gh0strat | 8780a5c28f78c862af19bfe13513cc77dbf2a9f455d2dbef8b65a7943ffdbc56

General

Target

JaffaCakes118_4bc77a068d3fa3caf25388dde3c35e40.exe
Size

164KB
MD5

4bc77a068d3fa3caf25388dde3c35e40
SHA1

354ba5a4d27881fe9bd7fc869b014e9b28c6b972
SHA256

8780a5c28f78c862af19bfe13513cc77dbf2a9f455d2dbef8b65a7943ffdbc56
SHA512

897aba773396a4058711c1ea17c664c427077a35445e02c871e131f4cc929186d9898f2445b478fd325d8ec9ce0521967922b2b78c36a4583e41c6eb18d6b3f3
SSDEEP

3072:2FCwQhEOLfuDg0PtOqzKONqsEykRLSePJ5p0XGx3Ogmk:27OFStZzKqqsE6efZOm

Score

10^/10

Malware Config

Signatures

Gh0st RAT payload 4 IoCs

resource	yara_rule
behavioral2/memory/3740-3-0x0000000010000000-0x000000001003B000-memory.dmp	family_gh0strat
behavioral2/memory/3740-5-0x0000000010000000-0x000000001003B000-memory.dmp	family_gh0strat
behavioral2/memory/3740-4-0x0000000010000000-0x000000001003B000-memory.dmp	family_gh0strat
behavioral2/memory/3740-6-0x0000000010000000-0x000000001003B000-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

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\DCEECCD9 = "C:\\Windows\\DCEECCD9\\svchsot.exe"	JaffaCakes118_4bc77a068d3fa3caf25388dde3c35e40.exe

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3740-1-0x0000000010000000-0x000000001003B000-memory.dmp	upx
behavioral2/memory/3740-3-0x0000000010000000-0x000000001003B000-memory.dmp	upx
behavioral2/memory/3740-5-0x0000000010000000-0x000000001003B000-memory.dmp	upx
behavioral2/memory/3740-4-0x0000000010000000-0x000000001003B000-memory.dmp	upx
behavioral2/memory/3740-6-0x0000000010000000-0x000000001003B000-memory.dmp	upx

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\DCEECCD9\svchsot.exe	JaffaCakes118_4bc77a068d3fa3caf25388dde3c35e40.exe
File opened for modification	C:\Windows\DCEECCD9\svchsot.exe	JaffaCakes118_4bc77a068d3fa3caf25388dde3c35e40.exe

Program crash 2 IoCs

pid	pid_target	Process	procid_target
984	3740	WerFault.exe	83
2968	3740	WerFault.exe	83

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	net.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	net1.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_4bc77a068d3fa3caf25388dde3c35e40.exe

System Service Discovery 1 TTPs 2 IoCs

Adversaries may try to gather information about registered local system services.

discovery

System Service Discovery

T1007

pid	Process
4024	net.exe
3612	net1.exe

Runs net.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
3740	JaffaCakes118_4bc77a068d3fa3caf25388dde3c35e40.exe
3740	JaffaCakes118_4bc77a068d3fa3caf25388dde3c35e40.exe
3740	JaffaCakes118_4bc77a068d3fa3caf25388dde3c35e40.exe
3740	JaffaCakes118_4bc77a068d3fa3caf25388dde3c35e40.exe
3740	JaffaCakes118_4bc77a068d3fa3caf25388dde3c35e40.exe
3740	JaffaCakes118_4bc77a068d3fa3caf25388dde3c35e40.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3740	JaffaCakes118_4bc77a068d3fa3caf25388dde3c35e40.exe
Token: SeDebugPrivilege	3740	JaffaCakes118_4bc77a068d3fa3caf25388dde3c35e40.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3740 wrote to memory of 4024	3740	JaffaCakes118_4bc77a068d3fa3caf25388dde3c35e40.exe	86
PID 3740 wrote to memory of 4024	3740	JaffaCakes118_4bc77a068d3fa3caf25388dde3c35e40.exe	86
PID 3740 wrote to memory of 4024	3740	JaffaCakes118_4bc77a068d3fa3caf25388dde3c35e40.exe	86
PID 4024 wrote to memory of 3612	4024	net.exe	88
PID 4024 wrote to memory of 3612	4024	net.exe	88
PID 4024 wrote to memory of 3612	4024	net.exe	88

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4bc77a068d3fa3caf25388dde3c35e40.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4bc77a068d3fa3caf25388dde3c35e40.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3740
- C:\Windows\SysWOW64\net.exe
  net start "Task Scheduler"
  2⤵
  - System Location Discovery: System Language Discovery
  - System Service Discovery
  - Suspicious use of WriteProcessMemory
  PID:4024
- - C:\Windows\SysWOW64\net1.exe
    C:\Windows\system32\net1 start "Task Scheduler"
    3⤵
    - System Location Discovery: System Language Discovery
    - System Service Discovery
    PID:3612
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3740 -s 648
  2⤵
  - Program crash
  PID:984
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3740 -s 800
  2⤵
  - Program crash
  PID:2968

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3740 -ip 3740
1⤵
PID:4420

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 3740 -ip 3740
1⤵
PID:2092

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

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

System Service Discovery

1

T1007

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/3740-0-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/3740-1-0x0000000010000000-0x000000001003B000-memory.dmp

Filesize
236KB

Download
memory/3740-3-0x0000000010000000-0x000000001003B000-memory.dmp

Filesize
236KB

Download
memory/3740-5-0x0000000010000000-0x000000001003B000-memory.dmp

Filesize
236KB

Download
memory/3740-4-0x0000000010000000-0x000000001003B000-memory.dmp

Filesize
236KB

Download
memory/3740-6-0x0000000010000000-0x000000001003B000-memory.dmp

Filesize
236KB

Download
memory/3740-10-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads