Behavioral task
behavioral1
Sample
2024-03-08_25d8eccfda6893418a7f66e31df40c41_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-08_25d8eccfda6893418a7f66e31df40c41_cryptolocker.exe
Resource
win10v2004-20240226-en
General
-
Target
2024-03-08_25d8eccfda6893418a7f66e31df40c41_cryptolocker
-
Size
117KB
-
MD5
25d8eccfda6893418a7f66e31df40c41
-
SHA1
29d10853c1c721a5edd614d8d595c25566b068fd
-
SHA256
aa867201c502be19f6435880b1dce8c9a8664abc28cbef6afa64183ccf635327
-
SHA512
64a055133e9acc12ff00b2033d834391fd941e89e85e1e1c406a403d8b3ae5bebab8e4b1fee452c88470ae256b85887ace4788fe9b1557f07e039034940e7ea3
-
SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp01J:z6a+CdOOtEvwDpjczL
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 2024-03-08_25d8eccfda6893418a7f66e31df40c41_cryptolocker
Files
-
2024-03-08_25d8eccfda6893418a7f66e31df40c41_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