Behavioral task
behavioral1
Sample
2024-02-23_d9f04741d2a39190b8126bbb6c466aec_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-23_d9f04741d2a39190b8126bbb6c466aec_cryptolocker.exe
Resource
win10v2004-20240221-en
General
-
Target
2024-02-23_d9f04741d2a39190b8126bbb6c466aec_cryptolocker
-
Size
56KB
-
MD5
d9f04741d2a39190b8126bbb6c466aec
-
SHA1
0e27ce0a85c8b64dda4004a9ab2090d45b531bcb
-
SHA256
a22b2238ddde78e9cb6800f1556e5e997989f1d61e3fc430a67740ecdff99062
-
SHA512
e248769710f99c2812cb1cb630b62d00c5fd1827f7312fe44b6fc0cd50d321954106f0ee14b298a7e1891500a2044620f706b517f6e442060c65e2b252620be5
-
SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5ax8X5:z6QFElP6n+gKmddpMOtEvwDpj9aYaE
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 2024-02-23_d9f04741d2a39190b8126bbb6c466aec_cryptolocker
Files
-
2024-02-23_d9f04741d2a39190b8126bbb6c466aec_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_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