Behavioral task
behavioral1
Sample
2024-02-22_059e57b35f5c878fc9b294d9ca10ca15_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-22_059e57b35f5c878fc9b294d9ca10ca15_cryptolocker.exe
Resource
win10v2004-20240221-en
General
-
Target
2024-02-22_059e57b35f5c878fc9b294d9ca10ca15_cryptolocker
-
Size
57KB
-
MD5
059e57b35f5c878fc9b294d9ca10ca15
-
SHA1
b62d43b74658a34bd69d9dbaa6db15812a2d8610
-
SHA256
79c9622e681139e48233866dadde6d3ce14343c68922a9e82c7d4ac56942c42c
-
SHA512
8b59d99e7804fdfa9623cc45f186aeb6e424f19d94fd25fe00c7036945f732a4d7468e06af00a7710240dee04b731a9125e7fb7347586e709ca1eea3bfda3751
-
SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5appEKks4:z6QFElP6n+gKmddpMOtEvwDpj9aYaU
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 2024-02-22_059e57b35f5c878fc9b294d9ca10ca15_cryptolocker
Files
-
2024-02-22_059e57b35f5c878fc9b294d9ca10ca15_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