Behavioral task
behavioral1
Sample
2024-02-17_c5837e913b7931868337be3000a7c13c_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-17_c5837e913b7931868337be3000a7c13c_cryptolocker.exe
Resource
win10v2004-20231215-en
General
-
Target
2024-02-17_c5837e913b7931868337be3000a7c13c_cryptolocker
-
Size
76KB
-
MD5
c5837e913b7931868337be3000a7c13c
-
SHA1
b9b7c573b7478bc0db7f1424c08eb22841a52bb2
-
SHA256
663ccba7a72486de8aa3bc6f5ce6b968b9459cbac3e6f0f4a506d8e79f2f8d0b
-
SHA512
abcce244a6b038a0c336beb601cd883bb984e6b08e6ad59782b1ff9e60b10c9a27606cf1f90ad37097cb37176bc99192a68e81cc74c4c8942a9932e4627a790a
-
SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7pBlqrr1HBJooSeKzu1adyBI:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kya
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 2024-02-17_c5837e913b7931868337be3000a7c13c_cryptolocker
Files
-
2024-02-17_c5837e913b7931868337be3000a7c13c_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