Behavioral task
behavioral1
Sample
2024-02-28_ee45f2a26c53a6e37df743900f391fef_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-28_ee45f2a26c53a6e37df743900f391fef_cryptolocker.exe
Resource
win10v2004-20240226-en
General
-
Target
2024-02-28_ee45f2a26c53a6e37df743900f391fef_cryptolocker
-
Size
81KB
-
MD5
ee45f2a26c53a6e37df743900f391fef
-
SHA1
08b0f04eb9a42dfc1a516b729dbeb00e1a039f9c
-
SHA256
a2f2e3ead5f1966ce3f243a80bfdf6a66f71fbd5c6f124667026d30d0d8b8ea5
-
SHA512
c2cfdbe844db9044277a0708e6d9ad653fc0cab1729203ee624f324820dad5416ab8551a9e943329e8e95217a228cef6299a25089acba040b07909b5022c7f05
-
SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdeSI:T6a+rdOOtEvwDpjNt8
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 2024-02-28_ee45f2a26c53a6e37df743900f391fef_cryptolocker
Files
-
2024-02-28_ee45f2a26c53a6e37df743900f391fef_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