gh0strat | 864a453f5aa2ea4b33ade9f552b02a1875a2cfcc2a6c99ff5e64547620f79e0c

General

Target

864a453f5aa2ea4b33ade9f552b02a1875a2cfcc2a6c99ff5e64547620f79e0c.exe
Size

868KB
MD5

98f4ce46f6c74b8d9d402279880d1b8a
SHA1

8f5a2bc7893e912d5fff74b55ea9bf5eaf06fafc
SHA256

864a453f5aa2ea4b33ade9f552b02a1875a2cfcc2a6c99ff5e64547620f79e0c
SHA512

6d147ebc0ca141e25d4153f85f546f30e9e8c45d1659db9e37f88c31dde41661984d509ad44af0b41c5ecd359b829bb53534b7fbb2a3b3056422725dee960314
SSDEEP

12288:1i2cAro2HQVWAHkFSq2hAWJYlMUtrxlyuJVRe8yB8drXRP6jg:1i2Tro2H2HESq2eWJ6MQjySjyQEjg

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/1792-9-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/1792-10-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/1792-8-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2596-19-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2596-28-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2600-29-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2600-33-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2600-34-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 9 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1792-9-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/1792-10-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/1792-8-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2596-19-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2600-27-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2596-28-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2600-29-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2600-33-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2600-34-0x0000000010000000-0x00000000101B6000-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

1792 RVN.exe
2596 TXPlatforn.exe
2600 TXPlatforn.exe
Loads dropped DLL 2 IoCs

Processes:

864a453f5aa2ea4b33ade9f552b02a1875a2cfcc2a6c99ff5e64547620f79e0c.exeTXPlatforn.exe

pid process

2008 864a453f5aa2ea4b33ade9f552b02a1875a2cfcc2a6c99ff5e64547620f79e0c.exe
2596 TXPlatforn.exe

pid	process
1792	RVN.exe
2596	TXPlatforn.exe
2600	TXPlatforn.exe

pid	process
2008	864a453f5aa2ea4b33ade9f552b02a1875a2cfcc2a6c99ff5e64547620f79e0c.exe
2596	TXPlatforn.exe

UPX packed file 10 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/1792-6-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/1792-9-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/1792-10-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/1792-8-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2596-19-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2600-27-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2596-28-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2600-29-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2600-33-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2600-34-0x0000000010000000-0x00000000101B6000-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

1652 PING.EXE
Suspicious behavior: LoadsDriver 1 IoCs

Processes:

TXPlatforn.exe

pid process

2600 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
1652	PING.EXE

pid	process
2600	TXPlatforn.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

RVN.exeTXPlatforn.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	1792	RVN.exe
Token: SeLoadDriverPrivilege	2600	TXPlatforn.exe
Token: 33	2600	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	2600	TXPlatforn.exe
Token: 33	2600	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	2600	TXPlatforn.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

864a453f5aa2ea4b33ade9f552b02a1875a2cfcc2a6c99ff5e64547620f79e0c.exe

pid process

2008 864a453f5aa2ea4b33ade9f552b02a1875a2cfcc2a6c99ff5e64547620f79e0c.exe

pid	process
2008	864a453f5aa2ea4b33ade9f552b02a1875a2cfcc2a6c99ff5e64547620f79e0c.exe

Suspicious use of WriteProcessMemory 22 IoCs

Processes:

864a453f5aa2ea4b33ade9f552b02a1875a2cfcc2a6c99ff5e64547620f79e0c.exeRVN.exeTXPlatforn.execmd.exe

description	pid	process	target process
PID 2008 wrote to memory of 1792	2008	864a453f5aa2ea4b33ade9f552b02a1875a2cfcc2a6c99ff5e64547620f79e0c.exe	RVN.exe
PID 2008 wrote to memory of 1792	2008	864a453f5aa2ea4b33ade9f552b02a1875a2cfcc2a6c99ff5e64547620f79e0c.exe	RVN.exe
PID 2008 wrote to memory of 1792	2008	864a453f5aa2ea4b33ade9f552b02a1875a2cfcc2a6c99ff5e64547620f79e0c.exe	RVN.exe
PID 2008 wrote to memory of 1792	2008	864a453f5aa2ea4b33ade9f552b02a1875a2cfcc2a6c99ff5e64547620f79e0c.exe	RVN.exe
PID 2008 wrote to memory of 1792	2008	864a453f5aa2ea4b33ade9f552b02a1875a2cfcc2a6c99ff5e64547620f79e0c.exe	RVN.exe
PID 2008 wrote to memory of 1792	2008	864a453f5aa2ea4b33ade9f552b02a1875a2cfcc2a6c99ff5e64547620f79e0c.exe	RVN.exe
PID 2008 wrote to memory of 1792	2008	864a453f5aa2ea4b33ade9f552b02a1875a2cfcc2a6c99ff5e64547620f79e0c.exe	RVN.exe
PID 1792 wrote to memory of 2800	1792	RVN.exe	cmd.exe
PID 1792 wrote to memory of 2800	1792	RVN.exe	cmd.exe
PID 1792 wrote to memory of 2800	1792	RVN.exe	cmd.exe
PID 1792 wrote to memory of 2800	1792	RVN.exe	cmd.exe
PID 2596 wrote to memory of 2600	2596	TXPlatforn.exe	TXPlatforn.exe
PID 2596 wrote to memory of 2600	2596	TXPlatforn.exe	TXPlatforn.exe
PID 2596 wrote to memory of 2600	2596	TXPlatforn.exe	TXPlatforn.exe
PID 2596 wrote to memory of 2600	2596	TXPlatforn.exe	TXPlatforn.exe
PID 2596 wrote to memory of 2600	2596	TXPlatforn.exe	TXPlatforn.exe
PID 2596 wrote to memory of 2600	2596	TXPlatforn.exe	TXPlatforn.exe
PID 2596 wrote to memory of 2600	2596	TXPlatforn.exe	TXPlatforn.exe
PID 2800 wrote to memory of 1652	2800	cmd.exe	PING.EXE
PID 2800 wrote to memory of 1652	2800	cmd.exe	PING.EXE
PID 2800 wrote to memory of 1652	2800	cmd.exe	PING.EXE
PID 2800 wrote to memory of 1652	2800	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\864a453f5aa2ea4b33ade9f552b02a1875a2cfcc2a6c99ff5e64547620f79e0c.exe
"C:\Users\Admin\AppData\Local\Temp\864a453f5aa2ea4b33ade9f552b02a1875a2cfcc2a6c99ff5e64547620f79e0c.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2008
- 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:1792
- - 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:2800
  - - C:\Windows\SysWOW64\PING.EXE
      ping -n 2 127.0.0.1
      4⤵
      Runs ping.exe
      PID:1652

C:\Windows\SysWOW64\TXPlatforn.exe
C:\Windows\SysWOW64\TXPlatforn.exe -auto
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2596
- 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:2600

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
868KB

MD5
98f4ce46f6c74b8d9d402279880d1b8a

SHA1
8f5a2bc7893e912d5fff74b55ea9bf5eaf06fafc

SHA256
864a453f5aa2ea4b33ade9f552b02a1875a2cfcc2a6c99ff5e64547620f79e0c

SHA512
6d147ebc0ca141e25d4153f85f546f30e9e8c45d1659db9e37f88c31dde41661984d509ad44af0b41c5ecd359b829bb53534b7fbb2a3b3056422725dee960314

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

Filesize
377KB

MD5
80ade1893dec9cab7f2e63538a464fcc

SHA1
c06614da33a65eddb506db00a124a3fc3f5be02e

SHA256
57a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd

SHA512
fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4

Download Submit
memory/1792-6-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1792-9-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1792-10-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1792-8-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2596-19-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2596-28-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2600-27-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2600-29-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2600-33-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2600-34-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads