Behavioral task
behavioral1
Sample
2024-05-30_d3c7777ce275f22f1854eb51155e881a_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-05-30_d3c7777ce275f22f1854eb51155e881a_cryptolocker.exe
Resource
win10v2004-20240426-en
General
-
Target
2024-05-30_d3c7777ce275f22f1854eb51155e881a_cryptolocker
-
Size
85KB
-
MD5
d3c7777ce275f22f1854eb51155e881a
-
SHA1
b32cbad2358b97ab477e4b7616305ea466b6904a
-
SHA256
5336f2553d2c2f5873619b86c1eadf22a9197a56a91ac986c9fc735bb868e0f5
-
SHA512
a1a255ee2873274064a5ca88e01d666dc6541b99404f6e31a27c95e6e6dd8796b38a3da67e894c44f4add56d7ce0e280eab72eac5444b0e07793bcbbd1c50627
-
SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyJS1BB:zCsanOtEvwDpj9
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 2024-05-30_d3c7777ce275f22f1854eb51155e881a_cryptolocker
Files
-
2024-05-30_d3c7777ce275f22f1854eb51155e881a_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