Behavioral task
behavioral1
Sample
2024-01-25_2a83904c7320462abddcc012b9a510bc_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-01-25_2a83904c7320462abddcc012b9a510bc_cryptolocker.exe
Resource
win10v2004-20231215-en
General
-
Target
2024-01-25_2a83904c7320462abddcc012b9a510bc_cryptolocker
-
Size
64KB
-
MD5
2a83904c7320462abddcc012b9a510bc
-
SHA1
f2df3d03b1c4eaa78bb5504b323a39fea466219d
-
SHA256
ca38fa11efcef0a951552497deb29077ccca732bc1f900c5383af991f2d8fd32
-
SHA512
153778dc39201d9f431c3a5761477d4804eb52e31779c042533f4854ef9bb9c569a02330077e2a8bab4f388935684096fa7e786a4b260787899bc042bef0372f
-
SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjY6UAXaJ:1nK6a+qdOOtEvwDpja
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 2024-01-25_2a83904c7320462abddcc012b9a510bc_cryptolocker
Files
-
2024-01-25_2a83904c7320462abddcc012b9a510bc_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
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ap0x Size: 1024B - Virtual size: 785B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE