Behavioral task
behavioral1
Sample
2024-04-30_fe94356cbc1035e5298e0abc13232f24_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-30_fe94356cbc1035e5298e0abc13232f24_cryptolocker.exe
Resource
win10v2004-20240426-en
General
-
Target
2024-04-30_fe94356cbc1035e5298e0abc13232f24_cryptolocker
-
Size
55KB
-
MD5
fe94356cbc1035e5298e0abc13232f24
-
SHA1
bb148325e49a5eb4a120bb80bcbd74a804dd3451
-
SHA256
10b1682bd40f6e0aeb13f5fc6c363d41c1e0d8b7cab971c3b8cba3ccd09ff5d1
-
SHA512
bdc3f84c430015be724b015ccfd4e52dd0d445b9365f713a4031d9846c16dc57fa930962535baca6abbbd7c9f1033e36d1f8437deddc7758bb98ff4c3ab29621
-
SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjl+t:bP9g/xtCS3Dxx0Jt
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 2024-04-30_fe94356cbc1035e5298e0abc13232f24_cryptolocker
Files
-
2024-04-30_fe94356cbc1035e5298e0abc13232f24_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