Behavioral task
behavioral1
Sample
2024-04-28_2d6f390f5345cce1ea4af7d7571f1c3a_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-04-28_2d6f390f5345cce1ea4af7d7571f1c3a_cryptolocker.exe
Resource
win10v2004-20240226-en
General
-
Target
2024-04-28_2d6f390f5345cce1ea4af7d7571f1c3a_cryptolocker
-
Size
88KB
-
MD5
2d6f390f5345cce1ea4af7d7571f1c3a
-
SHA1
e55f3aff91cd6d7b428847f01cbed2d48237ea46
-
SHA256
4157519bc65e94a5e5ae2c75cb99dcaaa4e9a898e26dd14f78612d3b82608a1a
-
SHA512
3a254d0c25f3ef253336d65d7274fe1efb7a6b0aa8fbfc84128faae5189d7606afcb2b6a0e2bb04b4dd9130872f650add160909a577d1efc34acd17d5a3eab52
-
SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRMy8tyblX:zCsanOtEvwDpjg
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 2024-04-28_2d6f390f5345cce1ea4af7d7571f1c3a_cryptolocker
Files
-
2024-04-28_2d6f390f5345cce1ea4af7d7571f1c3a_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