Behavioral task
behavioral1
Sample
2024-03-18_7b2ef7a08bdfe5c2e847cd2a07ab292d_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-18_7b2ef7a08bdfe5c2e847cd2a07ab292d_cryptolocker.exe
Resource
win10v2004-20240226-en
General
-
Target
2024-03-18_7b2ef7a08bdfe5c2e847cd2a07ab292d_cryptolocker
-
Size
68KB
-
MD5
7b2ef7a08bdfe5c2e847cd2a07ab292d
-
SHA1
8036bd4aac2cc3182012b9bfe90981774e3c19db
-
SHA256
c103217a289fa1b31211ee6bc977a0f14146011e9e2e8c7080b245ba7f1b643b
-
SHA512
d8c7e7fe44d78d7ddb71e7ab23273e27f011c5113265665e07cdce1ce48d5b2a9e13edb3a16e9ec0ed1f1ad0939891b67183b66d78007a777fc00f09e542afb1
-
SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj9aYaFAeBa3:z6a+CdOOtEvwDpjQO
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 2024-03-18_7b2ef7a08bdfe5c2e847cd2a07ab292d_cryptolocker
Files
-
2024-03-18_7b2ef7a08bdfe5c2e847cd2a07ab292d_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_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