Behavioral task
behavioral1
Sample
2024-01-25_55404d5d5e4d6218717bb5fe01c57ee0_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-25_55404d5d5e4d6218717bb5fe01c57ee0_cryptolocker.exe
Resource
win10v2004-20231215-en
General
-
Target
2024-01-25_55404d5d5e4d6218717bb5fe01c57ee0_cryptolocker
-
Size
106KB
-
MD5
55404d5d5e4d6218717bb5fe01c57ee0
-
SHA1
7b7c4714b100b0da0ee889dd069abde041bd7b58
-
SHA256
4db8d32d277cd989ce7932c11365bd6e5f19811bc716621b03a1506e7925ea06
-
SHA512
a5be98e4ea0b40e5462aa5362a4dfb29a38670bc7271bbf53956cfb004ad14f37b2f1e656a4dffee37b427c487871ef4a33649dc31be2dca9a3225c05634b3af
-
SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalRn5iF1j6GksgEW:1nK6a+qdOOtEvwDpjE
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 2024-01-25_55404d5d5e4d6218717bb5fe01c57ee0_cryptolocker
Files
-
2024-01-25_55404d5d5e4d6218717bb5fe01c57ee0_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