Behavioral task
behavioral1
Sample
2024-05-22_8923655faab317ee7bf6000bfe0e33fe_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-22_8923655faab317ee7bf6000bfe0e33fe_cryptolocker.exe
Resource
win10v2004-20240426-en
General
-
Target
2024-05-22_8923655faab317ee7bf6000bfe0e33fe_cryptolocker
-
Size
53KB
-
MD5
8923655faab317ee7bf6000bfe0e33fe
-
SHA1
604d80abb96e9474eb742ccc62a477de734a6a62
-
SHA256
759ca96f39f032ed615b5c7494ab2429b3b2ba3cb25eebd3ec4f627da2f455d5
-
SHA512
a0ce5f39bbebd762bb6aac8e86713781a1d08811c26f75bf8ba9e4b6652cd09d96f315c01c0e4513809ac479c027095651ede2fb90bb4689775feb47c063e8b2
-
SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YY1J+OTOkX:z6QFElP6n+gKmddpMOtEvwDpj31ikX
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 2024-05-22_8923655faab317ee7bf6000bfe0e33fe_cryptolocker
Files
-
2024-05-22_8923655faab317ee7bf6000bfe0e33fe_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_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