gh0strat | 13897b027ced59047d75c58db5a7ab8211f350a568a4b39ed8bba449df7cec22

General

Target

13897b027ced59047d75c58db5a7ab8211f350a568a4b39ed8bba449df7cec22.exe
Size

1.2MB
MD5

63890bcb1b2c6df6256113c03602d4da
SHA1

fa3253ae5b09ecfcc133fb2fd8eeadaabaeaaa4d
SHA256

13897b027ced59047d75c58db5a7ab8211f350a568a4b39ed8bba449df7cec22
SHA512

278e5e5007e5168ed557a151ba7c989cf0e24a221a40b7310dde03a9bd2e1e1bb15c49f2f0e6721767a8290ec7ac21679c7ff6437419dcf189501e10b9d7b1a9
SSDEEP

24576:HovxCwgMBqHO5ZdYXOp0nQrXctTfK+d+MrTXowFlw57XYBwJtiJ:WIwgMEuy+inDfp3/XoCw57XYBwKJ

Score

10^/10

gh0strat purplefox discovery persistence rat rootkit trojan upx vmprotect

Malware Config

Signatures

Detect PurpleFox Rootkit 5 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral1/memory/2168-24-0x0000000010000000-0x00000000101BA000-memory.dmp	purplefox_rootkit
behavioral1/memory/2168-23-0x0000000010000000-0x00000000101BA000-memory.dmp	purplefox_rootkit
behavioral1/memory/2832-40-0x0000000010000000-0x00000000101BA000-memory.dmp	purplefox_rootkit
behavioral1/memory/2832-44-0x0000000010000000-0x00000000101BA000-memory.dmp	purplefox_rootkit
behavioral1/memory/2832-49-0x0000000010000000-0x00000000101BA000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 6 IoCs

resource	yara_rule
behavioral1/files/0x0009000000016d3f-14.dat	family_gh0strat
behavioral1/memory/2168-24-0x0000000010000000-0x00000000101BA000-memory.dmp	family_gh0strat
behavioral1/memory/2168-23-0x0000000010000000-0x00000000101BA000-memory.dmp	family_gh0strat
behavioral1/memory/2832-40-0x0000000010000000-0x00000000101BA000-memory.dmp	family_gh0strat
behavioral1/memory/2832-44-0x0000000010000000-0x00000000101BA000-memory.dmp	family_gh0strat
behavioral1/memory/2832-49-0x0000000010000000-0x00000000101BA000-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	Ghiya.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"	Ghiya.exe

Executes dropped EXE 5 IoCs

pid	Process
2076	AK47.exe
2584	AK47.exe
2168	AK74.exe
1692	Ghiya.exe
2832	Ghiya.exe

Loads dropped DLL 5 IoCs

pid	Process
1688	13897b027ced59047d75c58db5a7ab8211f350a568a4b39ed8bba449df7cec22.exe
1688	13897b027ced59047d75c58db5a7ab8211f350a568a4b39ed8bba449df7cec22.exe
2584	AK47.exe
1688	13897b027ced59047d75c58db5a7ab8211f350a568a4b39ed8bba449df7cec22.exe
1692	Ghiya.exe

VMProtect packed file 2 IoCs

Detects executables packed with VMProtect commercial packer.

vmprotect

resource	yara_rule
behavioral1/memory/1688-0-0x0000000000400000-0x0000000000760000-memory.dmp	vmprotect
behavioral1/memory/1688-1-0x0000000000400000-0x0000000000760000-memory.dmp	vmprotect

Drops file in System32 directory 4 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\Ghiya.exe	AK74.exe
File opened for modification	C:\Windows\SysWOW64\Ghiya.exe	AK74.exe
File created	C:\Windows\SysWOW64\259445871.txt	AK47.exe
File created	C:\Windows\SysWOW64\259445871.txt	AK47.exe

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2168-24-0x0000000010000000-0x00000000101BA000-memory.dmp	upx
behavioral1/memory/2168-23-0x0000000010000000-0x00000000101BA000-memory.dmp	upx
behavioral1/memory/2168-21-0x0000000010000000-0x00000000101BA000-memory.dmp	upx
behavioral1/memory/2832-40-0x0000000010000000-0x00000000101BA000-memory.dmp	upx
behavioral1/memory/2832-44-0x0000000010000000-0x00000000101BA000-memory.dmp	upx
behavioral1/memory/2832-49-0x0000000010000000-0x00000000101BA000-memory.dmp	upx

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 5 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	13897b027ced59047d75c58db5a7ab8211f350a568a4b39ed8bba449df7cec22.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AK47.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AK47.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AK74.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Ghiya.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
2920	cmd.exe
2856	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2856	PING.EXE

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
1688	13897b027ced59047d75c58db5a7ab8211f350a568a4b39ed8bba449df7cec22.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2168	AK74.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1688	13897b027ced59047d75c58db5a7ab8211f350a568a4b39ed8bba449df7cec22.exe
1688	13897b027ced59047d75c58db5a7ab8211f350a568a4b39ed8bba449df7cec22.exe

Suspicious use of WriteProcessMemory 26 IoCs

description	pid	Process	procid_target
PID 1688 wrote to memory of 2076	1688	13897b027ced59047d75c58db5a7ab8211f350a568a4b39ed8bba449df7cec22.exe	30
PID 1688 wrote to memory of 2076	1688	13897b027ced59047d75c58db5a7ab8211f350a568a4b39ed8bba449df7cec22.exe	30
PID 1688 wrote to memory of 2076	1688	13897b027ced59047d75c58db5a7ab8211f350a568a4b39ed8bba449df7cec22.exe	30
PID 1688 wrote to memory of 2076	1688	13897b027ced59047d75c58db5a7ab8211f350a568a4b39ed8bba449df7cec22.exe	30
PID 1688 wrote to memory of 2584	1688	13897b027ced59047d75c58db5a7ab8211f350a568a4b39ed8bba449df7cec22.exe	31
PID 1688 wrote to memory of 2584	1688	13897b027ced59047d75c58db5a7ab8211f350a568a4b39ed8bba449df7cec22.exe	31
PID 1688 wrote to memory of 2584	1688	13897b027ced59047d75c58db5a7ab8211f350a568a4b39ed8bba449df7cec22.exe	31
PID 1688 wrote to memory of 2584	1688	13897b027ced59047d75c58db5a7ab8211f350a568a4b39ed8bba449df7cec22.exe	31
PID 1688 wrote to memory of 2168	1688	13897b027ced59047d75c58db5a7ab8211f350a568a4b39ed8bba449df7cec22.exe	32
PID 1688 wrote to memory of 2168	1688	13897b027ced59047d75c58db5a7ab8211f350a568a4b39ed8bba449df7cec22.exe	32
PID 1688 wrote to memory of 2168	1688	13897b027ced59047d75c58db5a7ab8211f350a568a4b39ed8bba449df7cec22.exe	32
PID 1688 wrote to memory of 2168	1688	13897b027ced59047d75c58db5a7ab8211f350a568a4b39ed8bba449df7cec22.exe	32
PID 1688 wrote to memory of 2168	1688	13897b027ced59047d75c58db5a7ab8211f350a568a4b39ed8bba449df7cec22.exe	32
PID 1688 wrote to memory of 2168	1688	13897b027ced59047d75c58db5a7ab8211f350a568a4b39ed8bba449df7cec22.exe	32
PID 1688 wrote to memory of 2168	1688	13897b027ced59047d75c58db5a7ab8211f350a568a4b39ed8bba449df7cec22.exe	32
PID 2168 wrote to memory of 2920	2168	AK74.exe	34
PID 2168 wrote to memory of 2920	2168	AK74.exe	34
PID 2168 wrote to memory of 2920	2168	AK74.exe	34
PID 2168 wrote to memory of 2920	2168	AK74.exe	34
PID 1692 wrote to memory of 2832	1692	Ghiya.exe	36
PID 1692 wrote to memory of 2832	1692	Ghiya.exe	36
PID 1692 wrote to memory of 2832	1692	Ghiya.exe	36
PID 1692 wrote to memory of 2832	1692	Ghiya.exe	36
PID 1692 wrote to memory of 2832	1692	Ghiya.exe	36
PID 1692 wrote to memory of 2832	1692	Ghiya.exe	36
PID 1692 wrote to memory of 2832	1692	Ghiya.exe	36

C:\Users\Admin\AppData\Local\Temp\13897b027ced59047d75c58db5a7ab8211f350a568a4b39ed8bba449df7cec22.exe
"C:\Users\Admin\AppData\Local\Temp\13897b027ced59047d75c58db5a7ab8211f350a568a4b39ed8bba449df7cec22.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1688
- C:\Users\Admin\AppData\Local\Temp\AK47.exe
  "C:\Users\Admin\AppData\Local\Temp\AK47.exe"
  2⤵
  - Executes dropped EXE
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  PID:2076
- C:\Users\Admin\AppData\Local\Temp\AK47.exe
  C:\Users\Admin\AppData\Local\Temp\\AK47.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  PID:2584
- C:\Users\Admin\AppData\Local\Temp\AK74.exe
  C:\Users\Admin\AppData\Local\Temp\\AK74.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:2168
- - 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\AK74.exe > nul
    3⤵
    - System Network Configuration Discovery: Internet Connection Discovery
    PID:2920
  - - C:\Windows\SysWOW64\PING.EXE
      ping -n 2 127.0.0.1
      4⤵
      System Network Configuration Discovery: Internet Connection Discovery
      Runs ping.exe
      PID:2856
- C:\Windows\SysWOW64\WScript.exe
  "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs"
  2⤵
  PID:2688
- C:\Windows\SysWOW64\WScript.exe
  "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs"
  2⤵
  PID:2696

C:\Windows\SysWOW64\Ghiya.exe
C:\Windows\SysWOW64\Ghiya.exe -auto
1⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1692
- C:\Windows\SysWOW64\Ghiya.exe
  C:\Windows\SysWOW64\Ghiya.exe -acsi
  2⤵
  - Drops file in Drivers directory
  - Sets service image path in registry
  - Executes dropped EXE
  PID:2832

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\Roaming\Microsoft\VBS3.vbs

Filesize
753B

MD5
1ba282260519fd4b51f4624989999b7a

SHA1
2d1c1bc2b83c1bf8fe62ee5c8d0563a28ecfd34a

SHA256
710e4fe76df8dab876f17fd854a70b11eb611b4333a7cd8cc2ebec9f9ea952a1

SHA512
b38bd4c0ade3b3b749b1736798d7ddcee00b9d8a041dfc55de497de4684c9d93b4d70d9c1eecbd6dd7f111caaffee7256d04bbe0502ff39bcff6e9ac9d347daf

Download Submit
\Users\Admin\AppData\Local\Temp\AK47.exe

Filesize
91KB

MD5
423eb994ed553294f8a6813619b8da87

SHA1
eca6a16ccd13adcfc27bc1041ddef97ec8081255

SHA256
050b4f2d5ae8eaecd414318dc8e222a56f169626da6ca8feb7edd78e8b1f0218

SHA512
fab0a9af8031c242c486de373df7277c8b0e39f7a0c9c2ac2e385dbd3ea67be16e91b128287634f76131e5264149ab1b452cd21df4c4895e8c4efc8d8cf99095

Download Submit
\Users\Admin\AppData\Local\Temp\AK74.exe

Filesize
400KB

MD5
b0998aa7d5071d33daa5b60b9c3c9735

SHA1
9365a1ff0c6de244d6f36c8d84072cc916665d3c

SHA256
3080b6bb456564899b0d99d4131bd6a0b284d31f7d80ef773e4872d94048d49a

SHA512
308c13cda9fea39b980ae686f44afd9090e9cb8970fffc4436320e0d09a31aee5e656914e0121fe888098a14c52749716fa04980396fd6ac70a88c11cbb6b850

Download Submit
\Windows\SysWOW64\259445871.txt

Filesize
49KB

MD5
c1fd1328c1f2efa8086386829921ead9

SHA1
65c966ec58eb3918e23ec8f1f6588273faaa16a5

SHA256
d06c82ea84b7636d290c57e1c81853df13d53d61948e18c6dde17fe5404cc175

SHA512
c816a3dd08d5363be26e4eec7e8c0aa3d81c1991f751dccd8eb8e1ad2895504d13360e61f1966abce2498536641e29f4e413ead175046e3fb5cea9f17323aac3

Download Submit
memory/1688-0-0x0000000000400000-0x0000000000760000-memory.dmp

Filesize
3.4MB

Download
memory/1688-1-0x0000000000400000-0x0000000000760000-memory.dmp

Filesize
3.4MB

Download
memory/2168-24-0x0000000010000000-0x00000000101BA000-memory.dmp

Filesize
1.7MB

Download
memory/2168-23-0x0000000010000000-0x00000000101BA000-memory.dmp

Filesize
1.7MB

Download
memory/2168-21-0x0000000010000000-0x00000000101BA000-memory.dmp

Filesize
1.7MB

Download
memory/2832-40-0x0000000010000000-0x00000000101BA000-memory.dmp

Filesize
1.7MB

Download
memory/2832-44-0x0000000010000000-0x00000000101BA000-memory.dmp

Filesize
1.7MB

Download
memory/2832-49-0x0000000010000000-0x00000000101BA000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads