Behavioral task
behavioral1
Sample
2024-01-25_a503ee35b3408e30a2477a8441c1f7c7_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-25_a503ee35b3408e30a2477a8441c1f7c7_cryptolocker.exe
Resource
win10v2004-20231215-en
General
-
Target
2024-01-25_a503ee35b3408e30a2477a8441c1f7c7_cryptolocker
-
Size
105KB
-
MD5
a503ee35b3408e30a2477a8441c1f7c7
-
SHA1
fb6ca3f29566a58fd672b8addda9a289853c68b4
-
SHA256
f462ee0644ddd4c03425d998e6457316b50f3e22fb7a781114d4791939794101
-
SHA512
ec9914ba511348ceaf04039f389a48262d9910d1130d83c3ee1ad98afe0e6ee6cd91e6c490200a135ef55d159b7851e512d9e7ec355ca66a06fd7bd1278c2068
-
SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalRn5iF1j6GksH:1nK6a+qdOOtEvwDpjH
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_a503ee35b3408e30a2477a8441c1f7c7_cryptolocker
Files
-
2024-01-25_a503ee35b3408e30a2477a8441c1f7c7_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