Behavioral task
behavioral1
Sample
2024-01-28_20a59c8f9e39e7ce168ba514c6d0fc45_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-28_20a59c8f9e39e7ce168ba514c6d0fc45_cryptolocker.exe
Resource
win10v2004-20231215-en
General
-
Target
2024-01-28_20a59c8f9e39e7ce168ba514c6d0fc45_cryptolocker
-
Size
96KB
-
MD5
20a59c8f9e39e7ce168ba514c6d0fc45
-
SHA1
d32b64350bd689f91cd322a371fb71863e2c7919
-
SHA256
b72d6e73c8348dc1e997781e5034893f5332145cd2c4fdfb99554279ea3c2bbe
-
SHA512
4d70d88d1d2877e934cd6b2537f5fbe1e5884918b64c59504a90918366ceb3fb04d8e295fe0f7596973b12506187e8eb3fcf5e2e13e3c0a84860689a66242ed5
-
SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbbr/BKW:z6a+CdOOtEvwDpjcX
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 2024-01-28_20a59c8f9e39e7ce168ba514c6d0fc45_cryptolocker
Files
-
2024-01-28_20a59c8f9e39e7ce168ba514c6d0fc45_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