gh0strat | 4af5dac10c3c76f351c7cde89c1a13c4d1e6e1e8a0fabab65bdf07964fb8e64f

General

Target

JaffaCakes118_4a89b54b02af16b27c2dad9252050cfb.exe
Size

96KB
MD5

4a89b54b02af16b27c2dad9252050cfb
SHA1

586e1e46f90c497ea5594f891f130a0748106572
SHA256

4af5dac10c3c76f351c7cde89c1a13c4d1e6e1e8a0fabab65bdf07964fb8e64f
SHA512

9548228ffc49825e9cf7a70192e74610e658f89c8b7e3210b7fac333ab79d32d3015b89a22b3b8ebc32aceb254ff135c4ba8bbafdc0e16b48b5e04ad12bf9877
SSDEEP

3072:xQsZkqLfuDg0PtOqzKONqsEykRLSDNo+:kqFStZzKqqsE6m+

Score

10^/10

Malware Config

Signatures

Gh0st RAT payload 4 IoCs

resource	yara_rule
behavioral2/memory/2224-3-0x0000000010000000-0x000000001003B000-memory.dmp	family_gh0strat
behavioral2/memory/2224-4-0x0000000010000000-0x000000001003B000-memory.dmp	family_gh0strat
behavioral2/memory/2224-5-0x0000000010000000-0x000000001003B000-memory.dmp	family_gh0strat
behavioral2/memory/2224-2-0x0000000010000000-0x000000001003B000-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\71FEC7BB = "C:\\Windows\\71FEC7BB\\svchsot.exe"	JaffaCakes118_4a89b54b02af16b27c2dad9252050cfb.exe

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2224-0-0x0000000010000000-0x000000001003B000-memory.dmp	upx
behavioral2/memory/2224-3-0x0000000010000000-0x000000001003B000-memory.dmp	upx
behavioral2/memory/2224-4-0x0000000010000000-0x000000001003B000-memory.dmp	upx
behavioral2/memory/2224-5-0x0000000010000000-0x000000001003B000-memory.dmp	upx
behavioral2/memory/2224-2-0x0000000010000000-0x000000001003B000-memory.dmp	upx

Drops file in Windows directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\71FEC7BB\svchsot.exe	JaffaCakes118_4a89b54b02af16b27c2dad9252050cfb.exe
File created	C:\Windows\71FEC7BB\svchsot.exe	JaffaCakes118_4a89b54b02af16b27c2dad9252050cfb.exe

Program crash 2 IoCs

pid	pid_target	Process	procid_target
936	2224	WerFault.exe	84
4768	2224	WerFault.exe	84

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	JaffaCakes118_4a89b54b02af16b27c2dad9252050cfb.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	net.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	net1.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
4932	net.exe
3568	net1.exe

Runs net.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
2224	JaffaCakes118_4a89b54b02af16b27c2dad9252050cfb.exe
2224	JaffaCakes118_4a89b54b02af16b27c2dad9252050cfb.exe
2224	JaffaCakes118_4a89b54b02af16b27c2dad9252050cfb.exe
2224	JaffaCakes118_4a89b54b02af16b27c2dad9252050cfb.exe
2224	JaffaCakes118_4a89b54b02af16b27c2dad9252050cfb.exe
2224	JaffaCakes118_4a89b54b02af16b27c2dad9252050cfb.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2224	JaffaCakes118_4a89b54b02af16b27c2dad9252050cfb.exe
Token: SeDebugPrivilege	2224	JaffaCakes118_4a89b54b02af16b27c2dad9252050cfb.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2224 wrote to memory of 4932	2224	JaffaCakes118_4a89b54b02af16b27c2dad9252050cfb.exe	87
PID 2224 wrote to memory of 4932	2224	JaffaCakes118_4a89b54b02af16b27c2dad9252050cfb.exe	87
PID 2224 wrote to memory of 4932	2224	JaffaCakes118_4a89b54b02af16b27c2dad9252050cfb.exe	87
PID 4932 wrote to memory of 3568	4932	net.exe	90
PID 4932 wrote to memory of 3568	4932	net.exe	90
PID 4932 wrote to memory of 3568	4932	net.exe	90

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4a89b54b02af16b27c2dad9252050cfb.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4a89b54b02af16b27c2dad9252050cfb.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:2224
- C:\Windows\SysWOW64\net.exe
  net start "Task Scheduler"
  2⤵
  - System Location Discovery: System Language Discovery
  - System Service Discovery
  - Suspicious use of WriteProcessMemory
  PID:4932
- - C:\Windows\SysWOW64\net1.exe
    C:\Windows\system32\net1 start "Task Scheduler"
    3⤵
    - System Location Discovery: System Language Discovery
    - System Service Discovery
    PID:3568
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2224 -s 604
  2⤵
  - Program crash
  PID:936
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2224 -s 612
  2⤵
  - Program crash
  PID:4768

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2224 -ip 2224
1⤵
PID:572

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 484 -p 2224 -ip 2224
1⤵
PID:1928

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/2224-0-0x0000000010000000-0x000000001003B000-memory.dmp

Filesize
236KB

Download
memory/2224-3-0x0000000010000000-0x000000001003B000-memory.dmp

Filesize
236KB

Download
memory/2224-4-0x0000000010000000-0x000000001003B000-memory.dmp

Filesize
236KB

Download
memory/2224-5-0x0000000010000000-0x000000001003B000-memory.dmp

Filesize
236KB

Download
memory/2224-2-0x0000000010000000-0x000000001003B000-memory.dmp

Filesize
236KB

Download
memory/2224-8-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads