Behavioral task
behavioral1
Sample
2024-02-12_c87a9c402a586af36e61def072c806d9_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-12_c87a9c402a586af36e61def072c806d9_cryptolocker.exe
Resource
win10v2004-20231222-en
General
-
Target
2024-02-12_c87a9c402a586af36e61def072c806d9_cryptolocker
-
Size
107KB
-
MD5
c87a9c402a586af36e61def072c806d9
-
SHA1
cee9f89ae8bfff72db4b26fb564e3b98b8a781dc
-
SHA256
eddedaaf4debe5a644979e0d1710351596aef4f42de4fbe40da6f0d7cbae98e5
-
SHA512
94d73fa82666d8b8b23f568b0d3e48c57d8845fdd50083d0beaf4ec67b75957aa5dd42f2571aed1e4485656999c00a444e1cb509255cd2025508070c3abd4c08
-
SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalRn5iF1j6GksgE6:1nK6a+qdOOtEvwDpjw
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 2024-02-12_c87a9c402a586af36e61def072c806d9_cryptolocker
Files
-
2024-02-12_c87a9c402a586af36e61def072c806d9_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
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ap0x Size: 1024B - Virtual size: 785B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE