Behavioral task
behavioral1
Sample
2024-03-06_3ec658e3bde38f42484537100778d662_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-06_3ec658e3bde38f42484537100778d662_cryptolocker.exe
Resource
win10v2004-20240226-en
General
-
Target
2024-03-06_3ec658e3bde38f42484537100778d662_cryptolocker
-
Size
66KB
-
MD5
3ec658e3bde38f42484537100778d662
-
SHA1
192fb9e49196e32863c0834441d815b4dd2a5285
-
SHA256
a73f27cf03a5de7d942d57fe81ba9b05b1b2b05fc76a530295bcb8a552aa228e
-
SHA512
05ef253129d66cc8e8af7781a1f1e2a61b7978f0fe4b45bdd040194828d8db12e8676f6f8ec5001ab420a480cb1aaa6f2aa155548626ed3c975a111fc3f0365b
-
SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjY6UAXa6:1nK6a+qdOOtEvwDpjB
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 2024-03-06_3ec658e3bde38f42484537100778d662_cryptolocker
Files
-
2024-03-06_3ec658e3bde38f42484537100778d662_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