Behavioral task
behavioral1
Sample
2024-02-28_02707f1e6f0e0139f0dfa21622da2ad9_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-28_02707f1e6f0e0139f0dfa21622da2ad9_cryptolocker.exe
Resource
win10v2004-20240226-en
General
-
Target
2024-02-28_02707f1e6f0e0139f0dfa21622da2ad9_cryptolocker
-
Size
75KB
-
MD5
02707f1e6f0e0139f0dfa21622da2ad9
-
SHA1
e30184b2be25869cc098f6ff23df089182791eb1
-
SHA256
5e08e38b4d8b5305ee8204a792a84198c2ad62841c577760e80352367638f637
-
SHA512
2857e130c0d4f3c4c3314a76c7dd51072615b33100c43bbdcaea2519f07284d26c5a060ab8e074c0a728147c8438c0f7fb41546bef059c3f403670a8279a7bf6
-
SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdxPUxs:T6a+rdOOtEvwDpjNtHPb
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 2024-02-28_02707f1e6f0e0139f0dfa21622da2ad9_cryptolocker
Files
-
2024-02-28_02707f1e6f0e0139f0dfa21622da2ad9_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