Behavioral task
behavioral1
Sample
2024-04-23_4cd2a613a25e8d6ed28d5de5bb34bffa_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-23_4cd2a613a25e8d6ed28d5de5bb34bffa_cryptolocker.exe
Resource
win10v2004-20240412-en
General
-
Target
2024-04-23_4cd2a613a25e8d6ed28d5de5bb34bffa_cryptolocker
-
Size
64KB
-
MD5
4cd2a613a25e8d6ed28d5de5bb34bffa
-
SHA1
b2fd66d9e58c59c0dbdd53d52349b210705fc944
-
SHA256
37202acf48129b51db463e1f166c2cb88ab997f6d3b0e030d30a4b7216fe64cb
-
SHA512
e5de63479f543aecf5a002dc3c189373fbf42a64f8532b7857f91d89eed3ec247fd8f20993fb77a82e5e40b01c36e448582c8f10275c5bc01b06d358dd183e68
-
SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjY6UAXz:1nK6a+qdOOtEvwDpjz
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 2024-04-23_4cd2a613a25e8d6ed28d5de5bb34bffa_cryptolocker
Files
-
2024-04-23_4cd2a613a25e8d6ed28d5de5bb34bffa_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