Static task
static1
Behavioral task
behavioral1
Sample
2024-03-09_df5a0318131f1907deb219f2f08c2fb0_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-03-09_df5a0318131f1907deb219f2f08c2fb0_cryptolocker.exe
Resource
win10v2004-20240226-en
General
-
Target
2024-03-09_df5a0318131f1907deb219f2f08c2fb0_cryptolocker
-
Size
100KB
-
MD5
df5a0318131f1907deb219f2f08c2fb0
-
SHA1
6a79041355518617b796aac1cfd6a433ec18e32c
-
SHA256
2b01c66a3d38e1ade16794bfe687c5d4580f624a7a63f31cfd620ebcdcb74993
-
SHA512
5984fbdb69fd7d8b78e0648437da2f98630f5a8d358eaa5f303b60473ea1772540d6c467173629c7fdb2de11216bc48f1ed727f2f35092c575569befb018374c
-
SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRiWjzUNlYb:i5nkFGMOtEvwDpjNbwQEIikgNlYb
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 2024-03-09_df5a0318131f1907deb219f2f08c2fb0_cryptolocker
Files
-
2024-03-09_df5a0318131f1907deb219f2f08c2fb0_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: 13KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE