Behavioral task
behavioral1
Sample
2024-05-04_2bcf081e25d5a29a78365dcc78cc51e5_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-04_2bcf081e25d5a29a78365dcc78cc51e5_cryptolocker.exe
Resource
win10v2004-20240419-en
General
-
Target
2024-05-04_2bcf081e25d5a29a78365dcc78cc51e5_cryptolocker
-
Size
89KB
-
MD5
2bcf081e25d5a29a78365dcc78cc51e5
-
SHA1
697cb8709adc2219f79353b0c2191e11826c461c
-
SHA256
5d9d09e63acf9a6106f1c0af6733dc0fca2a3a4408965a8530d149f727722e55
-
SHA512
d1edd99da2cdbff3421bd8e9f1ba2853e07e2728d4e9391ac63fead04e2d4396e10e9b4db814faa546e402c9cb7904d68574117a4642b20c7bc73aa3c9ab77a1
-
SSDEEP
1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQAA/m:n6a+1SEOtEvwDpjYYvQd2Pl
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 2024-05-04_2bcf081e25d5a29a78365dcc78cc51e5_cryptolocker
Files
-
2024-05-04_2bcf081e25d5a29a78365dcc78cc51e5_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