Behavioral task
behavioral1
Sample
2024-02-13_b8715e6661b46923ab0d2ed332a77baf_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-02-13_b8715e6661b46923ab0d2ed332a77baf_cryptolocker.exe
Resource
win10v2004-20231222-en
General
-
Target
2024-02-13_b8715e6661b46923ab0d2ed332a77baf_cryptolocker
-
Size
56KB
-
MD5
b8715e6661b46923ab0d2ed332a77baf
-
SHA1
f9aeff2f146ebbe60b9263672f668018a7807479
-
SHA256
26f29d9c7de22272f07c776821336c1638fd84777738ada741a7f22056114546
-
SHA512
8b41bb4b1f40437f7f58ca8b7c9bd8c5edfd130713008293ce6ffc55f71f1b48e3facd749da412b6ab070574eabe0692801fb5094d4a501c45eeb975f8b8f5fe
-
SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFeV0ZOfcpyJ:zj+soPSMOtEvwDpj4ys
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 2024-02-13_b8715e6661b46923ab0d2ed332a77baf_cryptolocker
Files
-
2024-02-13_b8715e6661b46923ab0d2ed332a77baf_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