Behavioral task
behavioral1
Sample
2024-05-10_f9b4bedd575bac840a03123d71d82a6d_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-10_f9b4bedd575bac840a03123d71d82a6d_cryptolocker.exe
Resource
win10v2004-20240508-en
General
-
Target
2024-05-10_f9b4bedd575bac840a03123d71d82a6d_cryptolocker
-
Size
96KB
-
MD5
f9b4bedd575bac840a03123d71d82a6d
-
SHA1
1e7ec499529e684cd0dc0d3becc9f2f63a791a37
-
SHA256
5ebcc90dc2da06295854fe7c1f8dfb4a8f815187d446e44c746ef4da274cfb49
-
SHA512
f9d5efa46f4164f571814b3ce550c5aea94c6cec4909aa932c8deb7d6925173451452111a40296c7a8251556ebc71c9fed6c1862319ceea1d6d8fab5418a8623
-
SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjgx/bqq:zCsanOtEvwDpjBb
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_f9b4bedd575bac840a03123d71d82a6d_cryptolocker
Files
-
2024-05-10_f9b4bedd575bac840a03123d71d82a6d_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