Behavioral task
behavioral1
Sample
2024-04-27_6dcdd6de0ebd9ab0defba43d7462af1d_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-27_6dcdd6de0ebd9ab0defba43d7462af1d_cryptolocker.exe
Resource
win10v2004-20240419-en
General
-
Target
2024-04-27_6dcdd6de0ebd9ab0defba43d7462af1d_cryptolocker
-
Size
55KB
-
MD5
6dcdd6de0ebd9ab0defba43d7462af1d
-
SHA1
d18985460225c42304ebaf5eb598f39f6a2cafc5
-
SHA256
1f4dedcd1a04f53dd2930fc71e9cd978a57d91b0a4b75ca58675d3524910a4f1
-
SHA512
47e8aba736ad1fc22eb4734a61f122f9141826796fef914069301f90371a9520eb147097f801d5b8cc11690d5e322f589a10beb5443a1c84be2b49d1db5f2066
-
SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjx:bP9g/xtCS3Dxx0o
Malware Config
Signatures
-
Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
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 2024-04-27_6dcdd6de0ebd9ab0defba43d7462af1d_cryptolocker
Files
-
2024-04-27_6dcdd6de0ebd9ab0defba43d7462af1d_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: 17KB - Virtual size: 24KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 12KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 9KB - 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