Behavioral task
behavioral1
Sample
2024-03-06_f599dcffef8d8a8b097b0910b9bc33bf_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-06_f599dcffef8d8a8b097b0910b9bc33bf_cryptolocker.exe
Resource
win10v2004-20240226-en
General
-
Target
2024-03-06_f599dcffef8d8a8b097b0910b9bc33bf_cryptolocker
-
Size
93KB
-
MD5
f599dcffef8d8a8b097b0910b9bc33bf
-
SHA1
b485c0a50cf064d36e986181ab9132c89a91f24b
-
SHA256
54a7646392ce3a654aa7540ba084b262ce0da548171bf58b930f429a2385edab
-
SHA512
c446eb1316da179c336309a18f1d5ff36704c1124235350e5524676a8b1a99a7e648b7c177db77bbfc11a3977e58f220fbed89856e26b8945fd2a8b1cb49f3bf
-
SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjgx/d:zCsanOtEvwDpjBd
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 2024-03-06_f599dcffef8d8a8b097b0910b9bc33bf_cryptolocker
Files
-
2024-03-06_f599dcffef8d8a8b097b0910b9bc33bf_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