Behavioral task
behavioral1
Sample
2024-05-28_f4ecbc7dfb80ff21fd2f4ab525477156_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-28_f4ecbc7dfb80ff21fd2f4ab525477156_cryptolocker.exe
Resource
win10v2004-20240426-en
General
-
Target
2024-05-28_f4ecbc7dfb80ff21fd2f4ab525477156_cryptolocker
-
Size
82KB
-
MD5
f4ecbc7dfb80ff21fd2f4ab525477156
-
SHA1
4b49ef7816ae8f3c2c09d9739d289ca6b78329bc
-
SHA256
2c0f10e451675ae16e43258e9bc19fef64235b215f6d630b5fceb374f4060cab
-
SHA512
413c62f51436960d69a97aa88e4242ab5a51235c8642acbaee7a41b287658c3075651e8e6073fa370ff44ec144ae2cd309862c480b091866b75b892359b193d1
-
SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky7QpXe:zCsanOtEvwDpj4
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 2024-05-28_f4ecbc7dfb80ff21fd2f4ab525477156_cryptolocker
Files
-
2024-05-28_f4ecbc7dfb80ff21fd2f4ab525477156_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