Behavioral task
behavioral1
Sample
2024-03-27_3cf6777ebb53694bdad4e500552bc831_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-27_3cf6777ebb53694bdad4e500552bc831_cryptolocker.exe
Resource
win10v2004-20240226-en
General
-
Target
2024-03-27_3cf6777ebb53694bdad4e500552bc831_cryptolocker
-
Size
82KB
-
MD5
3cf6777ebb53694bdad4e500552bc831
-
SHA1
ec62f5bd33b17f991b6e4e23b8a13bc4f4fbee16
-
SHA256
7f063a16feb6dfeec5381f195815a624655808e63058d1d1bb4388d29da7802c
-
SHA512
ef2e20257d3bb294f834253d23b70279ea0a049bb5a1c6ea7595fb68c4184de6cc2e22fb26e6f5e83258b2f7563ba257c029dbe04be3d94cada5f7b609560647
-
SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOT71:T6a+rdOOtEvwDpjNp
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 2024-03-27_3cf6777ebb53694bdad4e500552bc831_cryptolocker
Files
-
2024-03-27_3cf6777ebb53694bdad4e500552bc831_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