Behavioral task
behavioral1
Sample
2024-05-29_0cf2bd7c1a66a16518c979d6616186e9_cryptolocker.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
2024-05-29_0cf2bd7c1a66a16518c979d6616186e9_cryptolocker.exe
Resource
win10v2004-20240508-en
General
-
Target
2024-05-29_0cf2bd7c1a66a16518c979d6616186e9_cryptolocker
-
Size
94KB
-
MD5
0cf2bd7c1a66a16518c979d6616186e9
-
SHA1
83e04f25c8df24482f8e167f57e1236dc5778c30
-
SHA256
a758355a1194092bfb7a9a8fa98e051d1e59944a7a2356e90286a014869c79b0
-
SHA512
135c1eb8029300e1b8c92f4266561256f95cac94027aa210781e03040d68a65635b95b1348296f454d661beae5fab3a38e2d36ef54a698e9f63823e5ed2969d8
-
SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjgx/kG:zCsanOtEvwDpjBR
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 2024-05-29_0cf2bd7c1a66a16518c979d6616186e9_cryptolocker
Files
-
2024-05-29_0cf2bd7c1a66a16518c979d6616186e9_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