gh0strat | 74af65cf10f2506e46284def819fee7ac7768a9361433caef9d9f150e8878fcf

General

Target

74af65cf10f2506e46284def819fee7ac7768a9361433caef9d9f150e8878fcf.exe
Size

1.5MB
MD5

897584b7b829aa3f348fd98275f18f26
SHA1

05e544d177ce6a26fc9e70de8265a4ed00e6ee59
SHA256

74af65cf10f2506e46284def819fee7ac7768a9361433caef9d9f150e8878fcf
SHA512

6578a2c91c13b0e9b2830b49c28f393f9faae2540ac02db3a94416815f1e861ee5beab7e8f350c2b2644a46be55ff2887c694b98e9e1a76df1c6cc4ed49dcc1e
SSDEEP

24576:w09tv9/7JtDElDEExIko2H2HESq2eWJ6MQjySjy+vR0c:w09XJt4HIN2H2tFvduySIc

Score

10^/10

gh0strat purplefox discovery persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 9 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral1/memory/2100-7-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2100-12-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2100-8-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2124-18-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2124-46-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2788-47-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2788-61-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2788-65-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2788-66-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 9 IoCs

resource	yara_rule
behavioral1/memory/2100-7-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2100-12-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2100-8-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2124-18-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2124-46-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2788-47-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2788-61-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2788-65-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2788-66-0x0000000010000000-0x00000000101B6000-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	TXPlatforn.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 3 IoCs

pid	Process
2100	RVN.exe
2124	TXPlatforn.exe
2788	TXPlatforn.exe

Loads dropped DLL 2 IoCs

pid	Process
2396	74af65cf10f2506e46284def819fee7ac7768a9361433caef9d9f150e8878fcf.exe
2124	TXPlatforn.exe

Drops file in System32 directory 2 IoCs

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

UPX packed file 10 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2100-7-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2100-12-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2100-5-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2100-8-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2124-18-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2124-46-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2788-47-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2788-61-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2788-65-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2788-66-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in Program Files directory 4 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe	74af65cf10f2506e46284def819fee7ac7768a9361433caef9d9f150e8878fcf.exe
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	74af65cf10f2506e46284def819fee7ac7768a9361433caef9d9f150e8878fcf.exe
File created	C:\Program Files (x86)\Google\Chrome\Application\chrome.exe	74af65cf10f2506e46284def819fee7ac7768a9361433caef9d9f150e8878fcf.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	74af65cf10f2506e46284def819fee7ac7768a9361433caef9d9f150e8878fcf.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 5 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	74af65cf10f2506e46284def819fee7ac7768a9361433caef9d9f150e8878fcf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RVN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	TXPlatforn.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
1716	cmd.exe
2764	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2764	PING.EXE

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
2788	TXPlatforn.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2100	RVN.exe
Token: SeLoadDriverPrivilege	2788	TXPlatforn.exe
Token: 33	2788	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	2788	TXPlatforn.exe
Token: 33	2788	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	2788	TXPlatforn.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2396	74af65cf10f2506e46284def819fee7ac7768a9361433caef9d9f150e8878fcf.exe
2396	74af65cf10f2506e46284def819fee7ac7768a9361433caef9d9f150e8878fcf.exe

Suspicious use of WriteProcessMemory 22 IoCs

description	pid	Process	procid_target
PID 2396 wrote to memory of 2100	2396	74af65cf10f2506e46284def819fee7ac7768a9361433caef9d9f150e8878fcf.exe	30
PID 2396 wrote to memory of 2100	2396	74af65cf10f2506e46284def819fee7ac7768a9361433caef9d9f150e8878fcf.exe	30
PID 2396 wrote to memory of 2100	2396	74af65cf10f2506e46284def819fee7ac7768a9361433caef9d9f150e8878fcf.exe	30
PID 2396 wrote to memory of 2100	2396	74af65cf10f2506e46284def819fee7ac7768a9361433caef9d9f150e8878fcf.exe	30
PID 2396 wrote to memory of 2100	2396	74af65cf10f2506e46284def819fee7ac7768a9361433caef9d9f150e8878fcf.exe	30
PID 2396 wrote to memory of 2100	2396	74af65cf10f2506e46284def819fee7ac7768a9361433caef9d9f150e8878fcf.exe	30
PID 2396 wrote to memory of 2100	2396	74af65cf10f2506e46284def819fee7ac7768a9361433caef9d9f150e8878fcf.exe	30
PID 2100 wrote to memory of 1716	2100	RVN.exe	32
PID 2100 wrote to memory of 1716	2100	RVN.exe	32
PID 2100 wrote to memory of 1716	2100	RVN.exe	32
PID 2100 wrote to memory of 1716	2100	RVN.exe	32
PID 2124 wrote to memory of 2788	2124	TXPlatforn.exe	33
PID 2124 wrote to memory of 2788	2124	TXPlatforn.exe	33
PID 2124 wrote to memory of 2788	2124	TXPlatforn.exe	33
PID 2124 wrote to memory of 2788	2124	TXPlatforn.exe	33
PID 2124 wrote to memory of 2788	2124	TXPlatforn.exe	33
PID 2124 wrote to memory of 2788	2124	TXPlatforn.exe	33
PID 2124 wrote to memory of 2788	2124	TXPlatforn.exe	33
PID 1716 wrote to memory of 2764	1716	cmd.exe	35
PID 1716 wrote to memory of 2764	1716	cmd.exe	35
PID 1716 wrote to memory of 2764	1716	cmd.exe	35
PID 1716 wrote to memory of 2764	1716	cmd.exe	35

C:\Users\Admin\AppData\Local\Temp\74af65cf10f2506e46284def819fee7ac7768a9361433caef9d9f150e8878fcf.exe
"C:\Users\Admin\AppData\Local\Temp\74af65cf10f2506e46284def819fee7ac7768a9361433caef9d9f150e8878fcf.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2396
- 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
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2100
- - 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⤵
    - System Location Discovery: System Language Discovery
    - System Network Configuration Discovery: Internet Connection Discovery
    - Suspicious use of WriteProcessMemory
    PID:1716
  - - 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:2764

C:\Windows\SysWOW64\TXPlatforn.exe
C:\Windows\SysWOW64\TXPlatforn.exe -auto
1⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2124
- 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:2788

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

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

System Network Configuration Discovery

1

T1016

Internet Connection Discovery

1

T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe

Filesize
1.8MB

MD5
1c8fe00151d396e6103a199d709bb778

SHA1
289957261461e9ae245cd76489ec20c979cec0bb

SHA256
08745d910f6f8d22fd4567f4b2c0c880a4eccfae32a3c24989559bb1619b6c51

SHA512
5a5c1126a4c6ff94b44226c4d2d0f104e07df27936778629dd5476fe20034a7a4d2e1fdf53c6947a1b2d75f69f684ef8eca245e585d254448a49e082dfd07478

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

Filesize
377KB

MD5
80ade1893dec9cab7f2e63538a464fcc

SHA1
c06614da33a65eddb506db00a124a3fc3f5be02e

SHA256
57a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd

SHA512
fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4

Download Submit
memory/2100-7-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2100-12-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2100-5-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2100-8-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2124-18-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2124-46-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2788-47-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2788-61-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2788-65-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2788-66-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads