Behavioral task
behavioral1
Sample
2024-03-13_fb31823c380267794e4265da3bbe783f_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-13_fb31823c380267794e4265da3bbe783f_cryptolocker.exe
Resource
win10v2004-20240226-en
General
-
Target
2024-03-13_fb31823c380267794e4265da3bbe783f_cryptolocker
-
Size
66KB
-
MD5
fb31823c380267794e4265da3bbe783f
-
SHA1
7376f27184454376778d886033ca5188ced5d778
-
SHA256
8d52e6371c0104b4c743bdbb956e02e426c7482ca7e3c792dab9eb2142be7b56
-
SHA512
580207427482f19954753cc5b7cf89ee2ae211486189065c88128f3fb7669cdf2358306d2b1145d14baa2214aaf2c8caabe08ebf1cb65e5be151ce4258471333
-
SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUa1FM:T6a+rdOOtEvwDpjNs
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 2024-03-13_fb31823c380267794e4265da3bbe783f_cryptolocker
Files
-
2024-03-13_fb31823c380267794e4265da3bbe783f_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