Behavioral task
behavioral1
Sample
2024-03-14_b3ed60666de3c3ef8429da4360fabcac_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-03-14_b3ed60666de3c3ef8429da4360fabcac_cryptolocker.exe
Resource
win10v2004-20240226-en
General
-
Target
2024-03-14_b3ed60666de3c3ef8429da4360fabcac_cryptolocker
-
Size
109KB
-
MD5
b3ed60666de3c3ef8429da4360fabcac
-
SHA1
d64d05fcebefb4e7b45e192d9f0cf0b1b03b6b80
-
SHA256
ad27c5d589dbf89fad24010b7532ed166646217d6c4deb7dd6ecb38bd67414ef
-
SHA512
749f7b323b560e059c06d8b860be822e9b00c190a16fadca4fe81dffb440a29a52b3dbb11c96a73a07237669787fbfc80250289033a07a96d372f5ea770a81f5
-
SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalRn5iF1j6GksgEneZ:1nK6a+qdOOtEvwDpju
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 2024-03-14_b3ed60666de3c3ef8429da4360fabcac_cryptolocker
Files
-
2024-03-14_b3ed60666de3c3ef8429da4360fabcac_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