Behavioral task
behavioral1
Sample
2024-02-14_b1a4d988a4ec3efd475490de2517acdc_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-14_b1a4d988a4ec3efd475490de2517acdc_cryptolocker.exe
Resource
win10v2004-20231215-en
General
-
Target
2024-02-14_b1a4d988a4ec3efd475490de2517acdc_cryptolocker
-
Size
70KB
-
MD5
b1a4d988a4ec3efd475490de2517acdc
-
SHA1
897ccfef6844caee7697d32f0f18369d59db02e0
-
SHA256
2b593517330abb2d11316ffd57a93c372614bd7b9d985f99dd080c4a61770f1f
-
SHA512
a1e7e98b36093193e5fefbf16c8d63680f423c4a20274a1c83af4c956d36e3185b58005214d0dae1b2c7ec6d72e77f4c22d193a06b45fa5e4495197bfeda75d3
-
SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsal3e0:1nK6a+qdOOtEvwDpj8J
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 2024-02-14_b1a4d988a4ec3efd475490de2517acdc_cryptolocker
Files
-
2024-02-14_b1a4d988a4ec3efd475490de2517acdc_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