Behavioral task
behavioral1
Sample
2024-06-02_2b7ea07ea7c5232f19c25cca1167d7ae_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-06-02_2b7ea07ea7c5232f19c25cca1167d7ae_cryptolocker.exe
Resource
win10v2004-20240508-en
General
-
Target
2024-06-02_2b7ea07ea7c5232f19c25cca1167d7ae_cryptolocker
-
Size
91KB
-
MD5
2b7ea07ea7c5232f19c25cca1167d7ae
-
SHA1
1caa9877bdc5f4009351a399d3c733206f3cb232
-
SHA256
bf9a6cbf706bf423973a9e357c7022d37a49023b118473a2e9654d3189231836
-
SHA512
a1592c4820ee5f66d581348e4ef36d3d2d282e25efaff55a96a06c0c9990df251d52643925d18682e1f65ddf0a09cc1e86e45885c355ddacc6d73a821ae4f2b0
-
SSDEEP
1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQAA/h:n6a+1SEOtEvwDpjYYvQd2Pi
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 2024-06-02_2b7ea07ea7c5232f19c25cca1167d7ae_cryptolocker
Files
-
2024-06-02_2b7ea07ea7c5232f19c25cca1167d7ae_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