gh0strat | 2754ab9d9301b8267050cd46e12d1292734ef5aca29234d4c8696e7a4635c4b1

Analysis

max time kernel
150s
max time network
122s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
29/05/2024, 03:25

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General

Target

2754ab9d9301b8267050cd46e12d1292734ef5aca29234d4c8696e7a4635c4b1.exe
Size

2.6MB
MD5

239e467435175ba52a10bc60852868ea
SHA1

c159195abf21ce4f8e394cb4d0d1f0515e593126
SHA256

2754ab9d9301b8267050cd46e12d1292734ef5aca29234d4c8696e7a4635c4b1
SHA512

3ff0cd25046a4e62d89dff66de25c472f1eae1ac3ca94ab98d1c79ccbbdd2c1ccc960bc71974298c44c61f60b97181a655f3cb955b6f8353b150b568c06a84b3
SSDEEP

24576:+CwsbKgbQ5NANIvGTYwMHXA+wT1kfTw4SIuvB74fgt7ibhRM5QhKehFdMtRj7nHb:+CwsbCANnKXferL7Vwe/Gg0P+WhWv9Xp

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/2304-20-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2304-21-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2636-38-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2636-41-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2636-43-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 6 IoCs

resource	yara_rule
behavioral1/files/0x0036000000016c7a-6.dat	family_gh0strat
behavioral1/memory/2304-20-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2304-21-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2636-38-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2636-41-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2636-43-0x0000000010000000-0x00000000101B6000-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\\259402206.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
1968	R.exe
2304	N.exe
2672	TXPlatfor.exe
2636	TXPlatfor.exe
1956	Remote Data.exe

Loads dropped DLL 7 IoCs

pid	Process
3016	2754ab9d9301b8267050cd46e12d1292734ef5aca29234d4c8696e7a4635c4b1.exe
1968	R.exe
2852	svchost.exe
3016	2754ab9d9301b8267050cd46e12d1292734ef5aca29234d4c8696e7a4635c4b1.exe
2672	TXPlatfor.exe
2852	svchost.exe
1956	Remote Data.exe

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2304-20-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2304-21-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2304-18-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2636-38-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2636-41-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2636-43-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 6 IoCs

description	ioc	Process
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\259402206.txt	R.exe
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

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2564	PING.EXE

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
2636	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2304	N.exe
Token: SeLoadDriverPrivilege	2636	TXPlatfor.exe
Token: 33	2636	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2636	TXPlatfor.exe
Token: 33	2636	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2636	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3016	2754ab9d9301b8267050cd46e12d1292734ef5aca29234d4c8696e7a4635c4b1.exe
3016	2754ab9d9301b8267050cd46e12d1292734ef5aca29234d4c8696e7a4635c4b1.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 3016 wrote to memory of 1968	3016	2754ab9d9301b8267050cd46e12d1292734ef5aca29234d4c8696e7a4635c4b1.exe	28
PID 3016 wrote to memory of 1968	3016	2754ab9d9301b8267050cd46e12d1292734ef5aca29234d4c8696e7a4635c4b1.exe	28
PID 3016 wrote to memory of 1968	3016	2754ab9d9301b8267050cd46e12d1292734ef5aca29234d4c8696e7a4635c4b1.exe	28
PID 3016 wrote to memory of 1968	3016	2754ab9d9301b8267050cd46e12d1292734ef5aca29234d4c8696e7a4635c4b1.exe	28
PID 3016 wrote to memory of 2304	3016	2754ab9d9301b8267050cd46e12d1292734ef5aca29234d4c8696e7a4635c4b1.exe	31
PID 3016 wrote to memory of 2304	3016	2754ab9d9301b8267050cd46e12d1292734ef5aca29234d4c8696e7a4635c4b1.exe	31
PID 3016 wrote to memory of 2304	3016	2754ab9d9301b8267050cd46e12d1292734ef5aca29234d4c8696e7a4635c4b1.exe	31
PID 3016 wrote to memory of 2304	3016	2754ab9d9301b8267050cd46e12d1292734ef5aca29234d4c8696e7a4635c4b1.exe	31
PID 3016 wrote to memory of 2304	3016	2754ab9d9301b8267050cd46e12d1292734ef5aca29234d4c8696e7a4635c4b1.exe	31
PID 3016 wrote to memory of 2304	3016	2754ab9d9301b8267050cd46e12d1292734ef5aca29234d4c8696e7a4635c4b1.exe	31
PID 3016 wrote to memory of 2304	3016	2754ab9d9301b8267050cd46e12d1292734ef5aca29234d4c8696e7a4635c4b1.exe	31
PID 2304 wrote to memory of 2776	2304	N.exe	33
PID 2304 wrote to memory of 2776	2304	N.exe	33
PID 2304 wrote to memory of 2776	2304	N.exe	33
PID 2304 wrote to memory of 2776	2304	N.exe	33
PID 2672 wrote to memory of 2636	2672	TXPlatfor.exe	34
PID 2672 wrote to memory of 2636	2672	TXPlatfor.exe	34
PID 2672 wrote to memory of 2636	2672	TXPlatfor.exe	34
PID 2672 wrote to memory of 2636	2672	TXPlatfor.exe	34
PID 2672 wrote to memory of 2636	2672	TXPlatfor.exe	34
PID 2672 wrote to memory of 2636	2672	TXPlatfor.exe	34
PID 2672 wrote to memory of 2636	2672	TXPlatfor.exe	34
PID 2776 wrote to memory of 2564	2776	cmd.exe	36
PID 2776 wrote to memory of 2564	2776	cmd.exe	36
PID 2776 wrote to memory of 2564	2776	cmd.exe	36
PID 2776 wrote to memory of 2564	2776	cmd.exe	36
PID 2852 wrote to memory of 1956	2852	svchost.exe	37
PID 2852 wrote to memory of 1956	2852	svchost.exe	37
PID 2852 wrote to memory of 1956	2852	svchost.exe	37
PID 2852 wrote to memory of 1956	2852	svchost.exe	37

C:\Users\Admin\AppData\Local\Temp\2754ab9d9301b8267050cd46e12d1292734ef5aca29234d4c8696e7a4635c4b1.exe
"C:\Users\Admin\AppData\Local\Temp\2754ab9d9301b8267050cd46e12d1292734ef5aca29234d4c8696e7a4635c4b1.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3016
- 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:1968
- 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:2304
- - 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:2776
  - - C:\Windows\SysWOW64\PING.EXE
      ping -n 2 127.0.0.1
      4⤵
      Runs ping.exe
      PID:2564

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
PID:640

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:2852
- C:\Windows\SysWOW64\Remote Data.exe
  "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\259402206.txt",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:1956

C:\Windows\SysWOW64\TXPlatfor.exe
C:\Windows\SysWOW64\TXPlatfor.exe -auto
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2672
- 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:2636

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\AppData\Local\Temp\HD_X.dat

Filesize
2.6MB

MD5
239e467435175ba52a10bc60852868ea

SHA1
c159195abf21ce4f8e394cb4d0d1f0515e593126

SHA256
2754ab9d9301b8267050cd46e12d1292734ef5aca29234d4c8696e7a4635c4b1

SHA512
3ff0cd25046a4e62d89dff66de25c472f1eae1ac3ca94ab98d1c79ccbbdd2c1ccc960bc71974298c44c61f60b97181a655f3cb955b6f8353b150b568c06a84b3

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

Filesize
941KB

MD5
8dc3adf1c490211971c1e2325f1424d2

SHA1
4eec4a4e7cb97c5efa6c72e0731cd090c0c4adc5

SHA256
bc29f2022ab3b812e50c8681ff196f090c038b5ab51e37daffac4469a8c2eb2c

SHA512
ae92ea20b359849dcdba4808119b154e3af5ef3687ee09de1797610fe8c4d3eb9065b068074d35adddb4b225d17c619baff3944cb137ad196bcef7a6507f920d

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

Filesize
377KB

MD5
4a36a48e58829c22381572b2040b6fe0

SHA1
f09d30e44ff7e3f20a5de307720f3ad148c6143b

SHA256
3de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8

SHA512
5d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0

Download Submit
\Windows\SysWOW64\259402206.txt

Filesize
899KB

MD5
034179592c08e859815459c5dee3d1ae

SHA1
bb70bc3e87c4f856b425acd0a483174602a915e9

SHA256
86a228bd029fa8ff18106751397abb3fbc6c7caf21ce2b20c23e302c73378d49

SHA512
9776656d404ec6382c6ef9a5ec97d7679946e69c14d921c5feec224a086c85ae91cca4464f04f1c0e59ca51db8f7190a0c09ff79352bf9865558ccacb1d1bdf2

Download Submit
\Windows\SysWOW64\Remote Data.exe

Filesize
43KB

MD5
51138beea3e2c21ec44d0932c71762a8

SHA1
8939cf35447b22dd2c6e6f443446acc1bf986d58

SHA256
5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

SHA512
794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

Download Submit
memory/2304-20-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2304-21-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2304-18-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2636-38-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2636-41-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2636-43-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads