gh0strat | 8dcabade62b6dfac43c4c91dee5618eeb9c3b428f0fc829af650fc147aec05e2

Analysis

max time kernel
150s
max time network
18s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
11-11-2024 01:51

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General

Target

8dcabade62b6dfac43c4c91dee5618eeb9c3b428f0fc829af650fc147aec05e2.exe
Size

2.4MB
MD5

672604d11fec00c9cbb5249ab2bdd726
SHA1

50e81482fa9eae11b6b09e2f9f84a6ebad397cd5
SHA256

8dcabade62b6dfac43c4c91dee5618eeb9c3b428f0fc829af650fc147aec05e2
SHA512

c46cb73d07436716922267f07a0cd949b3251d31d59482337dfc98503fa2a3a9dabe2c28d3f2b0698aa5adf99b966bfb6ce9de93455f7955140aba66fd0163bc
SSDEEP

24576:pCwsbKgbQ5NANIvGTYwMHXA+wT1kfTw4SIuvB74fgt7ibhRM5QhKehFdMtRj7nHb:pCwsbCANnKXferL7Vwe/Gg0P+WhU6q

Score

10^/10

gh0strat purplefox discovery persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 5 IoCs

Detect PurpleFox Rootkit.

rootkit

Processes:

resource	yara_rule
behavioral1/memory/2868-20-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2868-21-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2756-38-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2756-42-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2756-43-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 6 IoCs

Processes:

resource	yara_rule
\Windows\SysWOW64\259520954.txt	family_gh0strat
behavioral1/memory/2868-20-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2868-21-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2756-38-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2756-42-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2756-43-0x0000000010000000-0x00000000101B6000-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
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

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

Server Software Component: Terminal Services DLL 1 TTPs 1 IoCs

persistence

Terminal Services DLL

T1505.005

Processes:

R.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Remote Data\Parameters\ServiceDll = "C:\\Windows\\system32\\259520954.txt"	R.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 5 IoCs

Processes:

R.exeN.exeTXPlatfor.exeTXPlatfor.exeRemote Data.exe

pid process

2296 R.exe
2868 N.exe
3028 TXPlatfor.exe
2756 TXPlatfor.exe
2936 Remote Data.exe

pid	process
2296	R.exe
2868	N.exe
3028	TXPlatfor.exe
2756	TXPlatfor.exe
2936	Remote Data.exe

Loads dropped DLL 7 IoCs

Processes:

8dcabade62b6dfac43c4c91dee5618eeb9c3b428f0fc829af650fc147aec05e2.exeR.exesvchost.exeTXPlatfor.exeRemote Data.exe

pid	process
2904	8dcabade62b6dfac43c4c91dee5618eeb9c3b428f0fc829af650fc147aec05e2.exe
2296	R.exe
2968	svchost.exe
2904	8dcabade62b6dfac43c4c91dee5618eeb9c3b428f0fc829af650fc147aec05e2.exe
3028	TXPlatfor.exe
2968	svchost.exe
2936	Remote Data.exe

Drops file in System32 directory 6 IoCs

Processes:

svchost.exeN.exeR.exe

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\259520954.txt	R.exe
File opened for modification	C:\Windows\SysWOW64\ini.ini	R.exe
File created	C:\Windows\SysWOW64\Remote Data.exe	svchost.exe

UPX packed file 6 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/2868-20-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2868-21-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2868-19-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2756-38-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2756-42-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2756-43-0x0000000010000000-0x00000000101B6000-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

Processes:

cmd.exePING.EXERemote Data.exe8dcabade62b6dfac43c4c91dee5618eeb9c3b428f0fc829af650fc147aec05e2.exeR.exesvchost.exeN.exeTXPlatfor.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
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	8dcabade62b6dfac43c4c91dee5618eeb9c3b428f0fc829af650fc147aec05e2.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

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

Processes:

cmd.exePING.EXE

pid process

1528 cmd.exe
2564 PING.EXE
Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

2564 PING.EXE
Suspicious behavior: LoadsDriver 1 IoCs

Processes:

TXPlatfor.exe

pid process

2756 TXPlatfor.exe

pid	process
1528	cmd.exe
2564	PING.EXE

pid	process
2564	PING.EXE

pid	process
2756	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

N.exeTXPlatfor.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	2868	N.exe
Token: SeLoadDriverPrivilege	2756	TXPlatfor.exe
Token: 33	2756	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2756	TXPlatfor.exe
Token: 33	2756	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2756	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

8dcabade62b6dfac43c4c91dee5618eeb9c3b428f0fc829af650fc147aec05e2.exe

pid	process
2904	8dcabade62b6dfac43c4c91dee5618eeb9c3b428f0fc829af650fc147aec05e2.exe
2904	8dcabade62b6dfac43c4c91dee5618eeb9c3b428f0fc829af650fc147aec05e2.exe

Suspicious use of WriteProcessMemory 30 IoCs

Processes:

8dcabade62b6dfac43c4c91dee5618eeb9c3b428f0fc829af650fc147aec05e2.exeN.exeTXPlatfor.execmd.exesvchost.exe

description	pid	process	target process
PID 2904 wrote to memory of 2296	2904	8dcabade62b6dfac43c4c91dee5618eeb9c3b428f0fc829af650fc147aec05e2.exe	R.exe
PID 2904 wrote to memory of 2296	2904	8dcabade62b6dfac43c4c91dee5618eeb9c3b428f0fc829af650fc147aec05e2.exe	R.exe
PID 2904 wrote to memory of 2296	2904	8dcabade62b6dfac43c4c91dee5618eeb9c3b428f0fc829af650fc147aec05e2.exe	R.exe
PID 2904 wrote to memory of 2296	2904	8dcabade62b6dfac43c4c91dee5618eeb9c3b428f0fc829af650fc147aec05e2.exe	R.exe
PID 2904 wrote to memory of 2868	2904	8dcabade62b6dfac43c4c91dee5618eeb9c3b428f0fc829af650fc147aec05e2.exe	N.exe
PID 2904 wrote to memory of 2868	2904	8dcabade62b6dfac43c4c91dee5618eeb9c3b428f0fc829af650fc147aec05e2.exe	N.exe
PID 2904 wrote to memory of 2868	2904	8dcabade62b6dfac43c4c91dee5618eeb9c3b428f0fc829af650fc147aec05e2.exe	N.exe
PID 2904 wrote to memory of 2868	2904	8dcabade62b6dfac43c4c91dee5618eeb9c3b428f0fc829af650fc147aec05e2.exe	N.exe
PID 2904 wrote to memory of 2868	2904	8dcabade62b6dfac43c4c91dee5618eeb9c3b428f0fc829af650fc147aec05e2.exe	N.exe
PID 2904 wrote to memory of 2868	2904	8dcabade62b6dfac43c4c91dee5618eeb9c3b428f0fc829af650fc147aec05e2.exe	N.exe
PID 2904 wrote to memory of 2868	2904	8dcabade62b6dfac43c4c91dee5618eeb9c3b428f0fc829af650fc147aec05e2.exe	N.exe
PID 2868 wrote to memory of 1528	2868	N.exe	cmd.exe
PID 2868 wrote to memory of 1528	2868	N.exe	cmd.exe
PID 2868 wrote to memory of 1528	2868	N.exe	cmd.exe
PID 2868 wrote to memory of 1528	2868	N.exe	cmd.exe
PID 3028 wrote to memory of 2756	3028	TXPlatfor.exe	TXPlatfor.exe
PID 3028 wrote to memory of 2756	3028	TXPlatfor.exe	TXPlatfor.exe
PID 3028 wrote to memory of 2756	3028	TXPlatfor.exe	TXPlatfor.exe
PID 3028 wrote to memory of 2756	3028	TXPlatfor.exe	TXPlatfor.exe
PID 3028 wrote to memory of 2756	3028	TXPlatfor.exe	TXPlatfor.exe
PID 3028 wrote to memory of 2756	3028	TXPlatfor.exe	TXPlatfor.exe
PID 3028 wrote to memory of 2756	3028	TXPlatfor.exe	TXPlatfor.exe
PID 1528 wrote to memory of 2564	1528	cmd.exe	PING.EXE
PID 1528 wrote to memory of 2564	1528	cmd.exe	PING.EXE
PID 1528 wrote to memory of 2564	1528	cmd.exe	PING.EXE
PID 1528 wrote to memory of 2564	1528	cmd.exe	PING.EXE
PID 2968 wrote to memory of 2936	2968	svchost.exe	Remote Data.exe
PID 2968 wrote to memory of 2936	2968	svchost.exe	Remote Data.exe
PID 2968 wrote to memory of 2936	2968	svchost.exe	Remote Data.exe
PID 2968 wrote to memory of 2936	2968	svchost.exe	Remote Data.exe

C:\Users\Admin\AppData\Local\Temp\8dcabade62b6dfac43c4c91dee5618eeb9c3b428f0fc829af650fc147aec05e2.exe
"C:\Users\Admin\AppData\Local\Temp\8dcabade62b6dfac43c4c91dee5618eeb9c3b428f0fc829af650fc147aec05e2.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2904
- 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:2296
- 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:2868
- - 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:1528
  - - 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:2564

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
PID:2436

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:2968
- C:\Windows\SysWOW64\Remote Data.exe
  "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\259520954.txt",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:2936

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:3028
- 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:2756

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

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Downloads

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

Filesize
2.4MB

MD5
672604d11fec00c9cbb5249ab2bdd726

SHA1
50e81482fa9eae11b6b09e2f9f84a6ebad397cd5

SHA256
8dcabade62b6dfac43c4c91dee5618eeb9c3b428f0fc829af650fc147aec05e2

SHA512
c46cb73d07436716922267f07a0cd949b3251d31d59482337dfc98503fa2a3a9dabe2c28d3f2b0698aa5adf99b966bfb6ce9de93455f7955140aba66fd0163bc

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\259520954.txt

Filesize
899KB

MD5
06d85d5baceb84e51b3568bbfc8a6f91

SHA1
dc97e6be0c546add6a153dd94fb8b45e64879fb6

SHA256
8d07533294b8cdb373e93c31354e3fc0725581f5aa5b5962bd00ddf9d7f14163

SHA512
ebd19c0e48ee7e6a4fc5aba779265393786160f2fd3c16a050fc2fa65d9d2d4aba7b55024339284b45b01f1842a790020c84e05c03422c7dbd5eecc6d000c24a

Download Submit
\Windows\SysWOW64\Remote Data.exe

Filesize
43KB

MD5
51138beea3e2c21ec44d0932c71762a8

SHA1
8939cf35447b22dd2c6e6f443446acc1bf986d58

SHA256
5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

SHA512
794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

Download Submit
memory/2756-38-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2756-42-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2756-43-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2868-20-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2868-21-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2868-19-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download