Behavioral task
behavioral1
Sample
2024-04-21_9cd09784354d69f47e9fa43f4b71335d_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-04-21_9cd09784354d69f47e9fa43f4b71335d_cryptolocker.exe
Resource
win10v2004-20240412-en
General
-
Target
2024-04-21_9cd09784354d69f47e9fa43f4b71335d_cryptolocker
-
Size
96KB
-
MD5
9cd09784354d69f47e9fa43f4b71335d
-
SHA1
222c81381e2ba2940e930ad6a3354f90c4ee99e1
-
SHA256
f95c86e075691306cc73e915ba5105be0c29bc6863bf2a4f154d74682ea567cd
-
SHA512
a3b20fd467287ef498a398cfa708da294fc5407ea9b75fa7d78cfa67ca1816a7cfe4e7ca27c7f243b28f7af565b7962147cb675bb24b0034011fe9894c258cd0
-
SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjgx/bn:zCsanOtEvwDpjBj
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 2024-04-21_9cd09784354d69f47e9fa43f4b71335d_cryptolocker
Files
-
2024-04-21_9cd09784354d69f47e9fa43f4b71335d_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