Behavioral task
behavioral1
Sample
2024-01-27_a0a2bc1eeed9c6d77bb8cc5ee754cf86_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-27_a0a2bc1eeed9c6d77bb8cc5ee754cf86_cryptolocker.exe
Resource
win10v2004-20231222-en
General
-
Target
2024-01-27_a0a2bc1eeed9c6d77bb8cc5ee754cf86_cryptolocker
-
Size
91KB
-
MD5
a0a2bc1eeed9c6d77bb8cc5ee754cf86
-
SHA1
7f0e4ac72db3fa544eb5ea3dd31afc5d835df824
-
SHA256
51b9d2dc4254d57c26ee1d6f1799d5c74fcc24fef5924b88a3464c81243ca7b6
-
SHA512
413576dd5082101342ce1db06b72a708be5f1e5b504df431e358a90b328aec850212683058825933f079289dbd06efc0c5d06280deaab0806a955843834bafc7
-
SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjgx/6:zCsanOtEvwDpjB6
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 2024-01-27_a0a2bc1eeed9c6d77bb8cc5ee754cf86_cryptolocker
Files
-
2024-01-27_a0a2bc1eeed9c6d77bb8cc5ee754cf86_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