Behavioral task
behavioral1
Sample
2024-02-21_952a121f422bc281b93f7dc34fb2d731_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-21_952a121f422bc281b93f7dc34fb2d731_cryptolocker.exe
Resource
win10v2004-20240221-en
General
-
Target
2024-02-21_952a121f422bc281b93f7dc34fb2d731_cryptolocker
-
Size
65KB
-
MD5
952a121f422bc281b93f7dc34fb2d731
-
SHA1
28479399e67d7742e5bb46da639680b241fffe22
-
SHA256
50bc4a753bde1ac360ad6a078bd5d786b5a36c4c50b1526bcae77c214a6b3d01
-
SHA512
c990713989c0e8239f65082e4efd5670de5ccdfb85a0d2db11799c313e99f06d5a4710db910481216d875a86b03df306a8c9bf941dea604c0dc0a95d4718c9c4
-
SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjY6UAXa4:1nK6a+qdOOtEvwDpjP
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 2024-02-21_952a121f422bc281b93f7dc34fb2d731_cryptolocker
Files
-
2024-02-21_952a121f422bc281b93f7dc34fb2d731_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
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ap0x Size: 1024B - Virtual size: 785B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE