Behavioral task
behavioral1
Sample
2024-03-10_d898289ee44d2acdf4bf537f02e55fd3_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-10_d898289ee44d2acdf4bf537f02e55fd3_cryptolocker.exe
Resource
win10v2004-20240226-en
General
-
Target
2024-03-10_d898289ee44d2acdf4bf537f02e55fd3_cryptolocker
-
Size
62KB
-
MD5
d898289ee44d2acdf4bf537f02e55fd3
-
SHA1
e5263cf495a43a3ef1b41b941ff82f5e99d1a157
-
SHA256
2ec7d2a3b7c09e49895df24b817b83161437080dafd63623a547b3ffb1ae6e67
-
SHA512
9b3e7d9d2799e1675351dbaa53a41a72d8e8471d4381aa1a74998e51a95897ae7ead6d6c67362240b881f5fbb6979468d7371d8a0bf48bd4c17ba6bfc8142e97
-
SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mnVwy:zj+soPSMOtEvwDpj4kpmeLmnD
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 2024-03-10_d898289ee44d2acdf4bf537f02e55fd3_cryptolocker
Files
-
2024-03-10_d898289ee44d2acdf4bf537f02e55fd3_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