Behavioral task
behavioral1
Sample
31a15c0b7e58ccf019675009ed5050cd_cryptolocker_JC.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
31a15c0b7e58ccf019675009ed5050cd_cryptolocker_JC.exe
Resource
win10v2004-20230703-en
General
-
Target
31a15c0b7e58ccf019675009ed5050cd_cryptolocker_JC.exe
-
Size
81KB
-
MD5
31a15c0b7e58ccf019675009ed5050cd
-
SHA1
96424008a23f9d685e9aebbc953709e219db9d5b
-
SHA256
85398325e7cc5a2bc526559ab766bd0538b7e80e3bd758f70a52545504663eea
-
SHA512
ea4f0fe6aebf0a49171b8b6254d7baef7d62b6b6d396c967caf84a06b281059f8bb1a62480763982872552144ce32a5aa865fe639453af018379dba30b4bc903
-
SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOT71H:T6a+rdOOtEvwDpjNR
Malware Config
Signatures
-
resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 31a15c0b7e58ccf019675009ed5050cd_cryptolocker_JC.exe
Files
-
31a15c0b7e58ccf019675009ed5050cd_cryptolocker_JC.exe.exe windows 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