Behavioral task
behavioral1
Sample
2024-06-11_d96cf1fd3e411abb902275bdf08c40f7_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-06-11_d96cf1fd3e411abb902275bdf08c40f7_cryptolocker.exe
Resource
win10v2004-20240226-en
General
-
Target
2024-06-11_d96cf1fd3e411abb902275bdf08c40f7_cryptolocker
-
Size
56KB
-
MD5
d96cf1fd3e411abb902275bdf08c40f7
-
SHA1
d3dd0d633f11ad10194e1a7e3711a9c967c3ecc4
-
SHA256
87fb1a8803f79137484c6a939951779d1ea7e9c102f18b9a4d3538964d4a9852
-
SHA512
bfe7b3f6610603cda3e090eb38e77bb2e525303a2bdcf2d3c1ba99d66b68692d6a2e2472953c8280af08377f7338e8b0937511e8bef22afbf1e7ed58447c2502
-
SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjlugJ1:bP9g/xtCS3Dxx0e1
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 2024-06-11_d96cf1fd3e411abb902275bdf08c40f7_cryptolocker
Files
-
2024-06-11_d96cf1fd3e411abb902275bdf08c40f7_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