Static task
static1
Behavioral task
behavioral1
Sample
2024-01-27_6d072423bf6eda9715c1c5d2990f4d72_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-01-27_6d072423bf6eda9715c1c5d2990f4d72_cryptolocker.exe
Resource
win10v2004-20231215-en
General
-
Target
2024-01-27_6d072423bf6eda9715c1c5d2990f4d72_cryptolocker
-
Size
64KB
-
MD5
6d072423bf6eda9715c1c5d2990f4d72
-
SHA1
2564a3433fd94ceef179465a0408bf3e9e0419e1
-
SHA256
d5f844d36a393168b69879c7678b0f0f0af2d58e1d95e26e1ce7404db3158a99
-
SHA512
d29f22a21b962521f88ab1ad5e80ca48970045f55c6dbde3088d199e3a80fc3d72c48c572a28ee1df3a386d5444aae5c051713c3dc3ea58a0be3f0429f73ae51
-
SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRXrZSUA:i5nkFGMOtEvwDpjNbwQEI8UA
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 2024-01-27_6d072423bf6eda9715c1c5d2990f4d72_cryptolocker
Files
-
2024-01-27_6d072423bf6eda9715c1c5d2990f4d72_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