gh0strat | 5a16a7b44fb1bffabe8af04c5863006e4d75a30108a74d548eccba2904038930

General

Target

5a16a7b44fb1bffabe8af04c5863006e4d75a30108a74d548eccba2904038930.exe
Size

2.5MB
MD5

953d8ca270621e3781dd71bf478ee62c
SHA1

6f7327f7b4bb9b8f2733b212fa85124e020c806a
SHA256

5a16a7b44fb1bffabe8af04c5863006e4d75a30108a74d548eccba2904038930
SHA512

76739439c0d802d46b7bc73b6dca6c4dbbac184ef2828e2cac19aa722be930971483f091dea74ddbd51cc951913fbe9f3c545908aa92fae666c6bc450f36689d
SSDEEP

24576:gCwsbKgbQ5NANIvGTYwMHXA+wT1kfTw4SIuvB74fgt7ibhRM5QhKehFdMtRj7nHO:gCwsbCANnKXferL7Vwe/Gg0P+Wh5gM

Score

10^/10

gh0strat purplefox persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 7 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral2/memory/3268-19-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3268-20-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2996-29-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4560-39-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4560-41-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4560-36-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2996-28-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 8 IoCs

resource	yara_rule
behavioral2/files/0x0008000000023402-5.dat	family_gh0strat
behavioral2/memory/3268-19-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3268-20-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2996-29-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4560-39-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4560-41-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4560-36-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2996-28-0x0000000010000000-0x00000000101B6000-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	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

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Remote Data\Parameters\ServiceDll = "C:\\Windows\\system32\\240597578.txt"	R.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"	TXPlatfor.exe

Executes dropped EXE 5 IoCs

pid	Process
1276	R.exe
3268	N.exe
2996	TXPlatfor.exe
4560	TXPlatfor.exe
2900	Remote Data.exe

Loads dropped DLL 3 IoCs

pid	Process
1276	R.exe
1392	svchost.exe
2900	Remote Data.exe

UPX packed file 9 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3268-19-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3268-17-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3268-20-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2996-26-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2996-29-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4560-39-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4560-41-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4560-36-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2996-28-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 6 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\Remote Data.exe	svchost.exe
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\240597578.txt	R.exe
File opened for modification	C:\Windows\SysWOW64\ini.ini	R.exe
File created	C:\Windows\SysWOW64\Remote Data.exe	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2984	PING.EXE

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
4560	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	3268	N.exe
Token: SeLoadDriverPrivilege	4560	TXPlatfor.exe
Token: 33	4560	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	4560	TXPlatfor.exe
Token: 33	4560	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	4560	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3200	5a16a7b44fb1bffabe8af04c5863006e4d75a30108a74d548eccba2904038930.exe
3200	5a16a7b44fb1bffabe8af04c5863006e4d75a30108a74d548eccba2904038930.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 3200 wrote to memory of 1276	3200	5a16a7b44fb1bffabe8af04c5863006e4d75a30108a74d548eccba2904038930.exe	82
PID 3200 wrote to memory of 1276	3200	5a16a7b44fb1bffabe8af04c5863006e4d75a30108a74d548eccba2904038930.exe	82
PID 3200 wrote to memory of 1276	3200	5a16a7b44fb1bffabe8af04c5863006e4d75a30108a74d548eccba2904038930.exe	82
PID 3200 wrote to memory of 3268	3200	5a16a7b44fb1bffabe8af04c5863006e4d75a30108a74d548eccba2904038930.exe	85
PID 3200 wrote to memory of 3268	3200	5a16a7b44fb1bffabe8af04c5863006e4d75a30108a74d548eccba2904038930.exe	85
PID 3200 wrote to memory of 3268	3200	5a16a7b44fb1bffabe8af04c5863006e4d75a30108a74d548eccba2904038930.exe	85
PID 2996 wrote to memory of 4560	2996	TXPlatfor.exe	89
PID 2996 wrote to memory of 4560	2996	TXPlatfor.exe	89
PID 2996 wrote to memory of 4560	2996	TXPlatfor.exe	89
PID 3268 wrote to memory of 2972	3268	N.exe	90
PID 3268 wrote to memory of 2972	3268	N.exe	90
PID 3268 wrote to memory of 2972	3268	N.exe	90
PID 2972 wrote to memory of 2984	2972	cmd.exe	92
PID 2972 wrote to memory of 2984	2972	cmd.exe	92
PID 2972 wrote to memory of 2984	2972	cmd.exe	92
PID 1392 wrote to memory of 2900	1392	svchost.exe	96
PID 1392 wrote to memory of 2900	1392	svchost.exe	96
PID 1392 wrote to memory of 2900	1392	svchost.exe	96

C:\Users\Admin\AppData\Local\Temp\5a16a7b44fb1bffabe8af04c5863006e4d75a30108a74d548eccba2904038930.exe
"C:\Users\Admin\AppData\Local\Temp\5a16a7b44fb1bffabe8af04c5863006e4d75a30108a74d548eccba2904038930.exe"
1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3200
- 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:1276
- 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:3268
- - 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:2972
  - - C:\Windows\SysWOW64\PING.EXE
      ping -n 2 127.0.0.1
      4⤵
      Runs ping.exe
      PID:2984

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
PID:1068

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:1392
- C:\Windows\SysWOW64\Remote Data.exe
  "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\240597578.txt",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:2900

C:\Windows\SysWOW64\TXPlatfor.exe
C:\Windows\SysWOW64\TXPlatfor.exe -auto
1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2996
- 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:4560

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
2.5MB

MD5
953d8ca270621e3781dd71bf478ee62c

SHA1
6f7327f7b4bb9b8f2733b212fa85124e020c806a

SHA256
5a16a7b44fb1bffabe8af04c5863006e4d75a30108a74d548eccba2904038930

SHA512
76739439c0d802d46b7bc73b6dca6c4dbbac184ef2828e2cac19aa722be930971483f091dea74ddbd51cc951913fbe9f3c545908aa92fae666c6bc450f36689d

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

Filesize
377KB

MD5
4a36a48e58829c22381572b2040b6fe0

SHA1
f09d30e44ff7e3f20a5de307720f3ad148c6143b

SHA256
3de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8

SHA512
5d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0

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

Filesize
941KB

MD5
8dc3adf1c490211971c1e2325f1424d2

SHA1
4eec4a4e7cb97c5efa6c72e0731cd090c0c4adc5

SHA256
bc29f2022ab3b812e50c8681ff196f090c038b5ab51e37daffac4469a8c2eb2c

SHA512
ae92ea20b359849dcdba4808119b154e3af5ef3687ee09de1797610fe8c4d3eb9065b068074d35adddb4b225d17c619baff3944cb137ad196bcef7a6507f920d

Download Submit
C:\Windows\SysWOW64\240597578.txt

Filesize
899KB

MD5
59b1baa20fe01e3295d532825e2c1f37

SHA1
5112ff49157b3423d2882f4c21edc23651af5cb9

SHA256
b627e4b6410ae19f4053e34ce873d162a466b22cbd668d9be3f64ab37962570d

SHA512
4c6fe604fdf4420e548674098f9718a522a766f10d2a5bd06d5ea09d109a8e4406b07ef93f7fd00c9ebfa0330cf5d30bf13f38c86c15c5b63b1c60d478c34ee7

Download Submit
C:\Windows\SysWOW64\Remote Data.exe

Filesize
60KB

MD5
889b99c52a60dd49227c5e485a016679

SHA1
8fa889e456aa646a4d0a4349977430ce5fa5e2d7

SHA256
6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

SHA512
08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

Download Submit
memory/2996-29-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2996-28-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2996-26-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3268-20-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3268-23-0x00007FF8881B0000-0x00007FF8883A5000-memory.dmp

Filesize
2.0MB

Download
memory/3268-17-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3268-19-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4560-39-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4560-41-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4560-36-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads