Behavioral task
behavioral1
Sample
2024-02-20_d18752f88ce6dca776afa0f9391c3dac_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-20_d18752f88ce6dca776afa0f9391c3dac_cryptolocker.exe
Resource
win10v2004-20231215-en
General
-
Target
2024-02-20_d18752f88ce6dca776afa0f9391c3dac_cryptolocker
-
Size
117KB
-
MD5
d18752f88ce6dca776afa0f9391c3dac
-
SHA1
2c44d6c3fff4a19f05679651302ff1bd6a5f54fa
-
SHA256
21122a5b3b4374a1aee63afe7f7e3703ee3a7111f1526af99a24ebd7061b5306
-
SHA512
f56f23da2399c27a44fac69c0fef8af4afcddf958b5da92d218b0d518675863ea9fbccdf63cd9d23cc874e5d469302fac53ea0d7f3a98444aba87c8ed3f1e295
-
SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp01ZZC:z6a+CdOOtEvwDpjcz0
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 2024-02-20_d18752f88ce6dca776afa0f9391c3dac_cryptolocker
Files
-
2024-02-20_d18752f88ce6dca776afa0f9391c3dac_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_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