Behavioral task
behavioral1
Sample
2024-03-27_4794078363154b25b7fba6b136efc6ff_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-03-27_4794078363154b25b7fba6b136efc6ff_cryptolocker.exe
Resource
win10v2004-20240226-en
General
-
Target
2024-03-27_4794078363154b25b7fba6b136efc6ff_cryptolocker
-
Size
82KB
-
MD5
4794078363154b25b7fba6b136efc6ff
-
SHA1
1beb815214178a23da1e0637ac1a16eca06f6a91
-
SHA256
0dcb9aa06b3768e2835d3f9adfd0f95c24e034212876af22292610fc8738e9c3
-
SHA512
a846fb45d2c17983041167dac8a663f0aa6135bd5d38853524fd59b310013c83a113c6f65f93d8c75e4fa373ff45e89c4ce7514d599c5e781b1098e1e6bd00f6
-
SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBd0O7:T6a+rdOOtEvwDpjNtX
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 2024-03-27_4794078363154b25b7fba6b136efc6ff_cryptolocker
Files
-
2024-03-27_4794078363154b25b7fba6b136efc6ff_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: 10KB - 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