Behavioral task
behavioral1
Sample
2024-01-18_b6c79c76a70ca435660e67c10e78f40a_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-18_b6c79c76a70ca435660e67c10e78f40a_cryptolocker.exe
Resource
win10v2004-20231215-en
General
-
Target
2024-01-18_b6c79c76a70ca435660e67c10e78f40a_cryptolocker
-
Size
81KB
-
MD5
b6c79c76a70ca435660e67c10e78f40a
-
SHA1
98de5c064618a33be41f18c42d171ee2d38d5ce6
-
SHA256
efe73546e7132f897705d38d09b4d3d167e3c3f5d85eefe62a3141b902ce0904
-
SHA512
a155b55b6272ccdf0c613b058f59bbe4ef53da8d59a0d96cc4c24a047c92314243090fe04faf1ea4c27b923e69ff1ee58455608d1cc8407fcd22d2b3fe4fa766
-
SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyJS1r:zCsanOtEvwDpjx
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 2024-01-18_b6c79c76a70ca435660e67c10e78f40a_cryptolocker
Files
-
2024-01-18_b6c79c76a70ca435660e67c10e78f40a_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