Behavioral task
behavioral1
Sample
2024-04-21_9c9f08e248d82b3b71e175e17ce3fa50_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-21_9c9f08e248d82b3b71e175e17ce3fa50_cryptolocker.exe
Resource
win10v2004-20240412-en
General
-
Target
2024-04-21_9c9f08e248d82b3b71e175e17ce3fa50_cryptolocker
-
Size
99KB
-
MD5
9c9f08e248d82b3b71e175e17ce3fa50
-
SHA1
25810cad88e1af38d1cf3d2cf99a76467bfe3a0c
-
SHA256
1aa36a0cb072b33481245e2e78d06f41107d4f9f320fa1935830d28c5ede674c
-
SHA512
5cad8f826d92cfbb354252c8f5a35746427acf51f1acca17b5c3a117e07f79d87d04d2eb46171513f8f8eb27c904b0ff8c4191392127b74602fdf2214638a3a0
-
SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbbr/BKiXgn:z6a+CdOOtEvwDpjc8n
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 2024-04-21_9c9f08e248d82b3b71e175e17ce3fa50_cryptolocker
Files
-
2024-04-21_9c9f08e248d82b3b71e175e17ce3fa50_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