Behavioral task
behavioral1
Sample
2024-05-27_87835cdea585231710c63b1f4db78585_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-27_87835cdea585231710c63b1f4db78585_cryptolocker.exe
Resource
win10v2004-20240426-en
General
-
Target
2024-05-27_87835cdea585231710c63b1f4db78585_cryptolocker
-
Size
89KB
-
MD5
87835cdea585231710c63b1f4db78585
-
SHA1
ee121f00561217bad76d20b46130e4ee3d07f631
-
SHA256
ecb68ec2e3c625ef45e0b4058bbbc944b7085cc4b3d665be34472d872176c6d5
-
SHA512
d6ec3342de9bdf6d53b69a813a6325f651325813f4eea53c3ccd3ebb2d16dc702185fa37c5b18ab7928d9972221f46371b7e1c2aeae1b77880bed0354c5e243a
-
SSDEEP
1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQAq:n6a+1SEOtEvwDpjYYvQd2Pq
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 2024-05-27_87835cdea585231710c63b1f4db78585_cryptolocker
Files
-
2024-05-27_87835cdea585231710c63b1f4db78585_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_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: 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