gh0strat | 94acf562b1552277b0d4a556600e011f4803bf9ff34925a7562a6e4c57cc88fc

Analysis

max time kernel
150s
max time network
122s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
28-12-2024 23:52

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

94acf562b1552277b0d4a556600e011f4803bf9ff34925a7562a6e4c57cc88fc.exe
Size

2.9MB
MD5

1b1862b8fbc5144dafee38963bc60352
SHA1

8fc39c3cf211207a81ed1ee9b7909e80a8b628a0
SHA256

94acf562b1552277b0d4a556600e011f4803bf9ff34925a7562a6e4c57cc88fc
SHA512

e733e406176a3dfbf389403a6a1cb65e4974af77601e8e592c08b2644ba924f2e01ec0f2ddbeee48aacf8fd97a535fa51f83be352178bfe3e168d9260134d7d0
SSDEEP

49152:OCwsbCANnKXferL7Vwe/Gg0P+WhIsABTuGXeN:pws2ANnKXOaeOgmhI1BTuGXeN

Score

10^/10

gh0strat purplefox discovery persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 7 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral1/memory/2084-20-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2084-21-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2828-43-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2828-42-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2828-45-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2828-47-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2828-50-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 8 IoCs

resource	yara_rule
behavioral1/files/0x00070000000186ca-6.dat	family_gh0strat
behavioral1/memory/2084-20-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2084-21-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2828-43-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2828-42-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2828-45-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2828-47-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2828-50-0x0000000010000000-0x00000000101B6000-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
Gh0strat family
gh0strat
PurpleFox
PurpleFox is an exploit kit used to distribute other malware families and first seen in 2018.
rootkit trojan purplefox
Purplefox family
purplefox

Drops file in Drivers directory 1 IoCs

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

Server Software Component: Terminal Services DLL 1 TTPs 1 IoCs

persistence

Terminal Services DLL

T1505.005

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Remote Data\Parameters\ServiceDll = "C:\\Windows\\system32\\259445028.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 7 IoCs

pid	Process
2404	R.exe
2084	N.exe
948	TXPlatfor.exe
2828	TXPlatfor.exe
2760	HD_94acf562b1552277b0d4a556600e011f4803bf9ff34925a7562a6e4c57cc88fc.exe
1260	Process not Found
1828	Remote Data.exe

Loads dropped DLL 9 IoCs

pid	Process
2136	94acf562b1552277b0d4a556600e011f4803bf9ff34925a7562a6e4c57cc88fc.exe
2404	R.exe
740	svchost.exe
2136	94acf562b1552277b0d4a556600e011f4803bf9ff34925a7562a6e4c57cc88fc.exe
948	TXPlatfor.exe
2136	94acf562b1552277b0d4a556600e011f4803bf9ff34925a7562a6e4c57cc88fc.exe
2864	Process not Found
740	svchost.exe
1828	Remote Data.exe

Drops file in System32 directory 6 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\259445028.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
File created	C:\Windows\SysWOW64\TXPlatfor.exe	N.exe
File opened for modification	C:\Windows\SysWOW64\TXPlatfor.exe	N.exe

UPX packed file 9 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2084-20-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2084-21-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2084-18-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2828-43-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2828-42-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2828-40-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2828-45-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2828-47-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2828-50-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

System Location Discovery: System Language Discovery 1 TTPs 8 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Remote Data.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	94acf562b1552277b0d4a556600e011f4803bf9ff34925a7562a6e4c57cc88fc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	R.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	TXPlatfor.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
2840	cmd.exe
2796	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2796	PING.EXE

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2136	94acf562b1552277b0d4a556600e011f4803bf9ff34925a7562a6e4c57cc88fc.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
2828	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2084	N.exe
Token: SeLoadDriverPrivilege	2828	TXPlatfor.exe
Token: 33	2828	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2828	TXPlatfor.exe
Token: 33	2828	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2828	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2136	94acf562b1552277b0d4a556600e011f4803bf9ff34925a7562a6e4c57cc88fc.exe
2136	94acf562b1552277b0d4a556600e011f4803bf9ff34925a7562a6e4c57cc88fc.exe

Suspicious use of WriteProcessMemory 34 IoCs

description	pid	Process	procid_target
PID 2136 wrote to memory of 2404	2136	94acf562b1552277b0d4a556600e011f4803bf9ff34925a7562a6e4c57cc88fc.exe	30
PID 2136 wrote to memory of 2404	2136	94acf562b1552277b0d4a556600e011f4803bf9ff34925a7562a6e4c57cc88fc.exe	30
PID 2136 wrote to memory of 2404	2136	94acf562b1552277b0d4a556600e011f4803bf9ff34925a7562a6e4c57cc88fc.exe	30
PID 2136 wrote to memory of 2404	2136	94acf562b1552277b0d4a556600e011f4803bf9ff34925a7562a6e4c57cc88fc.exe	30
PID 2136 wrote to memory of 2084	2136	94acf562b1552277b0d4a556600e011f4803bf9ff34925a7562a6e4c57cc88fc.exe	33
PID 2136 wrote to memory of 2084	2136	94acf562b1552277b0d4a556600e011f4803bf9ff34925a7562a6e4c57cc88fc.exe	33
PID 2136 wrote to memory of 2084	2136	94acf562b1552277b0d4a556600e011f4803bf9ff34925a7562a6e4c57cc88fc.exe	33
PID 2136 wrote to memory of 2084	2136	94acf562b1552277b0d4a556600e011f4803bf9ff34925a7562a6e4c57cc88fc.exe	33
PID 2136 wrote to memory of 2084	2136	94acf562b1552277b0d4a556600e011f4803bf9ff34925a7562a6e4c57cc88fc.exe	33
PID 2136 wrote to memory of 2084	2136	94acf562b1552277b0d4a556600e011f4803bf9ff34925a7562a6e4c57cc88fc.exe	33
PID 2136 wrote to memory of 2084	2136	94acf562b1552277b0d4a556600e011f4803bf9ff34925a7562a6e4c57cc88fc.exe	33
PID 2084 wrote to memory of 2840	2084	N.exe	35
PID 2084 wrote to memory of 2840	2084	N.exe	35
PID 2084 wrote to memory of 2840	2084	N.exe	35
PID 2084 wrote to memory of 2840	2084	N.exe	35
PID 948 wrote to memory of 2828	948	TXPlatfor.exe	36
PID 948 wrote to memory of 2828	948	TXPlatfor.exe	36
PID 948 wrote to memory of 2828	948	TXPlatfor.exe	36
PID 948 wrote to memory of 2828	948	TXPlatfor.exe	36
PID 948 wrote to memory of 2828	948	TXPlatfor.exe	36
PID 948 wrote to memory of 2828	948	TXPlatfor.exe	36
PID 948 wrote to memory of 2828	948	TXPlatfor.exe	36
PID 2136 wrote to memory of 2760	2136	94acf562b1552277b0d4a556600e011f4803bf9ff34925a7562a6e4c57cc88fc.exe	38
PID 2136 wrote to memory of 2760	2136	94acf562b1552277b0d4a556600e011f4803bf9ff34925a7562a6e4c57cc88fc.exe	38
PID 2136 wrote to memory of 2760	2136	94acf562b1552277b0d4a556600e011f4803bf9ff34925a7562a6e4c57cc88fc.exe	38
PID 2136 wrote to memory of 2760	2136	94acf562b1552277b0d4a556600e011f4803bf9ff34925a7562a6e4c57cc88fc.exe	38
PID 2840 wrote to memory of 2796	2840	cmd.exe	40
PID 2840 wrote to memory of 2796	2840	cmd.exe	40
PID 2840 wrote to memory of 2796	2840	cmd.exe	40
PID 2840 wrote to memory of 2796	2840	cmd.exe	40
PID 740 wrote to memory of 1828	740	svchost.exe	42
PID 740 wrote to memory of 1828	740	svchost.exe	42
PID 740 wrote to memory of 1828	740	svchost.exe	42
PID 740 wrote to memory of 1828	740	svchost.exe	42

C:\Users\Admin\AppData\Local\Temp\94acf562b1552277b0d4a556600e011f4803bf9ff34925a7562a6e4c57cc88fc.exe
"C:\Users\Admin\AppData\Local\Temp\94acf562b1552277b0d4a556600e011f4803bf9ff34925a7562a6e4c57cc88fc.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2136
- C:\Users\Admin\AppData\Local\Temp\R.exe
  C:\Users\Admin\AppData\Local\Temp\\R.exe
  2⤵
  - Server Software Component: Terminal Services DLL
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  PID:2404
- 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
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2084
- - 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⤵
    - System Location Discovery: System Language Discovery
    - System Network Configuration Discovery: Internet Connection Discovery
    - Suspicious use of WriteProcessMemory
    PID:2840
  - - C:\Windows\SysWOW64\PING.EXE
      ping -n 2 127.0.0.1
      4⤵
      System Location Discovery: System Language Discovery
      System Network Configuration Discovery: Internet Connection Discovery
      Runs ping.exe
      PID:2796
- C:\Users\Admin\AppData\Local\Temp\HD_94acf562b1552277b0d4a556600e011f4803bf9ff34925a7562a6e4c57cc88fc.exe
  C:\Users\Admin\AppData\Local\Temp\HD_94acf562b1552277b0d4a556600e011f4803bf9ff34925a7562a6e4c57cc88fc.exe
  2⤵
  - Executes dropped EXE
  PID:2760

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
PID:1904

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:740
- C:\Windows\SysWOW64\Remote Data.exe
  "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\259445028.txt",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:1828

C:\Windows\SysWOW64\TXPlatfor.exe
C:\Windows\SysWOW64\TXPlatfor.exe -auto
1⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:948
- 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:2828

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Server Software Component

T1505

Terminal Services DLL

T1505.005

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Remote System Discovery

T1018

System Location Discovery

T1614

System Language Discovery

T1614.001

System Network Configuration Discovery

T1016

Internet Connection Discovery

T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\HD_94acf562b1552277b0d4a556600e011f4803bf9ff34925a7562a6e4c57cc88fc.exe

Filesize
302KB

MD5
3a805138eee5bebc8201358c6409f463

SHA1
ec40b6272b3d6f923838062e619c7488e53f921b

SHA256
2df0b975c95c5ba50f3da5191787c90bd53d970faa607cd3cfe3707ae872a98f

SHA512
6bf572dc259c996f79b1861b52e23d7c1232a5a827081765be22f51e425c8aee0c84f7b9f6c7671dfa808f9baaf51dad1de4bf79d6ea86a3d3502ceb73ef44ee

Download Submit
C:\Users\Admin\AppData\Local\Temp\HD_X.dat

Filesize
2.6MB

MD5
97958c76750221e2953392782e393c54

SHA1
125961f3d7ba5404792478b929e331a3188c0e42

SHA256
93bba883b08d311455ffdcd4c2a8f70a5e5eb4294a158c840ef6757b10259f6b

SHA512
2d5cfb8751911c4d3980cf2059e87c37ef3d9cf02736d8494f8983a05677abbcc750613b2d609540e0c317b94359b74b8347491a9417b36a3ad5b2d03d6363e2

Download Submit
C:\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\259445028.txt

Filesize
899KB

MD5
5dcf117b0ecf9fc06c2d82cced083163

SHA1
6ce78c4ff593d1997a14cb4a70cd75adecbb4b1c

SHA256
fdd604d38199a9ac33f1c17c92a48f48ccb1dffa4571e591dc3c5cbb858d3a6b

SHA512
cd395a516036b3b9e1cb97ce1b96b03a33c5771e848f1fd7ad2d48109f99e1858d5d9a96e757a3d4c70055f4bc5662e26c519af11aeeb777115beecadb73e3a5

Download Submit
\Windows\SysWOW64\Remote Data.exe

Filesize
43KB

MD5
51138beea3e2c21ec44d0932c71762a8

SHA1
8939cf35447b22dd2c6e6f443446acc1bf986d58

SHA256
5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

SHA512
794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

Download Submit
memory/2084-20-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2084-18-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2084-21-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2828-43-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2828-42-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2828-40-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2828-45-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2828-47-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2828-50-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download