Behavioral task
behavioral1
Sample
2024-03-16_05980c96fec691cc4e45a0af7f661f4c_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-03-16_05980c96fec691cc4e45a0af7f661f4c_cryptolocker.exe
Resource
win10v2004-20240226-en
General
-
Target
2024-03-16_05980c96fec691cc4e45a0af7f661f4c_cryptolocker
-
Size
87KB
-
MD5
05980c96fec691cc4e45a0af7f661f4c
-
SHA1
da9630af47084eaec9065239740d7c3fe7a8c6fc
-
SHA256
0840ecb450ecbc48bf3206373c548b0635341c06eeddcc8fb1ba4832af324aab
-
SHA512
730765ad39ff31eff0c63c5e504b4d0047bd3a1a6ffd5a9ce2a5733c9117d8342d63a1cb9641544dee180a193b1ddceb31867aeda48d7634ed7f4b1f284d6b5c
-
SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjUN:zCsanOtEvwDpjR
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 2024-03-16_05980c96fec691cc4e45a0af7f661f4c_cryptolocker
Files
-
2024-03-16_05980c96fec691cc4e45a0af7f661f4c_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