Behavioral task
behavioral1
Sample
2024-04-26_1e4338312e76f9f3ec1a11d24f93e1e7_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-04-26_1e4338312e76f9f3ec1a11d24f93e1e7_cryptolocker.exe
Resource
win10v2004-20240419-en
General
-
Target
2024-04-26_1e4338312e76f9f3ec1a11d24f93e1e7_cryptolocker
-
Size
80KB
-
MD5
1e4338312e76f9f3ec1a11d24f93e1e7
-
SHA1
82b2cfc24e162bd02ed64b2daceec711a66bb8d3
-
SHA256
5f1a82257e9e71c8d38286d4047d1852e6fac4377474386863bbd8c0a0154200
-
SHA512
bd629b1ffff7fab8789b737c844f9272abdffa8de637bd691d4911e34c32ccf84d6009b9e36be300821293f443deab762133bf30256f62fe5e5f5484671e3b81
-
SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky7QH:zCsanOtEvwDpjz
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 2024-04-26_1e4338312e76f9f3ec1a11d24f93e1e7_cryptolocker
Files
-
2024-04-26_1e4338312e76f9f3ec1a11d24f93e1e7_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