Behavioral task
behavioral1
Sample
2024-02-23_81372655aad395f80c82d9c6d491f795_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-02-23_81372655aad395f80c82d9c6d491f795_cryptolocker.exe
Resource
win10v2004-20240221-en
General
-
Target
2024-02-23_81372655aad395f80c82d9c6d491f795_cryptolocker
-
Size
58KB
-
MD5
81372655aad395f80c82d9c6d491f795
-
SHA1
3e48eb516db2d395e07839812f6d57c999265e3f
-
SHA256
ab5a153b34133a5fc31fab4390f18ca448e3fdc24caf6ff1f6cb0e7c80d4af1e
-
SHA512
641d7fef60c6d882ef1a4a4189ce40be4afe263d714c00c4261b85e3b10ffb4c293ec5f05e72f8bdac47e331fede209487f2fc3bc4c051b3394f3f31cfe755d6
-
SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFeV0ZOfcpysB:zj+soPSMOtEvwDpj4y3
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 2024-02-23_81372655aad395f80c82d9c6d491f795_cryptolocker
Files
-
2024-02-23_81372655aad395f80c82d9c6d491f795_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