locky | 5685955f0cf5fd4159d32c7238c5fa24097c8104876872f1dae42a2b40f996c3

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
28-10-2024 08:14

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General

Target

78984eba8bed983ec7d5e5512956ee21_JaffaCakes118.exe
Size

102KB
MD5

78984eba8bed983ec7d5e5512956ee21
SHA1

06f1ad27b250e4be79e712f423ef716b032d9fdf
SHA256

5685955f0cf5fd4159d32c7238c5fa24097c8104876872f1dae42a2b40f996c3
SHA512

114383c8f7283044aca2238cccbade2904714f2d197fa82a874ad7d0416bba00e178060195ca12950a327149f927e158e8dcfb23072d3cef21fddc60631e55d0
SSDEEP

3072:vmZskrHMIyozgGdSXxi7yNiHQEYS4ykid8g:+LYIbPdSXkWNiwazkz

Score

10^/10

locky discovery ransomware

Malware Config

Signatures

Locky
Ransomware strain released in 2016, with advanced features like anti-analysis.
ransomware locky
Locky family
locky

Suspicious use of SetThreadContext 1 IoCs

Processes:

78984eba8bed983ec7d5e5512956ee21_JaffaCakes118.exe

description	pid	process	target process
PID 1236 set thread context of 3844	1236	78984eba8bed983ec7d5e5512956ee21_JaffaCakes118.exe	78984eba8bed983ec7d5e5512956ee21_JaffaCakes118.exe

Program crash 2 IoCs

Processes:

WerFault.exeWerFault.exe

pid	pid_target	process	target process
1416	3844	WerFault.exe	78984eba8bed983ec7d5e5512956ee21_JaffaCakes118.exe
4496	3844	WerFault.exe	78984eba8bed983ec7d5e5512956ee21_JaffaCakes118.exe

System Location Discovery: System Language Discovery 1 TTPs 1 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

Processes:

78984eba8bed983ec7d5e5512956ee21_JaffaCakes118.exe

description ioc process

Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 78984eba8bed983ec7d5e5512956ee21_JaffaCakes118.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	78984eba8bed983ec7d5e5512956ee21_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

78984eba8bed983ec7d5e5512956ee21_JaffaCakes118.exe

description	pid	process	target process
PID 1236 wrote to memory of 3844	1236	78984eba8bed983ec7d5e5512956ee21_JaffaCakes118.exe	78984eba8bed983ec7d5e5512956ee21_JaffaCakes118.exe
PID 1236 wrote to memory of 3844	1236	78984eba8bed983ec7d5e5512956ee21_JaffaCakes118.exe	78984eba8bed983ec7d5e5512956ee21_JaffaCakes118.exe
PID 1236 wrote to memory of 3844	1236	78984eba8bed983ec7d5e5512956ee21_JaffaCakes118.exe	78984eba8bed983ec7d5e5512956ee21_JaffaCakes118.exe
PID 1236 wrote to memory of 3844	1236	78984eba8bed983ec7d5e5512956ee21_JaffaCakes118.exe	78984eba8bed983ec7d5e5512956ee21_JaffaCakes118.exe
PID 1236 wrote to memory of 3844	1236	78984eba8bed983ec7d5e5512956ee21_JaffaCakes118.exe	78984eba8bed983ec7d5e5512956ee21_JaffaCakes118.exe
PID 1236 wrote to memory of 3844	1236	78984eba8bed983ec7d5e5512956ee21_JaffaCakes118.exe	78984eba8bed983ec7d5e5512956ee21_JaffaCakes118.exe
PID 1236 wrote to memory of 3844	1236	78984eba8bed983ec7d5e5512956ee21_JaffaCakes118.exe	78984eba8bed983ec7d5e5512956ee21_JaffaCakes118.exe
PID 1236 wrote to memory of 3844	1236	78984eba8bed983ec7d5e5512956ee21_JaffaCakes118.exe	78984eba8bed983ec7d5e5512956ee21_JaffaCakes118.exe
PID 1236 wrote to memory of 3844	1236	78984eba8bed983ec7d5e5512956ee21_JaffaCakes118.exe	78984eba8bed983ec7d5e5512956ee21_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\78984eba8bed983ec7d5e5512956ee21_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\78984eba8bed983ec7d5e5512956ee21_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1236
- C:\Users\Admin\AppData\Local\Temp\78984eba8bed983ec7d5e5512956ee21_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\78984eba8bed983ec7d5e5512956ee21_JaffaCakes118.exe"
  2⤵
  PID:3844
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3844 -s 336
    3⤵
    - Program crash
    PID:1416
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3844 -s 356
    3⤵
    - Program crash
    PID:4496

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 208 -p 3844 -ip 3844
1⤵
PID:3392

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 3844 -ip 3844
1⤵
PID:1760

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

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

memory/1236-0-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/1236-6-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/3844-4-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/3844-3-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/3844-7-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/3844-2-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/3844-1-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/3844-8-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download