Behavioral task
behavioral1
Sample
2024-01-25_4bc8784f27d99ab73983f645fe71ef9d_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-25_4bc8784f27d99ab73983f645fe71ef9d_cryptolocker.exe
Resource
win10v2004-20231222-en
General
-
Target
2024-01-25_4bc8784f27d99ab73983f645fe71ef9d_cryptolocker
-
Size
62KB
-
MD5
4bc8784f27d99ab73983f645fe71ef9d
-
SHA1
1cd7ccabde954a3d57559d137edcf840cc43421e
-
SHA256
8dcc5738bcb65d4874de91f8c4f69bcf573bc42c69231e7b41d4e62ea4195346
-
SHA512
a125cc922e80d99d32b030f37fbdef562f84ba54c09f5d6323624f76790f217792cdd70a8f1c876d7d4115b77eba2675b36e0000ac9c98269edca5267586c35d
-
SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjYibAoa:1nK6a+qdOOtEvwDpjQ
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 2024-01-25_4bc8784f27d99ab73983f645fe71ef9d_cryptolocker
Files
-
2024-01-25_4bc8784f27d99ab73983f645fe71ef9d_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
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ap0x Size: 1024B - Virtual size: 785B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE