gh0strat | 89aac0644663d88b322b754f5f5841e126c618f6acd70761531ed9d7901c7738

General

Target

89aac0644663d88b322b754f5f5841e126c618f6acd70761531ed9d7901c7738.exe
Size

2.9MB
MD5

e9c8b8e91cdaa8769eea4a014d392e53
SHA1

08d0a332570a3245afa36939aee98220a84215bf
SHA256

89aac0644663d88b322b754f5f5841e126c618f6acd70761531ed9d7901c7738
SHA512

9c0d139242b4335d5bdc2afd60a7c863c4cfae461da54b99930a4da93eb6c1322a803922e00ade1e770e9706a6add58c059a55d0d56f1a1ef43784a545845d07
SSDEEP

24576:SCwsbKgbQ5NANIvGTYwMHXA+wT1kfTw4SIuvB74fgt7ibhRM5QhKehFdMtRj7nHP:SCwsbCANnKXferL7Vwe/Gg0P+WhXIP

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/2592-16-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2592-17-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2092-26-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2592-32-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2088-36-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2088-41-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2092-40-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2088-42-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 9 IoCs

resource	yara_rule
behavioral1/files/0x0008000000015ce8-6.dat	family_gh0strat
behavioral1/memory/2592-16-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2592-17-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2092-26-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2592-32-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2088-36-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2088-41-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2092-40-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2088-42-0x0000000010000000-0x00000000101B6000-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

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
1700	R.exe
2592	N.exe
2092	TXPlatfor.exe
2088	TXPlatfor.exe

Loads dropped DLL 4 IoCs

pid	Process
1780	89aac0644663d88b322b754f5f5841e126c618f6acd70761531ed9d7901c7738.exe
1700	R.exe
1780	89aac0644663d88b322b754f5f5841e126c618f6acd70761531ed9d7901c7738.exe
2092	TXPlatfor.exe

Drops file in System32 directory 3 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\259442985.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 9 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2592-13-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2592-16-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2592-17-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2092-26-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2592-32-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2088-36-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2088-41-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2092-40-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2088-42-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

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	89aac0644663d88b322b754f5f5841e126c618f6acd70761531ed9d7901c7738.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
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.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
272	cmd.exe
2908	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2908	PING.EXE

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
2088	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2592	N.exe
Token: SeLoadDriverPrivilege	2088	TXPlatfor.exe
Token: 33	2088	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2088	TXPlatfor.exe
Token: 33	2088	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2088	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1780	89aac0644663d88b322b754f5f5841e126c618f6acd70761531ed9d7901c7738.exe
1780	89aac0644663d88b322b754f5f5841e126c618f6acd70761531ed9d7901c7738.exe

Suspicious use of WriteProcessMemory 26 IoCs

description	pid	Process	procid_target
PID 1780 wrote to memory of 1700	1780	89aac0644663d88b322b754f5f5841e126c618f6acd70761531ed9d7901c7738.exe	30
PID 1780 wrote to memory of 1700	1780	89aac0644663d88b322b754f5f5841e126c618f6acd70761531ed9d7901c7738.exe	30
PID 1780 wrote to memory of 1700	1780	89aac0644663d88b322b754f5f5841e126c618f6acd70761531ed9d7901c7738.exe	30
PID 1780 wrote to memory of 1700	1780	89aac0644663d88b322b754f5f5841e126c618f6acd70761531ed9d7901c7738.exe	30
PID 1780 wrote to memory of 2592	1780	89aac0644663d88b322b754f5f5841e126c618f6acd70761531ed9d7901c7738.exe	31
PID 1780 wrote to memory of 2592	1780	89aac0644663d88b322b754f5f5841e126c618f6acd70761531ed9d7901c7738.exe	31
PID 1780 wrote to memory of 2592	1780	89aac0644663d88b322b754f5f5841e126c618f6acd70761531ed9d7901c7738.exe	31
PID 1780 wrote to memory of 2592	1780	89aac0644663d88b322b754f5f5841e126c618f6acd70761531ed9d7901c7738.exe	31
PID 1780 wrote to memory of 2592	1780	89aac0644663d88b322b754f5f5841e126c618f6acd70761531ed9d7901c7738.exe	31
PID 1780 wrote to memory of 2592	1780	89aac0644663d88b322b754f5f5841e126c618f6acd70761531ed9d7901c7738.exe	31
PID 1780 wrote to memory of 2592	1780	89aac0644663d88b322b754f5f5841e126c618f6acd70761531ed9d7901c7738.exe	31
PID 2592 wrote to memory of 272	2592	N.exe	33
PID 2592 wrote to memory of 272	2592	N.exe	33
PID 2592 wrote to memory of 272	2592	N.exe	33
PID 2592 wrote to memory of 272	2592	N.exe	33
PID 2092 wrote to memory of 2088	2092	TXPlatfor.exe	34
PID 2092 wrote to memory of 2088	2092	TXPlatfor.exe	34
PID 2092 wrote to memory of 2088	2092	TXPlatfor.exe	34
PID 2092 wrote to memory of 2088	2092	TXPlatfor.exe	34
PID 2092 wrote to memory of 2088	2092	TXPlatfor.exe	34
PID 2092 wrote to memory of 2088	2092	TXPlatfor.exe	34
PID 2092 wrote to memory of 2088	2092	TXPlatfor.exe	34
PID 272 wrote to memory of 2908	272	cmd.exe	36
PID 272 wrote to memory of 2908	272	cmd.exe	36
PID 272 wrote to memory of 2908	272	cmd.exe	36
PID 272 wrote to memory of 2908	272	cmd.exe	36

C:\Users\Admin\AppData\Local\Temp\89aac0644663d88b322b754f5f5841e126c618f6acd70761531ed9d7901c7738.exe
"C:\Users\Admin\AppData\Local\Temp\89aac0644663d88b322b754f5f5841e126c618f6acd70761531ed9d7901c7738.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1780
- 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:1700
- 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:2592
- - 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:272
  - - 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:2908

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:2092
- 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:2088

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\AppData\Local\Temp\HD_X.dat

Filesize
2.9MB

MD5
e9c8b8e91cdaa8769eea4a014d392e53

SHA1
08d0a332570a3245afa36939aee98220a84215bf

SHA256
89aac0644663d88b322b754f5f5841e126c618f6acd70761531ed9d7901c7738

SHA512
9c0d139242b4335d5bdc2afd60a7c863c4cfae461da54b99930a4da93eb6c1322a803922e00ade1e770e9706a6add58c059a55d0d56f1a1ef43784a545845d07

Download Submit
C:\Users\Admin\AppData\Local\Temp\R.exe

Filesize
941KB

MD5
8dc3adf1c490211971c1e2325f1424d2

SHA1
4eec4a4e7cb97c5efa6c72e0731cd090c0c4adc5

SHA256
bc29f2022ab3b812e50c8681ff196f090c038b5ab51e37daffac4469a8c2eb2c

SHA512
ae92ea20b359849dcdba4808119b154e3af5ef3687ee09de1797610fe8c4d3eb9065b068074d35adddb4b225d17c619baff3944cb137ad196bcef7a6507f920d

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

Filesize
377KB

MD5
4a36a48e58829c22381572b2040b6fe0

SHA1
f09d30e44ff7e3f20a5de307720f3ad148c6143b

SHA256
3de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8

SHA512
5d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0

Download Submit
\Windows\SysWOW64\259442985.txt

Filesize
899KB

MD5
d140fe958c75f557e36d3e1c63e2dd5e

SHA1
04ab8aee5ba95fb87f68841e44d76e9687c204e2

SHA256
f48f881ca6a25bd750049885ebc2fca4332f1984ec1b2ceb1b5b3c09a6bf3637

SHA512
ff37c763a1587932cfdd516d2d86656eba756e9b9329a59466c61112edbaf70e68de92fd208d58ca7dacd0766e68f8ad5140e7e49ac6c7b47cb5486f987f2c5e

Download Submit
memory/2088-36-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2088-42-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2088-41-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2092-26-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2092-40-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2592-32-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2592-17-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2592-16-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2592-13-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads