gh0strat | c10574311a496af5f1f2299a46f6c37959386fc62ef4be88b56272eb7303f90a

Analysis

max time kernel
150s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
06/10/2024, 13:12

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General

Target

183b5609d19c515ca45e72d541aa18e7_JaffaCakes118.exe
Size

957KB
MD5

183b5609d19c515ca45e72d541aa18e7
SHA1

b12ea3525329c41139d91ecb2c6396a46b09dff8
SHA256

c10574311a496af5f1f2299a46f6c37959386fc62ef4be88b56272eb7303f90a
SHA512

da6a0292431ee827e7d66712d3b63fb075925c5d6852a9c0c2cc085d887acbda4b5d95e659bdaae4e8df7ea251139141f20ff2047257c99d637ac196330ab624
SSDEEP

12288:jt0VPFfsKAkrbPlXhHANUTNqm0HANUTN8O7c:SFksb1AmTO7c

Score

10^/10

gh0strat discovery persistence rat upx

Malware Config

Signatures

Gh0st RAT payload 1 IoCs

resource	yara_rule
behavioral1/memory/2444-13-0x0000000000400000-0x00000000004F1000-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

Executes dropped EXE 1 IoCs

pid	Process
2444	(null)0.exe

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\Kris = "C:\\Users\\Admin\\AppData\\Local\\Temp\\183b5609d19c515ca45e72d541aa18e7_JaffaCakes118.exe"	183b5609d19c515ca45e72d541aa18e7_JaffaCakes118.exe

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral1/memory/804-0-0x0000000000400000-0x00000000004F1000-memory.dmp	upx
behavioral1/files/0x000700000001867d-5.dat	upx
behavioral1/memory/804-8-0x0000000002830000-0x0000000002921000-memory.dmp	upx
behavioral1/memory/2444-11-0x0000000000400000-0x00000000004F1000-memory.dmp	upx
behavioral1/memory/2444-13-0x0000000000400000-0x00000000004F1000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File opened for modification	\??\c:\Windows\BJ.exe	183b5609d19c515ca45e72d541aa18e7_JaffaCakes118.exe
File created	\??\c:\Windows\BJ.exe	183b5609d19c515ca45e72d541aa18e7_JaffaCakes118.exe
File created	\??\c:\Windows\(null)0.exe	183b5609d19c515ca45e72d541aa18e7_JaffaCakes118.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	183b5609d19c515ca45e72d541aa18e7_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	(null)0.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 804 wrote to memory of 2444	804	183b5609d19c515ca45e72d541aa18e7_JaffaCakes118.exe	30
PID 804 wrote to memory of 2444	804	183b5609d19c515ca45e72d541aa18e7_JaffaCakes118.exe	30
PID 804 wrote to memory of 2444	804	183b5609d19c515ca45e72d541aa18e7_JaffaCakes118.exe	30
PID 804 wrote to memory of 2444	804	183b5609d19c515ca45e72d541aa18e7_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\183b5609d19c515ca45e72d541aa18e7_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\183b5609d19c515ca45e72d541aa18e7_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:804
- \??\c:\Windows\(null)0.exe
  c:\Windows\(null)0.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2444

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\(null)0.exe

Filesize
957KB

MD5
183b5609d19c515ca45e72d541aa18e7

SHA1
b12ea3525329c41139d91ecb2c6396a46b09dff8

SHA256
c10574311a496af5f1f2299a46f6c37959386fc62ef4be88b56272eb7303f90a

SHA512
da6a0292431ee827e7d66712d3b63fb075925c5d6852a9c0c2cc085d887acbda4b5d95e659bdaae4e8df7ea251139141f20ff2047257c99d637ac196330ab624

Download Submit
memory/804-0-0x0000000000400000-0x00000000004F1000-memory.dmp

Filesize
964KB

Download
memory/804-8-0x0000000002830000-0x0000000002921000-memory.dmp

Filesize
964KB

Download
memory/804-9-0x0000000002830000-0x0000000002921000-memory.dmp

Filesize
964KB

Download
memory/2444-11-0x0000000000400000-0x00000000004F1000-memory.dmp

Filesize
964KB

Download
memory/2444-13-0x0000000000400000-0x00000000004F1000-memory.dmp

Filesize
964KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads