Behavioral task
behavioral1
Sample
2024-05-28_665a9f91b00657192dc3efb2f660ed47_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-28_665a9f91b00657192dc3efb2f660ed47_cryptolocker.exe
Resource
win10v2004-20240508-en
General
-
Target
2024-05-28_665a9f91b00657192dc3efb2f660ed47_cryptolocker
-
Size
91KB
-
MD5
665a9f91b00657192dc3efb2f660ed47
-
SHA1
3e178b32e01fa1b71e81143ccc274d6b8926c64c
-
SHA256
118f92b1171c8c9ec25a54486e27595c68a1479516dd086fdf9e9b276573e310
-
SHA512
109adfc60ac7dab26ec8882d1e56cefd15fe19cf3fb9b00af81ed547420fdffab3377022d78aa2f3ce40c66bbefe9c3ed068fd5881dd8789cd5e04f0ab9df3da
-
SSDEEP
1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQAA/D6:n6a+1SEOtEvwDpjYYvQd2Pt
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 2024-05-28_665a9f91b00657192dc3efb2f660ed47_cryptolocker
Files
-
2024-05-28_665a9f91b00657192dc3efb2f660ed47_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: 11KB - 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