gh0strat | 0a326b1125ed6cc9f9b28af1e1e6f49bab495f2a541aa87416bbfc94e945dfd6

General

Target

0a326b1125ed6cc9f9b28af1e1e6f49bab495f2a541aa87416bbfc94e945dfd6.exe
Size

54KB
MD5

03a62140a124c49a153ea3d5656b7930
SHA1

8d8e72eca998fab10bb27a0ae1f7a51d1f7dafa9
SHA256

0a326b1125ed6cc9f9b28af1e1e6f49bab495f2a541aa87416bbfc94e945dfd6
SHA512

c118d915f76e1627bb7e023a45d942aed79ae3f73051aa9f3641b1dc920c97573e885c4461618e6cfd7ea65f0e1c195db217089ac72d508afa2713726298f647
SSDEEP

1536:T5bZlWakB9GYMURooZHAi7x4yj6bj9aHdJ:tbZAakB9ZMUxHAi7E92dJ

Score

10^/10

Malware Config

Signatures

Gh0st RAT payload 3 IoCs

resource	yara_rule
behavioral2/memory/1624-9-0x0000000000400000-0x0000000000423000-memory.dmp	family_gh0strat
behavioral2/memory/4252-11-0x0000000000400000-0x0000000000423000-memory.dmp	family_gh0strat
behavioral2/memory/4252-13-0x0000000000400000-0x0000000000423000-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

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation	0a326b1125ed6cc9f9b28af1e1e6f49bab495f2a541aa87416bbfc94e945dfd6.exe

Deletes itself 1 IoCs

pid	Process
1360	WScript.exe

Executes dropped EXE 1 IoCs

pid	Process
4252	Qowckrd.exe

Drops file in System32 directory 4 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5	Qowckrd.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE	Qowckrd.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies	Qowckrd.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5	Qowckrd.exe

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1624-0-0x0000000000400000-0x0000000000423000-memory.dmp	upx
behavioral2/memory/1624-9-0x0000000000400000-0x0000000000423000-memory.dmp	upx
behavioral2/memory/4252-11-0x0000000000400000-0x0000000000423000-memory.dmp	upx
behavioral2/memory/4252-13-0x0000000000400000-0x0000000000423000-memory.dmp	upx

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\Windows Hdeahe\Qowckrd.exe	0a326b1125ed6cc9f9b28af1e1e6f49bab495f2a541aa87416bbfc94e945dfd6.exe
File opened for modification	C:\Program Files (x86)\Windows Hdeahe\Qowckrd.exe	0a326b1125ed6cc9f9b28af1e1e6f49bab495f2a541aa87416bbfc94e945dfd6.exe

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 3 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	WScript.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	0a326b1125ed6cc9f9b28af1e1e6f49bab495f2a541aa87416bbfc94e945dfd6.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Qowckrd.exe

Modifies data under HKEY_USERS 8 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	Qowckrd.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1"	Qowckrd.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1"	Qowckrd.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1"	Qowckrd.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0"	Qowckrd.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	Qowckrd.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	Qowckrd.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	Qowckrd.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000_Classes\Local Settings	0a326b1125ed6cc9f9b28af1e1e6f49bab495f2a541aa87416bbfc94e945dfd6.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
1624	0a326b1125ed6cc9f9b28af1e1e6f49bab495f2a541aa87416bbfc94e945dfd6.exe
1624	0a326b1125ed6cc9f9b28af1e1e6f49bab495f2a541aa87416bbfc94e945dfd6.exe
4252	Qowckrd.exe
4252	Qowckrd.exe
1624	0a326b1125ed6cc9f9b28af1e1e6f49bab495f2a541aa87416bbfc94e945dfd6.exe
1624	0a326b1125ed6cc9f9b28af1e1e6f49bab495f2a541aa87416bbfc94e945dfd6.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4252	Qowckrd.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1624 wrote to memory of 1360	1624	0a326b1125ed6cc9f9b28af1e1e6f49bab495f2a541aa87416bbfc94e945dfd6.exe	86
PID 1624 wrote to memory of 1360	1624	0a326b1125ed6cc9f9b28af1e1e6f49bab495f2a541aa87416bbfc94e945dfd6.exe	86
PID 1624 wrote to memory of 1360	1624	0a326b1125ed6cc9f9b28af1e1e6f49bab495f2a541aa87416bbfc94e945dfd6.exe	86

C:\Users\Admin\AppData\Local\Temp\0a326b1125ed6cc9f9b28af1e1e6f49bab495f2a541aa87416bbfc94e945dfd6.exe
"C:\Users\Admin\AppData\Local\Temp\0a326b1125ed6cc9f9b28af1e1e6f49bab495f2a541aa87416bbfc94e945dfd6.exe"
1⤵
- Checks computer location settings
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1624
- C:\Windows\SysWOW64\WScript.exe
  "C:\Windows\System32\WScript.exe" "C:\9469.vbs"
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  PID:1360

C:\Program Files (x86)\Windows Hdeahe\Qowckrd.exe
"C:\Program Files (x86)\Windows Hdeahe\Qowckrd.exe"
1⤵
- Executes dropped EXE
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4252

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\9469.vbs

Filesize
500B

MD5
de910f3e39a2818f463ac9cc5c1b971a

SHA1
a3fc35e25d8087eca9e9e7fe7492ba9a4ea6a878

SHA256
09f0738cd843df7195a04103b2737261e6d27d716999f5a6604be033d0368828

SHA512
e824001773351d341c27d48288fe8e817ac5adde9b20b0588eefa3040800582c2e3ac7cdff35722056edf0e7e2a7d8dbb08c4849af019f6d4cb00e4171350df9

Download Submit
memory/1624-0-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1624-9-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4252-11-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/4252-13-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download

Analysis

Sharing