Behavioral task
behavioral1
Sample
2024-05-05_78688b04aa78f267ee35bc4fb8aa1e9e_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-05_78688b04aa78f267ee35bc4fb8aa1e9e_cryptolocker.exe
Resource
win10v2004-20240419-en
General
-
Target
2024-05-05_78688b04aa78f267ee35bc4fb8aa1e9e_cryptolocker
-
Size
77KB
-
MD5
78688b04aa78f267ee35bc4fb8aa1e9e
-
SHA1
1b44347b350c9085de29084b704173d303ff06ec
-
SHA256
78ac0e785691bdb39ded3deb4eaa48f82154a886516a9d7077268188a29e0479
-
SHA512
002fa12050c426b2010e341dfab4b6dbb58cff27888f73e5b1f20d7e9600c5775288573a6a5016862ad8aeb76544c7796169ba4c2ae3a0fd2eb884878865d833
-
SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdxPUxB15:T6a+rdOOtEvwDpjNtHP2
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 2024-05-05_78688b04aa78f267ee35bc4fb8aa1e9e_cryptolocker
Files
-
2024-05-05_78688b04aa78f267ee35bc4fb8aa1e9e_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