Behavioral task
behavioral1
Sample
2024-01-24_b432a3415da524b1e705f4d58bc59f9a_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-24_b432a3415da524b1e705f4d58bc59f9a_cryptolocker.exe
Resource
win10v2004-20231215-en
General
-
Target
2024-01-24_b432a3415da524b1e705f4d58bc59f9a_cryptolocker
-
Size
56KB
-
MD5
b432a3415da524b1e705f4d58bc59f9a
-
SHA1
c8c558a20b9f7a5bca3135eb8b8a5ee482771956
-
SHA256
a6e431089002183bf25ff947de120ddd41f3a629d561dfc4bb82deb3ba55d17b
-
SHA512
e6a77348f9089a1170e190a3a5aae910eaf1ced860d17f4e305ace10e2660a674fe3b240cef615e63927007a5786509dcde0f4d20911324d499a8da1bf662198
-
SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFeV0ZOfcpLzbK:zj+soPSMOtEvwDpj4yzbK
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 2024-01-24_b432a3415da524b1e705f4d58bc59f9a_cryptolocker
Files
-
2024-01-24_b432a3415da524b1e705f4d58bc59f9a_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