Behavioral task
behavioral1
Sample
2024-05-17_709af4c1f43ef257a551eb9c4288bd32_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-17_709af4c1f43ef257a551eb9c4288bd32_cryptolocker.exe
Resource
win10v2004-20240426-en
General
-
Target
2024-05-17_709af4c1f43ef257a551eb9c4288bd32_cryptolocker
-
Size
78KB
-
MD5
709af4c1f43ef257a551eb9c4288bd32
-
SHA1
29188c8ac7659e2b934499016e04a92821c3f8c3
-
SHA256
040c9f9ba4dcb6eb6488037c1d6a566e0ebbcc2384949dfff9625d3516cd268c
-
SHA512
0541bb388f4e6a850abb2056041f663bc579761b03acc83dcd86b02d38d90ab9754a2c118536a4f2c9d8fab3dcd251ea484dabed5341c1c958c0075500002c7d
-
SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdxPUxnC:T6a+rdOOtEvwDpjNtHPZ
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 2024-05-17_709af4c1f43ef257a551eb9c4288bd32_cryptolocker
Files
-
2024-05-17_709af4c1f43ef257a551eb9c4288bd32_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