Behavioral task
behavioral1
Sample
2024-02-13_7b8ca7f2f0e3d298e257dc8cbeed1124_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-13_7b8ca7f2f0e3d298e257dc8cbeed1124_cryptolocker.exe
Resource
win10v2004-20231222-en
General
-
Target
2024-02-13_7b8ca7f2f0e3d298e257dc8cbeed1124_cryptolocker
-
Size
80KB
-
MD5
7b8ca7f2f0e3d298e257dc8cbeed1124
-
SHA1
58d88a1416e851b78668e3ea40a768f881b9a8bf
-
SHA256
018cb42e7dd0f10e8b3f4381c4b5c42f853abc3d04924af2cf432c8f6802e308
-
SHA512
6eadd890b8b55b47db2ac912bd03330e37a88d14b0a7c14b9426794fc924ead92f0d19885c6449123591a2af629592fab9ef9114dfce5c6bc80d46ab09bed172
-
SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky2fF:zCsanOtEvwDpjH
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 2024-02-13_7b8ca7f2f0e3d298e257dc8cbeed1124_cryptolocker
Files
-
2024-02-13_7b8ca7f2f0e3d298e257dc8cbeed1124_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