Behavioral task
behavioral1
Sample
2024-04-06_4ebca214edc1d8f8ab0177bb5bbb6288_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-06_4ebca214edc1d8f8ab0177bb5bbb6288_cryptolocker.exe
Resource
win10v2004-20240226-en
General
-
Target
2024-04-06_4ebca214edc1d8f8ab0177bb5bbb6288_cryptolocker
-
Size
76KB
-
MD5
4ebca214edc1d8f8ab0177bb5bbb6288
-
SHA1
20edd2dcf64b2ae02f4cfc5526bc544c7f00f36b
-
SHA256
b9e9198cf22ac50f33fd145533981206e770b62972b49368e5b77e3097991b40
-
SHA512
66da6f14e8034fd3f2a6a95cf807f6c770eaacedb5403d2bf1709fa09ffbad161567cae5c9ea990d26c92bb65304389e1f6845a54eb0e02961186044d5095d64
-
SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdJcR9:T6a+rdOOtEvwDpjNto
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 2024-04-06_4ebca214edc1d8f8ab0177bb5bbb6288_cryptolocker
Files
-
2024-04-06_4ebca214edc1d8f8ab0177bb5bbb6288_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