Behavioral task
behavioral1
Sample
2024-05-30_996abed550cc847ceb8adb7a9a96a2d3_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-30_996abed550cc847ceb8adb7a9a96a2d3_cryptolocker.exe
Resource
win10v2004-20240426-en
General
-
Target
2024-05-30_996abed550cc847ceb8adb7a9a96a2d3_cryptolocker
-
Size
79KB
-
MD5
996abed550cc847ceb8adb7a9a96a2d3
-
SHA1
231b574ff9655266fdf5e8cb66a33b6490d7346c
-
SHA256
37942c6873d0984cec65163b64b27ad2872884328c5a2794e3dddbd3c9c1cf69
-
SHA512
c77d5a66f0787c6c4a150d3f853c99699ac88c8c91254c8d4e64bf14aed75e843fd14b495ab87c5444c62defbd4961e399dbef33c8a32e9bca421d5047f57eb7
-
SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdxPUxB14V:T6a+rdOOtEvwDpjNtHPL
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 2024-05-30_996abed550cc847ceb8adb7a9a96a2d3_cryptolocker
Files
-
2024-05-30_996abed550cc847ceb8adb7a9a96a2d3_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