Behavioral task
behavioral1
Sample
2024-03-12_76b76d22ab44eee639af91a5c666dc47_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-12_76b76d22ab44eee639af91a5c666dc47_cryptolocker.exe
Resource
win10v2004-20240226-en
General
-
Target
2024-03-12_76b76d22ab44eee639af91a5c666dc47_cryptolocker
-
Size
94KB
-
MD5
76b76d22ab44eee639af91a5c666dc47
-
SHA1
f40b2613a5c1b7f7b7dab03331e350fa06a2fc04
-
SHA256
07ecd4f8f6e61382b50121f0804b8b1be78199432fb75ae8809c4aacbac33b9f
-
SHA512
a2dde2b8412201f58cdcf2405833f30346727cdee32d8bf2680825475d2d87a7f4e06d7e6ff250b973621958c6b2bddab75e2f9b43c5d867fead3d56f7a5cca1
-
SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjgx/u:zCsanOtEvwDpjBu
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 2024-03-12_76b76d22ab44eee639af91a5c666dc47_cryptolocker
Files
-
2024-03-12_76b76d22ab44eee639af91a5c666dc47_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