Behavioral task
behavioral1
Sample
2024-01-22_bd55149ff84ee3629191bcfaf37ee91f_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-22_bd55149ff84ee3629191bcfaf37ee91f_cryptolocker.exe
Resource
win10v2004-20231215-en
General
-
Target
2024-01-22_bd55149ff84ee3629191bcfaf37ee91f_cryptolocker
-
Size
90KB
-
MD5
bd55149ff84ee3629191bcfaf37ee91f
-
SHA1
96f05ba9be717a7ab7055ddfd49b2b7a92bf9de1
-
SHA256
ed6f5b6c524a4ec8f1e6528426a159054a4add9199c69bea4954a5b2c513b094
-
SHA512
1f00385512edda74ea72e605a31e0883b64e18a00149679dc4ce9cc10c588a0c02b6c4ebeb13985b9f9c472e0d5457e497b8a9fdbc04863c99c9aa23084db5e8
-
SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjgx/p:zCsanOtEvwDpjBp
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 2024-01-22_bd55149ff84ee3629191bcfaf37ee91f_cryptolocker
Files
-
2024-01-22_bd55149ff84ee3629191bcfaf37ee91f_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