Behavioral task
behavioral1
Sample
2024-05-26_1dbb7e603d0b57907cefd724a94e2b5a_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-26_1dbb7e603d0b57907cefd724a94e2b5a_cryptolocker.exe
Resource
win10v2004-20240508-en
General
-
Target
2024-05-26_1dbb7e603d0b57907cefd724a94e2b5a_cryptolocker
-
Size
91KB
-
MD5
1dbb7e603d0b57907cefd724a94e2b5a
-
SHA1
752a2b69ab7ff3452c19407f12b85b16b1fd2c07
-
SHA256
e0715d874d097c324f0fd9e6168cfc4808f38d62693db09afd436dd260e4c103
-
SHA512
062166a1000271c9e8b54b402470e5ed02d4b5857459b79eb18c8e14d308188fda1bd5895784166a1cf4936ec6e76c434a534f49a8fa9ab06848ecbcc0d1ec09
-
SSDEEP
1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQAA/D+:n6a+1SEOtEvwDpjYYvQd2P5
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 2024-05-26_1dbb7e603d0b57907cefd724a94e2b5a_cryptolocker
Files
-
2024-05-26_1dbb7e603d0b57907cefd724a94e2b5a_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_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 11KB - 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