Behavioral task
behavioral1
Sample
2024-05-24_ec3d21da36e37eb4441bbaebd52b9e75_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-24_ec3d21da36e37eb4441bbaebd52b9e75_cryptolocker.exe
Resource
win10v2004-20240426-en
General
-
Target
2024-05-24_ec3d21da36e37eb4441bbaebd52b9e75_cryptolocker
-
Size
58KB
-
MD5
ec3d21da36e37eb4441bbaebd52b9e75
-
SHA1
c811fcc80280e0f5e97400ccefe40a089d8f9682
-
SHA256
98ed35e07afeafcf9c4a8dee832f7513381b32e28f0424ea5a8bf6e1cc989dc9
-
SHA512
99c32e90802fa8555394ba41897d388b1e00503a4b8d9781567990459c30b61890b9385def5bbeba17c76f5f5563683169c5f66fddc821a18ca7cd00906c2d16
-
SSDEEP
768:H6LsoEEeegiZPvEhHSG+gk5NQXtckstOOtEvwDpjhBaD3TUogs/VXpAPBo:H6QFElP6n+gou9cvMOtEvwDpjCpVXYo
Malware Config
Signatures
-
Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
Detection of Cryptolocker Samples 1 IoCs
resource yara_rule sample CryptoLocker_set1 -
UPX dump on OEP (original entry point) 1 IoCs
resource yara_rule sample UPX -
resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-05-24_ec3d21da36e37eb4441bbaebd52b9e75_cryptolocker
Files
-
2024-05-24_ec3d21da36e37eb4441bbaebd52b9e75_cryptolocker.exe windows:5 windows x86 arch:x86
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DEBUG_STRIPPED
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.imports Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE