Behavioral task
behavioral1
Sample
2024-03-13_693471289d939e939b38ec5bd161d6bd_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-13_693471289d939e939b38ec5bd161d6bd_cryptolocker.exe
Resource
win10v2004-20240226-en
General
-
Target
2024-03-13_693471289d939e939b38ec5bd161d6bd_cryptolocker
-
Size
70KB
-
MD5
693471289d939e939b38ec5bd161d6bd
-
SHA1
87c749b47bceca76fe1b64c243d8a8fe0f15ec25
-
SHA256
1547f30384a0656932eff6ec929cd866211076d503a330f999818e5843663421
-
SHA512
7e78d04b06df2098d9aec807890d6e7ad2117db9eb46ba277c5783dca3f58e12424c061b9d0ed852a6740ab5f56025ace373b3e3cd4b7be3a3fd7056810566a5
-
SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalJ:1nK6a+qdOOtEvwDpjg
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_693471289d939e939b38ec5bd161d6bd_cryptolocker
Files
-
2024-03-13_693471289d939e939b38ec5bd161d6bd_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
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ap0x Size: 1024B - Virtual size: 785B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE