lockbit | e2a0224a81cf7c568679c751a6e540db172c2310d52ca314000ba97b7dfe3870

Analysis

max time kernel
144s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
14/03/2024, 04:23

Target
e2a0224a81cf7c568679c751a6e540db172c2310d52ca314000ba97b7dfe3870.dll
Size 145KB
Sample240314-ez4mmscf52
SHA256 e2a0224a81cf7c568679c751a6e540db172c2310d52ca314000ba97b7dfe3870
MD5 fb46847a33786db349831ceb51fb21b5
SHA1 d9b48df493ef818ccf5702cea307e51466b758f0
SHA512 ea4c68acbce42f56c6453792c60d6b67def143f8a51110f80e0a68d7d424fdce2147023248e46fceaae8107f4a1aed64a711a04e3e10c9347aeaa305de025602
SSDEEP 3072:sJ86CimiAMXacFU7z8pLB62KqQ57fhSCWFyFpJE4g+DzWfNz6tmZff6bevFIw2:UVCtyTOUapR3qSaF+tmZlvt2
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

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

Rule to detect Lockbit 3.0 ransomware Windows payload 1 IoCs

resource	yara_rule
behavioral2/memory/2932-0-0x0000000010000000-0x0000000010028000-memory.dmp	family_lockbit

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3956 wrote to memory of 2932	3956	rundll32.exe	96
PID 3956 wrote to memory of 2932	3956	rundll32.exe	96
PID 3956 wrote to memory of 2932	3956	rundll32.exe	96

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e2a0224a81cf7c568679c751a6e540db172c2310d52ca314000ba97b7dfe3870.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3956
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\e2a0224a81cf7c568679c751a6e540db172c2310d52ca314000ba97b7dfe3870.dll,#1
  2⤵
  PID:2932

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3376 --field-trial-handle=2292,i,2103142837140538807,15881446839139365070,262144 --variations-seed-version /prefetch:8
1⤵
PID:3124

memory/2932-0-0x0000000010000000-0x0000000010028000-memory.dmp

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