Behavioral task
behavioral1
Sample
2024-04-10_3d50f5783a96eeffe59defae77a07252_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-10_3d50f5783a96eeffe59defae77a07252_cryptolocker.exe
Resource
win10v2004-20240226-en
General
-
Target
2024-04-10_3d50f5783a96eeffe59defae77a07252_cryptolocker
-
Size
81KB
-
MD5
3d50f5783a96eeffe59defae77a07252
-
SHA1
a1125ba105febc1ca2e7c4cd9464718779701233
-
SHA256
476f82ddfe4b72e12b74df9697eb87d9618df2796fb0e1c32c1517196a9a0866
-
SHA512
8928af2f4227ba03ed570184c3c26a75d7f811c6946ccc5863adb06ab3f0788f7cb1fa145ab8167b73f9421b496034bb0a953198b5fa90355b15ecbf64015b76
-
SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyJS1O:zCsanOtEvwDpjo
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 2024-04-10_3d50f5783a96eeffe59defae77a07252_cryptolocker
Files
-
2024-04-10_3d50f5783a96eeffe59defae77a07252_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