Behavioral task
behavioral1
Sample
2024-05-31_5bf30fbd5ec88e41cbdc516b83dee17f_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-05-31_5bf30fbd5ec88e41cbdc516b83dee17f_cryptolocker.exe
Resource
win10v2004-20240508-en
General
-
Target
2024-05-31_5bf30fbd5ec88e41cbdc516b83dee17f_cryptolocker
-
Size
52KB
-
MD5
5bf30fbd5ec88e41cbdc516b83dee17f
-
SHA1
6d3ce405fe352fcc8c23e287d8fcc4d749bea272
-
SHA256
263fc7c65374290d53110450f44a25b98dde4fef69f8699a4d716f20fc486b55
-
SHA512
2c59c5c6efc31546535b8762f80660605299a546d3b0dce6121d579e2d435df60c2ae322ffa2275918e94081adb57af48ce1d8976d39bc3ec106314373070024
-
SSDEEP
768:bODOw9UiamWUB2preAr+OfjH/0S16avdrQFiLjJvtXiJ:bODOw9acifAoc+vXiJ
Malware Config
Signatures
-
Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
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 2024-05-31_5bf30fbd5ec88e41cbdc516b83dee17f_cryptolocker
Files
-
2024-05-31_5bf30fbd5ec88e41cbdc516b83dee17f_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: 16KB - Virtual size: 28KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 8KB - 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