Static task
static1
Behavioral task
behavioral1
Sample
2024-01-27_85cfa67e35f8803d695eb99de9f1675f_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-27_85cfa67e35f8803d695eb99de9f1675f_cryptolocker.exe
Resource
win10v2004-20231215-en
General
-
Target
2024-01-27_85cfa67e35f8803d695eb99de9f1675f_cryptolocker
-
Size
104KB
-
MD5
85cfa67e35f8803d695eb99de9f1675f
-
SHA1
4c8f91f1f502d2854f1e16bf145fbb8f65286834
-
SHA256
390862fcb67651252e1e1486d683f1aaa5952ae0936a4eac7111ae12fbd18b47
-
SHA512
fc1fd31300b1ec526e3628b527ad73a373b5ed097afe9c33ef9f43bcf6b53cd4e7cf1c1cb3f9a99294588503b9536203c1e2b9c0f625db57aa7012a52d9ea928
-
SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWfbZ7uyA36S7MpxRiWjy9f:xj+VGMOtEvwDpjubwQEIikuf
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 -
Detects executables built or packed with MPress PE compressor 1 IoCs
resource yara_rule sample INDICATOR_EXE_Packed_MPress -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-01-27_85cfa67e35f8803d695eb99de9f1675f_cryptolocker
Files
-
2024-01-27_85cfa67e35f8803d695eb99de9f1675f_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
.MPRESS1 Size: 17KB - Virtual size: 36KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.MPRESS2 Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 13KB - Virtual size: 16KB
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