Behavioral task
behavioral1
Sample
2024-03-27_9296ae83e05e2d585d898156ad9084ec_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-03-27_9296ae83e05e2d585d898156ad9084ec_cryptolocker.exe
Resource
win10v2004-20231215-en
General
-
Target
2024-03-27_9296ae83e05e2d585d898156ad9084ec_cryptolocker
-
Size
149KB
-
MD5
9296ae83e05e2d585d898156ad9084ec
-
SHA1
b7da3b4fd06780445a72e1df2945451fff94d887
-
SHA256
e1d5cafc66897697851b749634f7464d3a070b0aacb6cd152a1eccb9d1b252a0
-
SHA512
f057b0ec4c6c481bb7f43a2caf8e9252e614a87460f605c1ef5aa7e4cb17e2e40f7a1a384353d619fc049321567f4a756b455507ded663ddf10a27d5271ded1c
-
SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp699GNtL1e2E:z6a+CdOOtEvwDpjczj
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 2024-03-27_9296ae83e05e2d585d898156ad9084ec_cryptolocker
Files
-
2024-03-27_9296ae83e05e2d585d898156ad9084ec_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