Behavioral task
behavioral1
Sample
2024-02-20_203a1353592d7c55997a65b3d37ecb94_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-20_203a1353592d7c55997a65b3d37ecb94_cryptolocker.exe
Resource
win10v2004-20240220-en
General
-
Target
2024-02-20_203a1353592d7c55997a65b3d37ecb94_cryptolocker
-
Size
63KB
-
MD5
203a1353592d7c55997a65b3d37ecb94
-
SHA1
b400395f2d1e9d99274b4a876a48c8a4c2d0aa66
-
SHA256
4d4094b76a299d8b06029834ccf0b14c3f695bc015d6c0c5a99ba8344557de78
-
SHA512
8711eec72d4a792760b2c1951ae246b61911c38557edd3f36b0e5b5f457a7a0bf3fa69037b9de49b6c1816139f062c2904fb9e7b1724a95a60ed74d98f78429c
-
SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjYibAofF:1nK6a+qdOOtEvwDpjj
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 2024-02-20_203a1353592d7c55997a65b3d37ecb94_cryptolocker
Files
-
2024-02-20_203a1353592d7c55997a65b3d37ecb94_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