Behavioral task
behavioral1
Sample
2024-03-28_1f08426d8d374f4f7968490f5fbf160f_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-28_1f08426d8d374f4f7968490f5fbf160f_cryptolocker.exe
Resource
win10v2004-20240226-en
General
-
Target
2024-03-28_1f08426d8d374f4f7968490f5fbf160f_cryptolocker
-
Size
65KB
-
MD5
1f08426d8d374f4f7968490f5fbf160f
-
SHA1
2f3b7cb32a646f6371b9e8d6101166a15e6c5880
-
SHA256
9d19e60deeccb9885db48d7284646065defdebe87e73f30f668d41a557fe3109
-
SHA512
92d631af44581ffa4ce88dd70d92176dcfaee60f9ebffb304aa134b348fe6e60a2eb8a5aa83555fdf55d4f19c67771a1fb3d05a5672eedf45aadca5357a3c198
-
SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mLZ5K76:zj+soPSMOtEvwDpj4kpmeLmp
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 2024-03-28_1f08426d8d374f4f7968490f5fbf160f_cryptolocker
Files
-
2024-03-28_1f08426d8d374f4f7968490f5fbf160f_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