Behavioral task
behavioral1
Sample
2024-04-29_4639add533902c5160a6d923333497e4_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-04-29_4639add533902c5160a6d923333497e4_cryptolocker.exe
Resource
win10v2004-20240426-en
General
-
Target
2024-04-29_4639add533902c5160a6d923333497e4_cryptolocker
-
Size
89KB
-
MD5
4639add533902c5160a6d923333497e4
-
SHA1
56a59de4d4b18e88d1f3d1174cf56afffba9dd5c
-
SHA256
3c65cae4f611c79e2055509bb59b2157c3155c2c99ce73e7fd4bfc543206caba
-
SHA512
dc49d954a49c2e232ec6170eac15b307085ea1b6a0dd5065915497a5c79675e6d3881bc10b3b1b78ddc0e0852fcfc5ca121fa319dc8223d6448684fec603390f
-
SSDEEP
1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQAAgI:n6a+1SEOtEvwDpjYYvQd2Pw
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 2024-04-29_4639add533902c5160a6d923333497e4_cryptolocker
Files
-
2024-04-29_4639add533902c5160a6d923333497e4_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: 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