Behavioral task
behavioral1
Sample
2024-01-24_585b9fb2240c0448ff38015e7f21af7e_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-24_585b9fb2240c0448ff38015e7f21af7e_cryptolocker.exe
Resource
win10v2004-20231222-en
General
-
Target
2024-01-24_585b9fb2240c0448ff38015e7f21af7e_cryptolocker
-
Size
115KB
-
MD5
585b9fb2240c0448ff38015e7f21af7e
-
SHA1
0653c86cd6046680f81f2e2c88caa03cd7fff706
-
SHA256
80644b6e7d02506955eb06a2c32e3c81a0a86f4d9afbb2f5a19b3d4c717d276a
-
SHA512
1cd8759f79df00635200984c40c7b54c1802964830d446c0c5d782c4b02a4d2f8787addde1046cdddbbc771fd8cc7ff20c51435d72f1549f9cbc9dfc1cb85a35
-
SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp01b:z6a+CdOOtEvwDpjczZ
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 2024-01-24_585b9fb2240c0448ff38015e7f21af7e_cryptolocker
Files
-
2024-01-24_585b9fb2240c0448ff38015e7f21af7e_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_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