Behavioral task
behavioral1
Sample
2024-04-21_e84ad4dd603984e39aad40e5b82a3390_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-04-21_e84ad4dd603984e39aad40e5b82a3390_cryptolocker.exe
Resource
win10v2004-20240412-en
General
-
Target
2024-04-21_e84ad4dd603984e39aad40e5b82a3390_cryptolocker
-
Size
51KB
-
MD5
e84ad4dd603984e39aad40e5b82a3390
-
SHA1
4eeb8c542bcbe039be9fe16def04382e861c97a4
-
SHA256
0575370c766c32a7a53e78f93aae48e06f5cd5c62d1028a2be34c2cbbcf42a9e
-
SHA512
c576cb1460d1376c7f68ef24eb9beba2608f912279944ae02f0d7ede2d476e6acc4f28d0ff6d4a22d4d81c67dca411fef9ea8ef31ae21349ae62dffce4f9a0a9
-
SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YY1J+OTOY:z6QFElP6n+gKmddpMOtEvwDpj31iY
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 2024-04-21_e84ad4dd603984e39aad40e5b82a3390_cryptolocker
Files
-
2024-04-21_e84ad4dd603984e39aad40e5b82a3390_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