gh0strat | da7d20fcfa3899279b6f412583a15937295c061b984eaa087916c58844ba0f01

General

Target

da7d20fcfa3899279b6f412583a15937295c061b984eaa087916c58844ba0f01.exe
Size

2.6MB
MD5

e8a1a6e481f38883d4d8a748e7ba6879
SHA1

ca4f7c93966cc295e54fbf38906c66e75aade4ed
SHA256

da7d20fcfa3899279b6f412583a15937295c061b984eaa087916c58844ba0f01
SHA512

c8cfce65e7b216de299045aabce3e8a571c325b61bde9ce21087a4a3845bc64ec34e91d7e3e6771e7d51c8f6bff10d40ad3c680c099eab748ba7b56f0441d11e
SSDEEP

49152:mxTc2H2tFvduySkrt1k9q8pe0L3zMb2XCpmdeW:Ecy2LkkXkQ8pb3T/

Score

10^/10

gh0strat purplefox persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 8 IoCs

Detect PurpleFox Rootkit.

rootkit

Processes:

resource	yara_rule
behavioral1/memory/2184-15-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2184-16-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2184-14-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2560-30-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2560-31-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2560-32-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2560-35-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2560-37-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 8 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2184-15-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2184-16-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2184-14-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2560-30-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2560-31-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2560-32-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2560-35-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2560-37-0x0000000010000000-0x00000000101B6000-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 4 IoCs

Processes:

RVN.exeHD_da7d20fcfa3899279b6f412583a15937295c061b984eaa087916c58844ba0f01.exeTXPlatforn.exeTXPlatforn.exe

pid process

2184 RVN.exe
2020 HD_da7d20fcfa3899279b6f412583a15937295c061b984eaa087916c58844ba0f01.exe
2564 TXPlatforn.exe
2560 TXPlatforn.exe

pid	process
2184	RVN.exe
2020	HD_da7d20fcfa3899279b6f412583a15937295c061b984eaa087916c58844ba0f01.exe
2564	TXPlatforn.exe
2560	TXPlatforn.exe

Loads dropped DLL 3 IoCs

Processes:

da7d20fcfa3899279b6f412583a15937295c061b984eaa087916c58844ba0f01.exeTXPlatforn.exe

pid	process
2000	da7d20fcfa3899279b6f412583a15937295c061b984eaa087916c58844ba0f01.exe
2000	da7d20fcfa3899279b6f412583a15937295c061b984eaa087916c58844ba0f01.exe
2564	TXPlatforn.exe

UPX packed file 10 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/2184-12-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2184-15-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2184-16-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2184-14-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2560-30-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2560-28-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2560-31-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2560-32-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2560-35-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2560-37-0x0000000010000000-0x00000000101B6000-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

2264 PING.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
2264	PING.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

da7d20fcfa3899279b6f412583a15937295c061b984eaa087916c58844ba0f01.exeHD_da7d20fcfa3899279b6f412583a15937295c061b984eaa087916c58844ba0f01.exe

pid	process
2000	da7d20fcfa3899279b6f412583a15937295c061b984eaa087916c58844ba0f01.exe
2020	HD_da7d20fcfa3899279b6f412583a15937295c061b984eaa087916c58844ba0f01.exe

Suspicious behavior: LoadsDriver 1 IoCs

Processes:

TXPlatforn.exe

pid process

2560 TXPlatforn.exe

pid	process
2560	TXPlatforn.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

RVN.exeTXPlatforn.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	2184	RVN.exe
Token: SeLoadDriverPrivilege	2560	TXPlatforn.exe
Token: 33	2560	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	2560	TXPlatforn.exe
Token: 33	2560	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	2560	TXPlatforn.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

da7d20fcfa3899279b6f412583a15937295c061b984eaa087916c58844ba0f01.exe

pid process

2000 da7d20fcfa3899279b6f412583a15937295c061b984eaa087916c58844ba0f01.exe

Suspicious use of WriteProcessMemory 29 IoCs

Processes:

da7d20fcfa3899279b6f412583a15937295c061b984eaa087916c58844ba0f01.exeRVN.exeTXPlatforn.execmd.exe

description	pid	process	target process
PID 2000 wrote to memory of 2184	2000	da7d20fcfa3899279b6f412583a15937295c061b984eaa087916c58844ba0f01.exe	RVN.exe
PID 2000 wrote to memory of 2184	2000	da7d20fcfa3899279b6f412583a15937295c061b984eaa087916c58844ba0f01.exe	RVN.exe
PID 2000 wrote to memory of 2184	2000	da7d20fcfa3899279b6f412583a15937295c061b984eaa087916c58844ba0f01.exe	RVN.exe
PID 2000 wrote to memory of 2184	2000	da7d20fcfa3899279b6f412583a15937295c061b984eaa087916c58844ba0f01.exe	RVN.exe
PID 2000 wrote to memory of 2184	2000	da7d20fcfa3899279b6f412583a15937295c061b984eaa087916c58844ba0f01.exe	RVN.exe
PID 2000 wrote to memory of 2184	2000	da7d20fcfa3899279b6f412583a15937295c061b984eaa087916c58844ba0f01.exe	RVN.exe
PID 2000 wrote to memory of 2184	2000	da7d20fcfa3899279b6f412583a15937295c061b984eaa087916c58844ba0f01.exe	RVN.exe
PID 2000 wrote to memory of 2020	2000	da7d20fcfa3899279b6f412583a15937295c061b984eaa087916c58844ba0f01.exe	HD_da7d20fcfa3899279b6f412583a15937295c061b984eaa087916c58844ba0f01.exe
PID 2000 wrote to memory of 2020	2000	da7d20fcfa3899279b6f412583a15937295c061b984eaa087916c58844ba0f01.exe	HD_da7d20fcfa3899279b6f412583a15937295c061b984eaa087916c58844ba0f01.exe
PID 2000 wrote to memory of 2020	2000	da7d20fcfa3899279b6f412583a15937295c061b984eaa087916c58844ba0f01.exe	HD_da7d20fcfa3899279b6f412583a15937295c061b984eaa087916c58844ba0f01.exe
PID 2000 wrote to memory of 2020	2000	da7d20fcfa3899279b6f412583a15937295c061b984eaa087916c58844ba0f01.exe	HD_da7d20fcfa3899279b6f412583a15937295c061b984eaa087916c58844ba0f01.exe
PID 2000 wrote to memory of 2020	2000	da7d20fcfa3899279b6f412583a15937295c061b984eaa087916c58844ba0f01.exe	HD_da7d20fcfa3899279b6f412583a15937295c061b984eaa087916c58844ba0f01.exe
PID 2000 wrote to memory of 2020	2000	da7d20fcfa3899279b6f412583a15937295c061b984eaa087916c58844ba0f01.exe	HD_da7d20fcfa3899279b6f412583a15937295c061b984eaa087916c58844ba0f01.exe
PID 2000 wrote to memory of 2020	2000	da7d20fcfa3899279b6f412583a15937295c061b984eaa087916c58844ba0f01.exe	HD_da7d20fcfa3899279b6f412583a15937295c061b984eaa087916c58844ba0f01.exe
PID 2184 wrote to memory of 2656	2184	RVN.exe	cmd.exe
PID 2184 wrote to memory of 2656	2184	RVN.exe	cmd.exe
PID 2184 wrote to memory of 2656	2184	RVN.exe	cmd.exe
PID 2184 wrote to memory of 2656	2184	RVN.exe	cmd.exe
PID 2564 wrote to memory of 2560	2564	TXPlatforn.exe	TXPlatforn.exe
PID 2564 wrote to memory of 2560	2564	TXPlatforn.exe	TXPlatforn.exe
PID 2564 wrote to memory of 2560	2564	TXPlatforn.exe	TXPlatforn.exe
PID 2564 wrote to memory of 2560	2564	TXPlatforn.exe	TXPlatforn.exe
PID 2564 wrote to memory of 2560	2564	TXPlatforn.exe	TXPlatforn.exe
PID 2564 wrote to memory of 2560	2564	TXPlatforn.exe	TXPlatforn.exe
PID 2564 wrote to memory of 2560	2564	TXPlatforn.exe	TXPlatforn.exe
PID 2656 wrote to memory of 2264	2656	cmd.exe	PING.EXE
PID 2656 wrote to memory of 2264	2656	cmd.exe	PING.EXE
PID 2656 wrote to memory of 2264	2656	cmd.exe	PING.EXE
PID 2656 wrote to memory of 2264	2656	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\da7d20fcfa3899279b6f412583a15937295c061b984eaa087916c58844ba0f01.exe
"C:\Users\Admin\AppData\Local\Temp\da7d20fcfa3899279b6f412583a15937295c061b984eaa087916c58844ba0f01.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2000

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:2184

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:2656

C:\Windows\SysWOW64\PING.EXE
ping -n 2 127.0.0.1
4⤵
- Runs ping.exe
PID:2264

C:\Users\Admin\AppData\Local\Temp\HD_da7d20fcfa3899279b6f412583a15937295c061b984eaa087916c58844ba0f01.exe
C:\Users\Admin\AppData\Local\Temp\HD_da7d20fcfa3899279b6f412583a15937295c061b984eaa087916c58844ba0f01.exe
2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
PID:2020

C:\Windows\SysWOW64\TXPlatforn.exe
C:\Windows\SysWOW64\TXPlatforn.exe -auto
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2564

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:2560

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\HD_X.dat

Filesize
988KB

MD5
37521ea2ddd0c04e76a4664471e4a8d3

SHA1
925340a7a8afaea24677eb0b3455bf29727135c9

SHA256
47ea1b857c7f6665efe27351c7ca42fb9e66fa5325e4de280c4e007a03669451

SHA512
d66c3c4e1eeaf20dea8c239ae345fa100f998830c993efe88223ad67283414853117a6d32cf958831ccf3bab1fe169dec963bfa8964f5259d30c739d5884eaa6

Download Submit
\Users\Admin\AppData\Local\Temp\HD_da7d20fcfa3899279b6f412583a15937295c061b984eaa087916c58844ba0f01.exe

Filesize
1.7MB

MD5
5b0f73b2adecdaddbe8df165ca96ae92

SHA1
a1f61ab02f95100c8cf759644ab4f7d68b29e0e1

SHA256
9b9947a3074572f03d8f11fd3b1c2a0c9ffe7cf85694220616a0e21f1f51f61d

SHA512
2f95d0cb4065acd1f3f191bdab630115454ed269c366eb08689c5eaf71831281065ee5e997862724735123d0fa6ec831ba7969b2831692ca54655c3477fabc4c

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

Filesize
377KB

MD5
80ade1893dec9cab7f2e63538a464fcc

SHA1
c06614da33a65eddb506db00a124a3fc3f5be02e

SHA256
57a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd

SHA512
fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4

Download Submit
memory/2184-12-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2184-15-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2184-16-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2184-14-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2560-30-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2560-31-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2560-32-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2560-35-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2560-37-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2560-28-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads