Static task
static1
Behavioral task
behavioral1
Sample
2024-03-13_23656da1d44468c230b3fc95f679dc9d_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-13_23656da1d44468c230b3fc95f679dc9d_cryptolocker.exe
Resource
win10v2004-20240226-en
General
-
Target
2024-03-13_23656da1d44468c230b3fc95f679dc9d_cryptolocker
-
Size
40KB
-
MD5
23656da1d44468c230b3fc95f679dc9d
-
SHA1
0c7ce8d8b46c46ce3b36085f0a85f26035034a59
-
SHA256
4c080ad40747585d919c9a1fc7ce75b3ab2eb3c28406c26234bf9d859625f1f8
-
SHA512
b4ca47ad512e77b1e1871802c6180bc044ed9393b0161192ecd247853ea5e7997816be058a59fb1517f9a5fe225b615875704e80418434e181b07f9a9a16ab79
-
SSDEEP
768:TS5nQJ24LR7tOOtEvwDpjGqPhqlcnvgpnRsE:m5nkFNMOtEvwDpjG8hgpRsE
Malware Config
Signatures
-
Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
Detects executables built or packed with MPress PE compressor 1 IoCs
resource yara_rule sample INDICATOR_EXE_Packed_MPress -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-03-13_23656da1d44468c230b3fc95f679dc9d_cryptolocker
Files
-
2024-03-13_23656da1d44468c230b3fc95f679dc9d_cryptolocker.exe windows:5 windows x86 arch:x86
e021c9fc2c12265365fad587d43783fe
Headers
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DEBUG_STRIPPED
Imports
kernel32
GetModuleHandleA
GetProcAddress
user32
EndPaint
gdi32
CreateFontIndirectA
Sections
.MPRESS1 Size: 10KB - Virtual size: 36KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.MPRESS2 Size: 1024B - Virtual size: 910B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 10KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE