Behavioral task
behavioral1
Sample
2024-03-12_f8d806e9c2ea68cdeb330c86c52bf8dd_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-12_f8d806e9c2ea68cdeb330c86c52bf8dd_cryptolocker.exe
Resource
win10v2004-20240226-en
General
-
Target
2024-03-12_f8d806e9c2ea68cdeb330c86c52bf8dd_cryptolocker
-
Size
56KB
-
MD5
f8d806e9c2ea68cdeb330c86c52bf8dd
-
SHA1
3939372a791a48742545f8ca5167f03c478da08e
-
SHA256
08ff77439dcdb06a5c2b669aa7eeb3e584085cb82d18747666a1c5eaf553d820
-
SHA512
82fa17e0c074cee2c0d4b272d5528406d32677bd2de6832cd48e1654311bcceae7cd97faa714d2e2477d741f3d427db88fadf8097c86eb392474df3ac2666be9
-
SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5ax8iHo:z6QFElP6n+gKmddpMOtEvwDpj9aYa9o
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 2024-03-12_f8d806e9c2ea68cdeb330c86c52bf8dd_cryptolocker
Files
-
2024-03-12_f8d806e9c2ea68cdeb330c86c52bf8dd_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