Behavioral task
behavioral1
Sample
2024-03-13_9596c4bb3ed02dfb59c61994778bd811_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-13_9596c4bb3ed02dfb59c61994778bd811_cryptolocker.exe
Resource
win10v2004-20240226-en
General
-
Target
2024-03-13_9596c4bb3ed02dfb59c61994778bd811_cryptolocker
-
Size
92KB
-
MD5
9596c4bb3ed02dfb59c61994778bd811
-
SHA1
6d48c4912fcc78c096602d0eb6380f1bd384be53
-
SHA256
a1a9f9991eeb5fddb3263748e039e70ef062cb82b177ab6c2891a1fe2fff3b48
-
SHA512
ab7581e22c7604e92642763e3538ed1f99e452ee84ef6cfd92b4c037660c1c0281b5075105dbd8c5f12a11b2a4654f6875e2c3af67742a3455ae7bbdefb26f23
-
SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRMy87UvaN:zCsanOtEvwDpjL
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 2024-03-13_9596c4bb3ed02dfb59c61994778bd811_cryptolocker
Files
-
2024-03-13_9596c4bb3ed02dfb59c61994778bd811_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