Behavioral task
behavioral1
Sample
2024-02-19_a7293037edb9c3a30d5602d298565e53_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-02-19_a7293037edb9c3a30d5602d298565e53_cryptolocker.exe
Resource
win10v2004-20231215-en
General
-
Target
2024-02-19_a7293037edb9c3a30d5602d298565e53_cryptolocker
-
Size
63KB
-
MD5
a7293037edb9c3a30d5602d298565e53
-
SHA1
9b9b99a24cc78a842786ede5fdd3b3db57a2e203
-
SHA256
a4b8a14ad8c703bd171b06b9f903b3745cf8460353cf313518eac1c6c97f966c
-
SHA512
95f07ea9be34118c17ef97fc4a0e8bd772a4f98fb2ae5f24117985e8110847338eadb6c38f0ce7a5df99e93ae485163543f214dfaf6dadd0d907a495d8f5b0b5
-
SSDEEP
768:T6LsoEEeegiZPvEhHSG+gkum/kLyMro2GtOOtEvwDpjhXMLamkc8J5hRXqp:T6QFElP6n+gxmddpMOtEvwDpjwa3no
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 2024-02-19_a7293037edb9c3a30d5602d298565e53_cryptolocker
Files
-
2024-02-19_a7293037edb9c3a30d5602d298565e53_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