Behavioral task
behavioral1
Sample
2024-01-23_cb127c540dc3df4dad34c8387648e9d5_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-01-23_cb127c540dc3df4dad34c8387648e9d5_cryptolocker.exe
Resource
win10v2004-20231222-en
General
-
Target
2024-01-23_cb127c540dc3df4dad34c8387648e9d5_cryptolocker
-
Size
96KB
-
MD5
cb127c540dc3df4dad34c8387648e9d5
-
SHA1
3064f359e346211e393c21ec5ef41991becc4e41
-
SHA256
4167965e1143fbb91870a210788bde4f520ffd32471767f23bb7d773905e18d4
-
SHA512
3cc90c19a203e934c5d9dcc1355e575551e14fe0e61e0f266e9f63f335e638292cd3c616b6bc739e1233df17ecba7a16cd616bfd25a70b55c14e029874ff7abd
-
SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbbr/Bt:z6a+CdOOtEvwDpjcv
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 2024-01-23_cb127c540dc3df4dad34c8387648e9d5_cryptolocker
Files
-
2024-01-23_cb127c540dc3df4dad34c8387648e9d5_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