Behavioral task
behavioral1
Sample
2024-03-08_93331d3ea82bf20b091d0a79fad535ce_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-08_93331d3ea82bf20b091d0a79fad535ce_cryptolocker.exe
Resource
win10v2004-20240226-en
General
-
Target
2024-03-08_93331d3ea82bf20b091d0a79fad535ce_cryptolocker
-
Size
75KB
-
MD5
93331d3ea82bf20b091d0a79fad535ce
-
SHA1
892e919f61f70ae422d2d81db34b25e6ef5acded
-
SHA256
d46add6cec506787ea4635ef78d13e7226f95c5860dbd3eacd14bd1b0c23c0f1
-
SHA512
c32b7a22e3d40875de576250a88931aa4259c735c45f6103d345778b5d034c5a5d45af4facdab9e1136f3a535a39a49a7ae4b8a1930fac7de5393ebaa8cf5b90
-
SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdJcRN:T6a+rdOOtEvwDpjNtg
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 2024-03-08_93331d3ea82bf20b091d0a79fad535ce_cryptolocker
Files
-
2024-03-08_93331d3ea82bf20b091d0a79fad535ce_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