gh0strat | 7180621aac53ccb18613276d9e9c9f1384dea7c87d6547e83ca0a822a196ceed

General

Target

7180621aac53ccb18613276d9e9c9f1384dea7c87d6547e83ca0a822a196ceed.exe
Size

2.4MB
MD5

436928e75fb4cb292f9fd58f62945ef8
SHA1

710c2c5a2fee17491b08ed525841ff7088c16430
SHA256

7180621aac53ccb18613276d9e9c9f1384dea7c87d6547e83ca0a822a196ceed
SHA512

e1b93d8bf56d16ab1659f1210525d9e008f85536a0d20fce19fa275e31801a040ed0a82bb6966419b9044e9a5deff66111354388c31d4d338088484309b4115b
SSDEEP

24576:BCwsbKgbQ5NANIvGTYwMHXA+wT1kfTw4SIuvB74fgt7ibhRM5QhKehFdMtRj7nHu:BCwsbCANnKXferL7Vwe/Gg0P+WhV

Score

10^/10

gh0strat purplefox persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 7 IoCs

Detect PurpleFox Rootkit.

rootkit

Processes:

resource	yara_rule
behavioral1/memory/2712-21-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2712-20-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2684-37-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2684-36-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2684-38-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2684-42-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2684-43-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 8 IoCs

Processes:

resource	yara_rule
\Windows\SysWOW64\259401067.txt	family_gh0strat
behavioral1/memory/2712-21-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2712-20-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2684-37-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2684-36-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2684-38-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2684-42-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2684-43-0x0000000010000000-0x00000000101B6000-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

Processes:

TXPlatfor.exe

description ioc process

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

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

Processes:

R.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Remote Data\Parameters\ServiceDll = "C:\\Windows\\system32\\259401067.txt"	R.exe

Sets service image path in registry 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

TXPlatfor.exe

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

Executes dropped EXE 5 IoCs

Processes:

R.exeN.exeTXPlatfor.exeTXPlatfor.exeRemote Data.exe

pid process

1836 R.exe
2712 N.exe
2900 TXPlatfor.exe
2684 TXPlatfor.exe
2592 Remote Data.exe

pid	process
1836	R.exe
2712	N.exe
2900	TXPlatfor.exe
2684	TXPlatfor.exe
2592	Remote Data.exe

Loads dropped DLL 7 IoCs

Processes:

7180621aac53ccb18613276d9e9c9f1384dea7c87d6547e83ca0a822a196ceed.exeR.exesvchost.exeTXPlatfor.exeRemote Data.exe

pid	process
2124	7180621aac53ccb18613276d9e9c9f1384dea7c87d6547e83ca0a822a196ceed.exe
1836	R.exe
2188	svchost.exe
2124	7180621aac53ccb18613276d9e9c9f1384dea7c87d6547e83ca0a822a196ceed.exe
2900	TXPlatfor.exe
2188	svchost.exe
2592	Remote Data.exe

UPX packed file 9 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/2712-18-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2712-21-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2712-20-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2684-34-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2684-37-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2684-36-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2684-38-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2684-42-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2684-43-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 6 IoCs

Processes:

N.exeR.exesvchost.exe

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\259401067.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

Processes:

PING.EXE

pid process

2528 PING.EXE
Suspicious behavior: LoadsDriver 1 IoCs

Processes:

TXPlatfor.exe

pid process

2684 TXPlatfor.exe

pid	process
2528	PING.EXE

pid	process
2684	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

N.exeTXPlatfor.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	2712	N.exe
Token: SeLoadDriverPrivilege	2684	TXPlatfor.exe
Token: 33	2684	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2684	TXPlatfor.exe
Token: 33	2684	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2684	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

7180621aac53ccb18613276d9e9c9f1384dea7c87d6547e83ca0a822a196ceed.exe

pid	process
2124	7180621aac53ccb18613276d9e9c9f1384dea7c87d6547e83ca0a822a196ceed.exe
2124	7180621aac53ccb18613276d9e9c9f1384dea7c87d6547e83ca0a822a196ceed.exe

Suspicious use of WriteProcessMemory 30 IoCs

Processes:

7180621aac53ccb18613276d9e9c9f1384dea7c87d6547e83ca0a822a196ceed.exeN.exeTXPlatfor.execmd.exesvchost.exe

description	pid	process	target process
PID 2124 wrote to memory of 1836	2124	7180621aac53ccb18613276d9e9c9f1384dea7c87d6547e83ca0a822a196ceed.exe	R.exe
PID 2124 wrote to memory of 1836	2124	7180621aac53ccb18613276d9e9c9f1384dea7c87d6547e83ca0a822a196ceed.exe	R.exe
PID 2124 wrote to memory of 1836	2124	7180621aac53ccb18613276d9e9c9f1384dea7c87d6547e83ca0a822a196ceed.exe	R.exe
PID 2124 wrote to memory of 1836	2124	7180621aac53ccb18613276d9e9c9f1384dea7c87d6547e83ca0a822a196ceed.exe	R.exe
PID 2124 wrote to memory of 2712	2124	7180621aac53ccb18613276d9e9c9f1384dea7c87d6547e83ca0a822a196ceed.exe	N.exe
PID 2124 wrote to memory of 2712	2124	7180621aac53ccb18613276d9e9c9f1384dea7c87d6547e83ca0a822a196ceed.exe	N.exe
PID 2124 wrote to memory of 2712	2124	7180621aac53ccb18613276d9e9c9f1384dea7c87d6547e83ca0a822a196ceed.exe	N.exe
PID 2124 wrote to memory of 2712	2124	7180621aac53ccb18613276d9e9c9f1384dea7c87d6547e83ca0a822a196ceed.exe	N.exe
PID 2124 wrote to memory of 2712	2124	7180621aac53ccb18613276d9e9c9f1384dea7c87d6547e83ca0a822a196ceed.exe	N.exe
PID 2124 wrote to memory of 2712	2124	7180621aac53ccb18613276d9e9c9f1384dea7c87d6547e83ca0a822a196ceed.exe	N.exe
PID 2124 wrote to memory of 2712	2124	7180621aac53ccb18613276d9e9c9f1384dea7c87d6547e83ca0a822a196ceed.exe	N.exe
PID 2712 wrote to memory of 2800	2712	N.exe	cmd.exe
PID 2712 wrote to memory of 2800	2712	N.exe	cmd.exe
PID 2712 wrote to memory of 2800	2712	N.exe	cmd.exe
PID 2712 wrote to memory of 2800	2712	N.exe	cmd.exe
PID 2900 wrote to memory of 2684	2900	TXPlatfor.exe	TXPlatfor.exe
PID 2900 wrote to memory of 2684	2900	TXPlatfor.exe	TXPlatfor.exe
PID 2900 wrote to memory of 2684	2900	TXPlatfor.exe	TXPlatfor.exe
PID 2900 wrote to memory of 2684	2900	TXPlatfor.exe	TXPlatfor.exe
PID 2900 wrote to memory of 2684	2900	TXPlatfor.exe	TXPlatfor.exe
PID 2900 wrote to memory of 2684	2900	TXPlatfor.exe	TXPlatfor.exe
PID 2900 wrote to memory of 2684	2900	TXPlatfor.exe	TXPlatfor.exe
PID 2800 wrote to memory of 2528	2800	cmd.exe	PING.EXE
PID 2800 wrote to memory of 2528	2800	cmd.exe	PING.EXE
PID 2800 wrote to memory of 2528	2800	cmd.exe	PING.EXE
PID 2800 wrote to memory of 2528	2800	cmd.exe	PING.EXE
PID 2188 wrote to memory of 2592	2188	svchost.exe	Remote Data.exe
PID 2188 wrote to memory of 2592	2188	svchost.exe	Remote Data.exe
PID 2188 wrote to memory of 2592	2188	svchost.exe	Remote Data.exe
PID 2188 wrote to memory of 2592	2188	svchost.exe	Remote Data.exe

C:\Users\Admin\AppData\Local\Temp\7180621aac53ccb18613276d9e9c9f1384dea7c87d6547e83ca0a822a196ceed.exe
"C:\Users\Admin\AppData\Local\Temp\7180621aac53ccb18613276d9e9c9f1384dea7c87d6547e83ca0a822a196ceed.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2124
- 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:1836
- 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:2712
- - 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:2800
  - - C:\Windows\SysWOW64\PING.EXE
      ping -n 2 127.0.0.1
      4⤵
      Runs ping.exe
      PID:2528

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
PID:1272

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:2188
- C:\Windows\SysWOW64\Remote Data.exe
  "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\259401067.txt",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:2592

C:\Windows\SysWOW64\TXPlatfor.exe
C:\Windows\SysWOW64\TXPlatfor.exe -auto
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2900
- 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:2684

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

2

T1547

Registry Run Keys / Startup Folder

2

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

2

T1547

Registry Run Keys / Startup Folder

2

T1547.001

Defense Evasion

Modify Registry

2

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\HD_X.dat

Filesize
2.4MB

MD5
436928e75fb4cb292f9fd58f62945ef8

SHA1
710c2c5a2fee17491b08ed525841ff7088c16430

SHA256
7180621aac53ccb18613276d9e9c9f1384dea7c87d6547e83ca0a822a196ceed

SHA512
e1b93d8bf56d16ab1659f1210525d9e008f85536a0d20fce19fa275e31801a040ed0a82bb6966419b9044e9a5deff66111354388c31d4d338088484309b4115b

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\259401067.txt

Filesize
899KB

MD5
5e1039d1f2904641e631bfb8b2d2deb1

SHA1
d9c46e7db2dfa650f474113b0f609b1978f22311

SHA256
7724c892d3fbb5d871264915428b281c4e57c08e6a59e865f702cd09adb69850

SHA512
8058be90a400fe242ccfd977be309602a0547dab109efb634e7b51a90bc705d7d2d5bab4c9065b0cf76258762bdb2ec29429cdd5e31a7d424a6c38d117f07207

Download Submit
\Windows\SysWOW64\Remote Data.exe

Filesize
43KB

MD5
51138beea3e2c21ec44d0932c71762a8

SHA1
8939cf35447b22dd2c6e6f443446acc1bf986d58

SHA256
5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

SHA512
794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

Download Submit
memory/2684-38-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2684-34-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2684-37-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2684-36-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2684-42-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2684-43-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2712-20-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2712-21-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2712-18-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads