Behavioral task
behavioral1
Sample
2024-05-10_42d0b04c1f0c05a32c3cffa3d6fde609_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-10_42d0b04c1f0c05a32c3cffa3d6fde609_cryptolocker.exe
Resource
win10v2004-20240226-en
General
-
Target
2024-05-10_42d0b04c1f0c05a32c3cffa3d6fde609_cryptolocker
-
Size
78KB
-
MD5
42d0b04c1f0c05a32c3cffa3d6fde609
-
SHA1
e0d302fb8b77b25a183bdcae247df8c283e4d5ca
-
SHA256
389c2b8462d6f799e638a921e20eb38767c6d32294f04b7a19f8417b0598e371
-
SHA512
3ad0267041ebdf89300d28dc61feb7cc011ca4b158cd1ea6b106fbfa31e1ccfc8e46eeddb7241f35fc16cbf01a89bf5dc15da7f29128a073ebafde960a6608bb
-
SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdJcRg:T6a+rdOOtEvwDpjNtt
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 2024-05-10_42d0b04c1f0c05a32c3cffa3d6fde609_cryptolocker
Files
-
2024-05-10_42d0b04c1f0c05a32c3cffa3d6fde609_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