locky | bab1853454ca6fdd3acd471254101db1b805b601e309a49ec7b4b1fbcfc47ad7

Analysis

max time kernel
591s
max time network
592s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
18-09-2024 06:48

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General

Target

Locky.exe
Size

180KB
MD5

b06d9dd17c69ed2ae75d9e40b2631b42
SHA1

b606aaa402bfe4a15ef80165e964d384f25564e4
SHA256

bc98c8b22461a2c2631b2feec399208fdc4ecd1cd2229066c2f385caa958daa3
SHA512

8e54aca4feb51611142c1f2bf303200113604013c2603eea22d72d00297cb1cb40a2ef11f5129989cd14f90e495db79bffd15bd6282ff564c4af7975b1610c1c
SSDEEP

3072:gzWgfLlUc7CIJ1tkZaQyjhOosc8MKi6KDXnLCtyAR0u1cZ86:gdLl4wkZa/UDiD7ukst1H6

Score

10^/10

locky discovery ransomware

Malware Config

Signatures

Locky
Ransomware strain released in 2016, with advanced features like anti-analysis.
ransomware locky
Drops file in Windows directory 1 IoCs

Processes:

WINWORD.EXE

description ioc process

File opened for modification C:\Windows\Debug\WIA\wiatrace.log WINWORD.EXE

description	ioc	process
File opened for modification	C:\Windows\Debug\WIA\wiatrace.log	WINWORD.EXE

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

Processes:

Locky.exePOWERPNT.EXEWINWORD.EXE

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Locky.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	POWERPNT.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WINWORD.EXE

Office loads VBA resources, possible macro or embedded object present
Suspicious behavior: AddClipboardFormatListener 2 IoCs

Processes:

POWERPNT.EXEWINWORD.EXE

pid process

2460 POWERPNT.EXE
272 WINWORD.EXE
Suspicious use of SetWindowsHookEx 4 IoCs

Processes:

POWERPNT.EXEWINWORD.EXE

pid process

2460 POWERPNT.EXE
272 WINWORD.EXE
272 WINWORD.EXE
272 WINWORD.EXE

pid	process
2460	POWERPNT.EXE
272	WINWORD.EXE

pid	process
2460	POWERPNT.EXE
272	WINWORD.EXE
272	WINWORD.EXE
272	WINWORD.EXE

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

POWERPNT.EXE

description	pid	process	target process
PID 2460 wrote to memory of 1916	2460	POWERPNT.EXE	splwow64.exe
PID 2460 wrote to memory of 1916	2460	POWERPNT.EXE	splwow64.exe
PID 2460 wrote to memory of 1916	2460	POWERPNT.EXE	splwow64.exe
PID 2460 wrote to memory of 1916	2460	POWERPNT.EXE	splwow64.exe

C:\Users\Admin\AppData\Local\Temp\Locky.exe
"C:\Users\Admin\AppData\Local\Temp\Locky.exe"
1⤵
- System Location Discovery: System Language Discovery
PID:2316

C:\Program Files (x86)\Microsoft Office\Office14\POWERPNT.EXE
"C:\Program Files (x86)\Microsoft Office\Office14\POWERPNT.EXE" /s "C:\Users\Admin\Desktop\OutBackup.ppsx"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2460
- C:\Windows\splwow64.exe
  C:\Windows\splwow64.exe 12288
  2⤵
  PID:1916

C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE
"C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\Desktop\UnpublishTest.docx"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:272

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\Templates\Normal.dotm

Filesize
20KB

MD5
e61904e5cb5c53635ba00297be6e3128

SHA1
b8378c3de5ac5c617ebf4fc9b31870ca1997a224

SHA256
be6699627f224d2ce6020bb018f952eea7e059f70b675d9e103caf8ddecae1eb

SHA512
fc67ad1e00a3118429c1a837ce1669963475e7a607b186be69ecf4b9090fec9913ea0aa4138f6b548a51740973e913c91cec9118cbc5ad9444199629ee05d16c

Download Submit
memory/272-13-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/2316-52-0x0000000000400000-0x00000000007D1000-memory.dmp

Filesize
3.8MB

Download
memory/2316-87-0x0000000000400000-0x00000000007D1000-memory.dmp

Filesize
3.8MB

Download
memory/2316-88-0x0000000000400000-0x00000000007D1000-memory.dmp

Filesize
3.8MB

Download
memory/2316-56-0x0000000000400000-0x00000000007D1000-memory.dmp

Filesize
3.8MB

Download
memory/2316-57-0x0000000000400000-0x00000000007D1000-memory.dmp

Filesize
3.8MB

Download
memory/2316-86-0x0000000000400000-0x00000000007D1000-memory.dmp

Filesize
3.8MB

Download
memory/2316-85-0x0000000000400000-0x00000000007D1000-memory.dmp

Filesize
3.8MB

Download
memory/2316-3-0x0000000000400000-0x00000000007D1000-memory.dmp

Filesize
3.8MB

Download
memory/2316-18-0x0000000000400000-0x00000000007D1000-memory.dmp

Filesize
3.8MB

Download
memory/2316-1-0x0000000000220000-0x0000000000224000-memory.dmp

Filesize
16KB

Download
memory/2316-36-0x0000000000400000-0x00000000007D1000-memory.dmp

Filesize
3.8MB

Download
memory/2316-38-0x0000000000400000-0x00000000007D1000-memory.dmp

Filesize
3.8MB

Download
memory/2316-40-0x0000000000400000-0x00000000007D1000-memory.dmp

Filesize
3.8MB

Download
memory/2316-41-0x0000000000400000-0x00000000007D1000-memory.dmp

Filesize
3.8MB

Download
memory/2316-43-0x0000000000400000-0x00000000007D1000-memory.dmp

Filesize
3.8MB

Download
memory/2316-44-0x0000000000400000-0x00000000007D1000-memory.dmp

Filesize
3.8MB

Download
memory/2316-45-0x0000000000400000-0x00000000007D1000-memory.dmp

Filesize
3.8MB

Download
memory/2316-58-0x0000000000400000-0x00000000007D1000-memory.dmp

Filesize
3.8MB

Download
memory/2316-48-0x0000000000400000-0x00000000007D1000-memory.dmp

Filesize
3.8MB

Download
memory/2316-49-0x0000000000400000-0x00000000007D1000-memory.dmp

Filesize
3.8MB

Download
memory/2316-0-0x0000000000220000-0x0000000000224000-memory.dmp

Filesize
16KB

Download
memory/2316-53-0x0000000000400000-0x00000000007D1000-memory.dmp

Filesize
3.8MB

Download
memory/2316-83-0x0000000000400000-0x00000000007D1000-memory.dmp

Filesize
3.8MB

Download
memory/2316-4-0x0000000000400000-0x00000000007D1000-memory.dmp

Filesize
3.8MB

Download
memory/2316-47-0x0000000000400000-0x00000000007D1000-memory.dmp

Filesize
3.8MB

Download
memory/2316-60-0x0000000000400000-0x00000000007D1000-memory.dmp

Filesize
3.8MB

Download
memory/2316-61-0x0000000000400000-0x00000000007D1000-memory.dmp

Filesize
3.8MB

Download
memory/2316-63-0x0000000000400000-0x00000000007D1000-memory.dmp

Filesize
3.8MB

Download
memory/2316-65-0x0000000000400000-0x00000000007D1000-memory.dmp

Filesize
3.8MB

Download
memory/2316-66-0x0000000000400000-0x00000000007D1000-memory.dmp

Filesize
3.8MB

Download
memory/2316-68-0x0000000000400000-0x00000000007D1000-memory.dmp

Filesize
3.8MB

Download
memory/2316-70-0x0000000000400000-0x00000000007D1000-memory.dmp

Filesize
3.8MB

Download
memory/2316-71-0x0000000000400000-0x00000000007D1000-memory.dmp

Filesize
3.8MB

Download
memory/2316-73-0x0000000000400000-0x00000000007D1000-memory.dmp

Filesize
3.8MB

Download
memory/2316-75-0x0000000000400000-0x00000000007D1000-memory.dmp

Filesize
3.8MB

Download
memory/2316-76-0x0000000000400000-0x00000000007D1000-memory.dmp

Filesize
3.8MB

Download
memory/2316-78-0x0000000000400000-0x00000000007D1000-memory.dmp

Filesize
3.8MB

Download
memory/2316-79-0x0000000000400000-0x00000000007D1000-memory.dmp

Filesize
3.8MB

Download
memory/2316-81-0x0000000000400000-0x00000000007D1000-memory.dmp

Filesize
3.8MB

Download
memory/2316-82-0x0000000000400000-0x00000000007D1000-memory.dmp

Filesize
3.8MB

Download
memory/2460-6-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/2460-12-0x0000000072CED000-0x0000000072CF8000-memory.dmp

Filesize
44KB

Download
memory/2460-11-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/2460-7-0x0000000072CED000-0x0000000072CF8000-memory.dmp

Filesize
44KB

Download
memory/2460-5-0x000000002DAD1000-0x000000002DAD2000-memory.dmp

Filesize
4KB

Download