lockbit | c1e4814e72bb507a148c16be5709afe4e3d166c1aee04e093a4a8407c3fae3db

Analysis

max time kernel
140s
max time network
118s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
12-06-2024 03:52

Target

c1e4814e72bb507a148c16be5709afe4e3d166c1aee04e093a4a8407c3fae3db.exe
Size

352KB
MD5

a5a6b11ceee8cf70c3ae1fd8a26e16cd
SHA1

244e6f7828c48899a475ff388061d8f2bfbe6840
SHA256

c1e4814e72bb507a148c16be5709afe4e3d166c1aee04e093a4a8407c3fae3db
SHA512

3d397c803909fc32c67c7017369ebc092fabf388a1fa234d0dca36c607bd99751bca90ec54d7c8d1fa603df2cdc4cc0e8c953470377515c9b14b3131e08c3e4d
SSDEEP

6144:LjY/tQlhzDh1g9V264ZAAb2wGfuxwntI2nFLA7ZS0fXqP5JC3YY0Ax/IJF:X591g9Vv4GACvm/n7ZSyO8IY06/In

Score

10^/10

Lockbit
Ransomware family with multiple variants released since late 2019.
ransomware lockbit

Rule to detect Lockbit 3.0 ransomware Windows payload 3 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2888-7-0x0000000000400000-0x0000000000444000-memory.dmp	family_lockbit
behavioral1/memory/2888-6-0x0000000000400000-0x0000000000444000-memory.dmp	family_lockbit
behavioral1/memory/2888-2-0x0000000000400000-0x0000000000444000-memory.dmp	family_lockbit

Program crash 1 IoCs

Processes:

WerFault.exe

pid	pid_target	Process	procid_target
2988	2888	WerFault.exe	27

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

c1e4814e72bb507a148c16be5709afe4e3d166c1aee04e093a4a8407c3fae3db.exe

description	pid	Process	procid_target
PID 2888 wrote to memory of 2988	2888	c1e4814e72bb507a148c16be5709afe4e3d166c1aee04e093a4a8407c3fae3db.exe	28
PID 2888 wrote to memory of 2988	2888	c1e4814e72bb507a148c16be5709afe4e3d166c1aee04e093a4a8407c3fae3db.exe	28
PID 2888 wrote to memory of 2988	2888	c1e4814e72bb507a148c16be5709afe4e3d166c1aee04e093a4a8407c3fae3db.exe	28
PID 2888 wrote to memory of 2988	2888	c1e4814e72bb507a148c16be5709afe4e3d166c1aee04e093a4a8407c3fae3db.exe	28

C:\Users\Admin\AppData\Local\Temp\c1e4814e72bb507a148c16be5709afe4e3d166c1aee04e093a4a8407c3fae3db.exe
"C:\Users\Admin\AppData\Local\Temp\c1e4814e72bb507a148c16be5709afe4e3d166c1aee04e093a4a8407c3fae3db.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2888
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2888 -s 100
  2⤵
  - Program crash
  PID:2988

memory/2888-0-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2888-7-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2888-6-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2888-5-0x0000000000401000-0x0000000000419000-memory.dmp

Filesize
96KB

Download
memory/2888-4-0x0000000000270000-0x00000000002AB000-memory.dmp

Filesize
236KB

Download
memory/2888-3-0x00000000002B0000-0x00000000002B1000-memory.dmp

Filesize
4KB

Download
memory/2888-1-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2888-2-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2888-10-0x0000000000270000-0x00000000002AB000-memory.dmp

Filesize
236KB

Download