Behavioral task
behavioral1
Sample
2024-05-10_a1e3f2331481282db5e3cca43eb37e34_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-10_a1e3f2331481282db5e3cca43eb37e34_cryptolocker.exe
Resource
win10v2004-20240508-en
General
-
Target
2024-05-10_a1e3f2331481282db5e3cca43eb37e34_cryptolocker
-
Size
63KB
-
MD5
a1e3f2331481282db5e3cca43eb37e34
-
SHA1
9bb6523c065442baab5041b500d303367687112d
-
SHA256
79769622ac481a7860b2ec7a8b00835717dc238406c69de0412bae11e5cbd2d2
-
SHA512
51e133b5c28692583bfae442e0c1396b52163a97f19b20bfac412fcb5fa8189976b137cf8aa090a65fee132b352824ca90b26c86f69204422f237ce2417f3e86
-
SSDEEP
768:P8mnjO6LsoEEeegiZPvEhHSG+gbum/kLyMro2GtOOtEvwDpjKvWxHCbSVaFn0jKN:P8mnK6QFElP6n+gymddpMOtEvwDpjYMO
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 2024-05-10_a1e3f2331481282db5e3cca43eb37e34_cryptolocker
Files
-
2024-05-10_a1e3f2331481282db5e3cca43eb37e34_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