Behavioral task
behavioral1
Sample
2024-05-11_1084215bb2df2d169b34ba8252a3b52a_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-11_1084215bb2df2d169b34ba8252a3b52a_cryptolocker.exe
Resource
win10v2004-20240508-en
General
-
Target
2024-05-11_1084215bb2df2d169b34ba8252a3b52a_cryptolocker
-
Size
56KB
-
MD5
1084215bb2df2d169b34ba8252a3b52a
-
SHA1
48387d36d50e903b1e04a90955ac8e6a147e6c99
-
SHA256
9595ecb3484e22517513a9fa791c9d1c1b691a5cbc0604fb3f495656317b3972
-
SHA512
228ea3b31f607c11c7f1497075bbd9f78db8241f6c85a725417b43e00a1cc4336eb9af3e63eff83e5115b3e205fd0b38902ddb08587bbf60dab26b91dab4a85f
-
SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjl+K:bP9g/xtCS3Dxx0JK
Malware Config
Signatures
-
Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
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 2024-05-11_1084215bb2df2d169b34ba8252a3b52a_cryptolocker
Files
-
2024-05-11_1084215bb2df2d169b34ba8252a3b52a_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: 17KB - Virtual size: 24KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 12KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 9KB - 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