Behavioral task
behavioral1
Sample
2024-01-18_2decd72c5c1751d21ab7935ca3f7e694_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-18_2decd72c5c1751d21ab7935ca3f7e694_cryptolocker.exe
Resource
win10v2004-20231215-en
General
-
Target
2024-01-18_2decd72c5c1751d21ab7935ca3f7e694_cryptolocker
-
Size
61KB
-
MD5
2decd72c5c1751d21ab7935ca3f7e694
-
SHA1
4560da44cd596e80871f249ffbdbb616a2cb5687
-
SHA256
d4fcc9b1ec47a0323c79379c57ac82092b9edf18e8cdbea6f6fb3e693ce3032b
-
SHA512
4d746b5c8a6b87a05b8f942539a24a26260e782e0785320e2e51327304c0b805a59df757eca18d61701234c4da3b419515dac0c5e2fb20d6df2cd2800fc802d1
-
SSDEEP
768:P8mnjO6LsoEEeegiZPvEhHSG+gbum/kLyMro2GtOOtEvwDpjKvWxHCbSVaFn0jKv:P8mnK6QFElP6n+gymddpMOtEvwDpjYp
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 2024-01-18_2decd72c5c1751d21ab7935ca3f7e694_cryptolocker
Files
-
2024-01-18_2decd72c5c1751d21ab7935ca3f7e694_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