Behavioral task
behavioral1
Sample
2024-03-08_3dac57e63ce4bf71ed9c64ffee34c255_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-08_3dac57e63ce4bf71ed9c64ffee34c255_cryptolocker.exe
Resource
win10v2004-20240226-en
General
-
Target
2024-03-08_3dac57e63ce4bf71ed9c64ffee34c255_cryptolocker
-
Size
79KB
-
MD5
3dac57e63ce4bf71ed9c64ffee34c255
-
SHA1
68f2080e2bc6910703366ccef95ee0451e0d8983
-
SHA256
67710bc79ebac7ad9a9146e0883d5d966393cedd699819070956bce7b38c4e8f
-
SHA512
0b6b7e42487ad993081f14f96155610b4f3f3e729cbfd4ef8c2cf3a1a552add063f5a037aa39878dbff9f90967f804a90503c833f157df7fe52c9f540be3434a
-
SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdphO:T6a+rdOOtEvwDpjNtM
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 2024-03-08_3dac57e63ce4bf71ed9c64ffee34c255_cryptolocker
Files
-
2024-03-08_3dac57e63ce4bf71ed9c64ffee34c255_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