Behavioral task
behavioral1
Sample
2024-02-28_d0b087555136ad76060b8f432b390785_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-28_d0b087555136ad76060b8f432b390785_cryptolocker.exe
Resource
win10v2004-20240226-en
General
-
Target
2024-02-28_d0b087555136ad76060b8f432b390785_cryptolocker
-
Size
117KB
-
MD5
d0b087555136ad76060b8f432b390785
-
SHA1
4ffd2e0cc8cb77ebc9a7230e57f4fcfe36084298
-
SHA256
bc76d1626f382b78d6a274300a88708c00ba881327248be34a451a02ea264039
-
SHA512
b42faad57f0543a1063eef3deff4a6f398319baa73c83ec2c514aaccc23aab683cbfb8ca06fe3fab1004d1a1dc54c15dd85f5b9caac447d583b8b506fcffc7c2
-
SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjCGYQbN/PKwNgerar/cE:T6a+rdOOtEvwDpjLzS
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 2024-02-28_d0b087555136ad76060b8f432b390785_cryptolocker
Files
-
2024-02-28_d0b087555136ad76060b8f432b390785_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