Static task
static1
Behavioral task
behavioral1
Sample
2024-01-28_7a9b5b177a1823da0c9472553b3c3459_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-01-28_7a9b5b177a1823da0c9472553b3c3459_cryptolocker.exe
Resource
win10v2004-20231215-en
General
-
Target
2024-01-28_7a9b5b177a1823da0c9472553b3c3459_cryptolocker
-
Size
39KB
-
MD5
7a9b5b177a1823da0c9472553b3c3459
-
SHA1
a12a4f6cae9052b305368e4b1c156b5d1f8d3d55
-
SHA256
8c9b4cfe31a26b2ec735454f2fd3f69ffda694f30743f96f6662c8700b05cf05
-
SHA512
318213c5c24b2c9f0f3077332b24c500f3b8940bdb4a5c2b5f8c8e0d0560ef78bcef3d2575d873d2d408bf2cf11e65a51c25b929905e215620ce4b2997fa21a3
-
SSDEEP
768:TS5nQJ24LR7tOOtEvwDpjGqPhqlcnvgpnATn:m5nkFNMOtEvwDpjG8hgpCn
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 2024-01-28_7a9b5b177a1823da0c9472553b3c3459_cryptolocker
Files
-
2024-01-28_7a9b5b177a1823da0c9472553b3c3459_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