Behavioral task
behavioral1
Sample
2024-03-09_21c23e2c5dd9e2dcc617ffcf973f9ad2_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-03-09_21c23e2c5dd9e2dcc617ffcf973f9ad2_cryptolocker.exe
Resource
win10v2004-20240226-en
General
-
Target
2024-03-09_21c23e2c5dd9e2dcc617ffcf973f9ad2_cryptolocker
-
Size
80KB
-
MD5
21c23e2c5dd9e2dcc617ffcf973f9ad2
-
SHA1
db927109a421bfaf54329dc1843dcd1fdee87b51
-
SHA256
52c1b5f43f89c7a210fa66434557a09beec9f4d35a80d1002d196cd0724e4378
-
SHA512
fe2bf5480f4d23d96d5bb3c7ab2a435b12e8afd56c9adc7b1f34caf881e0691b0ecc766b7ead09b6cca3b0c85d7efc57f83c3114ff6f2b57d7f9bdd66cc32665
-
SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kySeC:zCsanOtEvwDpjN
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 2024-03-09_21c23e2c5dd9e2dcc617ffcf973f9ad2_cryptolocker
Files
-
2024-03-09_21c23e2c5dd9e2dcc617ffcf973f9ad2_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