Behavioral task
behavioral1
Sample
2024-02-27_d769580a4338522f3d5cf295cd86c5f8_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-27_d769580a4338522f3d5cf295cd86c5f8_cryptolocker.exe
Resource
win10v2004-20240226-en
General
-
Target
2024-02-27_d769580a4338522f3d5cf295cd86c5f8_cryptolocker
-
Size
72KB
-
MD5
d769580a4338522f3d5cf295cd86c5f8
-
SHA1
f3dfe31affc476e7ee9e52b656b26a3be324f51e
-
SHA256
42af1b37b3c55e141f337259bd8b4f5530760d27da063ca19629d35c31cfce96
-
SHA512
89bcb3d90255a3ce57a820d04248ae549ba39c490eedbc8389a5a05039cae065fef56a7e0f949d30b3323e71b792743c3cec12b80914010ad0438647b8f77fa8
-
SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsal8s:1nK6a+qdOOtEvwDpjC
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 2024-02-27_d769580a4338522f3d5cf295cd86c5f8_cryptolocker
Files
-
2024-02-27_d769580a4338522f3d5cf295cd86c5f8_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