Behavioral task
behavioral1
Sample
2024-05-05_74ba6c6df3e7cb54fef3011d8532f585_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-05_74ba6c6df3e7cb54fef3011d8532f585_cryptolocker.exe
Resource
win10v2004-20240419-en
General
-
Target
2024-05-05_74ba6c6df3e7cb54fef3011d8532f585_cryptolocker
-
Size
93KB
-
MD5
74ba6c6df3e7cb54fef3011d8532f585
-
SHA1
2e7d9e5692f7bb17637239e298d602ca497e8eae
-
SHA256
67ee4e4ee2a875da9414243af1f1cdec96fbd8e78dd949a65c326d6374fd78c5
-
SHA512
0da1354b9d4b7ef1ec230a4bb75d0e629ad00826b0b187c0118ab94fa4057b15b56637213c2f4d46e204f5a16e9b8ca7d54732b3223ffad1a553ed3007953bd3
-
SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjgx/X:zCsanOtEvwDpjBX
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 2024-05-05_74ba6c6df3e7cb54fef3011d8532f585_cryptolocker
Files
-
2024-05-05_74ba6c6df3e7cb54fef3011d8532f585_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