Behavioral task
behavioral1
Sample
2024-05-07_bd494a9d97d3974abee86498e4316dba_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-05-07_bd494a9d97d3974abee86498e4316dba_cryptolocker.exe
Resource
win10v2004-20240426-en
General
-
Target
2024-05-07_bd494a9d97d3974abee86498e4316dba_cryptolocker
-
Size
88KB
-
MD5
bd494a9d97d3974abee86498e4316dba
-
SHA1
31b24a5af459d14ce279bf38001c4dbf6d8d6883
-
SHA256
9e190cae47a8b214a5bbb16f441b71c5243f0e2e6258634bf1982a75df139af4
-
SHA512
1dfdf7e1160af0f360dfeb18d5f5b45eea1be82f4f06a1a72f7034ae52496aadbc7192b1015da87d5562cfe052216623d9e930c18a58824dd5a556b81447dafb
-
SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRMy8tyblP:zCsanOtEvwDpjg
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 2024-05-07_bd494a9d97d3974abee86498e4316dba_cryptolocker
Files
-
2024-05-07_bd494a9d97d3974abee86498e4316dba_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