Behavioral task
behavioral1
Sample
2024-01-11_41f9f1d23a76d6bffec98c65dd283e54_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-11_41f9f1d23a76d6bffec98c65dd283e54_cryptolocker.exe
Resource
win10v2004-20231222-en
General
-
Target
2024-01-11_41f9f1d23a76d6bffec98c65dd283e54_cryptolocker
-
Size
93KB
-
MD5
41f9f1d23a76d6bffec98c65dd283e54
-
SHA1
341f878a15864236497c2a21740f86c03c49adf8
-
SHA256
3b6c700988766a8321251f73f0e2d664deca5d82e2d9df76e4a2c315709b155e
-
SHA512
a81b83e51dfa74de97a9029e32811eb0f99628731e41df0aa3c41c7237d947a4327ffda834fab0e97dc8e5b0ce99718691346efc50ff2540f4c4f98ec35cdbe0
-
SSDEEP
1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwNgp019:AnBdOOtEvwDpj6zv
Malware Config
Signatures
-
resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource 2024-01-11_41f9f1d23a76d6bffec98c65dd283e54_cryptolocker unpack001/out.upx
Files
-
2024-01-11_41f9f1d23a76d6bffec98c65dd283e54_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: - 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
-
out.upx.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
.text Size: 11KB - Virtual size: 11KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 1024B - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 10KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 1024B - Virtual size: 536B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ