Behavioral task
behavioral1
Sample
2024-05-14_42e5860a251c6f4ec61c0b5f6f881f99_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-05-14_42e5860a251c6f4ec61c0b5f6f881f99_cryptolocker.exe
Resource
win10v2004-20240508-en
General
-
Target
2024-05-14_42e5860a251c6f4ec61c0b5f6f881f99_cryptolocker
-
Size
63KB
-
MD5
42e5860a251c6f4ec61c0b5f6f881f99
-
SHA1
ce841e2ce14a96368bcc2ce3e69b037c78334e75
-
SHA256
f8f98cc9d96c14cfe347f49baecdff87554b097a324b0c1f4a5667de3faed1d8
-
SHA512
2a64c853a0a7d9ccb404d3fb14b552bbcaa693ad86ed4771c1c8d69b06e103c9c8b16e1a8254f25c52d57d5a1c107df331277040aa009d00f67c8213c81db796
-
SSDEEP
768:P8mnjO6LsoEEeegiZPvEhHSG+gbum/kLyMro2GtOOtEvwDpjKvWxHCbSVaFn0jKr:P8mnK6QFElP6n+gymddpMOtEvwDpjYM0
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 2024-05-14_42e5860a251c6f4ec61c0b5f6f881f99_cryptolocker
Files
-
2024-05-14_42e5860a251c6f4ec61c0b5f6f881f99_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