Windows 7 deprecation
Windows 7 will be removed from tria.ge on 2025-03-31
Analysis
-
max time kernel
150s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240611-en -
resource tags
arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system -
submitted
17/06/2024, 07:32
Behavioral task
behavioral1
Sample
2024-06-17_7b88e03276361c117d0fa9ba5733025d_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-06-17_7b88e03276361c117d0fa9ba5733025d_cryptolocker.exe
Resource
win10v2004-20240611-en
General
-
Target
2024-06-17_7b88e03276361c117d0fa9ba5733025d_cryptolocker.exe
-
Size
42KB
-
MD5
7b88e03276361c117d0fa9ba5733025d
-
SHA1
f453e4e9c50f768ea6227d81170344cf922ff808
-
SHA256
b2c1109d34d7675149669cb97ff953577809a31b9a2e652aad754c31938576a2
-
SHA512
a2a5d0119fe94a39b67e1d0399f42ec67e5540c6b589926b170159ae9995ded663d55101e44b9acb7b4fca488f1fd2c5b2933e027d9b5d37bb6239474e5d1ea5
-
SSDEEP
768:ba74zYcgT/EkdCQgpwXFXSqQXfj0xKoWv:ba6YcA/Xk3wXFXSqAJb
Malware Config
Signatures
-
Detection of CryptoLocker Variants 5 IoCs
resource yara_rule behavioral2/memory/1144-0-0x0000000008000000-0x000000000800F000-memory.dmp CryptoLocker_rule2 behavioral2/files/0x00070000000233d6-13.dat CryptoLocker_rule2 behavioral2/memory/5092-16-0x0000000008000000-0x000000000800F000-memory.dmp CryptoLocker_rule2 behavioral2/memory/1144-18-0x0000000008000000-0x000000000800F000-memory.dmp CryptoLocker_rule2 behavioral2/memory/5092-27-0x0000000008000000-0x000000000800F000-memory.dmp CryptoLocker_rule2 -
UPX dump on OEP (original entry point) 5 IoCs
resource yara_rule behavioral2/memory/1144-0-0x0000000008000000-0x000000000800F000-memory.dmp UPX behavioral2/files/0x00070000000233d6-13.dat UPX behavioral2/memory/5092-16-0x0000000008000000-0x000000000800F000-memory.dmp UPX behavioral2/memory/1144-18-0x0000000008000000-0x000000000800F000-memory.dmp UPX behavioral2/memory/5092-27-0x0000000008000000-0x000000000800F000-memory.dmp UPX -
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-1-5-21-4204450073-1267028356-951339405-1000\Control Panel\International\Geo\Nation 2024-06-17_7b88e03276361c117d0fa9ba5733025d_cryptolocker.exe -
Executes dropped EXE 1 IoCs
pid Process 5092 hasfj.exe -
resource yara_rule behavioral2/memory/1144-0-0x0000000008000000-0x000000000800F000-memory.dmp upx behavioral2/files/0x00070000000233d6-13.dat upx behavioral2/memory/5092-16-0x0000000008000000-0x000000000800F000-memory.dmp upx behavioral2/memory/1144-18-0x0000000008000000-0x000000000800F000-memory.dmp upx behavioral2/memory/5092-27-0x0000000008000000-0x000000000800F000-memory.dmp upx -
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 1144 wrote to memory of 5092 1144 2024-06-17_7b88e03276361c117d0fa9ba5733025d_cryptolocker.exe 82 PID 1144 wrote to memory of 5092 1144 2024-06-17_7b88e03276361c117d0fa9ba5733025d_cryptolocker.exe 82 PID 1144 wrote to memory of 5092 1144 2024-06-17_7b88e03276361c117d0fa9ba5733025d_cryptolocker.exe 82
Processes
-
C:\Users\Admin\AppData\Local\Temp\2024-06-17_7b88e03276361c117d0fa9ba5733025d_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-06-17_7b88e03276361c117d0fa9ba5733025d_cryptolocker.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1144 -
C:\Users\Admin\AppData\Local\Temp\hasfj.exe"C:\Users\Admin\AppData\Local\Temp\hasfj.exe"2⤵
- Executes dropped EXE
PID:5092
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
42KB
MD58dd1728a343985645c4bc04f40a016e9
SHA1e857139bbf73ec91b38e065508764e678b4ff341
SHA2564d020e156c94e6caf5d5b0f6786b3661f6377b794a8c647503d294ee5cac1d3a
SHA51270ec36ec2749e421dcf58ff029e4e767a1f764bce5d7024e9c11eab2453a8b1800924e673e38390b6f82f0ad973889cc83f0a1ac6a1fa6c98df21ab53ee2a5db