Behavioral task
behavioral1
Sample
2024-02-28_472369b753f4dd64bbdfb559463e2fd8_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-28_472369b753f4dd64bbdfb559463e2fd8_cryptolocker.exe
Resource
win10v2004-20240226-en
General
-
Target
2024-02-28_472369b753f4dd64bbdfb559463e2fd8_cryptolocker
-
Size
63KB
-
MD5
472369b753f4dd64bbdfb559463e2fd8
-
SHA1
983f9ea65da5983474ae385762de82546978e7fb
-
SHA256
13d22c0d0dd5e654afdffa3355b0a0d4998b23de63015508e76b99bf5a4114ff
-
SHA512
7c73384a9b17396edfe8df5bb639b4149b0b19cd2fc02d27c164be516cddd5ef19e6c2f5fbf0b71033bf186ea6dd95c6629d7af6ad9daa4c39df801346d471c3
-
SSDEEP
768:T6LsoEEeegiZPvEhHSG+gkum/kLyMro2GtOOtEvwDpjhXMLamkc8J5hRXTf:T6QFElP6n+gxmddpMOtEvwDpjwa3nTf
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 2024-02-28_472369b753f4dd64bbdfb559463e2fd8_cryptolocker
Files
-
2024-02-28_472369b753f4dd64bbdfb559463e2fd8_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