Behavioral task
behavioral1
Sample
2024-02-04_81fd3bd68faf169b38178c96ee5db28d_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-04_81fd3bd68faf169b38178c96ee5db28d_cryptolocker.exe
Resource
win10v2004-20231215-en
General
-
Target
2024-02-04_81fd3bd68faf169b38178c96ee5db28d_cryptolocker
-
Size
62KB
-
MD5
81fd3bd68faf169b38178c96ee5db28d
-
SHA1
ad12078b9a30eac5ccdfbd925fb5542dca889195
-
SHA256
ecd5ed55307d96ff8c0a5183a2038b0b1f690266ecf445bf26a6b7632ce3a30c
-
SHA512
b83af1e0d9d4bff3bffe964ae463b25986ef7ac45b3a16ccd63497e5dd684fdbe1d339a5df19d0c7e61e4267b435e6578376328fb1da1ec407859753e95126f8
-
SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjYibAo6a:1nK6a+qdOOtEvwDpjR
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 2024-02-04_81fd3bd68faf169b38178c96ee5db28d_cryptolocker
Files
-
2024-02-04_81fd3bd68faf169b38178c96ee5db28d_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
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ap0x Size: 1024B - Virtual size: 785B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE