gh0strat | ebd0e21ccf159c71909c31e7ce837982bbd38519a7b246b1cacd61ee86bf3ddd

General

Target

ebd0e21ccf159c71909c31e7ce837982bbd38519a7b246b1cacd61ee86bf3ddd.exe
Size

2.9MB
MD5

58142e9a6a98b7a0bb7160c262bc3a03
SHA1

9717738b28f248e8e24140d9de2078860ce4873c
SHA256

ebd0e21ccf159c71909c31e7ce837982bbd38519a7b246b1cacd61ee86bf3ddd
SHA512

e96cafa5410a7bd83018e95520e416ca6228ac6f0aef8409459b5fd150938a21764274f1f43b368fc4634a39de919101ea9f8bcb6dad3f0fab788d136f646863
SSDEEP

49152:8CwsbCANnKXferL7Vwe/Gg0P+Wh8nBTFKu3p5QBu+:vws2ANnKXOaeOgmh8Bv+Bu+

Score

10^/10

gh0strat purplefox discovery persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 10 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral2/memory/1636-18-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1636-15-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1636-14-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2152-24-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2152-28-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2152-23-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2152-25-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4852-43-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4852-48-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4852-49-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 11 IoCs

resource	yara_rule
behavioral2/files/0x00070000000234b2-5.dat	family_gh0strat
behavioral2/memory/1636-18-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1636-15-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1636-14-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2152-24-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2152-28-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2152-23-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2152-25-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4852-43-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4852-48-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4852-49-0x0000000010000000-0x00000000101B6000-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
1560	R.exe
1636	N.exe
2152	TXPlatfor.exe
4852	TXPlatfor.exe

Loads dropped DLL 1 IoCs

pid	Process
1560	R.exe

Drops file in System32 directory 3 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\240620859.txt	R.exe
File created	C:\Windows\SysWOW64\TXPlatfor.exe	N.exe
File opened for modification	C:\Windows\SysWOW64\TXPlatfor.exe	N.exe

UPX packed file 12 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1636-18-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1636-15-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1636-14-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1636-12-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2152-21-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2152-24-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2152-28-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2152-23-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2152-25-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4852-43-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4852-48-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4852-49-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe	ebd0e21ccf159c71909c31e7ce837982bbd38519a7b246b1cacd61ee86bf3ddd.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2872	1560	WerFault.exe	83

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	PING.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ebd0e21ccf159c71909c31e7ce837982bbd38519a7b246b1cacd61ee86bf3ddd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	R.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
3400	PING.EXE
1968	cmd.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
3400	PING.EXE

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
4852	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	1636	N.exe
Token: SeLoadDriverPrivilege	4852	TXPlatfor.exe
Token: 33	4852	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	4852	TXPlatfor.exe
Token: 33	4852	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	4852	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3856	ebd0e21ccf159c71909c31e7ce837982bbd38519a7b246b1cacd61ee86bf3ddd.exe
3856	ebd0e21ccf159c71909c31e7ce837982bbd38519a7b246b1cacd61ee86bf3ddd.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 3856 wrote to memory of 1560	3856	ebd0e21ccf159c71909c31e7ce837982bbd38519a7b246b1cacd61ee86bf3ddd.exe	83
PID 3856 wrote to memory of 1560	3856	ebd0e21ccf159c71909c31e7ce837982bbd38519a7b246b1cacd61ee86bf3ddd.exe	83
PID 3856 wrote to memory of 1560	3856	ebd0e21ccf159c71909c31e7ce837982bbd38519a7b246b1cacd61ee86bf3ddd.exe	83
PID 3856 wrote to memory of 1636	3856	ebd0e21ccf159c71909c31e7ce837982bbd38519a7b246b1cacd61ee86bf3ddd.exe	87
PID 3856 wrote to memory of 1636	3856	ebd0e21ccf159c71909c31e7ce837982bbd38519a7b246b1cacd61ee86bf3ddd.exe	87
PID 3856 wrote to memory of 1636	3856	ebd0e21ccf159c71909c31e7ce837982bbd38519a7b246b1cacd61ee86bf3ddd.exe	87
PID 1636 wrote to memory of 1968	1636	N.exe	89
PID 1636 wrote to memory of 1968	1636	N.exe	89
PID 1636 wrote to memory of 1968	1636	N.exe	89
PID 2152 wrote to memory of 4852	2152	TXPlatfor.exe	90
PID 2152 wrote to memory of 4852	2152	TXPlatfor.exe	90
PID 2152 wrote to memory of 4852	2152	TXPlatfor.exe	90
PID 1968 wrote to memory of 3400	1968	cmd.exe	92
PID 1968 wrote to memory of 3400	1968	cmd.exe	92
PID 1968 wrote to memory of 3400	1968	cmd.exe	92

C:\Users\Admin\AppData\Local\Temp\ebd0e21ccf159c71909c31e7ce837982bbd38519a7b246b1cacd61ee86bf3ddd.exe
"C:\Users\Admin\AppData\Local\Temp\ebd0e21ccf159c71909c31e7ce837982bbd38519a7b246b1cacd61ee86bf3ddd.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3856
- 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:1560
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1560 -s 468
    3⤵
    - Program crash
    PID:2872
- 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:1636
- - 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:1968
  - - 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:3400

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 1560 -ip 1560
1⤵
PID:376

C:\Windows\SysWOW64\TXPlatfor.exe
C:\Windows\SysWOW64\TXPlatfor.exe -auto
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2152
- 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:4852

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 Information Discovery

1

T1082

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\AppData\Local\Temp\HD_X.dat

Filesize
2.9MB

MD5
58142e9a6a98b7a0bb7160c262bc3a03

SHA1
9717738b28f248e8e24140d9de2078860ce4873c

SHA256
ebd0e21ccf159c71909c31e7ce837982bbd38519a7b246b1cacd61ee86bf3ddd

SHA512
e96cafa5410a7bd83018e95520e416ca6228ac6f0aef8409459b5fd150938a21764274f1f43b368fc4634a39de919101ea9f8bcb6dad3f0fab788d136f646863

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\240620859.txt

Filesize
899KB

MD5
876882cd15ac5d5cd950f7f9949e24a7

SHA1
7701e41da709609df8a9ff173e67ddbfec3342fe

SHA256
da1db61ec71e627b17a31ba25d5116ee469e7d66459b057e0c111895ae3fdb9d

SHA512
4b26a3a643a3c47fe1df9cbaf214bb09d834cfe470537c53f9f0260ea7c6fc91ef7a396128bd089dee782a5176dd171cf3440f232623428c56714344a4ca87ce

Download Submit
memory/1636-15-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1636-14-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1636-12-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1636-18-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2152-21-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2152-24-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2152-28-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2152-23-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2152-25-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4852-43-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4852-48-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4852-49-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads