Behavioral task
behavioral1
Sample
2024-05-23_50c19ac767da9d42c0ef4a56a697b943_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-23_50c19ac767da9d42c0ef4a56a697b943_cryptolocker.exe
Resource
win10v2004-20240426-en
General
-
Target
2024-05-23_50c19ac767da9d42c0ef4a56a697b943_cryptolocker
-
Size
90KB
-
MD5
50c19ac767da9d42c0ef4a56a697b943
-
SHA1
7ed4bc25ca865a7098ce80fa7b56de4da51c8b08
-
SHA256
3b2a76f17849318047d1c06b00a7a46098df24f2ac2d3d545be712ac12addc40
-
SHA512
ffe38d456488e7dc98fb986e62f7800887dbcf384d5292b4432e7a97abf4d8e5ce9f8d6165431833fc6780de77cbeb6209ef6fef10c1292611ed6f4db5aec5d7
-
SSDEEP
1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQAp+:n6a+1SEOtEvwDpjYYvQd2Pc
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 2024-05-23_50c19ac767da9d42c0ef4a56a697b943_cryptolocker
Files
-
2024-05-23_50c19ac767da9d42c0ef4a56a697b943_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