Behavioral task
behavioral1
Sample
2024-04-06_a149dc4afc13f2c7c62cd9d52da8e0a0_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-06_a149dc4afc13f2c7c62cd9d52da8e0a0_cryptolocker.exe
Resource
win10v2004-20231215-en
General
-
Target
2024-04-06_a149dc4afc13f2c7c62cd9d52da8e0a0_cryptolocker
-
Size
93KB
-
MD5
a149dc4afc13f2c7c62cd9d52da8e0a0
-
SHA1
3b8fca1de2b5ebad96145af48af5bf54858239a1
-
SHA256
c110eb8a84e335f4cd552bb95f0f4ba04f1301f90d0e5c2e7a45f9858a8d8b03
-
SHA512
b34747c5d0ab9c90d9dfa0f116b29140bed7670c94ede0517b86b41a3aaf6c692b539f184d4c48d6307657f3eed8d93164fb675fee84d236e64be6f95508551c
-
SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjgx/5A:zCsanOtEvwDpjB6
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 2024-04-06_a149dc4afc13f2c7c62cd9d52da8e0a0_cryptolocker
Files
-
2024-04-06_a149dc4afc13f2c7c62cd9d52da8e0a0_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