Behavioral task
behavioral1
Sample
2024-02-19_fcf38e6fd5f2750b316b7fd5608f7fa6_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-19_fcf38e6fd5f2750b316b7fd5608f7fa6_cryptolocker.exe
Resource
win10v2004-20231215-en
General
-
Target
2024-02-19_fcf38e6fd5f2750b316b7fd5608f7fa6_cryptolocker
-
Size
71KB
-
MD5
fcf38e6fd5f2750b316b7fd5608f7fa6
-
SHA1
2beb38fccb65e362b81ca46b698eb4591f0b46c3
-
SHA256
18ed6f761db40e5f042cf66410c9a53369556f867a684e893ed39aa791be2763
-
SHA512
5a4254c45904890e3ddc042078df6c6b0f53917b472f89174a2da2e1b5beefa6fb09a441b62acacb0f014286b9b745216590f79a166ed44597a4168784b8f4c1
-
SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsal8p:1nK6a+qdOOtEvwDpjz
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 2024-02-19_fcf38e6fd5f2750b316b7fd5608f7fa6_cryptolocker
Files
-
2024-02-19_fcf38e6fd5f2750b316b7fd5608f7fa6_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