Behavioral task
behavioral1
Sample
2024-03-11_9bfa10498010ad6d1a31bbce02ec8203_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-11_9bfa10498010ad6d1a31bbce02ec8203_cryptolocker.exe
Resource
win10v2004-20240226-en
General
-
Target
2024-03-11_9bfa10498010ad6d1a31bbce02ec8203_cryptolocker
-
Size
80KB
-
MD5
9bfa10498010ad6d1a31bbce02ec8203
-
SHA1
895f8473f0cfd5a02a8066bfb7a9589061931651
-
SHA256
1ca72af109cda486e7a524eae1c75808e1dcb79f7d1868ef671e47f601698abd
-
SHA512
8dc46d267a7ea1aa802a088667fd200cd18388a4088673890d1cfee0472b20c4fa8e3bf292c949e3161fadcd0bdecb73f20658dd41562d80f855d75a42e9d953
-
SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOT7/:T6a+rdOOtEvwDpjNz
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 2024-03-11_9bfa10498010ad6d1a31bbce02ec8203_cryptolocker
Files
-
2024-03-11_9bfa10498010ad6d1a31bbce02ec8203_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