Behavioral task
behavioral1
Sample
2024-04-23_666c8cb1dedbb828a52e199751417329_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-04-23_666c8cb1dedbb828a52e199751417329_cryptolocker.exe
Resource
win10v2004-20240226-en
General
-
Target
2024-04-23_666c8cb1dedbb828a52e199751417329_cryptolocker
-
Size
86KB
-
MD5
666c8cb1dedbb828a52e199751417329
-
SHA1
a6c66651e58ca2ce0a4ac017a198aaeb201996c4
-
SHA256
9ddf0a2a0aecd80f7021a9679ba9cf25abb72712dad795068a3ef131713f961c
-
SHA512
ef43ce2ea5203a77db40a6cba01a8ef1b41b63e36e547e6f01ac4ea644b8f0bc0e063d96276afea8ab68d3cd1bcc33a0e68ef847fc373efeab0b4623d2ac9b76
-
SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyJS1/E:zCsanOtEvwDpjS
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 2024-04-23_666c8cb1dedbb828a52e199751417329_cryptolocker
Files
-
2024-04-23_666c8cb1dedbb828a52e199751417329_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