Behavioral task
behavioral1
Sample
2024-05-09_8fa7cba8e08e4aa356a84b894c941391_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-05-09_8fa7cba8e08e4aa356a84b894c941391_cryptolocker.exe
Resource
win10v2004-20240426-en
General
-
Target
2024-05-09_8fa7cba8e08e4aa356a84b894c941391_cryptolocker
-
Size
77KB
-
MD5
8fa7cba8e08e4aa356a84b894c941391
-
SHA1
a6085e1fd8ea66b91b8c5efb999f9236710f7d34
-
SHA256
60c51524c0f87565215401fb8bbc227805fd21cf4be88074bde03991bfaea6b0
-
SHA512
db54da5daa9a35473fc8f33795958b0e922d572a0ac5c1b469e5bd6b4d0db3238dafb11822e8d348b55b9995e3b0319077e75a7d71245e8efa5b0848a2c3f155
-
SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdxPUxB1j:T6a+rdOOtEvwDpjNtHP4
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 2024-05-09_8fa7cba8e08e4aa356a84b894c941391_cryptolocker
Files
-
2024-05-09_8fa7cba8e08e4aa356a84b894c941391_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