Behavioral task
behavioral1
Sample
2024-05-12_48aaa8685c6222ac4a8b6a3a012dc8b1_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-12_48aaa8685c6222ac4a8b6a3a012dc8b1_cryptolocker.exe
Resource
win10v2004-20240426-en
General
-
Target
2024-05-12_48aaa8685c6222ac4a8b6a3a012dc8b1_cryptolocker
-
Size
56KB
-
MD5
48aaa8685c6222ac4a8b6a3a012dc8b1
-
SHA1
de89f4cc0d488191368b17534c3eff2453f48d30
-
SHA256
35dcad4370ede917f9be4d958ea4f9289062f4b694132db236bfe948b363086f
-
SHA512
5ac073fc30a52df3b35b2e70ff8b799f50c0128d730dddf5ea97866444727c17eb0248dadbd148a974844f221e4f4f18880abcfc5664dfc4f1ec388ed0705e9d
-
SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjls:bP9g/xtCS3Dxx0n
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 2024-05-12_48aaa8685c6222ac4a8b6a3a012dc8b1_cryptolocker
Files
-
2024-05-12_48aaa8685c6222ac4a8b6a3a012dc8b1_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