lockbit | 80d96ecbfcac0d4d69d1e8bd3f8e16ff6b0c4eb128f2249f60dae34914394286

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
31-05-2024 04:33

Target

80d96ecbfcac0d4d69d1e8bd3f8e16ff6b0c4eb128f2249f60dae34914394286.dll
Size

341KB
MD5

9421cbaea34e9ddbccf2c5078b60d39b
SHA1

1c5d8e2507725a4f3b3112ace1cf6a9508ad7faf
SHA256

80d96ecbfcac0d4d69d1e8bd3f8e16ff6b0c4eb128f2249f60dae34914394286
SHA512

7b64682570738484baf9f729d12a81c2342c190c013d01bd0bfbc4f2a33aea1b4aea2e0568ca8697a1ca77d250df302d911de05d341fd3b5e7f0ff0069dbb34b
SSDEEP

6144:oRoMs1x0iI9YhGdQkVz/4+HzkLkdlfzjtVnXPlfBTzMiekdMXb1hq:oRLMx0iUdPVjTfd9zjt1zEGdMy

Score

10^/10

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

Rule to detect Lockbit 3.0 ransomware Windows payload 8 IoCs

resource	yara_rule
behavioral1/memory/1624-1-0x0000000010000000-0x0000000010044000-memory.dmp	family_lockbit
behavioral1/memory/1624-11-0x0000000010000000-0x0000000010044000-memory.dmp	family_lockbit
behavioral1/memory/1624-10-0x0000000010000000-0x0000000010044000-memory.dmp	family_lockbit
behavioral1/memory/1624-9-0x0000000010000000-0x0000000010044000-memory.dmp	family_lockbit
behavioral1/memory/1624-8-0x0000000010000000-0x0000000010044000-memory.dmp	family_lockbit
behavioral1/memory/1624-5-0x0000000010000000-0x0000000010044000-memory.dmp	family_lockbit
behavioral1/memory/1624-4-0x0000000010000000-0x0000000010044000-memory.dmp	family_lockbit
behavioral1/memory/1624-2-0x0000000010000000-0x0000000010044000-memory.dmp	family_lockbit

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1244 wrote to memory of 1624	1244	rundll32.exe	28
PID 1244 wrote to memory of 1624	1244	rundll32.exe	28
PID 1244 wrote to memory of 1624	1244	rundll32.exe	28
PID 1244 wrote to memory of 1624	1244	rundll32.exe	28
PID 1244 wrote to memory of 1624	1244	rundll32.exe	28
PID 1244 wrote to memory of 1624	1244	rundll32.exe	28
PID 1244 wrote to memory of 1624	1244	rundll32.exe	28

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\80d96ecbfcac0d4d69d1e8bd3f8e16ff6b0c4eb128f2249f60dae34914394286.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1244
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\80d96ecbfcac0d4d69d1e8bd3f8e16ff6b0c4eb128f2249f60dae34914394286.dll,#1
  2⤵
  PID:1624

memory/1624-1-0x0000000010000000-0x0000000010044000-memory.dmp

Filesize
272KB

Download
memory/1624-0-0x0000000010000000-0x0000000010044000-memory.dmp

Filesize
272KB

Download
memory/1624-3-0x0000000000200000-0x0000000000201000-memory.dmp

Filesize
4KB

Download
memory/1624-11-0x0000000010000000-0x0000000010044000-memory.dmp

Filesize
272KB

Download
memory/1624-10-0x0000000010000000-0x0000000010044000-memory.dmp

Filesize
272KB

Download
memory/1624-9-0x0000000010000000-0x0000000010044000-memory.dmp

Filesize
272KB

Download
memory/1624-8-0x0000000010000000-0x0000000010044000-memory.dmp

Filesize
272KB

Download
memory/1624-7-0x0000000010001000-0x0000000010019000-memory.dmp

Filesize
96KB

Download
memory/1624-6-0x00000000006E0000-0x000000000071B000-memory.dmp

Filesize
236KB

Download
memory/1624-5-0x0000000010000000-0x0000000010044000-memory.dmp

Filesize
272KB

Download
memory/1624-4-0x0000000010000000-0x0000000010044000-memory.dmp

Filesize
272KB

Download
memory/1624-2-0x0000000010000000-0x0000000010044000-memory.dmp

Filesize
272KB

Download