Behavioral task
behavioral1
Sample
2024-05-10_e38ff9bf52bacb8a830979f29d5da2a2_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-10_e38ff9bf52bacb8a830979f29d5da2a2_cryptolocker.exe
Resource
win10v2004-20240426-en
General
-
Target
2024-05-10_e38ff9bf52bacb8a830979f29d5da2a2_cryptolocker
-
Size
86KB
-
MD5
e38ff9bf52bacb8a830979f29d5da2a2
-
SHA1
6d6c883b815888f20618b4ee8d104ef0b048b1a8
-
SHA256
46c2de4533939f6d097a29e74501bfd5a6fde3b8a8e272a4be77abf8696ce759
-
SHA512
9e97436b719b0af44aa77c26b6e5c67ccd171accd4c95175f8cada973298016201f5e086e2cb38c1061571f1e6dac6df91fe3c915cf4fa0b2a0d0041d4ec356f
-
SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOT7vM5Rg:T6a+rdOOtEvwDpjN1
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 2024-05-10_e38ff9bf52bacb8a830979f29d5da2a2_cryptolocker
Files
-
2024-05-10_e38ff9bf52bacb8a830979f29d5da2a2_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