Behavioral task
behavioral1
Sample
2024-04-15_a3e4d0fe6aaf8a3168b702ef8f010cee_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-15_a3e4d0fe6aaf8a3168b702ef8f010cee_cryptolocker.exe
Resource
win10v2004-20240412-en
General
-
Target
2024-04-15_a3e4d0fe6aaf8a3168b702ef8f010cee_cryptolocker
-
Size
79KB
-
MD5
a3e4d0fe6aaf8a3168b702ef8f010cee
-
SHA1
0479cd8b779b76f9e281c78a4e4189bacb18dd18
-
SHA256
f518f7cb4ec0214ff698b0fdaf66c77d58c0a1570d774ae2671c9f5dd3358ea2
-
SHA512
a667a0821432f00fb587f9983becc598383403ef354168dbad2f53ae036ddf879ce4885d787490e12eca1c784f6d1127e81439e24cfcc0bb06d9c1cd1c45a420
-
SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky7QQ:zCsanOtEvwDpjE
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 2024-04-15_a3e4d0fe6aaf8a3168b702ef8f010cee_cryptolocker
Files
-
2024-04-15_a3e4d0fe6aaf8a3168b702ef8f010cee_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_CODE
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - 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