Behavioral task
behavioral1
Sample
2024-02-04_cd3ccf42e24ac083bfc46a47f67f989b_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-04_cd3ccf42e24ac083bfc46a47f67f989b_cryptolocker.exe
Resource
win10v2004-20231215-en
General
-
Target
2024-02-04_cd3ccf42e24ac083bfc46a47f67f989b_cryptolocker
-
Size
82KB
-
MD5
cd3ccf42e24ac083bfc46a47f67f989b
-
SHA1
191810a73361c89810b4c3748f204828977506cf
-
SHA256
7497fa9ddb3e332a0f1c3a2981119dd1299ed127aace2f005ed119eef4750137
-
SHA512
4d2dcd93e9b9bc6f6c6a04258be8f8e73ccf176e6bce9a3bd5b6a0b0f2ea96e6a289cd62d3d83ca8268b3a2dc0aecfef81a428237179ceb181fb53711526f54f
-
SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyJS1e:zCsanOtEvwDpjY
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 2024-02-04_cd3ccf42e24ac083bfc46a47f67f989b_cryptolocker
Files
-
2024-02-04_cd3ccf42e24ac083bfc46a47f67f989b_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