Behavioral task
behavioral1
Sample
2024-03-12_75fabd8d8fd7ee5f1a6d211e778e9f80_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-12_75fabd8d8fd7ee5f1a6d211e778e9f80_cryptolocker.exe
Resource
win10v2004-20240226-en
General
-
Target
2024-03-12_75fabd8d8fd7ee5f1a6d211e778e9f80_cryptolocker
-
Size
66KB
-
MD5
75fabd8d8fd7ee5f1a6d211e778e9f80
-
SHA1
f7b27563fb935bc049782a90778f88e7b81ad346
-
SHA256
3eef5bb6487b757376e19297e4767dc9c79741cedcedfdd01954bfe310fa1b77
-
SHA512
609b3a1517707209b7ed39265ff71956fb293731b17852717250bf480cda6e903cb91fbcb8862909549c22cb8602453d92452588881c9f2099695e54551b5d25
-
SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUa1F6:T6a+rdOOtEvwDpjNa
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 2024-03-12_75fabd8d8fd7ee5f1a6d211e778e9f80_cryptolocker
Files
-
2024-03-12_75fabd8d8fd7ee5f1a6d211e778e9f80_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