Behavioral task
behavioral1
Sample
2024-02-03_d2e75b752bb1148d9f20c5887e38dee9_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-03_d2e75b752bb1148d9f20c5887e38dee9_cryptolocker.exe
Resource
win10v2004-20231222-en
General
-
Target
2024-02-03_d2e75b752bb1148d9f20c5887e38dee9_cryptolocker
-
Size
56KB
-
MD5
d2e75b752bb1148d9f20c5887e38dee9
-
SHA1
57a8a2a53a07a8a3d316b81d266c2ca3c75ee33c
-
SHA256
06654be9ace1fe6717c6e69071a0f9a25d45f6981d9c7d5b352f4b30b7696c4a
-
SHA512
c392a926e00a9c82e9096ff03ae32cdd906df3557ac54ae60b62b2ae3061a1393c4e1f49e4ef6330db83a51bc39715a529340fda9208eed3fe0f37c633dab640
-
SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFeV0ZOfcpymw:zj+soPSMOtEvwDpj4ya
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 2024-02-03_d2e75b752bb1148d9f20c5887e38dee9_cryptolocker
Files
-
2024-02-03_d2e75b752bb1148d9f20c5887e38dee9_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
IMAGE_FILE_DEBUG_STRIPPED
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.imports Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE