Behavioral task
behavioral1
Sample
2024-03-18_1762dc0ea6ef574c09bb2d87f9b5c583_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-18_1762dc0ea6ef574c09bb2d87f9b5c583_cryptolocker.exe
Resource
win10v2004-20240226-en
General
-
Target
2024-03-18_1762dc0ea6ef574c09bb2d87f9b5c583_cryptolocker
-
Size
87KB
-
MD5
1762dc0ea6ef574c09bb2d87f9b5c583
-
SHA1
3f662fe7d7792bd437a344e134a2a203096cf425
-
SHA256
a90da552cd91fe58f1705951e618a88c0b97b8e2764cd1a7c9b35f0da8dbf4dd
-
SHA512
4fbf57bc5c226518fc56112e85332cc9e516403350a618594c9b4182b206bcb3ec5bf0ef897c2d62fdfed4b502d0f7db1937bb05b6b9ca8537d4abcca21abc65
-
SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjs:zCsanOtEvwDpjx
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 2024-03-18_1762dc0ea6ef574c09bb2d87f9b5c583_cryptolocker
Files
-
2024-03-18_1762dc0ea6ef574c09bb2d87f9b5c583_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