gh0strat | 8ab75d2cf26d6147f3385edf5959a41bc18cd45b14bdc04f3fbe1faa1d23912d

General

Target

8ab75d2cf26d6147f3385edf5959a41bc18cd45b14bdc04f3fbe1faa1d23912d.exe
Size

2.5MB
MD5

171a226dee5aaa5d81a1fdaf619b2d5e
SHA1

04de24f275712462e48764824527ee85c423fa6e
SHA256

8ab75d2cf26d6147f3385edf5959a41bc18cd45b14bdc04f3fbe1faa1d23912d
SHA512

a0420bffaa224ac4266fd5850c9c002fc2d1cb9f7fa8e32860028a5cf175ae84065f2a913038a996c59ba83181df31514ec0df6f18848cf440cfe2f929a7219c
SSDEEP

49152:DCwsbCANnKXferL7Vwe/Gg0P+WhtkHn5b5:Wws2ANnKXOaeOgmht8n5l

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/2216-16-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2216-20-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2216-15-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2960-26-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2960-36-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2684-37-0x0000000010000000-0x00000000101B6000-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 9 IoCs

Processes:

resource	yara_rule
\Windows\SysWOW64\259397245.txt	family_gh0strat
behavioral1/memory/2216-16-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2216-20-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2216-15-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2960-26-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2960-36-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2684-37-0x0000000010000000-0x00000000101B6000-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 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 4 IoCs

Processes:

R.exeN.exeTXPlatfor.exeTXPlatfor.exe

pid process

2408 R.exe
2216 N.exe
2960 TXPlatfor.exe
2684 TXPlatfor.exe

pid	process
2408	R.exe
2216	N.exe
2960	TXPlatfor.exe
2684	TXPlatfor.exe

Loads dropped DLL 4 IoCs

Processes:

8ab75d2cf26d6147f3385edf5959a41bc18cd45b14bdc04f3fbe1faa1d23912d.exeR.exeTXPlatfor.exe

pid	process
2796	8ab75d2cf26d6147f3385edf5959a41bc18cd45b14bdc04f3fbe1faa1d23912d.exe
2408	R.exe
2796	8ab75d2cf26d6147f3385edf5959a41bc18cd45b14bdc04f3fbe1faa1d23912d.exe
2960	TXPlatfor.exe

UPX packed file 9 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/2216-13-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2216-16-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2216-20-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2216-15-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2960-26-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2960-36-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2684-37-0x0000000010000000-0x00000000101B6000-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 3 IoCs

Processes:

R.exeN.exe

description	ioc	process
File created	C:\Windows\SysWOW64\259397245.txt	R.exe
File created	C:\Windows\SysWOW64\TXPlatfor.exe	N.exe
File opened for modification	C:\Windows\SysWOW64\TXPlatfor.exe	N.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

2584 PING.EXE
Suspicious behavior: LoadsDriver 1 IoCs

Processes:

TXPlatfor.exe

pid process

2684 TXPlatfor.exe

pid	process
2584	PING.EXE

pid	process
2684	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

N.exeTXPlatfor.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	2216	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:

8ab75d2cf26d6147f3385edf5959a41bc18cd45b14bdc04f3fbe1faa1d23912d.exe

pid	process
2796	8ab75d2cf26d6147f3385edf5959a41bc18cd45b14bdc04f3fbe1faa1d23912d.exe
2796	8ab75d2cf26d6147f3385edf5959a41bc18cd45b14bdc04f3fbe1faa1d23912d.exe

Suspicious use of WriteProcessMemory 26 IoCs

Processes:

8ab75d2cf26d6147f3385edf5959a41bc18cd45b14bdc04f3fbe1faa1d23912d.exeN.exeTXPlatfor.execmd.exe

description	pid	process	target process
PID 2796 wrote to memory of 2408	2796	8ab75d2cf26d6147f3385edf5959a41bc18cd45b14bdc04f3fbe1faa1d23912d.exe	R.exe
PID 2796 wrote to memory of 2408	2796	8ab75d2cf26d6147f3385edf5959a41bc18cd45b14bdc04f3fbe1faa1d23912d.exe	R.exe
PID 2796 wrote to memory of 2408	2796	8ab75d2cf26d6147f3385edf5959a41bc18cd45b14bdc04f3fbe1faa1d23912d.exe	R.exe
PID 2796 wrote to memory of 2408	2796	8ab75d2cf26d6147f3385edf5959a41bc18cd45b14bdc04f3fbe1faa1d23912d.exe	R.exe
PID 2796 wrote to memory of 2216	2796	8ab75d2cf26d6147f3385edf5959a41bc18cd45b14bdc04f3fbe1faa1d23912d.exe	N.exe
PID 2796 wrote to memory of 2216	2796	8ab75d2cf26d6147f3385edf5959a41bc18cd45b14bdc04f3fbe1faa1d23912d.exe	N.exe
PID 2796 wrote to memory of 2216	2796	8ab75d2cf26d6147f3385edf5959a41bc18cd45b14bdc04f3fbe1faa1d23912d.exe	N.exe
PID 2796 wrote to memory of 2216	2796	8ab75d2cf26d6147f3385edf5959a41bc18cd45b14bdc04f3fbe1faa1d23912d.exe	N.exe
PID 2796 wrote to memory of 2216	2796	8ab75d2cf26d6147f3385edf5959a41bc18cd45b14bdc04f3fbe1faa1d23912d.exe	N.exe
PID 2796 wrote to memory of 2216	2796	8ab75d2cf26d6147f3385edf5959a41bc18cd45b14bdc04f3fbe1faa1d23912d.exe	N.exe
PID 2796 wrote to memory of 2216	2796	8ab75d2cf26d6147f3385edf5959a41bc18cd45b14bdc04f3fbe1faa1d23912d.exe	N.exe
PID 2216 wrote to memory of 2680	2216	N.exe	cmd.exe
PID 2216 wrote to memory of 2680	2216	N.exe	cmd.exe
PID 2216 wrote to memory of 2680	2216	N.exe	cmd.exe
PID 2216 wrote to memory of 2680	2216	N.exe	cmd.exe
PID 2960 wrote to memory of 2684	2960	TXPlatfor.exe	TXPlatfor.exe
PID 2960 wrote to memory of 2684	2960	TXPlatfor.exe	TXPlatfor.exe
PID 2960 wrote to memory of 2684	2960	TXPlatfor.exe	TXPlatfor.exe
PID 2960 wrote to memory of 2684	2960	TXPlatfor.exe	TXPlatfor.exe
PID 2960 wrote to memory of 2684	2960	TXPlatfor.exe	TXPlatfor.exe
PID 2960 wrote to memory of 2684	2960	TXPlatfor.exe	TXPlatfor.exe
PID 2960 wrote to memory of 2684	2960	TXPlatfor.exe	TXPlatfor.exe
PID 2680 wrote to memory of 2584	2680	cmd.exe	PING.EXE
PID 2680 wrote to memory of 2584	2680	cmd.exe	PING.EXE
PID 2680 wrote to memory of 2584	2680	cmd.exe	PING.EXE
PID 2680 wrote to memory of 2584	2680	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\8ab75d2cf26d6147f3385edf5959a41bc18cd45b14bdc04f3fbe1faa1d23912d.exe
"C:\Users\Admin\AppData\Local\Temp\8ab75d2cf26d6147f3385edf5959a41bc18cd45b14bdc04f3fbe1faa1d23912d.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2796

C:\Users\Admin\AppData\Local\Temp\R.exe
C:\Users\Admin\AppData\Local\Temp\\R.exe
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in System32 directory
PID:2408

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:2216

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:2680

C:\Windows\SysWOW64\PING.EXE
ping -n 2 127.0.0.1
4⤵
- Runs ping.exe
PID:2584

C:\Windows\SysWOW64\TXPlatfor.exe
C:\Windows\SysWOW64\TXPlatfor.exe -auto
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2960

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 Matrix ATT&CK v13

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

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\Desktop\RemoveFormat.exe
Filesize
2.6MB

MD5
6d3a8838921cc9d8c73c9ab4201e8d5b

SHA1
e526acf3cae080cb1c55c6ef5ed84a20461c0bd3

SHA256
5eb49b907c432ad8c374bf42de1050235c33f170513a836eee886b00aa526e9b

SHA512
9bf62c8639386e8438179db01b34a770f49b60c7bccfd27a4c5e1a16259ea82159684fb0432d126a0ba1bbc53d843a8240d4eff03c0a053281308fda7d27d497

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\259397245.txt
Filesize
899KB

MD5
26f11b9fbe926ead07b7d681cbc49225

SHA1
696a0cc362f7d04e029b4e51e38e897b3eff5a9d

SHA256
0e8f2f9ac0ee4bdeda848eb335e4da9265fd21fa161addcb2f9cbe04e8b25fdf

SHA512
8e9bd0e503e5b6415147afc1ff1a1d4f9b498539c5dd932e43f2c1ab9789ab45fcee6676d5a2cce2231cd44bf3ac0ea197e95851f24b2a2eec97eba15a5c0a68

Download Submit
memory/2216-15-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2216-20-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2216-16-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2216-13-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2684-37-0x0000000010000000-0x00000000101B6000-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/2960-26-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2960-36-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads