Behavioral task
behavioral1
Sample
2024-02-13_95eca3590b0cd30dd3a765531b97a338_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-13_95eca3590b0cd30dd3a765531b97a338_cryptolocker.exe
Resource
win10v2004-20231222-en
General
-
Target
2024-02-13_95eca3590b0cd30dd3a765531b97a338_cryptolocker
-
Size
51KB
-
MD5
95eca3590b0cd30dd3a765531b97a338
-
SHA1
e28400582fcd25339be0a863acee5e601c939b5c
-
SHA256
51a7a0f18cdc209a8349ecd8a76e4c87970a09079080d8db39629be765a3b894
-
SHA512
77b512c0e86dc02bbcee95c356531edab3e4bc35d6f329324901a4814a641cbbd3b2f3a79cfacfa638c47eac29bbd97428f05f213afc27e8d0afa08bc6e690fa
-
SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFeV0Z36eD:zj+soPSMOtEvwDpj4y0eD
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 2024-02-13_95eca3590b0cd30dd3a765531b97a338_cryptolocker
Files
-
2024-02-13_95eca3590b0cd30dd3a765531b97a338_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