Behavioral task
behavioral1
Sample
2024-05-28_d6e85c1ea8959ffd3eb438e80f2d0bc3_cryptolocker.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
2024-05-28_d6e85c1ea8959ffd3eb438e80f2d0bc3_cryptolocker.exe
Resource
win10v2004-20240426-en
General
-
Target
2024-05-28_d6e85c1ea8959ffd3eb438e80f2d0bc3_cryptolocker
-
Size
60KB
-
MD5
d6e85c1ea8959ffd3eb438e80f2d0bc3
-
SHA1
1f94ed311465993a207b9473c27defd94926cc0a
-
SHA256
97f7dcb95e05a574b01cd53ea6de8cae492c1050443cc7c7130cbd1211a59f44
-
SHA512
c39d38814c44be9f86c63bf7bc392a5329de06be7b164cb1a0b14cbd38a9bc3f344afd7945888ddc418aa55827d6463d80e64c5d519e8df6300c893cb047089e
-
SSDEEP
768:H6LsoEEeegiZPvEhHSG+gk5NQXtckstOOtEvwDpjhBaD3TUogs/VXpAP6pE:H6QFElP6n+gou9cvMOtEvwDpjCpVXm
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 2024-05-28_d6e85c1ea8959ffd3eb438e80f2d0bc3_cryptolocker
Files
-
2024-05-28_d6e85c1ea8959ffd3eb438e80f2d0bc3_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: 11KB - 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