Behavioral task
behavioral1
Sample
2024-04-24_30544e9f64e24562a9a0b19a74f7e4e4_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-24_30544e9f64e24562a9a0b19a74f7e4e4_cryptolocker.exe
Resource
win10v2004-20240412-en
General
-
Target
2024-04-24_30544e9f64e24562a9a0b19a74f7e4e4_cryptolocker
-
Size
50KB
-
MD5
30544e9f64e24562a9a0b19a74f7e4e4
-
SHA1
6828a2cc5d965bbf1e7db14a41c70ffb463c7e40
-
SHA256
bcab0be8d06ac90435783f046ec718e86b661e9f5c5beafa9677c2bf76be6efe
-
SHA512
d3bbeb6fda5e117003820816399ea007bd1d0e3f2f2301309cac2ee38ad9ad12f7f7e8d811e2a36abb0a3ba5bc1b885b2336374906183a885a21e86a9021ef17
-
SSDEEP
768:bODOw9UiamWUB2preAr+OfjH/0S16avdrQFiLjJvtbuV:bODOw9acifAoc+v6V
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 2024-04-24_30544e9f64e24562a9a0b19a74f7e4e4_cryptolocker
Files
-
2024-04-24_30544e9f64e24562a9a0b19a74f7e4e4_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: 16KB - Virtual size: 28KB
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: 8KB - 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