Behavioral task
behavioral1
Sample
2024-04-23_4970d1561c49619581b632685300ad04_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-23_4970d1561c49619581b632685300ad04_cryptolocker.exe
Resource
win10v2004-20240412-en
General
-
Target
2024-04-23_4970d1561c49619581b632685300ad04_cryptolocker
-
Size
65KB
-
MD5
4970d1561c49619581b632685300ad04
-
SHA1
281fdd54bc15d307a2af7159b849a7bc52f946a8
-
SHA256
755b6c2969d0680e8de57e56dbe0015d9b4d5654b9fa0aafc755a15e47a225d6
-
SHA512
f00d1e203de6405883b389a057a937137d386380043bdc97d24b19cdea3e01f0bc41b09f41bd62a1d3ea344766aa6bf405ecc042046e20b0d549f63dac034efa
-
SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjYZ8xDyF:1nK6a+qdOOtEvwDpjy
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 2024-04-23_4970d1561c49619581b632685300ad04_cryptolocker
Files
-
2024-04-23_4970d1561c49619581b632685300ad04_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
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ap0x Size: 1024B - Virtual size: 785B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE