gh0strat | ee2a3d2dd5aebc72f07ee56be21e402c999bca2d143db3c1def8c23347f831fb

General

Target

ee2a3d2dd5aebc72f07ee56be21e402c999bca2d143db3c1def8c23347f831fb.exe
Size

992KB
MD5

8478bfdc561e59e75a97fd7a2b753770
SHA1

e71b0a5fb628a716b230fe59696e1818c87bbe3c
SHA256

ee2a3d2dd5aebc72f07ee56be21e402c999bca2d143db3c1def8c23347f831fb
SHA512

a9ebeea2deb6a12af58d518c29e3cc851617da667ad79ba26377f248ab6f19bcf22f2dfb9f63a6e001b43a75a5cbe08a093d67d143f8f220b87558995cad9e35
SSDEEP

24576:Oi2Tro2H2HESq2eWJ6MQjySjyAE4s5ECUcY0U94/tE7:OxTc2H2tFvduySBE4s5ECUcY0U94/tE7

Score

10^/10

gh0strat purplefox persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 9 IoCs

Detect PurpleFox Rootkit.

rootkit

Processes:

resource	yara_rule
behavioral1/memory/2280-10-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2280-15-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2280-11-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2992-21-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2992-26-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2552-30-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2552-31-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2552-34-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2552-36-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 9 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2280-10-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2280-15-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2280-11-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2992-21-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2992-26-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2552-30-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2552-31-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2552-34-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2552-36-0x0000000010000000-0x00000000101B6000-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

Processes:

TXPlatforn.exe

description ioc process

File created C:\Windows\system32\drivers\QAssist.sys TXPlatforn.exe

description	ioc	process
File created	C:\Windows\system32\drivers\QAssist.sys	TXPlatforn.exe

Sets service image path in registry 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

TXPlatforn.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\QAssist\ImagePath = "system32\\DRIVERS\\QAssist.sys"	TXPlatforn.exe

Executes dropped EXE 3 IoCs

Processes:

RVN.exeTXPlatforn.exeTXPlatforn.exe

pid process

2280 RVN.exe
2992 TXPlatforn.exe
2552 TXPlatforn.exe
Loads dropped DLL 2 IoCs

Processes:

ee2a3d2dd5aebc72f07ee56be21e402c999bca2d143db3c1def8c23347f831fb.exeTXPlatforn.exe

pid process

2168 ee2a3d2dd5aebc72f07ee56be21e402c999bca2d143db3c1def8c23347f831fb.exe
2992 TXPlatforn.exe

pid	process
2280	RVN.exe
2992	TXPlatforn.exe
2552	TXPlatforn.exe

pid	process
2168	ee2a3d2dd5aebc72f07ee56be21e402c999bca2d143db3c1def8c23347f831fb.exe
2992	TXPlatforn.exe

UPX packed file 10 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/2280-10-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2280-15-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2280-11-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2280-8-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2992-21-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2992-26-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2552-30-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2552-31-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2552-34-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2552-36-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 2 IoCs

Processes:

RVN.exe

description ioc process

File created C:\Windows\SysWOW64\TXPlatforn.exe RVN.exe
File opened for modification C:\Windows\SysWOW64\TXPlatforn.exe RVN.exe
Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

2588 PING.EXE
Suspicious behavior: LoadsDriver 1 IoCs

Processes:

TXPlatforn.exe

pid process

2552 TXPlatforn.exe

description	ioc	process
File created	C:\Windows\SysWOW64\TXPlatforn.exe	RVN.exe
File opened for modification	C:\Windows\SysWOW64\TXPlatforn.exe	RVN.exe

pid	process
2588	PING.EXE

pid	process
2552	TXPlatforn.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

RVN.exeTXPlatforn.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	2280	RVN.exe
Token: SeLoadDriverPrivilege	2552	TXPlatforn.exe
Token: 33	2552	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	2552	TXPlatforn.exe
Token: 33	2552	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	2552	TXPlatforn.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

ee2a3d2dd5aebc72f07ee56be21e402c999bca2d143db3c1def8c23347f831fb.exe

pid process

2168 ee2a3d2dd5aebc72f07ee56be21e402c999bca2d143db3c1def8c23347f831fb.exe

pid	process
2168	ee2a3d2dd5aebc72f07ee56be21e402c999bca2d143db3c1def8c23347f831fb.exe

Suspicious use of WriteProcessMemory 22 IoCs

Processes:

ee2a3d2dd5aebc72f07ee56be21e402c999bca2d143db3c1def8c23347f831fb.exeRVN.exeTXPlatforn.execmd.exe

description	pid	process	target process
PID 2168 wrote to memory of 2280	2168	ee2a3d2dd5aebc72f07ee56be21e402c999bca2d143db3c1def8c23347f831fb.exe	RVN.exe
PID 2168 wrote to memory of 2280	2168	ee2a3d2dd5aebc72f07ee56be21e402c999bca2d143db3c1def8c23347f831fb.exe	RVN.exe
PID 2168 wrote to memory of 2280	2168	ee2a3d2dd5aebc72f07ee56be21e402c999bca2d143db3c1def8c23347f831fb.exe	RVN.exe
PID 2168 wrote to memory of 2280	2168	ee2a3d2dd5aebc72f07ee56be21e402c999bca2d143db3c1def8c23347f831fb.exe	RVN.exe
PID 2168 wrote to memory of 2280	2168	ee2a3d2dd5aebc72f07ee56be21e402c999bca2d143db3c1def8c23347f831fb.exe	RVN.exe
PID 2168 wrote to memory of 2280	2168	ee2a3d2dd5aebc72f07ee56be21e402c999bca2d143db3c1def8c23347f831fb.exe	RVN.exe
PID 2168 wrote to memory of 2280	2168	ee2a3d2dd5aebc72f07ee56be21e402c999bca2d143db3c1def8c23347f831fb.exe	RVN.exe
PID 2280 wrote to memory of 2952	2280	RVN.exe	cmd.exe
PID 2280 wrote to memory of 2952	2280	RVN.exe	cmd.exe
PID 2280 wrote to memory of 2952	2280	RVN.exe	cmd.exe
PID 2280 wrote to memory of 2952	2280	RVN.exe	cmd.exe
PID 2992 wrote to memory of 2552	2992	TXPlatforn.exe	TXPlatforn.exe
PID 2992 wrote to memory of 2552	2992	TXPlatforn.exe	TXPlatforn.exe
PID 2992 wrote to memory of 2552	2992	TXPlatforn.exe	TXPlatforn.exe
PID 2992 wrote to memory of 2552	2992	TXPlatforn.exe	TXPlatforn.exe
PID 2992 wrote to memory of 2552	2992	TXPlatforn.exe	TXPlatforn.exe
PID 2992 wrote to memory of 2552	2992	TXPlatforn.exe	TXPlatforn.exe
PID 2992 wrote to memory of 2552	2992	TXPlatforn.exe	TXPlatforn.exe
PID 2952 wrote to memory of 2588	2952	cmd.exe	PING.EXE
PID 2952 wrote to memory of 2588	2952	cmd.exe	PING.EXE
PID 2952 wrote to memory of 2588	2952	cmd.exe	PING.EXE
PID 2952 wrote to memory of 2588	2952	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\ee2a3d2dd5aebc72f07ee56be21e402c999bca2d143db3c1def8c23347f831fb.exe
"C:\Users\Admin\AppData\Local\Temp\ee2a3d2dd5aebc72f07ee56be21e402c999bca2d143db3c1def8c23347f831fb.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2168
- C:\Users\Admin\AppData\Local\Temp\RVN.exe
  C:\Users\Admin\AppData\Local\Temp\\RVN.exe
  2⤵
  - Executes dropped EXE
  - Drops file in System32 directory
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2280
- - 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\RVN.exe > nul
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2952
  - - C:\Windows\SysWOW64\PING.EXE
      ping -n 2 127.0.0.1
      4⤵
      Runs ping.exe
      PID:2588

C:\Windows\SysWOW64\TXPlatforn.exe
C:\Windows\SysWOW64\TXPlatforn.exe -auto
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2992
- 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:2552

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Remote System Discovery

1

T1018

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

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

Filesize
377KB

MD5
80ade1893dec9cab7f2e63538a464fcc

SHA1
c06614da33a65eddb506db00a124a3fc3f5be02e

SHA256
57a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd

SHA512
fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4

Download Submit
C:\Users\Admin\Desktop\UpdateExpand.exe

Filesize
1.7MB

MD5
8e9f5a77d2be89f3677f1b1f61b44ad0

SHA1
48c60c40e9287421f63f66df0fac546c811b69e8

SHA256
51cdae81580bde6053bf5e1bfc2cf3fe2b0a40bdf2143da2f68ade1fe92a1f98

SHA512
940bc49c626d877171188dbaad17a9c9ec3dae4fca7f51647741f5031db8184794624efb43c8e66db6492d08d58c3b083f8dd12bee0182379e5b0b2135d83bfb

Download Submit
memory/2280-10-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2280-15-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2280-11-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2280-8-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2552-30-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2552-31-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2552-34-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2552-36-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2992-21-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2992-26-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads