Behavioral task
behavioral1
Sample
2024-02-25_ac0c0d2dfa217b67027776c386e5962c_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-25_ac0c0d2dfa217b67027776c386e5962c_cryptolocker.exe
Resource
win10v2004-20240221-en
General
-
Target
2024-02-25_ac0c0d2dfa217b67027776c386e5962c_cryptolocker
-
Size
57KB
-
MD5
ac0c0d2dfa217b67027776c386e5962c
-
SHA1
bdfbf563792d3ef7eb347247ea14be5cd50cf80b
-
SHA256
6f8e9fd5752b46bac213ae48bd17eae1d75afe670d0d56947d4c57285ea34c6d
-
SHA512
4183e2ab1f66c0d2219bf0113a477afce9acb2b477593b709699ce2c9917e287663573b979a9176632b39d03123d6447e9685c7d4b63e5789b94bc250d16b279
-
SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFeV0ZOfcpLzb5A:zj+soPSMOtEvwDpj4yzb5A
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 2024-02-25_ac0c0d2dfa217b67027776c386e5962c_cryptolocker
Files
-
2024-02-25_ac0c0d2dfa217b67027776c386e5962c_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