Static task
static1
Behavioral task
behavioral1
Sample
2024-04-22_7a366adc222b7a4e4c70525e5097bee4_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-04-22_7a366adc222b7a4e4c70525e5097bee4_cryptolocker.exe
Resource
win10v2004-20240412-en
General
-
Target
2024-04-22_7a366adc222b7a4e4c70525e5097bee4_cryptolocker
-
Size
67KB
-
MD5
7a366adc222b7a4e4c70525e5097bee4
-
SHA1
4e8ef24b3065d133c4b7f175ba0b5dde9e5d5769
-
SHA256
a745fb24ba77f197572e87429371660f49e74001a4915659c991ac2044dd6ef2
-
SHA512
eba6f96b898332275de76deef61f99cb83397f3dd21f8c0e59d2bca90ec8df63a2033065ad2d9a468940ed50de64563fd81cce66874fd37d91c1d047240df8fd
-
SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRXrZSUNsYD/U:i5nkFGMOtEvwDpjNbwQEI8UZDs
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 2024-04-22_7a366adc222b7a4e4c70525e5097bee4_cryptolocker
Files
-
2024-04-22_7a366adc222b7a4e4c70525e5097bee4_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