Behavioral task
behavioral1
Sample
2024-04-22_7afc322bcd8d5a20557f39d824feb6d5_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-22_7afc322bcd8d5a20557f39d824feb6d5_cryptolocker.exe
Resource
win10v2004-20240412-en
General
-
Target
2024-04-22_7afc322bcd8d5a20557f39d824feb6d5_cryptolocker
-
Size
77KB
-
MD5
7afc322bcd8d5a20557f39d824feb6d5
-
SHA1
55453b8dfcfa0cac88dae5cdfb871e724ff49886
-
SHA256
bcda863bf78d7788c15c4c12acd0fa67f4b9ba9e80980688df852eea227a3a46
-
SHA512
36180970c0780eb6682bf966767729b8a99276d51419edbeaad9cb3989617f70fa78b14da7a365c8cb53d48e7136b411278527a58eae26afa781131f2112a9b9
-
SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdJcRF:T6a+rdOOtEvwDpjNtw
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 2024-04-22_7afc322bcd8d5a20557f39d824feb6d5_cryptolocker
Files
-
2024-04-22_7afc322bcd8d5a20557f39d824feb6d5_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