Behavioral task
behavioral1
Sample
2024-02-01_688ec4cee9cec4e215fbd40f7108ad74_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-01_688ec4cee9cec4e215fbd40f7108ad74_cryptolocker.exe
Resource
win10v2004-20231222-en
General
-
Target
2024-02-01_688ec4cee9cec4e215fbd40f7108ad74_cryptolocker
-
Size
66KB
-
MD5
688ec4cee9cec4e215fbd40f7108ad74
-
SHA1
55463aad6742005b535bda2b138128d7926130ea
-
SHA256
0c6da43d5501d2df1ef94bc01b639fb722ac5c33a8b3790cb82aa1614467705a
-
SHA512
056c61d6de04b0c8afcec627b0e8e62716d2b667441c09ad1fbbf179f7116c7c6d99ed3113f3e360ddc27d1824974267c222d66daa5a4affb288535b1adb8ae3
-
SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj9aYaFAeBPF:z6a+CdOOtEvwDpjQP
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 2024-02-01_688ec4cee9cec4e215fbd40f7108ad74_cryptolocker
Files
-
2024-02-01_688ec4cee9cec4e215fbd40f7108ad74_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