Behavioral task
behavioral1
Sample
2024-02-18_a0daaa0b2fd8ef12d048ba07dbf64399_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-02-18_a0daaa0b2fd8ef12d048ba07dbf64399_cryptolocker.exe
Resource
win10v2004-20231222-en
General
-
Target
2024-02-18_a0daaa0b2fd8ef12d048ba07dbf64399_cryptolocker
-
Size
93KB
-
MD5
a0daaa0b2fd8ef12d048ba07dbf64399
-
SHA1
5813655b3f33c8af9dc18fdfbee78fc33bac7194
-
SHA256
3678d0f5a90380aaa33b5ef8ba407cc3398690b57dab6af62a3a756e7030eb57
-
SHA512
007c7ab6859002532403de00427408259ffc260282425a3eed4f3c5252bb573b7e47480cf7c59306da27968d436ddf7a70f9e11e8d6c769fb1fcbef2bd34ed60
-
SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjgx/TA:zCsanOtEvwDpjB8
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 2024-02-18_a0daaa0b2fd8ef12d048ba07dbf64399_cryptolocker
Files
-
2024-02-18_a0daaa0b2fd8ef12d048ba07dbf64399_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