Behavioral task
behavioral1
Sample
2024-04-08_a56f964f0fe19db3d613af102c5708bb_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-08_a56f964f0fe19db3d613af102c5708bb_cryptolocker.exe
Resource
win10v2004-20240226-en
General
-
Target
2024-04-08_a56f964f0fe19db3d613af102c5708bb_cryptolocker
-
Size
117KB
-
MD5
a56f964f0fe19db3d613af102c5708bb
-
SHA1
df0380167a7eba1dbf37e634dc6d0e8e596a0b22
-
SHA256
dfe2666c187eb2f4824018b7408fae1bd7dae265c7be037a007f9ca989a80baf
-
SHA512
68b72bd6117a5bd16acd3b6bd5c81a6dde16dcddb19119461bc2a266b3c5bdf288feba6281d386172c16646ed5fd8b891d4d1680f84d47ea9f790de9595b93c0
-
SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjCGYQbN/PKwNgerar/53b:T6a+rdOOtEvwDpjLzU
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 2024-04-08_a56f964f0fe19db3d613af102c5708bb_cryptolocker
Files
-
2024-04-08_a56f964f0fe19db3d613af102c5708bb_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_CODE
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