Static task
static1
Behavioral task
behavioral1
Sample
2024-01-18_f7ca9683916ede9975ed2df71b4aefd0_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-01-18_f7ca9683916ede9975ed2df71b4aefd0_cryptolocker.exe
Resource
win10v2004-20231215-en
General
-
Target
2024-01-18_f7ca9683916ede9975ed2df71b4aefd0_cryptolocker
-
Size
38KB
-
MD5
f7ca9683916ede9975ed2df71b4aefd0
-
SHA1
7bea9102653aa98af12d654508a8c05f2c801dbc
-
SHA256
eaca6ed5787886ea94521a874e0defe1013019b612291806f8b903425beeb9ec
-
SHA512
220652d1c3a22aa8abf41f0bc1611d181fd13335ad01e6fe5f5a194b9e99986b3a987f6d2f31d19fec70d314e3e6533c9d84917d24a1a5e323ac32cf476123f0
-
SSDEEP
768:TS5nQJ24LR7tOOtEvwDpjGqPhqlcnvgpn/:m5nkFNMOtEvwDpjG8hgp/
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 2024-01-18_f7ca9683916ede9975ed2df71b4aefd0_cryptolocker
Files
-
2024-01-18_f7ca9683916ede9975ed2df71b4aefd0_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