gh0strat | 5a718eb94603844db476cea87ff43b942da2fb142315e99414fe8c2b428e692f

General

Target

JaffaCakes118_52d4c3b23513feaccf30a0033adc0a7c.exe
Size

96KB
MD5

52d4c3b23513feaccf30a0033adc0a7c
SHA1

2ee0ddeddc4d1b16ff499f42ba93477634006527
SHA256

5a718eb94603844db476cea87ff43b942da2fb142315e99414fe8c2b428e692f
SHA512

27a516635a76936839984a319ab93b78631e91b7f2c59987334a74119f5d97e573f3587bbed0e42d646870c444571466c06524bc31e0b11feaecce6cec4e3f9b
SSDEEP

3072:dsbdTkkLVhQX8LC2/+USWmMm0YfF2cXpxmZ:dsqWhQX8Lssm70yF7xC

Score

10^/10

Malware Config

Signatures

Gh0st RAT payload 1 IoCs

resource	yara_rule
behavioral1/memory/2564-9-0x0000000010000000-0x000000001001E000-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

Server Software Component: Terminal Services DLL 1 TTPs 1 IoCs

persistence

Terminal Services DLL

T1505.005

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\FastUserSwitchingCompatibility\Parameters\ServiceDll = "C:\\Windows\\system32\\FastUserSwitchingCompatibilityexxxx.dll"	JaffaCakes118_52d4c3b23513feaccf30a0033adc0a7c.exe

Deletes itself 1 IoCs

pid	Process
2564	svchost.exe

Loads dropped DLL 1 IoCs

pid	Process
2564	svchost.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\FastUserSwitchingCompatibilityexxxx.dll	JaffaCakes118_52d4c3b23513feaccf30a0033adc0a7c.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat	svchost.exe

System Location Discovery: System Language Discovery 1 TTPs 2 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	JaffaCakes118_52d4c3b23513feaccf30a0033adc0a7c.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Modifies data under HKEY_USERS 24 IoCs

description	ioc	Process
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{0AA6D0BC-2585-4DEF-82AB-C14DD0E48705}\WpadDecisionTime = 70c43b78ed8ddb01	svchost.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{0AA6D0BC-2585-4DEF-82AB-C14DD0E48705}\WpadDecision = "0"	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	svchost.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\2a-26-f8-36-17-f7	svchost.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\2a-26-f8-36-17-f7\WpadDecisionReason = "1"	svchost.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1"	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	svchost.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	svchost.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	svchost.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	svchost.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f0116000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	svchost.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{0AA6D0BC-2585-4DEF-82AB-C14DD0E48705}	svchost.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{0AA6D0BC-2585-4DEF-82AB-C14DD0E48705}\WpadDecisionReason = "1"	svchost.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{0AA6D0BC-2585-4DEF-82AB-C14DD0E48705}\WpadNetworkName = "Network 3"	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{0AA6D0BC-2585-4DEF-82AB-C14DD0E48705}\2a-26-f8-36-17-f7	svchost.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\2a-26-f8-36-17-f7\WpadDecisionTime = 70c43b78ed8ddb01	svchost.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\2a-26-f8-36-17-f7\WpadDecision = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	svchost.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2988	JaffaCakes118_52d4c3b23513feaccf30a0033adc0a7c.exe
2564	svchost.exe

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_52d4c3b23513feaccf30a0033adc0a7c.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_52d4c3b23513feaccf30a0033adc0a7c.exe"
1⤵
- Server Software Component: Terminal Services DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:2988

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k netsvcs
1⤵
- Deletes itself
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
PID:2564

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Server Software Component

1

T1505

Terminal Services DLL

1

T1505.005

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

\??\c:\windows\SysWOW64\fastuserswitchingcompatibilityexxxx.dll

Filesize
46KB

MD5
d77fddae5d7d1d69e5d39b511d57b54a

SHA1
8f171373a8500555a7636e86e6397f611529288c

SHA256
e0ccf2837fd1d23129b7f5c8dc6fe0eae046004afceb28d14f4eb8fa58d220b9

SHA512
c27f283e27496168d592cd426a3bcebff1c9cfa8ae11082ab5c44041f53a271aa864f99886c216e39852dd6c29d020c2ee04f13bb75d14ec912ccde133409bd4

Download Submit
memory/2564-8-0x0000000010000000-0x000000001001E000-memory.dmp

Filesize
120KB

Download
memory/2564-9-0x0000000010000000-0x000000001001E000-memory.dmp

Filesize
120KB

Download
memory/2988-0-0x0000000000400000-0x000000000043F000-memory.dmp

Filesize
252KB

Download
memory/2988-7-0x0000000000400000-0x000000000043F000-memory.dmp

Filesize
252KB

Download

Analysis

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