Windows 7 deprecation
Windows 7 will be removed from tria.ge on 2025-03-31
Analysis
-
max time kernel
144s -
max time network
155s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
19/04/2024, 12:31
Static task
static1
Behavioral task
behavioral1
Sample
2024-04-19_32e9b8cbc7e3d9d25b573e011f434daa_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-19_32e9b8cbc7e3d9d25b573e011f434daa_cryptolocker.exe
Resource
win10v2004-20240226-en
General
-
Target
2024-04-19_32e9b8cbc7e3d9d25b573e011f434daa_cryptolocker.exe
-
Size
40KB
-
MD5
32e9b8cbc7e3d9d25b573e011f434daa
-
SHA1
b230309db674dd5aaed691c97fba00cb20bcb140
-
SHA256
48a31191d917171e07aa35055462c4f1efa318843f557192ecf7ed19aa6f2aa1
-
SHA512
abd7fe5eaa6a4c8d866384de53b66f7d87e954ac532f3478e0b73b8be9ee47d0d5e7ff2b2bb40acf2549aecbd537df0c3f8d2d86c9f94e560848006e78cfdfd7
-
SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpj66BLbjG9Rva/yYsZp:i5nkFGMOtEvwDpjR+viHs3
Malware Config
Signatures
-
Detection of CryptoLocker Variants 4 IoCs
resource yara_rule behavioral2/memory/3404-0-0x0000000000500000-0x000000000050F000-memory.dmp CryptoLocker_rule2 behavioral2/memory/3404-11-0x0000000000500000-0x000000000050F000-memory.dmp CryptoLocker_rule2 behavioral2/files/0x0008000000023252-14.dat CryptoLocker_rule2 behavioral2/memory/4476-27-0x0000000000500000-0x000000000050F000-memory.dmp CryptoLocker_rule2 -
Detection of Cryptolocker Samples 2 IoCs
resource yara_rule behavioral2/memory/3404-11-0x0000000000500000-0x000000000050F000-memory.dmp CryptoLocker_set1 behavioral2/memory/4476-27-0x0000000000500000-0x000000000050F000-memory.dmp CryptoLocker_set1 -
Detects executables built or packed with MPress PE compressor 4 IoCs
resource yara_rule behavioral2/memory/3404-0-0x0000000000500000-0x000000000050F000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral2/memory/3404-11-0x0000000000500000-0x000000000050F000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral2/files/0x0008000000023252-14.dat INDICATOR_EXE_Packed_MPress behavioral2/memory/4476-27-0x0000000000500000-0x000000000050F000-memory.dmp INDICATOR_EXE_Packed_MPress -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Control Panel\International\Geo\Nation 2024-04-19_32e9b8cbc7e3d9d25b573e011f434daa_cryptolocker.exe -
Executes dropped EXE 1 IoCs
pid Process 4476 misid.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3404 wrote to memory of 4476 3404 2024-04-19_32e9b8cbc7e3d9d25b573e011f434daa_cryptolocker.exe 91 PID 3404 wrote to memory of 4476 3404 2024-04-19_32e9b8cbc7e3d9d25b573e011f434daa_cryptolocker.exe 91 PID 3404 wrote to memory of 4476 3404 2024-04-19_32e9b8cbc7e3d9d25b573e011f434daa_cryptolocker.exe 91
Processes
-
C:\Users\Admin\AppData\Local\Temp\2024-04-19_32e9b8cbc7e3d9d25b573e011f434daa_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-04-19_32e9b8cbc7e3d9d25b573e011f434daa_cryptolocker.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3404 -
C:\Users\Admin\AppData\Local\Temp\misid.exe"C:\Users\Admin\AppData\Local\Temp\misid.exe"2⤵
- Executes dropped EXE
PID:4476
-
-
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=4440 --field-trial-handle=2256,i,6670388345726423024,18382795228658886258,262144 --variations-seed-version /prefetch:81⤵PID:2112
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
40KB
MD5386a351674d40fe98a284dd08b824295
SHA1f6db18e04f09f008b36388f16d48832630b39acf
SHA256c41fd9fad50e5f0d6f7d1f44a69e787b6a2bbc45fc499a4b52320d32affe3787
SHA512f00716bec8bee1a9ee91c9421ea958bb42142ca17f95c71eb868be4b1907ed747826b1607cafc151227327b70f1bc9a04e2ebae1494e9fccda636c6586338c73