gh0strat | 576ba8d4be4b5d8c79e8b2552876bd786868ccbd4f237f49461a378692d40208

General

Target

87e9a517ac797e8ca22ba8ca0a1a490c_JaffaCakes118.exe
Size

252KB
MD5

87e9a517ac797e8ca22ba8ca0a1a490c
SHA1

914d6724fe7ea267a9297373772f7e2d46c7092c
SHA256

576ba8d4be4b5d8c79e8b2552876bd786868ccbd4f237f49461a378692d40208
SHA512

00135663e5aa2431d60fc79764918e053c221097d5d1d37d6d6b9cd65687302b57972ea83165d44adb6f860d6da1a9f3f25467bdeca22877f81a1de530a1fd50
SSDEEP

3072:iumlCA7x6tit/Qd9cVVxrv8oL2O9F+enxvoEiFSvG86CdDoQk:iDYtGY94PL5LXF/xg/F98pd

Score

10^/10

Malware Config

Signatures

Gh0st RAT payload 3 IoCs

resource	yara_rule
behavioral2/memory/2256-1-0x0000000010000000-0x0000000010032000-memory.dmp	family_gh0strat
behavioral2/memory/4504-9-0x0000000010000000-0x0000000010032000-memory.dmp	family_gh0strat
behavioral2/memory/2256-13-0x0000000000400000-0x0000000000440000-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

UAC bypass 3 TTPs 12 IoCs

evasion trojan

Bypass User Account Control

T1548.002

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	sqlbrowsers.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0"	sqlbrowsers.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0"	sqlbrowsers.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0"	sqlbrowsers.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0"	sqlbrowsers.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0"	sqlbrowsers.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	87e9a517ac797e8ca22ba8ca0a1a490c_JaffaCakes118.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0"	sqlbrowsers.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	sqlbrowsers.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	sqlbrowsers.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0"	87e9a517ac797e8ca22ba8ca0a1a490c_JaffaCakes118.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0"	87e9a517ac797e8ca22ba8ca0a1a490c_JaffaCakes118.exe

Executes dropped EXE 3 IoCs

pid	Process
4504	sqlbrowsers.exe
1000	sqlbrowsers.exe
1936	sqlbrowsers.exe

Checks whether UAC is enabled 1 TTPs 4 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	sqlbrowsers.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	87e9a517ac797e8ca22ba8ca0a1a490c_JaffaCakes118.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	sqlbrowsers.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	sqlbrowsers.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	sqlbrowsers.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE	sqlbrowsers.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies	sqlbrowsers.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5	sqlbrowsers.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\Microsoft SQL Server\sqlbrowsers.exe	87e9a517ac797e8ca22ba8ca0a1a490c_JaffaCakes118.exe
File opened for modification	C:\Program Files (x86)\Microsoft SQL Server\sqlbrowsers.exe	87e9a517ac797e8ca22ba8ca0a1a490c_JaffaCakes118.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2668	4504	WerFault.exe	85

Modifies data under HKEY_USERS 8 IoCs

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

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2256	87e9a517ac797e8ca22ba8ca0a1a490c_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4504 wrote to memory of 1000	4504	sqlbrowsers.exe	86
PID 4504 wrote to memory of 1000	4504	sqlbrowsers.exe	86
PID 4504 wrote to memory of 1000	4504	sqlbrowsers.exe	86
PID 4504 wrote to memory of 1936	4504	sqlbrowsers.exe	87
PID 4504 wrote to memory of 1936	4504	sqlbrowsers.exe	87
PID 4504 wrote to memory of 1936	4504	sqlbrowsers.exe	87

System policy modification 1 TTPs 12 IoCs

evasion

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0"	87e9a517ac797e8ca22ba8ca0a1a490c_JaffaCakes118.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0"	87e9a517ac797e8ca22ba8ca0a1a490c_JaffaCakes118.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0"	sqlbrowsers.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0"	sqlbrowsers.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0"	sqlbrowsers.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	sqlbrowsers.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0"	sqlbrowsers.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	87e9a517ac797e8ca22ba8ca0a1a490c_JaffaCakes118.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	sqlbrowsers.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	sqlbrowsers.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\PromptOnSecureDesktop = "0"	sqlbrowsers.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0"	sqlbrowsers.exe

C:\Users\Admin\AppData\Local\Temp\87e9a517ac797e8ca22ba8ca0a1a490c_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\87e9a517ac797e8ca22ba8ca0a1a490c_JaffaCakes118.exe"
1⤵
- UAC bypass
- Checks whether UAC is enabled
- Drops file in Program Files directory
- Suspicious behavior: RenamesItself
- System policy modification
PID:2256

C:\Program Files (x86)\Microsoft SQL Server\sqlbrowsers.exe
"C:\Program Files (x86)\Microsoft SQL Server\sqlbrowsers.exe"
1⤵
- UAC bypass
- Executes dropped EXE
- Checks whether UAC is enabled
- Suspicious use of WriteProcessMemory
- System policy modification
PID:4504
- C:\Program Files (x86)\Microsoft SQL Server\sqlbrowsers.exe
  "C:\Program Files (x86)\Microsoft SQL Server\sqlbrowsers.exe" Win7
  2⤵
  - UAC bypass
  - Executes dropped EXE
  - Checks whether UAC is enabled
  - System policy modification
  PID:1000
- C:\Program Files (x86)\Microsoft SQL Server\sqlbrowsers.exe
  "C:\Program Files (x86)\Microsoft SQL Server\sqlbrowsers.exe" Win7
  2⤵
  - UAC bypass
  - Executes dropped EXE
  - Checks whether UAC is enabled
  - Drops file in System32 directory
  - Modifies data under HKEY_USERS
  - System policy modification
  PID:1936
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4504 -s 624
  2⤵
  - Program crash
  PID:2668

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4504 -ip 4504
1⤵
PID:5092

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Abuse Elevation Control Mechanism

1

T1548

Bypass User Account Control

1

T1548.002

Defense Evasion

Abuse Elevation Control Mechanism

1

T1548

Bypass User Account Control

1

T1548.002

Impair Defenses

1

T1562

Disable or Modify Tools

Modify Registry

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2256-1-0x0000000010000000-0x0000000010032000-memory.dmp

Filesize
200KB

Download
memory/2256-13-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/4504-9-0x0000000010000000-0x0000000010032000-memory.dmp

Filesize
200KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads