Behavioral task
behavioral1
Sample
2024-02-21_afadc9665b484ccc0f875ebb639ea8a9_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-02-21_afadc9665b484ccc0f875ebb639ea8a9_cryptolocker.exe
Resource
win10v2004-20240221-en
General
-
Target
2024-02-21_afadc9665b484ccc0f875ebb639ea8a9_cryptolocker
-
Size
61KB
-
MD5
afadc9665b484ccc0f875ebb639ea8a9
-
SHA1
08090cdc4bda6aade87f9d1b56aff7679273f9a6
-
SHA256
f0e43b43becc5055fc1dad0e026f31dfd2ca98061044e52022111d86eb2b597a
-
SHA512
88265d554adf0ccfcd2623876354002dbab2602642fed3e15b8a6fc7288cb176a9946f0c7d9b6649d19fb6b585d9c3bc348664b600e368965cc31289f3d49c16
-
SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj9aYaFAW0:z6a+CdOOtEvwDpjQC
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 2024-02-21_afadc9665b484ccc0f875ebb639ea8a9_cryptolocker
Files
-
2024-02-21_afadc9665b484ccc0f875ebb639ea8a9_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_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