Behavioral task
behavioral1
Sample
2024-04-24_b95c41e2d52557c1007423c77c02ca7e_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-24_b95c41e2d52557c1007423c77c02ca7e_cryptolocker.exe
Resource
win10v2004-20240412-en
General
-
Target
2024-04-24_b95c41e2d52557c1007423c77c02ca7e_cryptolocker
-
Size
65KB
-
MD5
b95c41e2d52557c1007423c77c02ca7e
-
SHA1
1966624d9f33ca47276531cd28029a50f84067d2
-
SHA256
b2e49839f949ffaa0f81e8805c4ca084309bd5980f0625169e5f16053e5a5f5d
-
SHA512
ca50774f26d898f560eae9c2a3293472cae9512313a3dbe3f3dc1445f731ae6bf25d8d87de969985e7bbaf76ef6f41e7838d04b9b15a636eba163e7e6850a315
-
SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mLZ5k5B9:zj+soPSMOtEvwDpj4kpmeLmQ/9
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 2024-04-24_b95c41e2d52557c1007423c77c02ca7e_cryptolocker
Files
-
2024-04-24_b95c41e2d52557c1007423c77c02ca7e_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