gh0strat | a432da9e86118362294bcaaba91a7e9e47aa5552522e674acffede76a7d5b9e0

General

Target

a432da9e86118362294bcaaba91a7e9e47aa5552522e674acffede76a7d5b9e0.exe
Size

2.7MB
MD5

8bea7192a56a57ab71f0fcb9b0887d05
SHA1

e5b0d4d3eb40e90f6a6fd673ba9680b31fee5b82
SHA256

a432da9e86118362294bcaaba91a7e9e47aa5552522e674acffede76a7d5b9e0
SHA512

670087b78569e00b9cea59a55543dce35e4bfbdbd107f35346dbc283680eb354fe5791a51adfe4100499ba9c94ee5ae5b781aa7c18eea86c7e3cb2ebc1fe325c
SSDEEP

49152:YCwsbCANnKXferL7Vwe/Gg0P+WhJw4jG3Dz:zws2ANnKXOaeOgmh3j2Dz

Score

10^/10

gh0strat purplefox discovery persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 8 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral1/memory/2140-16-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2140-17-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2600-26-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2140-30-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2600-38-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2820-39-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2820-43-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2820-44-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 9 IoCs

resource	yara_rule
behavioral1/files/0x0008000000016d63-6.dat	family_gh0strat
behavioral1/memory/2140-16-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2140-17-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2600-26-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2140-30-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2600-38-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2820-39-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2820-43-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2820-44-0x0000000010000000-0x00000000101B6000-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 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 4 IoCs

pid	Process
2220	R.exe
2140	N.exe
2600	TXPlatfor.exe
2820	TXPlatfor.exe

Loads dropped DLL 4 IoCs

pid	Process
2784	a432da9e86118362294bcaaba91a7e9e47aa5552522e674acffede76a7d5b9e0.exe
2220	R.exe
2784	a432da9e86118362294bcaaba91a7e9e47aa5552522e674acffede76a7d5b9e0.exe
2600	TXPlatfor.exe

UPX packed file 9 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2140-13-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2140-16-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2140-17-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2600-26-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2140-30-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2600-38-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2820-39-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2820-43-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2820-44-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 3 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\259419881.txt	R.exe
File created	C:\Windows\SysWOW64\TXPlatfor.exe	N.exe
File opened for modification	C:\Windows\SysWOW64\TXPlatfor.exe	N.exe

System Location Discovery: System Language Discovery 1 TTPs 6 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	N.exe
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	a432da9e86118362294bcaaba91a7e9e47aa5552522e674acffede76a7d5b9e0.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	R.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

pid	Process
2692	cmd.exe
484	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
484	PING.EXE

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
2820	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2140	N.exe
Token: SeLoadDriverPrivilege	2820	TXPlatfor.exe
Token: 33	2820	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2820	TXPlatfor.exe
Token: 33	2820	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2820	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2784	a432da9e86118362294bcaaba91a7e9e47aa5552522e674acffede76a7d5b9e0.exe
2784	a432da9e86118362294bcaaba91a7e9e47aa5552522e674acffede76a7d5b9e0.exe

Suspicious use of WriteProcessMemory 26 IoCs

description	pid	Process	procid_target
PID 2784 wrote to memory of 2220	2784	a432da9e86118362294bcaaba91a7e9e47aa5552522e674acffede76a7d5b9e0.exe	30
PID 2784 wrote to memory of 2220	2784	a432da9e86118362294bcaaba91a7e9e47aa5552522e674acffede76a7d5b9e0.exe	30
PID 2784 wrote to memory of 2220	2784	a432da9e86118362294bcaaba91a7e9e47aa5552522e674acffede76a7d5b9e0.exe	30
PID 2784 wrote to memory of 2220	2784	a432da9e86118362294bcaaba91a7e9e47aa5552522e674acffede76a7d5b9e0.exe	30
PID 2784 wrote to memory of 2140	2784	a432da9e86118362294bcaaba91a7e9e47aa5552522e674acffede76a7d5b9e0.exe	31
PID 2784 wrote to memory of 2140	2784	a432da9e86118362294bcaaba91a7e9e47aa5552522e674acffede76a7d5b9e0.exe	31
PID 2784 wrote to memory of 2140	2784	a432da9e86118362294bcaaba91a7e9e47aa5552522e674acffede76a7d5b9e0.exe	31
PID 2784 wrote to memory of 2140	2784	a432da9e86118362294bcaaba91a7e9e47aa5552522e674acffede76a7d5b9e0.exe	31
PID 2784 wrote to memory of 2140	2784	a432da9e86118362294bcaaba91a7e9e47aa5552522e674acffede76a7d5b9e0.exe	31
PID 2784 wrote to memory of 2140	2784	a432da9e86118362294bcaaba91a7e9e47aa5552522e674acffede76a7d5b9e0.exe	31
PID 2784 wrote to memory of 2140	2784	a432da9e86118362294bcaaba91a7e9e47aa5552522e674acffede76a7d5b9e0.exe	31
PID 2600 wrote to memory of 2820	2600	TXPlatfor.exe	34
PID 2600 wrote to memory of 2820	2600	TXPlatfor.exe	34
PID 2600 wrote to memory of 2820	2600	TXPlatfor.exe	34
PID 2600 wrote to memory of 2820	2600	TXPlatfor.exe	34
PID 2600 wrote to memory of 2820	2600	TXPlatfor.exe	34
PID 2600 wrote to memory of 2820	2600	TXPlatfor.exe	34
PID 2600 wrote to memory of 2820	2600	TXPlatfor.exe	34
PID 2140 wrote to memory of 2692	2140	N.exe	33
PID 2140 wrote to memory of 2692	2140	N.exe	33
PID 2140 wrote to memory of 2692	2140	N.exe	33
PID 2140 wrote to memory of 2692	2140	N.exe	33
PID 2692 wrote to memory of 484	2692	cmd.exe	36
PID 2692 wrote to memory of 484	2692	cmd.exe	36
PID 2692 wrote to memory of 484	2692	cmd.exe	36
PID 2692 wrote to memory of 484	2692	cmd.exe	36

C:\Users\Admin\AppData\Local\Temp\a432da9e86118362294bcaaba91a7e9e47aa5552522e674acffede76a7d5b9e0.exe
"C:\Users\Admin\AppData\Local\Temp\a432da9e86118362294bcaaba91a7e9e47aa5552522e674acffede76a7d5b9e0.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2784
- 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
  - System Location Discovery: System Language Discovery
  PID:2220
- 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:2140
- - 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:2692
  - - 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:484

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:2600
- 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:2820

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

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

System Network Configuration Discovery

1

T1016

Internet Connection Discovery

1

T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\Desktop\ConvertFromReceive.exe

Filesize
3.6MB

MD5
0b69bd7ce0f58d7610ce853a9a128b68

SHA1
690d193669d4870624c96d6a341e65b4f08f1e51

SHA256
a10586b11953730e5c3863667cd653b281861729d67763b1964b7face1a71f87

SHA512
2c3a510a95995c1eeafbdedccc9fe3a5e348fb979135a7eb341b76f9b88f7592f6f8d18b85350cb2f9a01d4922227cb5a21d9d012dfcc04b144576155fbd2171

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\259419881.txt

Filesize
899KB

MD5
8dd2086a9c958f5936028284a2570375

SHA1
b1d497707f006c57c3bac35d44043f03c76bdb9d

SHA256
195e0ac4c511097058f98fafa5019402333ff3d0856ee6e23531c5b7741f5ec9

SHA512
f6fe961b01bcce64de35ac9cf95c4eb84df33cc6babb117328a7c88906b917e4cdf12bf7329aa37fd838ac27694f2a9bfa2c59edd6d2d469d26c7b22afd20772

Download Submit
memory/2140-13-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2140-16-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2140-17-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2140-30-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2600-26-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2600-38-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2820-39-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2820-43-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2820-44-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads