Behavioral task
behavioral1
Sample
2024-01-28_c2b3adca86673d34f68a94e274e28c33_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-01-28_c2b3adca86673d34f68a94e274e28c33_cryptolocker.exe
Resource
win10v2004-20231222-en
General
-
Target
2024-01-28_c2b3adca86673d34f68a94e274e28c33_cryptolocker
-
Size
115KB
-
MD5
c2b3adca86673d34f68a94e274e28c33
-
SHA1
d56524567fb80d6158260763817ccd65718f77ed
-
SHA256
3868d8daf8382cefb402bc6d6842c25b74d160c590eb78474b71681a218334e5
-
SHA512
aa19f7b016b96bed755c2d393214e0fe9982ff7c0f873adb999304c2e0bdaf09e1e1dce92b159a2de68783effa2b6a0afac3aa2b38d64cf44c5afc30e45e0b5a
-
SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp01o:z6a+CdOOtEvwDpjczW
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 2024-01-28_c2b3adca86673d34f68a94e274e28c33_cryptolocker
Files
-
2024-01-28_c2b3adca86673d34f68a94e274e28c33_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