Behavioral task
behavioral1
Sample
2024-04-17_584e9daafdacb3fc3784835891098c64_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-17_584e9daafdacb3fc3784835891098c64_cryptolocker.exe
Resource
win10v2004-20240412-en
General
-
Target
2024-04-17_584e9daafdacb3fc3784835891098c64_cryptolocker
-
Size
109KB
-
MD5
584e9daafdacb3fc3784835891098c64
-
SHA1
ec212025600cfa4d22954b936098e207b417bf9e
-
SHA256
30f8fe697ec618b721de76c95050f607ba2ffa4ebfcd938eb997f43c294cea27
-
SHA512
b743f698206c30f4ea00f9df25f6ae12eb02311e56f9368a0bdc58ff099385472ea8a97fabf7388cc78e32599ad8c93e59ab04c8b5121c72446e7c091046bc04
-
SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwMgW:z6a+CdOOtEvwDpjczq
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 2024-04-17_584e9daafdacb3fc3784835891098c64_cryptolocker
Files
-
2024-04-17_584e9daafdacb3fc3784835891098c64_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