gh0strat | 9f8c346bb1c5255f9bb3db9fe865c0f9bbd1f41945ee111bafeb6bbfe411fa23

General

Target

JaffaCakes118_6292b90393a38f5a19a9183a82c3e9a9.exe
Size

105KB
MD5

6292b90393a38f5a19a9183a82c3e9a9
SHA1

73af5a2d77a3e54250862d181d68268f0da3e5f1
SHA256

9f8c346bb1c5255f9bb3db9fe865c0f9bbd1f41945ee111bafeb6bbfe411fa23
SHA512

c143766addc8de6e813d3a67f3ac68fe45b5b53a6f26a655e7c974ad48d0a8eed34e4245b61d947436dd5aad1a8d81da51d4a9d2c63b5359ed8474da2607e9e5
SSDEEP

3072:F8G6SyGxDPgaiT/t0nijg1DBIM9SlWATw+DkUhcUEdWr:+lSyGtorT/10DC2SlWAw+gUhbS0

Score

10^/10

Malware Config

Signatures

Gh0st RAT payload 3 IoCs

resource	yara_rule
behavioral1/memory/2916-0-0x0000000000400000-0x000000000041C000-memory.dmp	family_gh0strat
behavioral1/files/0x000c00000001202c-4.dat	family_gh0strat
behavioral1/memory/2916-6-0x0000000000400000-0x000000000041C000-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\\FastUserSwitchingCompatibilityex.dll"	JaffaCakes118_6292b90393a38f5a19a9183a82c3e9a9.exe

Deletes itself 1 IoCs

pid	Process
2392	svchost.exe

Loads dropped DLL 1 IoCs

pid	Process
2392	svchost.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\FastUserSwitchingCompatibilityex.dll	JaffaCakes118_6292b90393a38f5a19a9183a82c3e9a9.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_6292b90393a38f5a19a9183a82c3e9a9.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Modifies data under HKEY_USERS 24 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{3375283B-47F2-4070-9CC3-06DFF0EEF167}\b6-96-00-cc-7d-e0	svchost.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\b6-96-00-cc-7d-e0\WpadDecision = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	svchost.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	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
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f011c000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	svchost.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{3375283B-47F2-4070-9CC3-06DFF0EEF167}\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\Connections	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{3375283B-47F2-4070-9CC3-06DFF0EEF167}	svchost.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{3375283B-47F2-4070-9CC3-06DFF0EEF167}\WpadDecisionTime = 7009c0282992db01	svchost.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\b6-96-00-cc-7d-e0\WpadDecisionReason = "1"	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\Wpad	svchost.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{3375283B-47F2-4070-9CC3-06DFF0EEF167}\WpadDecision = "0"	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\b6-96-00-cc-7d-e0	svchost.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\b6-96-00-cc-7d-e0\WpadDecisionTime = 7009c0282992db01	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	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	svchost.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{3375283B-47F2-4070-9CC3-06DFF0EEF167}\WpadNetworkName = "Network 3"	svchost.exe

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6292b90393a38f5a19a9183a82c3e9a9.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6292b90393a38f5a19a9183a82c3e9a9.exe"
1⤵
- Server Software Component: Terminal Services DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
PID:2916

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
PID:2392

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\fastuserswitchingcompatibilityex.dll

Filesize
95KB

MD5
2a33aafcf360d513943815e5d2f31c19

SHA1
f94afc83c31a08f2206547c1ac24286a015b0e5d

SHA256
c1bf5c1077753eb62b3354648b042978b89fe14e502944103f423795963bbec2

SHA512
e5ea7b8f4c644e1715b853b81638558fe71f7b247258bd5551a0eea17da15b6efce2d527702a349515c2bf09ebafd12e7ece1ee6fafc979249908f9491c0e70a

Download Submit
memory/2916-0-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/2916-6-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download

Analysis

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