccad0bd5f5e9a61222a5c99b7e0be8acd4a0db0798d6a21b5751a.exe
2192	R.exe
2456	svchost.exe
2888	d92f5d46436ccad0bd5f5e9a61222a5c99b7e0be8acd4a0db0798d6a21b5751a.exe
2516	TXPlatfor.exe
2456	svchost.exe
968	Remote Data.exe

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2508-20-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2508-19-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2508-21-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2632-40-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2632-42-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2632-45-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 6 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\ini.ini	R.exe
File created	C:\Windows\SysWOW64\Remote Data.exe	svchost.exe
File opened for modification	C:\Windows\SysWOW64\Remote Data.exe	svchost.exe
File created	C:\Windows\SysWOW64\TXPlatfor.exe	N.exe
File opened for modification	C:\Windows\SysWOW64\TXPlatfor.exe	N.exe
File created	C:\Windows\SysWOW64\259432096.txt	R.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2360	PING.EXE

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
2632	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2508	N.exe
Token: SeLoadDriverPrivilege	2632	TXPlatfor.exe
Token: 33	2632	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2632	TXPlatfor.exe
Token: 33	2632	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2632	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2888	d92f5d46436ccad0bd5f5e9a61222a5c99b7e0be8acd4a0db0798d6a21b5751a.exe
2888	d92f5d46436ccad0bd5f5e9a61222a5c99b7e0be8acd4a0db0798d6a21b5751a.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 2888 wrote to memory of 2192	2888	d92f5d46436ccad0bd5f5e9a61222a5c99b7e0be8acd4a0db0798d6a21b5751a.exe	28
PID 2888 wrote to memory of 2192	2888	d92f5d46436ccad0bd5f5e9a61222a5c99b7e0be8acd4a0db0798d6a21b5751a.exe	28
PID 2888 wrote to memory of 2192	2888	d92f5d46436ccad0bd5f5e9a61222a5c99b7e0be8acd4a0db0798d6a21b5751a.exe	28
PID 2888 wrote to memory of 2192	2888	d92f5d46436ccad0bd5f5e9a61222a5c99b7e0be8acd4a0db0798d6a21b5751a.exe	28
PID 2888 wrote to memory of 2508	2888	d92f5d46436ccad0bd5f5e9a61222a5c99b7e0be8acd4a0db0798d6a21b5751a.exe	31
PID 2888 wrote to memory of 2508	2888	d92f5d46436ccad0bd5f5e9a61222a5c99b7e0be8acd4a0db0798d6a21b5751a.exe	31
PID 2888 wrote to memory of 2508	2888	d92f5d46436ccad0bd5f5e9a61222a5c99b7e0be8acd4a0db0798d6a21b5751a.exe	31
PID 2888 wrote to memory of 2508	2888	d92f5d46436ccad0bd5f5e9a61222a5c99b7e0be8acd4a0db0798d6a21b5751a.exe	31
PID 2888 wrote to memory of 2508	2888	d92f5d46436ccad0bd5f5e9a61222a5c99b7e0be8acd4a0db0798d6a21b5751a.exe	31
PID 2888 wrote to memory of 2508	2888	d92f5d46436ccad0bd5f5e9a61222a5c99b7e0be8acd4a0db0798d6a21b5751a.exe	31
PID 2888 wrote to memory of 2508	2888	d92f5d46436ccad0bd5f5e9a61222a5c99b7e0be8acd4a0db0798d6a21b5751a.exe	31
PID 2508 wrote to memory of 2524	2508	N.exe	33
PID 2508 wrote to memory of 2524	2508	N.exe	33
PID 2508 wrote to memory of 2524	2508	N.exe	33
PID 2508 wrote to memory of 2524	2508	N.exe	33
PID 2516 wrote to memory of 2632	2516	TXPlatfor.exe	34
PID 2516 wrote to memory of 2632	2516	TXPlatfor.exe	34
PID 2516 wrote to memory of 2632	2516	TXPlatfor.exe	34
PID 2516 wrote to memory of 2632	2516	TXPlatfor.exe	34
PID 2516 wrote to memory of 2632	2516	TXPlatfor.exe	34
PID 2516 wrote to memory of 2632	2516	TXPlatfor.exe	34
PID 2516 wrote to memory of 2632	2516	TXPlatfor.exe	34
PID 2524 wrote to memory of 2360	2524	cmd.exe	36
PID 2524 wrote to memory of 2360	2524	cmd.exe	36
PID 2524 wrote to memory of 2360	2524	cmd.exe	36
PID 2524 wrote to memory of 2360	2524	cmd.exe	36
PID 2456 wrote to memory of 968	2456	svchost.exe	38
PID 2456 wrote to memory of 968	2456	svchost.exe	38
PID 2456 wrote to memory of 968	2456	svchost.exe	38
PID 2456 wrote to memory of 968	2456	svchost.exe	38

C:\Users\Admin\AppData\Local\Temp\d92f5d46436ccad0bd5f5e9a61222a5c99b7e0be8acd4a0db0798d6a21b5751a.exe
"C:\Users\Admin\AppData\Local\Temp\d92f5d46436ccad0bd5f5e9a61222a5c99b7e0be8acd4a0db0798d6a21b5751a.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2888
- C:\Users\Admin\AppData\Local\Temp\R.exe
  C:\Users\Admin\AppData\Local\Temp\\R.exe
  2⤵
  - Sets DLL path for service in the registry
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in System32 directory
  PID:2192
- 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
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2508
- - 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⤵
    - Suspicious use of WriteProcessMemory
    PID:2524
  - - C:\Windows\SysWOW64\PING.EXE
      ping -n 2 127.0.0.1
      4⤵
      Runs ping.exe
      PID:2360

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
PID:2864

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:2456
- C:\Windows\SysWOW64\Remote Data.exe
  "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\259432096.txt",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:968

C:\Windows\SysWOW64\TXPlatfor.exe
C:\Windows\SysWOW64\TXPlatfor.exe -auto
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2516
- 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:2632

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\Desktop\ClearSet.exe

Filesize
3.1MB

MD5
105ada625de07f6424d33f1a4c8cce95

SHA1
c8e7c8e1e4cb6fef8e79406dfc00410e858908f7

SHA256
30b8cfa8655a14b2368062a22e402c4c7fd3ed5e72fe5a156dae3cebfaf87ec6

SHA512
e9002225b539cc3c9b1c19776f9903332826f523b37dd8ca36aa35938cdeb1d503340de71cb842650e80cad367b2103c419b29fe54c597809507c28321acfaa8

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\259432096.txt

Filesize
899KB

MD5
1dbaf43ede22e66a6b94e9727ccf05b1

SHA1
40e75187ef8592d83b8d907edf01a9e05dd8f614

SHA256
2b70d9cc148745a27d81afde03ec16c132bf8688a519087ba0db05fff71e1cf8

SHA512
9e374acf89ec76ccfbe3a25c1ad1fd8d0072251fb37d952e9728334dc4b760e895992bb2b68317d4b8b85d7fa59b55ae448b2a5b4dee8e160393bbc8b12b819e

Download Submit
\Windows\SysWOW64\Remote Data.exe

Filesize
43KB

MD5
51138beea3e2c21ec44d0932c71762a8

SHA1
8939cf35447b22dd2c6e6f443446acc1bf986d58

SHA256
5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

SHA512
794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

Download Submit
memory/2508-20-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2508-19-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2508-21-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2632-40-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2632-42-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2632-45-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads