Behavioral task
behavioral1
Sample
2024-04-30_c9244cc3ffbf047f3dd75070a115cb55_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-04-30_c9244cc3ffbf047f3dd75070a115cb55_cryptolocker.exe
Resource
win10v2004-20240419-en
General
-
Target
2024-04-30_c9244cc3ffbf047f3dd75070a115cb55_cryptolocker
-
Size
59KB
-
MD5
c9244cc3ffbf047f3dd75070a115cb55
-
SHA1
244085630b7460cc1447205eab19e366acb5f38c
-
SHA256
3effd7038a2cd53f15be3b3d561f149baa3580cb0cb5289e198484f158dab7b4
-
SHA512
f8f4fe659b5e036d2c40a3ce5fa5fc63af7d5079e4efdac2f28956f662bd5e85a5b45421e290afe37617c050865a96db1caeba8aedaaa790e27dcc13b94f44c9
-
SSDEEP
768:H6LsoEEeegiZPvEhHSG+gk5NQXtckstOOtEvwDpjhBaD3TUogs/VXpAPs:H6QFElP6n+gou9cvMOtEvwDpjCpVXl
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 2024-04-30_c9244cc3ffbf047f3dd75070a115cb55_cryptolocker
Files
-
2024-04-30_c9244cc3ffbf047f3dd75070a115cb55_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: 11KB - 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